[IGSREPORT-29769] Wk 2302 IGS Final Orbits

acc acc at igs.org
Sat Mar 9 02:02:20 UTC 2024


Author:  AC Coordinator / GA MIT 

sum-file Version 2.0
Final IGS Orbit Combination - Week 2302   (Feb 18, 2024 - Feb 24, 2024)

Contacts: acc at igs.org


COMBINATION STRATEGY:
---------------------

Starting with GPS week 860, the IGS Final orbit combination is done directly
in the ITRF without any alignment to the Bulletin B EOP series.

Each centre satellite clock corrections are first transformed to a common 
reference. One of the following two methods can be used (the REMARKS section of
this report gives which method is used):
[1] For each centre, a clock offset and a drift are estimated with respect to
    the broadcast clock corrections using only non-SA satellites;
[2] A chosen reference centre is aligned to the broadcast clock corrections
    using all satellites. All other centres are then aligned to that reference
    centre. 
The offsets and drifts are used to align each centre satellite clock
corrections to GPS time. Ephemerides and clock corrections are then combined
as weighted averages computed over all centres. Each centre is given a
position weight and a clock weight. The position weights are computed from
each centre's absolute deviation to the unweighted average orbit after the
estimation of a 7-parameter Helmert transformation. The clock weights are
either computed from [1] the absolute deviation of the initial alignment to
broadcast clock for the non-SA satellites, or [2] from the absolute deviation
of centre's aligned clock corrections with respect to the unweighted mean.
Finally, a 7-parameter Helmert transformation and clock offset and drift are
estimated for each centre with respect to the combined solutions and parameters
and RMS of fit reported. All the above estimations are performed using the
L1-norm robust scheme.

  Each centre ephemerides are also evaluated individually and independently from
the orbit combination by using week long arcs. The Earth Orientation Parameters
(EOP) used in this evaluation are those submitted by the respective centres.
The IGS combined orbits/clocks and all centres providing both orbit and clock 
solutions are further evaluated by an independent point positioning (navigation)
program that uses both phase and pseudorange data at each SP3 epoch. This is
primarily intended for testing clock solution precision as well as the
orbit/clock consistency.

 Like the clock solutions broadcast in the navigation message, the combined
satellite clocks are corrected for the periodical relativistic correction (see
e.g. GPS interface Control document ICD-GPS-200, p.73):

                              -2*(X.V)/c  [distance unit],

where X and V are the inertial sv state and velocity vectors and c is the speed
of light. Also for compatibility with broadcast GPS time, the IGS clocks use
the linear combination of phase-smoothed P1 and P2 pseudorange data to remove
the 1st order ionospheric delay, with no other delay calibrations applied.


SOFTWARE:
---------

The weighted average software used was originally developed by T. Springer
and G. Beutler in 1993. The GPS long arc orbit analysis software used here for
individual centre ephemeris evaluation was developed by Beutler et al. at the
Astronomical Institute of the University of Bern (AIUB). For more details on
the orbit combination and complete references for both software see:

  Beutler G., Kouba J. and T. Springer, 1995, Combining the orbits of the IGS 
  Analysis Centers, Bulletin Geodesique, 69, pp 200-222.

  Kouba J., Mireault Y. and F. Lahaye, 1995, 1994 IGS Orbit/Clock Combination
  and Evaluation, Appendix I of the Analysis Coordinator Report, International
  GPS Service for Geodynamics (IGS) 1994 Annual Report, pp. 70-94.

  Kouba J. and Y. Mireault, 1996, IGS Analysis Coordinator Report, 
  International GPS Service for Geodynamics (IGS) 1995 Annual Report, 
  pp. 45-76.

  Kouba J. and Y. Mireault, 1997, Analysis Coordinator Report, 
  International GPS Service for Geodynamics (IGS) 1996 Annual Report, 
  pp. 55-100.


PRODUCTS GENERATED:
-------------------

The resulting average ephemeris and clocks are output to daily files in SP3
format. The satellite accuracy codes displayed in the header are based on the
weighted RMS for each satellite over each daily arc. Note that each file
contains all the satellites that appear in any of the centre ephemeris files.
If a satellite or centre was excluded from combination, a note in the REMARKS
section of this report will identify the exclusion and the reason.

The resulting x and y earth rotation parameters (ERP) associated with the IGS
ephemeris files and their rates (xrt, yrt) are computed using a weighted average
of all available centres (as part of the separate SINEX combination since GPS
week 1051; weighted according to the orbit combination before that time). 

Starting with GPS wk 0894, IGS LOD combinations were implemented in the 
Final IGS solutions. AC LOD biases with respect to Bulletin A are estimated
using Bulletin A most recent 10 days, i.e. up to 5 days prior to the last
non-predicted day of Bulletin A. AC LOD biases are removed and the new AC
bias-free LODs are used to compute a weighted IGS LOD which in turn is
integrated into IGS UT1-UTC. The starting UT1-UTC value is chosen as Bulletin
A fifth day prior to its last non-predicted day. Both IGS LOD and UT1-UTC
values are printed in the IGS Final erp file.



The Final Orbit files generated and uploaded into CDDIS @ NASA/GSFC are:

IGS0OPSFIN_${yyyy}${doy}0000_01D_15M_ORB.SP3  IGS GPS ephemeris files in SP3
                                              format.
IGS0OPSFIN_${yyyy}${doy}0000_01D_05M_CLK.CLK  IGS GPS satellite and station
                                              clocks in clock RINEX format.
IGS0OPSFIN_${yyyy}${doy}0000_01D_01D_CLS.SUM  IGS GPS clock combination summary
                                              report.
IGS0OPSFIN_${yyyy}${doy}0000_07D_01D_ERP.ERP  Earth Rotation Parameters (ERP)
                                              and their rates as well as
                                              Universal Time (UT1-UTC) and
                                              Length Of Day (LOD) associated 
                                              with IGS ephemerides.
IGS0OPSFIN_20240490000_07D_01D_SUM.SUM        Complete report.

    
REMARKS concerning the IGS Orbit Combination:                                  
---------------------------------------------

 1. The centres used in the clock combination are COD, EMR, ESA, GFZ, GRG, and JPL.
    The other centres are excluded because of poorer consistency, they provide
    broadcast clocks, or clock corrections are not provided (SIO). The clock
    information not used is still compared to the combination for completeness. The
    value of 999999.999999 microseconds, according to the SP3 format convention,
    signifies that no clock solution is available and therefore must not be used.
    
    In general, if an AC does not contribute to the terrestrial reference frame
    (i.e. the SINEX combination), then any corresponding orbits & clocks
    contributed from that AC should not be included with weight in this
    combination. This is done to ensure a high level of consistency between the TRF
    and the orbital frame. However, there is an exception for the clocks if the AC
    is the reference center. In that case, only the clocks from that AC are
    included with weight.
    

 2. Rapid (IGR) orbits/clocks are included in the combination for statistics only.
    Starting week 1582, a new orbit solution from CNES/GRGS (GRG) is included with
    weight. GRG clocks are included with weight starting 12-Aug-2012 (GPS Week
    1701, day 0, MJD 56151), after a procedural change to generate estimates in
    the center-of-figure frame instead of the center-of-mass frame. GRG LOD
    estimates are included for comparison only.

 3. The following centre clock solutions, which provide broadcast clock
    corrections, were excluded from the combination but kept in the combination
    statistics:
             -> Centre: NGS 

 4. The following clock solutions were excluded from the combination because they
    were biasing the combined clock solutions (clock shifts/outliers) but were
    kept for the RMS computation. Duplicate entries can arise due to separate
    combination runs for the 30-s clocks ACs (listed first) and the 5-min clock
    ACs (listed second).
    
               Day | Centre | PRN/STA list
               ----+--------+---------------
                0  |  COD   | SCUB
                0  |  ESA   | KOUR
                0  |  GFZ   | LAUT
                0  |  GRG   | 2 CZTG COCO CZTG SVTL
                0  |  JGX   | CKSV
                0  |  MIT   | WTZR BADG NRC1 WSRT WTZR
                1  |  COD   | GAMB SANT
                1  |  ESA   | JFNG
                1  |  GFZ   | 5 GAMB JFNG GAMB SCUB
                1  |  GRG   | AREQ CZTG AREQ CZTG HYDE
                1  |  JGX   | NRMD CKSV NRMD
                1  |  MIT   | NRC1 SFER
                2  |  ESA   | SCUB
                2  |  GFZ   | 5 LAUT
                2  |  GRG   | CZTG CZTG SEYG SGOC
                2  |  JGX   | CKSV
                3  |  COD   | CZTG
                3  |  ESA   | DGAR UNSA
                3  |  GFZ   | LAUT TASH
                3  |  GRG   | MAW1 REUN SVTL
                3  |  JGX   | CKSV
                3  |  MIT   | NRC1
                4  |  COD   | DJIG MATE
                4  |  EMR   | BADG
                4  |  ESA   | AREQ AREQ WIND
                4  |  GFZ   | LAUT
                4  |  GRG   | CZTG BAKE COCO CZTG SEYG SVTL
                4  |  JGX   | BAKE
                4  |  MIT   | MADR STJ3 YEL2 ALBH HERS MADR STJ3 WTZZ YEL2
                5  |  COD   | DAV1 GUAT WIND
                5  |  ESA   | SEYG
                5  |  GFZ   | DGAR POHN
                5  |  GRG   | CZTG DGAR COCO CZTG DGAR SVTL
                5  |  MIT   | MATE WTZR YELL MATE NOT1 NRC1 STJO WSRT WTZR YELL
                6  |  COD   | MATE SCUB
                6  |  ESA   | DAV1 AREQ DAV1
                6  |  GRG   | CKIS AREQ COCO DARW DAV1 SVTL
                6  |  JGX   | CKIS NTUS
                6  |  MIT   | NOT1 NRC1 WSRT

 5. Starting on 22-Oct-2000 (GPS Week 1085-0; MJD=51839) all IGS clock products
    are based on the new clock combination scheme which uses the clock RINEX
    files as input if available, otherwise SP3 clocks are used. The AC clocks are
    corrected for the radial offsets of their satellite orbits compared to the
    combination.

 6. Velocity changes were estimated to alleviate the effects of modeling problems,
    experienced by all centres,in the Long Arc (LA) process.
    
             Velocity changes per day and affected satellites:
    
               Day |  0 |  1 |  2 |  3 |  4 |  5 |  6 |
           --------+----+----+----+----+----+----+----+
           PRN G01 |  4 |  4 |  4 |  4 |  4 |  4 |  4 |
           PRN G06 |  4 |  4 |  4 |  4 |  4 |  4 |  4 |

 7. Starting 5-Nov-2006 (GPS Week 1400, day 0, MJD 54044) until 16-Apr-2011 (GPS
    Week 1631, day 6, MJD 55667) all IGS products, including the IGS combined
    orbits, are based on the IGS realization of the ITRF2005 reference frame
    (IGS05). For more information see IGSMAIL #5447. The IGS05 frame is also the
    basis for the homogeneously reprocessed IGS products from GPS Weeks 730 to 1459
    (1994-2007); see IGSMAIL #6136.
    
    Starting 17-Apr-2011 (GPS Week 1632, day 0, MJD 55668) all IGS products, are
    based on the IGS realization of the ITRF2008 reference frame (IGS08). For more
    information see IGSMAIL #6354.
    
    Starting 07-Oct-2012 (GPS Week 1709, day 0, MJD 56207) all IGS products, are
    based on the updated IGS08 frame (IGb08). For more information see IGSMAIL
    #6663.
    
    Starting 29-Jan-2017 (GPS Week 1934, day 0, MJD 57782) all IGS products,
    are based on the IGS realization of the ITRF2014 reference frame (IGS14).
    For more information see IGSMAIL #7399.
    
    Starting 17-May-2020 (GPS Week 2106, day 0, MJD 58986) all IGS products,
    are based on the updated reference frame (IGb14).
    For more information see IGSMAIL #7921.
    
    Starting 28-Nov-2022, all IGS products, are based on the IGS realization of
    the ITRF2020 reference frame (IGS20). Starting from the same date, the IGS
    products are based on the repro3 standards, including long filename formats.
    For more information see IGSMAIL #8238, #8256, #8274 and #8282.
    

 8. Small rotations were applied to all the AC orbit and ERP values in order to
    align them to the current IGS reference frame. These RX, RY and RZ rotations
    were estimated in the IGS SINEX combination process, performed by the IGS
    Reference Frame Coordinator at the Institut Geographique National (IGN).
    Starting on 19-Aug-2012 (GPS Week 1702; MJD=56158), ACs began contributing
    products based on 1d SINEX integrations. As a result, the SINEX combinations
    are now done daily instead of weekly, and the associated daily rotations are
    applied here to the orbits and ERPs. The estimated 7 transformations, from
    which only the 3 rotations are applied to the orbit and ERP values, are:
    
            |     |    DX     DY     DZ      RX     RY     RZ     SCL
     Centre | Day |   [mm]   [mm]   [mm]   [uas]  [uas]  [uas]   [ppb]
     -------+-----+---------------------------------------------------
       COD  |   0 |   -1.5    -.1   -1.0     -17      2    -14     .04
       EMR  |   0 |    4.4   -2.3    3.2     -16      5    -29     .11
       ESA  |   0 |     .1    -.4    1.1       0    -17     26    -.51
       GFZ  |   0 |    -.4    -.8     .1     -44     -6     -6     .24
       JGX  |   0 |    9.0    4.8   -4.3       9    -28     54    -.26
       JPL  |   0 |    1.4    2.0   -6.9      10     40    -33     .50
       MIT  |   0 |    3.3    -.5   30.5     -27    -16     10     .04
       NGS  |   0 |    5.6    3.0    7.9      -9     -8     17    -.27
       SIO  |   0 |    4.2    5.0   12.9     103    114      6    -.04

       COD  |   1 |   -1.4    -.5    -.8     -11      1    -17     .03
       EMR  |   1 |    4.7   -4.3   -2.2      -2      4     17    -.11
       ESA  |   1 |    -.2     .2     .9       8    -16      1    -.60
       GFZ  |   1 |    -.0    -.8     .2     -26    -19      6     .30
       JGX  |   1 |    5.6    2.9   -5.7      12    -23     37    -.23
       JPL  |   1 |    3.5     .8   -9.0       9     43    -51     .46
       MIT  |   1 |    3.8   -4.2   27.7     -16    -28      2    -.05
       NGS  |   1 |    8.8     .7   -3.1       8    -50     14    -.12
       SIO  |   1 |    2.4    2.5   12.5      29     94     -3    -.24

       COD  |   2 |   -1.0    -.3    -.5     -13     -2     -7    -.08
       EMR  |   2 |    4.1     .4     .1       1     11     11    -.10
       ESA  |   2 |    -.0    -.3     .8     -17    -18     16    -.40
       GFZ  |   2 |    -.4   -1.0    -.2     -27    -23      1     .51
       JGX  |   2 |    3.6   -2.3   -5.4      -4     -6     21    -.15
       JPL  |   2 |   -2.2    -.5   -5.4     -15     68    -41     .55
       MIT  |   2 |    1.9   -2.5   29.7     -26    -13      1     .21
       NGS  |   2 |    8.3    2.2   17.8     -33    -19     14    -.13
       SIO  |   2 |    -.7   -2.9   18.8       7    169    -13     .15

       COD  |   3 |    -.5    -.5     .3     -16     -4     -8     .03
       EMR  |   3 |    4.9     .4    4.3       0     -1      1    -.16
       ESA  |   3 |    -.2    -.2     .8     -14    -20     14    -.63
       GFZ  |   3 |     .1    -.3     .3     -26    -27     20     .18
       JGX  |   3 |    3.2   -2.0   -3.3     -14     -9     26    -.15
       JPL  |   3 |   -5.4    -.9   -3.8      12     57    -39     .36
       MIT  |   3 |    1.4   -1.5   27.3      -8    -25     22    -.12
       NGS  |   3 |    5.9    1.5   16.4     -38      4      9    -.23
       SIO  |   3 |    3.8    3.0    9.8      37      2     35    -.11

       COD  |   4 |     .0    -.9     .9     -12      0     -5    -.05
       EMR  |   4 |    3.8    5.6   -2.0       2     20     -4     .06
       ESA  |   4 |     .0     .0     .2      -6    -16      5    -.41
       GFZ  |   4 |    -.3    -.3     .2     -50     -9     -9     .53
       JGX  |   4 |   -2.4     .1  -10.4      15     -6      6     .10
       JPL  |   4 |   -6.2    4.1  -10.2     -23     34    -27     .73
       MIT  |   4 |   -1.7    1.2   25.8      -9    -14     -2     .26
       NGS  |   4 |    4.9    6.3    4.3      10    -11      2    -.05
       SIO  |   4 |   -2.6    3.4    6.0       1      9     21     .04

       COD  |   5 |     .2    -.1     .2     -12     -5    -13     .01
       EMR  |   5 |    6.7    3.6    1.8      -8     15     -8     .09
       ESA  |   5 |    -.6     .6     .7       5    -21      5    -.73
       GFZ  |   5 |    -.3    -.0     .5     -39    -19     -8     .15
       JGX  |   5 |   -5.0    -.0   -6.3      19    -13      7    -.22
       JPL  |   5 |   -2.8   11.2   -3.0       9     43    -62     .67
       MIT  |   5 |    3.2    2.4   26.6      -8    -17      9     .14
       NGS  |   5 |    5.1    4.1   10.6      14     -4     15    -.13
       SIO  |   5 |    1.8    6.5    4.7     112    -11     64    -.10

       COD  |   6 |     .5    -.4    -.0     -17      0      1    -.08
       EMR  |   6 |    5.3    3.5   -2.9      -7      4     -2     .27
       ESA  |   6 |    -.4     .3     .4       3    -21     14    -.49
       GFZ  |   6 |    -.2    -.2     .1     -35    -15     -6     .42
       JGX  |   6 |    1.1    -.2   -5.7      12     -8     -3    -.19
       JPL  |   6 |   -5.7    7.4   -5.3      21     46    -46     .75
       MIT  |   6 |    4.0    3.1   23.4       1    -20     18     .28
       NGS  |   6 |    8.4    8.1    3.9      27    -47     17     .20
       SIO  |   6 |    1.7    5.4    -.9      63    -56     83     .14


 9. As inidicated in the previous remarks, the IGS final orbits are aligned to the
    IGS reference frame by pre-aligning each AC orbit with the 3 corresponding
    SINEX rotations. This approach began 27-Feb-2000 (GPS Week 1051-0; MJD 51601).
    Starting sometime prior to 19-Aug-2012 (GPS Week 1702; MJD=56158), the orbit
    combination procedures used an incorrect sign convention to apply the SINEX
    RX and RY values to the AC orbits.
    
    Also starting 27-Feb-2000 (GPS  Week 1051-0; MJD 51601), the AC orbits were
    pre-aligned using rotations derived from differences between AC and IGS
    combined x and y polar motion. These ERP rotations were intended to
    approximate day-to-day variations of the AC orbital frames when only weekly
    averaged AC TRF rotations were available (For more details, see IGSMAIL
    #2750). With the change to daily SINEX integrations starting 19-Aug-2012, the
    ERP rotations are no longer needed/applied.

10. Starting 5-Nov-2006 (GPS Week 1400, day 0, MJD 54044) until 16-Apr-2011 (GPS
    Week 1631, day 6, MJD 55667) the absolute antenna model is introduced (IGSMAIL
    #5438). The antenna phase center offsets and phase center variations are given
    in the file:
        https://files.igs.org/pub/station/general/igs05.atx
    These antenna calibrations are also used in the homogeneously reprocessed IGS
    products from GPS Weeks 730 to 1459 (1994-2007); see IGSMAIL #6136.
    
    Starting 17-Apr-2011 (GPS Week 1632, day 0, MJD 55668) the absolute antenna
    model is updated (IGSMAIL #6255 & #6374) as given in the file:
        https://files.igs.org/pub/station/general/igs08.atx
    
    The JPL solution did not use IGS08/igs08.atx until GPS Week 1649, which caused
    their RMS clock residuals to be higher during that period than for the other
    centres; from GPS Week 1632 through 1648 the JPL solution is excluded from the
    weekly SINEX combination.
    
    Starting 29-Jan-2017 (GPS Week 1934, day 0, MJD 57782) the absolute antenna
    model file has been updated to igs14.atx to be consistent with IGS14.
    See IGSMAIL #7399 for more information
        https://files.igs.org/pub/station/general/igs14.atx
    
    Starting 28-Nov-2022, the absolute antenna model file has been updated to
    igs20.atx to be consistent with IGS20.
    See IGSMAIL #8238 and #8256 for more information
        https://files.igs.org/pub/station/general/igs20.atx
    
    The JPL solution did not use IGS20/igs20.atx until GPS Week TBA, which caused
    their orbit and clock residuals to be higher during that period than for the other
    centres; from GPS Week 2238 through TBA, the JPL solution is excluded from the
    weekly SINEX combination, as well as from orbit and clock combinations.
    
    Since swithing to IGS20/igs20.atx, SIO orbits suffered from high Y rotations
    with respect to the combined orbits, possibly impacting the alignment of the
    combined orbits with respect to the IGS20 frame. As a result, SIO orbits are
    excluded from the final combinations until the issue is fixed.
    
    Since switching to IGS20/igs20.atx, EMR paused their participation to the IGS
    combinations until they complete internal tests. They restarted submitting
    products from GPS week 2263. The EMR orbit and clock solutions are excluded
    from the final combinations until the IGS assessments are completed. The
    EMR solutions are, however, included for comparison statistics only.
    
    JGX started providing orbit and clock solutions from GPS week 2269. Their solutions
    were excluded from the final combinations (only for comparisons) until the IGS ACC
    assessments completed. Starting from GPS week 2289, JGX solutions are included with
    weight in the IGS final combinations.
    


ORBIT COMBINATION AND EVALUATION STATISTICS:                                    
--------------------------------------------                                    

Most combination statistics are with respect to the combined orbits and
consist of seven parts. The first, Table 1, summarizes all statistics for
the week. It contains means and standard deviations over the week of
satellite ephemeris and clock correction transformation parameters for
each centre (Table 1.2302.a). It also displays the computed satellite
position sigmas for the combined orbits (Table 1.2302.b).
The second part, Table 2, contains the complete ephemeris and clock
correction transformation parameters (includes both the apriori and a
posteriori values) for each centre and each day (Tables 2.2302.[0-6]).
The third part, Table 3, contains two types of daily RMS for each satellite
and centre, along with the computed satellite position sigmas for the
combined orbits (Tables 3.2302.[0-6]). The first type of satellite RMS is
based on orbit combination and the second RMS type is a result of the 7-day
arc evaluation of each centre ephemerides. The fourth part, Table 4, is a
weekly summary of the daily precise navigation summaries for centres
providing both orbit and clock solutions. It contains weekly station RMS
w.r.t. the initial coordinates for the Latitude, Longitude and Height 
components for up to three IGS stations (Table 4.1307). The fifth part, 
Table 5, is similar to Table 4 and contains daily precise navigation
statistics (Tables 5.2302.0-6). The sixth part, Table 6, is a weekly
summary of daily ERP combination statistics. The seventh part, Table 7,
contains the daily ERP statistics. But this is not the IGS official ERP
combination products (which come from the accompanying SINEX combination)
but provided to check combination consistency, etc.

In Tables 1-3, the most important statistic which is meaningful for intra
centre/satellite analysis is labeled WRMS. It is a weighted RMS where
normalized weights are based on accuracy codes given in the SP3 files, and
should not be affected by downweighted/problem satellites when acknowledged
by individual centres in their SP3 file.
                                                                               

             
Table 1: Week 2302 summary.                       (Feb 18, 2024 - Feb 24, 2024)

Table 1.2302.a   GPS week: 2302   MJD: 60358.000-60364.000

         Mean and standard deviations of transformation parameters to the 
         combined IGS orbit.
         WRMS - orbit RMS weighted by the SP3 header accuracy codes.
         STA  - Mean number of stations in the daily solutions.
   
CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  822|    0     0     1     3     8    28  -.02    8    8 |    -631      83      5     94
        |    0     0     1    14     7    19   .02           |     157     352
emr  102|   -2     0     3    -7    -5     0  -.00   10   10 |    4623  -10903     45    118
        |    0     1     1    10    14    32   .02           |    8796   18457
esa  150|    0     0     8    -2     3    -1  -.04    9    8 |    -593     199      5     78
        |    0     0     0     9     6    24   .02           |     384     611
gfz  120|    0    -1     5    27    20    -8   .08   14   14 |    -213     133      9     95
        |    0     0     1    20    10    32   .05           |     238     306
grg  122|    3    -2    -3    26    25   -28  -.01   11   10 |    -102     128      7    116
        |    0     0     2    14     8    17   .02           |     183     315
igr  n/a|    0     0     0     4    18    14   .01    4    4 |   -3996   -1100     10     78
        |    0     0     1    13    12    20   .02           |    7079    1691
jgx  n/a|    0     0    -3    35    28     8   .04   11   11 |      76      86     31     91
        |    0     1     1    10    13    20   .02           |     212     342
jpl  n/a|    0     1    -6    12    -5     3   .17   26   27 |   -1720     231     82    150
        |    1     1     0    25     9    22   .01           |     477     626
mit  359|    0     0    -3   -19    -6   -14   .01    6    6 |    1464     289     49   1494
        |    0     0     1    34    19    54   .01           |    7531    2315
ngs  282|    0     1     1   -10   -36    11  -.07   11    9 |    -667     195    641   1143
        |    0     0     4    17    23    22   .02           |     170     390
sio  339|    0     0    -2   -14   -10    12   .01    8    7 |     ---     ---    ---    ---
        |    0     0     1    13    14    16   .02           |     ---     ---


Table 1.2302.b   GPS week : 2302   MJD: 60358.000-60364.000   

         Satellite position sigmas for the combined orbits
         (coded in the IGS SP3 orbit files).
         "E" flags eclipsing satellites.
         Units: mm.

              Day of GPS week
 PRN  |    0    1    2    3    4    5    6 |  Remarks
------+------------------------------------+------------------------------------------
   1  |    4    4    7    4    4    4    4 |
   2  |    4    4    4    4    3    4    4 |
   3  |    3    3    3    3    3    3    4 |
   4  |    4    5    4    4    4    4    4 |
   5  |    3    3    3    3    3    3    3 |
   6  |    3    3   13    3    3    3    3 |
   7  |    3    3    3    3    3    3    3 |
   8  |    3    3    3    5    8    4    4 |
   9  |    4    3    4    3    3    3    3 |
  10  |    3    3    3    3    3    3    3 |
  11  |    4    4    4    4    3    4    4 |
  12  |    3    3    3    3    3    3    3 |
  13  |    4    4    4    4    4    4    4 |
  14  |    3    3    3    3    3    3    3 |
  15  |    4    4    4    4    3    4    4 |
  16  |    4    4    4    4    4    3    3 |
  17  |    3    3    3    3    3    3    3 |
  18  |    4    4    4    4    4    4    4 |
  19  |    3    3    3    3    3    3    3 |
  20  |    3    3    3    3    3    3    3 |
  21  |    4    3    4    4    3    3    3 |
  22  |    3    3    3    3    3    3    3 |
  23  |    3    3    3    3    3    4    3 |
  24  |    4    4    3    4    4    5    4 |
  25  |    3    3    3    3    3    3    3 |
  26  |    3    3    3    3    3    3    3 |
  27  |    3    3    3    3    3    3    3 |
  28  |    4    3    4    3    3    4    3 |
  29  |    4    4    4    4    4    4    3 |
  30  |    3    3    3    3    3    3    3 |
  31  |    3    3    3    3    3    3    3 |
  32  |    4    3    3    4    3    3    3 |



Table 2: Daily transformation of each centre to the combined IGS orbit and
         clocks for each day of the week. The transformation displayed is the
         result of the combination after the AC orbits were pre-aligned using
         the SINEX rotations from above. Prior to Wk 1702, AC ERP rotations
         used in the pre-alignment were also displayed.
         WRMS - RMS weighted by the centres SP3 header accuracy codes.
         STA  - Number of stations in the daily solutions.
   
Table 2.2302.0   GPS week: 2302   Day: 0   MJD: 60358.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  823|    0     0     0    -3     9    27  -.02    7    6 |    -550      41      6     97
emr  109|   -2     1     5    -8    -5   -28  -.02   10   10 |   -1350     616     52    132
esa  150|    0     0     8     5     4    10  -.02    9    9 |    -788     -96      5     75
gfz  120|    0    -2     5    43    36   -17   .10   14   14 |      38     -87      9     93
grg  123|    3    -1    -2    27    10   -43   .01   12   10 |     -81      19      7    125
igr  n/a|    0     0     0    18    25     1   .01    3    3 |  -12844   -2819      9     80
jgx  n/a|    0     0    -2    43    23   -33   .04   11   11 |     181    -186     35     90
jpl  n/a|    0     1    -8    38   -15    -2   .18   26   27 |   -2123     615     80    149
mit  359|    0     0    -5   -59   -17     2   .02    7    7 |   -2823   -1366     59   1148
ngs  283|    0     0    -1   -12   -20    48  -.08   11   10 |    -642     120    634   1218
sio  328|    0     0    -3     1   -10     2   .03    9    8 |     ---     ---    ---    ---

Table 2.2302.1   GPS week: 2302   Day: 1   MJD: 60359.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  829|    0     0     1    -1    14    44  -.02    8    7 |    -533      -2      6     92
emr   99|   -1    -1     2   -18   -13    43  -.02   10   10 |   17913  -38220     49    101
esa  150|    0     0     7     8     8    15  -.03    9    8 |   -1130    1200      6     75
gfz  122|    0     0     8     7    20    29   .16   14   14 |     -44      52      9    104
grg  121|    2    -2     0    30    26   -20  -.02   13   12 |      36     113      7    124
igr  n/a|    0     0     0    -1    28    38   .00    4    4 |  -15575   -3734     10     77
jgx  n/a|    0     0    -3    33    35     2   .03   11   11 |     196     -20     31     84
jpl  n/a|    0     1    -6    22   -18    12   .15   25   26 |   -1385      82     77    154
mit  359|    0     0    -2     3    -7   -82   .00    6    5 |   -5673   -1876     48   1705
ngs  284|    0     1    -6   -30   -18    33  -.05   10    9 |    -566      25    714   1157
sio  344|    0     0    -2   -13   -34    27   .00    7    7 |     ---     ---    ---    ---

Table 2.2302.2   GPS week: 2302   Day: 2   MJD: 60360.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  831|    0     0     0    25     6    54   .00    9    9 |    -886     767      6    103
emr   93|   -2     0     2    -3    17    21  -.02   10   11 |   17046  -37559     44     96
esa  150|    0     0     8    -2     7    34  -.06    9    9 |    -837     509      6     82
gfz  123|    0     0     3    46    27    12   .08   14   14 |    -496     379     12     95
grg  124|    3    -1    -3    46    30     5  -.03   10   10 |    -346     353      7    125
igr  n/a|    0     0    -2    18    24    36  -.02    4    4 |    1247    -332     11     80
jgx  n/a|    0     0    -4    43    39    22   .04   10   10 |     -75     400     32     94
jpl  n/a|   -1     0    -7    -3    -1    32   .16   26   26 |   -1747     531     85    146
mit  359|    0     0    -2   -31   -26   -62   .01    5    5 |   11460     284     47   1418
ngs  282|    0     2     7   -15   -58     2  -.07   12   11 |    -916     657    587   1274
sio  340|   -1     0    -1   -33     7    -7   .04    7    7 |     ---     ---    ---    ---

Table 2.2302.3   GPS week: 2302   Day: 3   MJD: 60361.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  825|    0     1     0    -2     9    31  -.03    9    8 |    -397    -285      5     91
emr   98|   -2     0     3     8   -22    28   .01   10   10 |    -329   -1091     40    121
esa  150|    0     0     9   -11     3     0  -.06    9    9 |     -55    -661      5     84
gfz  122|    0    -1     5    44     7    23   .02   13   14 |      74    -299     10     97
grg  124|    2    -3    -7    31    39   -33   .00   11    9 |     217    -343      7    103
igr  n/a|    0     0     0    11    22    26   .01    4    4 |    1335   -1638     10     76
jgx  n/a|    0     0    -4    32    24    20   .07   11   11 |     400    -257     29     95
jpl  n/a|    0     1    -5    18     3    28   .18   26   27 |    -812    -855     82    147
mit  359|    0     0    -3   -32     3   -55   .03    6    6 |   -3387    -918     50   1829
ngs  286|    0     0     5    15   -26     4  -.09   11    9 |    -532    -291    621    945
sio  345|    0     0    -4   -27   -17    36   .01    8    8 |     ---     ---    ---    ---

Table 2.2302.4   GPS week: 2302   Day: 4   MJD: 60362.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  819|    0     0     2    13    -3    25  -.01    9    8 |    -654     110      6     87
emr  108|   -1     1     2   -20    -8    -7  -.01   10   10 |    -196   -1507     42    117
esa  150|   -1     0     7   -18     6    -8  -.06    9    8 |    -358    -237      6     80
gfz  120|    0     0     7    -7    10   -18   .06   14   14 |    -272     115     10     95
grg  122|    3    -2    -4    -1    21   -35   .02   10    9 |    -142     -26      8    100
igr  n/a|    0     0     1   -12     0    11   .03    4    4 |    -489    -318     10     83
jgx  n/a|    0     0    -5    15    16    17   .02   11   11 |     152    -188     32     92
jpl  n/a|    0     0    -6   -38   -12    -3   .17   26   29 |   -1863    -207     90    149
mit  359|    0     0    -2    15    -3     1   .02    5    5 |   10591    5089     45   1735
ngs  282|    0     0     1   -16   -10    11  -.08   11   10 |    -779     226    657   1019
sio  342|    1     0    -2    -2    -4     9   .01    8    7 |     ---     ---    ---    ---

Table 2.2302.5   GPS week: 2302   Day: 5   MJD: 60363.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  813|    0     0     2    11    19    -8   .02    9    9 |    -741    -258      5     95
emr  107|    0     0     2     3    10   -16  -.01   10   10 |    -673     906     43    135
esa  150|   -1     0     8     3     6   -21  -.03    8    8 |    -754     553      5     77
gfz  119|    0     0     4    35    25   -20   .14   14   14 |    -306     130      9     90
grg  121|    2    -2    -4    23    23   -43  -.04   10    9 |    -195     117      7    122
igr  n/a|    0     0     0    10    28     4   .02    4    4 |    -897     235      9     72
jgx  n/a|    0     2    -4    46    48    24   .03   11   11 |    -169     210     31     96
jpl  n/a|    0     1    -6    30     7   -12   .18   26   27 |   -2162     384     82    147
mit  359|    0     0    -3   -57   -25    25   .00    6    6 |   -5446      83     48   1238
ngs  282|    0     0     2    10   -70    -4  -.05   12    9 |    -799     762    566    941
sio  340|    1     0    -3    -6     6    22  -.01    9    8 |     ---     ---    ---    ---

Table 2.2302.6   GPS week: 2302   Day: 6   MJD: 60364.000                            

CENT STA|   DX    DY    DZ    RX    RY    RZ   SCL  RMS  WRMS|    TOFT   TDRFT   SDEV    RMS
        |  [mm]  [mm]  [mm] [uas] [uas] [uas] [ppb] [mm] [mm]|    [ps]  [ps/d]   [ps]   [ps]
--------+----------------------------------------------------+------------------------------
cod  816|    0     0     0   -18     5    22  -.05    7    7 |    -657     208      6     98
emr  105|   -3     1     1   -12   -15   -43   .03   11   11 |     -50     530     48    127
esa  150|    0     0     8    -1   -10   -40  -.02    9    9 |    -234     126      5     76
gfz  120|    0     0     4    23    16   -65   .06   14   15 |    -487     643      9     95
grg  125|    3    -3    -4    23    22   -29   .01   10    9 |    -206     667      6    119
igr  n/a|    0     0     1   -11     1   -17   .04    4    4 |    -755     902     11     83
jgx  n/a|    0     1    -2    33    11     8   .03   11   11 |    -153     645     31     88
jpl  n/a|   -2     4    -7    18    -3   -29   .18   26   27 |   -1948    1068     81    161
mit  359|    0     0    -4    25    29    71   .01    6    6 |    5532     729     51   1389
ngs  281|    0     1     1   -24   -52   -16  -.09   11    9 |    -437    -132    711   1451
sio  340|    0     0     0   -19   -18    -2  -.00    7    7 |     ---     ---    ---    ---

       
       
Table 3: Daily fit for each satellite and each centre resulting from weighted
         average combination and from long arc orbit dynamics (7-day). The
         first IGS column gives resulting satellite accuracy measures found in
         SP3 header. The last IGS column gives the RMS fit of the IGS orbit
         when processed through the 7-day arc evaluation.

         "E"    stands for eclipsing satellites (earth).
         "M"    stands for eclipsing satellites (moon).
         "X"    stands for excluded from the statistics but included in IGS orbit.
         "T"    stands for Total long arc orbit RMS for all satellites.
         "NE"   stands for long arc orbit RMS for Non-Eclipsing satellites only.
         "MEDI" stands for median of the centre's satellite RMS.
         "MD"
         Units: mm.

Table 3.2302.0   GPS week: 2302   Day: 0   MJD: 60358.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    7   11    9   11   11    5  ---   17    7   18  ---    4 |   154  156  157  157  110  153  ---  144  156  148  ---   155
   2  |    6    9    9   12   21    4    9   11    9   12   13    4 |    62   63   62   67   65   63   63   64   63   63   65    62
   3  |    6    9    9   12    7    2    8    9    6    7    7    2 |    39   36   36   38   35   37   39   41   36   37   39    36
   4E |    9    8   21   18    9    3   11   57    7   15    8    4 |    94   94   96   93   97   95   97   98   92   94   97    94
   5  |    6    7    8   14    8    3   10   10    4   10    8    2 |    49   51   51   53   50   50   50   55   48   48   48    49
   6  |    6    9    8   15   10    4    8   11    6   10    6    3 |   320  318  319  320  222  318  317  318  318  318  319   319
   7  |    7    9    7   17    9    3    8    9    8   13   10    3 |    33   33   33   35   36   34   35   36   32   32   35    32
   8  |    6    9   10   12   11    3    7   10    5   10    7    3 |    68   44   48   48   47   68   17   68   66   57   20    67
   9  |    8   15    8   14   14    2    7   11    6    9    7    3 |    37   32   37   35   34   35   37   38   33   33   38    34
  10  |    6    8   10   15    7    2    9   12    7   10    8    3 |    41   39   36   38   36   37   40   44   38   36   38    37
  11  |    6   12   13   15   12    3   11   61    8   11    5    3 |    68   71   75   72   72   69   65   79   66   72   69    69
  12  |    5    7    6   14    7    4   14    7    7   11   13    3 |    21   20   20   26   23   21   20   23   22   24   22    20
  13E |    7   12    8   11   21    5   11   15    7    9   10    3 |    56   57   55   56   63   55   55   57   55   56   58    56
  14  |    6   17    3   11    9    3    8   54    7    7    8    3 |    29   30   30   31   34   31   32   48   33   32   37    30
  15  |    9   11    6   12   15    4   14   14    9   11   11    3 |    35   34   31   35   30   34   34   37   33   31   37    32
  16  |    7    9    5   16    9    3   15    7   11   13    8    3 |    26   26   25   26   27   26   25   25   25   25   29    25
  17  |    5    8    6   15    8    5    9   10    8    7    6    2 |    37   38   37   42   36   35   34   38   40   37   38    37
  18  |    7   13   14   18   14    4   15   53    5   14    8    4 |    72   78   78   76   77   74   70   84   78   72   78    75
  19  |    6    7    6   19    8    4   10   10    4   11    8    3 |    30   27   30   37   33   28   29   26   32   31   31    30
  20  |    8    8    6   14    9    4    8    8    7   10    9    3 |    33   31   33   36   30   31   30   35   30   32   31    31
  21  |    6    6    8   12   22    3   13    9    9   11    9    3 |    58   59   59   63   62   60   60   60   59   56   59    58
  22  |    5   10    6   12    6    4    9   10    8    8    7    2 |    27   28   27   30   28   28   28   32   30   28   33    28
  23  |    7   10    8   16    8    2   11   52    6   13    7    3 |    37   41   39   42   42   39   43   35   39   39   41    39
  24  |    9    9   10   12   14    2   12   12   14   11   14    4 |    31   32   30   28   29   31   29   34   37   30   39    31
  25  |    5   13    9   15    7    3    7   10    5    9    8    3 |    23   31   25   29   23   24   22   33   25   27   27    24
  26  |    6   12    8   16    6    1    9   13    9   11    9    3 |    20   29   23   21   21   21   21   29   21   20   25    21
  27  |    5    8    8   13    7    4    7   10    6   10    9    2 |    43   42   44   46   43   43   42   41   41   38   42    41
  28  |    6   10    9   14   12    3   13   58    6   13    6    3 |    53   49   54   51   56   52   54   80   51   51   54    52
  29  |    7   11    7   14   14    4   18   12    8   10    6    3 |    42   44   42   46   40   41   43   40   45   40   44    42
  30  |    7   10    9   13    7    3    7    7    5   10    8    3 |    37   37   37   37   39   37   37   42   38   37   36    37
  31  |    7   10    7   13   10    3   10   10    8   10    7    3 |    32   33   31   36   32   32   33   34   29   30   31    31
  32  |    6   13    8   18   14    3    9    9    8   10    6    3 |    41   40   40   45   41   40   42   43   41   36   44    40
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    7   10    9   14   12    3   11   26    7   11    9      |T   54   54   54   56   50   54   49   58   54   53   51    54
 WRMS |    6   10    9   14   10    3   11   27    7   10    8      |NE  52   52   52   54   47   52   46   56   52   51   49    52
 MEDI |    6    9    8   14    9    3    9   10    7   10    8      |MD  37   38   37   38   36   37   37   41   38   37   38    37

Table 3.2302.1   GPS week: 2302   Day: 1   MJD: 60359.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    7   10    9   12   12    4  ---   12    7   14  ---    4 |   161  161  160  163  108  161  ---  152  160  161  ---   160
   2  |    9    9    9   13   26    6    8    9    6   12    8    4 |    55   56   55   61   59   57   57   57   58   59   55    56
   3  |    7   11   11   13    8    3    6   12    4    7    7    2 |    20   24   24   22   20   21   24   27   20   22   22    21
   4  |   11   10   20   12   24    4   12   55    6   17    8    4 |    70   70   74   75   75   71   72   76   71   69   73    71
   5  |    6   11    7   14    9    4   10   10    3    9    9    3 |    25   23   24   26   23   23   23   26   23   25   22    23
   6  |    7   10    8   18   10    3    8   10    5    7    9    3 |   242  245  244  242  298  244  242  244  244  243  245   244
   7  |    7    8    7   12    9    3    7    8    5   13    8    2 |    32   32   33   34   33   34   35   35   32   32   35    32
   8  |    6   10    9   12   13    3    7    9    5    8    8    3 |    62   43   41   44   41   62   15   61   59   56   18    62
   9  |   10   12    8   13   13    3    9    9    5    9    7    3 |    29   25   30   28   27   28   30   30   29   30   29    28
  10  |    7    8    9   12   10    3    8   11    5    9    5    2 |    23   24   22   23   22   21   22   27   22   22   22    21
  11  |    8   13   12   15   14    3   12   58    6   12    7    3 |    44   48   47   46   47   45   42   50   43   44   48    44
  12  |    6    8    6   16    8    4   16    9    4    9    5    3 |    18   19   16   24   20   18   17   21   18   20   19    17
  13E |   10   11    8   12   13    5   12   15    7   10    7    3 |    79   79   80   82   82   79   80   79   79   81   77    79
  14  |    6   17    5   14    8    3    9   53    5    8    5    3 |    15   16   17   19   17   14   18   21   16   19   20    15
  15  |    9   12    9   13   18    4   12   13    7    7    8    3 |    30   27   27   29   30   28   29   31   29   28   27    27
  16  |    9    8    5   16   10    2   18    7    6    9   12    3 |    15   17   15   16   15   14   15   18   15   19   21    15
  17  |    6   10    5   14    9    4    9   10    6    8    5    2 |    28   30   26   32   25   27   27   30   25   29   28    26
  18  |    9   12   13   15   16    4   15   51    5   10    8    4 |    44   47   45   45   48   44   43   50   44   44   47    44
  19  |    5    7    5   18    9    3   12   10    5    8    6    2 |    25   25   26   33   27   25   27   25   26   26   26    25
  20  |    7   12    7   16   12    4    7   12    5   15    7    3 |    22   22   21   24   19   21   19   23   20   22   19    19
  21  |    8    7    8   15   15    3   13   10    6   10    8    3 |    69   68   68   71   70   69   71   70   71   70   66    69
  22  |    6    9    6   13    8    3   11    9    6    8    6    2 |    16   19   16   17   14   17   18   22   18   17   19    16
  23  |    9    8    8   14    8    4   11   48    5    9    7    3 |    26   29   29   31   32   28   31   26   29   27   31    28
  24  |   10   10    9   15   13    7   12   11   12    7    9    3 |    29   29   28   25   29   28   27   31   32   29   30    27
  25  |    7   13    8   16    7    4    9   11    2    7    7    3 |    15   27   19   22   16   17   15   27   16   15   18    16
  26  |    6   12    8   13    8    2    8   11    7    8    8    3 |    17   26   20   20   18   17   17   27   15   18   17    17
  27  |    6    7    8   14   11    2    7    9    3   11   10    3 |    30   28   29   30   29   26   27   28   26   27   27    27
  28  |    6   11   10   16   12    4   10   55    5   10    5    3 |    41   39   42   39   45   41   40   61   41   42   46    41
  29  |    9   11    7   14   16    5   20   11    6   13    8    4 |    32   33   31   33   34   30   29   31   32   31   37    31
  30  |    8    8    9   11    7    3    6    7    4   13    8    2 |    36   35   38   38   37   37   36   39   35   42   36    36
  31  |    7   10    7   14   11    4    8   11    5    8    5    2 |    28   29   26   28   28   27   28   31   25   26   27    26
  32  |    8   11    9   12   12    3    8   10    5    9    6    3 |    32   29   30   30   29   30   30   34   29   29   31    29
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    8   10    9   14   13    4   11   25    6   10    7      |T   44   44   43   45   44   43   38   47   43   44   39    43
 WRMS |    7   10    8   14   12    4   11   26    5    9    7      |NE  40   41   40   41   40   40   34   43   40   40   35    39
 MEDI |    7   10    8   14   11    3    9   11    5    9    7      |MD  29   29   29   30   29   28   28   31   29   29   28    27

Table 3.2302.2   GPS week: 2302   Day: 2   MJD: 60360.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |   18   18   11   18  ---   10  ---   24    9   16  ---    6 |   416  416  413  411  ---  413  ---  372  415  419  ---   415
   2E |    9    9    9   15   12    4   11   10    8   13    5    3 |    75   75   71   78   75   74   74   75   77   76   78    75
   3  |    9    8   11   12    5    3    9    9    5   13    9    3 |    27   29   26   27   25   26   28   31   24   26   29    25
   4  |   12    9   20   17   13    4   12   54    6   14    7    4 |    50   49   56   52   50   50   51   57   53   54   52    51
   5  |    9    9   11   12    6    4    8   14    4   10    9    3 |    36   33   35   35   32   33   35   38   31   29   31    32
  X6  |   38   46   25   41  ---   14   39   48   26   32   31   12 |  9999 9999 9999 9999  --- 9999 9999 9999 9999 9999 9999  9999
   7  |    8    8    6   16   11    5    7    9    4   10    8    3 |    28   30   30   29   32   28   29   32   29   28   33    29
   8  |    7   13   10   17   13    4    6   14    4   10    5    3 |    55   37   38   36   33   54   18   60   57   47   22    55
   9  |   11   12    8   15   11    3    8   10    5   14    7    3 |    25   22   27   22   25   25   27   28   26   23   29    24
  10  |    9    6   10   16    6    5    7   14    4   11    7    3 |    30   27   27   31   26   26   27   32   25   25   28    26
  11  |    9   14   12   15   10    4   13   57    6   22    8    4 |    37   40   43   43   43   39   39   49   41   52   44    41
  12  |    6    9    7   13    7    5   14   10    4    9    6    2 |    18   18   17   22   19   19   17   21   18   21   23    18
  13E |   13   10    7   12   10    5   13   13    5   14    8    3 |    51   54   54   52   49   54   53   53   52   50   51    52
  14  |    6   17    6   13   10    4    8   52    7    9    6    3 |    19   20   22   20   22   20   23   32   23   21   24    20
  15  |   11   10    8   10   16    6   12   14    6   12    9    3 |    33   30   26   33   31   31   31   33   27   26   25    27
  16  |   10    8    6   16   11    3   21   10    6   16    9    4 |    18   17   15   20   16   17   17   17   20   20   25    17
  17  |    6   10    5   17   10    4    8   13    6   11    5    2 |    30   30   29   34   29   28   29   32   29   34   33    29
  18  |   12   14   14   15   15    4   14   50    4   11   11    4 |    44   47   51   48   51   45   45   55   46   46   52    47
  19  |    7   10    7   16    9    4    9   13    5   13   11    3 |    26   27   29   32   29   28   27   26   28   36   35    28
  20  |    9    9    7   13    9    5    8   13    4   17    9    3 |    26   24   25   26   24   22   23   26   23   22   25    23
  21E |    8    8   11   14   14    4   13    9    7   14    6    3 |    76   78   78   76   74   76   74   81   79   79   85    77
  22  |    7   12    7   12   11    5    8    9    6    9    6    3 |    18   23   20   21   19   20   20   25   20   21   21    19
  23  |    8    8    9   15    7    3   10   50    4    9    7    2 |    24   25   23   29   28   23   26   22   24   21   28    24
  24  |   10   10   10   14   10    4    8   11    8   10    6    3 |    30   30   30   30   31   31   27   31   30   31   29    29
  25  |    6   12    8   15    6    3    5   12    4    8    3    2 |    20   29   23   23   21   20   19   30   21   20   23    21
  26  |    7   12    8   17    8    2    8   13    6   11    7    3 |    17   25   17   16   15   17   17   26   16   19   23    17
  27  |    7   11    8   13   10    2    7   11    3   13    6    3 |    31   30   33   30   32   29   28   32   29   33   32    29
  28  |    7    9   12   13   11    7   10   59    5   13   10    3 |    41   40   43   42   41   41   40   66   40   36   40    39
  29  |   11   11    7   16   15    5   15   12    5   11    9    3 |    33   31   32   39   35   30   33   31   33   35   40    33
  30  |    9    9   10   16   11    6    8    8    4    9    6    3 |    26   28   30   25   28   27   28   32   27   26   30    27
  31  |    7   10    8   13    9    4    8   10    5   11    5    2 |    23   26   22   25   23   23   23   28   24   26   26    23
  32  |    7   13    8   16   11    3    6   13    4    8    7    3 |    33   28   30   34   32   30   29   33   28   26   30    28
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    9   10    9   14   10    4   10   26    5   12    7      |T   45   45   45   46   33   45   31   48   45   46   34    45
 WRMS |    9   10    9   14   10    4   10   26    5   11    7      |NE  43   43   42   43   28   42   27   45   42   43   30    42
 MEDI |    9   10    8   15   10    4    8   13    5   11    7      |MD  30   30   30   31   29   28   28   32   28   28   29    28

Table 3.2302.3   GPS week: 2302   Day: 3   MJD: 60361.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    9   11    8   16    8    7  ---  ---    9   12  ---    4 |   239  238  237  238  338  239  ---  ---  244  230  ---   239
   2E |   10   11   12   20   16    5    9   12    8   13   11    4 |    58   56   53   62   62   56   55   57   57   52   58    56
   3  |    5    9    9   12    4    2    9   10    4    8    6    2 |    34   35   34   35   33   34   38   39   33   33   35    34
   4  |   11    9   20    9   11    3   11   54    6   12    6    4 |    31   34   41   36   31   34   33   44   32   33   35    33
   5  |    7    7    7   16    7    3    6   12    7   12    4    2 |    45   45   45   47   45   46   46   49   43   44   46    44
   6  |    8   11    8   13    9    3    7   11    5   11    8    3 |   383  382  385  386  628  383  384  384  384  386  381   383
   7  |    6    9    6   16   10    3    8    8    4   10    8    3 |    26   28   24   24   29   27   28   29   27   28   33    27
  X8  |    8  ---  ---  ---  ---    6  ---   18    5    9  ---    5 |    57  ---  ---  ---  ---   58  ---   67   57   77  ---    57
   9  |    8   13    9   12   11    4    8    9    5    9    7    3 |    30   28   30   31   31   29   30   33   31   29   36    30
  10  |    8    7    9   13    7    4    9   13    5    8    9    3 |    39   40   37   39   37   37   39   41   36   37   37    37
  11  |    8   11   14   14   11    4   11   62    4   13    7    3 |    44   44   51   46   46   45   44   56   43   48   45    45
  12  |    6    7    7   14    9    2   16    8    3    7    6    3 |    23   23   23   27   23   24   24   27   21   25   24    23
  13E |   18    9    7   13    9    4   11   14    6   16    9    4 |   126  121  124  125  128  124  125  125  125  123  124   124
  14  |    7   16    6   10    9    2    8   51    6    9   10    3 |    30   31   31   31   31   31   32   42   32   31   36    31
  15  |    8    9    6   10   15    4   11   13    5   13   11    3 |    40   37   35   36   37   37   38   41   35   32   38    36
  16  |    7    5    4   14   11    3   19    9    7    8    9    3 |    25   27   27   27   29   26   26   28   25   26   29    26
  17  |    6    8    6   12    9    4    8    9    5    7    8    2 |    35   37   36   39   32   35   34   37   33   39   32    34
  18  |   13   13   14   11   15    4   13   55    6   13   12    4 |    50   54   61   57   56   56   49   67   57   60   60    55
  19  |    8    6    6   12    8    4   12    9    5    8    8    2 |    34   35   34   38   34   33   35   30   32   35   31    33
  20  |    8    7    6   14    7    5    7   11    5   10    8    2 |    31   30   32   33   28   31   30   31   29   32   32    30
  21E |    7    8   10   13   17    4   12   10    5   13    8    3 |    42   44   42   44   48   43   43   43   40   43   41    42
  22  |    8    9    5   10    7    4    9    8    8   12    8    3 |    25   29   27   26   25   27   27   30   27   30   28    26
  23  |   10    9    8   15    8    2   12   50    5   12    9    3 |    25   26   24   31   26   26   28   23   24   27   25    25
  24  |   11   11   10   14   11    4   10    9   13    9    6    4 |    37   35   34   34   37   36   34   38   38   35   39    35
  25  |    7   12    7   14    7    2   11   12    4    8    7    3 |    24   35   28   30   27   28   28   35   26   30   29    28
  26  |    5   11    7   14    7    2   11   12    7    6    9    3 |    21   30   25   25   25   24   26   31   22   24   25    24
  27  |    7    8    8   13   11    3    9   12    5   10   11    3 |    41   44   45   42   39   41   40   46   39   45   41    41
  28  |    7   11   10   15   12    5    9   55    5   11    7    3 |    44   42   46   47   50   45   44   68   44   43   44    44
  29  |   12   10    5   14   14    3   17   10    6   10    8    3 |    40   42   40   40   39   40   41   39   41   42   41    40
  30  |    8    8   11   12    7    3    7    9    5   10    9    3 |    30   31   31   28   33   31   31   37   32   32   36    31
  31  |    7    9    6   15   10    3    7   12    5    7    6    2 |    22   25   21   25   26   23   26   27   23   23   25    23
  32  |    8   14    9   13   14    4    7   13    6   14    7    3 |    39   36   37   39   42   38   39   41   37   34   37    37
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    9   10    9   13   11    4   11   26    6   11    8      |T   55   56   56   57   67   55   49   54   55   56   50    55
 WRMS |    8   10    9   14    9    4   11   27    6    9    8      |NE  54   55   54   55   67   54   47   52   54   55   48    54
 MEDI |    8    9    8   13    9    4    9   12    5   10    8      |MD  35   35   35   36   34   35   34   39   33   34   36    34

Table 3.2302.4   GPS week: 2302   Day: 4   MJD: 60362.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    7   10   10   12    9    5  ---  ---    6   17  ---    4 |   263  264  264  259  175  264  ---  ---  268  263  ---   264
   2E |    9    8    9   12   11    4    9   11    6   14    9    3 |    65   62   61   66   67   63   63   62   65   66   66    64
   3  |    7   10   11   13    6    3   12   11    5    9    8    3 |    28   28   29   27   28   28   30   31   28   30   30    28
   4  |   10    9   17   11   11    4   12   54    6   16    9    4 |    50   52   53   51   48   51   52   59   48   58   51    50
   5  |    8    7    9   13    7    3    9   11    6   11    7    2 |    38   35   38   36   35   36   36   38   37   34   37    36
   6  |    9    9    8   17    9    3    9   11    5    7    8    3 |   659  658  657  656  395  658  656  657  657  660  657   658
   7  |    7    9    7   20   11    3    8   10    5   15    9    3 |    30   33   31   32   35   32   33   34   31   34   36    32
  X8  |   10  ---  ---  ---  ---   12  ---   14    5  ---  ---    7 |    74  ---  ---  ---  ---   71  ---   74   69  ---  ---    72
   9  |    7   11    9   15   10    4    9   10    6   15    7    3 |    28   28   30   27   30   28   28   32   30   33   32    29
  10  |   10    7    9   17    7    3   10   11    4    9    6    3 |    33   31   30   35   30   31   33   36   31   31   31    31
  11  |    9   12   12   12   12    3   11   58    4   12    6    3 |    40   41   45   45   47   42   41   52   41   43   41    41
  12  |    5    6    6   13    8    3   16   10    4    8   11    3 |    19   18   15   20   18   18   18   21   17   19   19    17
  13E |   20   11    8   13   12    7   14   13    6   10    7    4 |    64   79   76   78   83   79   78   79   77   78   77    75
  14  |    7   15    5   13    7    3    9   52    6   10    6    3 |    22   24   22   25   26   23   24   33   26   23   27    23
  15  |    9    9    8   11   14    4   12   14    5   11    9    3 |    32   31   28   30   29   30   32   35   30   30   28    29
  16  |    8    7    5   14    9    5   19    7    5   11   11    3 |    20   20   21   20   20   21   21   18   20   24   22    20
  17  |    7    8    6   15   11    3    7   10    4    6    5    2 |    31   33   29   36   30   30   28   33   30   28   31    30
  18  |   10   13   14   16   16    4   14   52    5   11   10    4 |    47   48   50   50   49   48   42   57   50   51   52    48
  19  |    7    7    7   18    7    3    9   12    6    9    5    2 |    26   29   28   36   29   29   27   26   32   29   32    29
  20  |    8    7    6   12   11    3   10   12    4   17    7    3 |    24   24   25   25   26   24   25   27   25   24   25    24
  21E |    7    9    9   12   14    3   12   10    5    9    7    3 |    32   32   33   34   35   34   33   33   37   34   37    33
  22  |    7    9    7   12    7    4    7    9    5   10    9    2 |    20   23   19   22   22   21   23   24   24   24   27    21
  23  |    8   10    7   16    6    3   12   47    5   11    7    3 |    25   28   27   33   31   27   31   26   27   28   28    27
  24  |    8   12    9   16   11    5   11   14    7   11    7    3 |    31   30   30   26   30   28   27   32   29   27   29    28
  25  |    6   11    8   15    7    2   10   12    3    8    4    2 |    18   29   21   18   19   19   18   28   18   21   19    19
  26  |    8   11    7   12    8    2   11   12    5    8    9    3 |    20   28   22   19   20   21   23   27   21   18   21    21
  27  |    7    8    9   12    7    3   12   13    5   17   10    3 |    31   31   33   29   30   31   32   34   27   27   26    28
  28  |    8   11   11   17   12    4   10   57    4   13    5    3 |    44   44   47   43   47   44   46   65   45   38   44    44
  29  |    9    9    7   15   14    4   17   12    4   10    7    3 |    37   34   35   41   36   35   33   30   37   38   35    35
  30  |    8    9   10   16    8    3    8    9    5   14    7    3 |    29   30   29   30   31   29   31   32   30   31   31    29
  31  |    8    9    7   14    9    3    8   11    3    8    6    2 |    27   30   25   28   27   27   31   29   27   27   28    27
  32  |    6   14    7   14   10    3    8   10    5    8    8    3 |    36   33   35   36   37   35   37   36   34   34   31    34
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    9   10    9   14   10    4   11   26    5   11    8      |T   60   61   60   61   50   61   54   58   61   61   55    60
 WRMS |    8   10    8   14    9    4   11   29    5   10    7      |NE  61   62   61   62   49   61   54   58   62   61   54    61
 MEDI |    8    9    8   14    9    3   10   12    5   11    7      |MD  31   31   30   33   30   30   31   33   30   31   31    29

Table 3.2302.5   GPS week: 2302   Day: 5   MJD: 60363.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    9   10    9   13    7    4  ---   11    8   15  ---    4 |   244  245  244  245  208  244  ---  303  245  247  ---   245
   2E |   11    9    9   14   10    4    9   11    9   16    7    3 |    49   44   42   49   49   45   44   45   45   47   46    45
   3  |    8    8   10   12    5    3    9   11    7   17    6    3 |    22   25   27   25   20   23   22   27   23   28   22    22
   4  |   12    9   16   12   10    3   13   55    5   16    6    4 |    54   55   57   57   56   55   56   61   57   55   57    56
   5  |    8    7    8   15    6    4    9    8    6   10    7    3 |    28   25   27   29   26   27   27   28   29   30   32    27
   6  |   10    9    8   13   11    4    8   10    5   12    9    3 |   555  557  555  556  443  554  554  555  555  556  557   555
   7  |    7    7    7   11   11    3    7    9    5   16    8    3 |    30   30   28   26   33   29   31   29   29   28   32    29
  X8  |    8   10    8   14    7    8  ---   12    9   14  ---    4 |    36   47   53   46   51   36  ---   36   36   35  ---    34
   9  |    8   13    8   11   11    3    8   10    5   11    8    3 |    29   26   30   27   30   27   28   30   29   26   30    28
  10  |   12    6    9   14    6    4   10   11    7    6   12    3 |    27   24   26   30   23   27   27   29   25   28   24    25
  11  |    9   13   12   14   11    4   13   60    6   13    7    3 |    47   48   46   46   48   45   43   49   45   46   48    45
  12  |    5    7    5   17    7    3   14    8    4    9    8    3 |    23   21   22   29   24   22   23   23   22   24   22    22
  13E |   11    9    8   15   11    4   12   14    8   21    7    4 |    96   98   97   97   97   96   97   98   95  101   97    96
  14  |    9   15    6   11    8    3    8   51    5    8    9    3 |    16   20   17   19   18   17   19   22   20   21   25    17
  15  |    9    8    6   16   21    4   13   12    6   12   11    4 |    28   25   24   29   27   27   29   29   27   32   30    26
  16  |    7    8    4   13    8    2   16    8    7   13    5    3 |    14   13   14   13   14   14   17   14   14   16   17    12
  17  |    5    8    6   15    8    3    8   10    8    8    8    3 |    28   29   25   29   27   27   26   30   28   29   27    26
  18  |   11   14   12   16   15    4   17   51    5   12   11    4 |    46   49   51   49   48   48   46   53   49   48   53    48
  19  |    8    7    7   15    9    4    9   13    5    7   13    3 |    35   32   31   34   34   31   31   29   31   34   28    31
  20  |    9    9    6   13    9    6    9   10    6   13    7    3 |    21   19   22   24   19   20   19   21   20   22   22    19
  21E |   12    6    8   13    8    3   12    9    4   11    7    3 |    42   38   39   39   43   40   41   39   39   41   39    39
  22  |    8    9    6   11    7    4    7    8    7   10    7    2 |    13   18   15   15   12   15   15   19   17   18   20    14
  23  |   11    8    6   17    7    4   13   51    7    9   10    3 |    28   32   32   37   32   32   35   28   35   31   34    32
  24  |   12   10   11   14   15    8   13   13    9   12   19    4 |    30   31   29   31   31   28   30   32   33   31   45    31
  25  |    6   11    8   17    7    3   10   13    4    7    6    3 |    20   29   24   29   20   22   21   30   22   23   21    21
  26  |    6   11    6   16    7    2    7   12    6   13    5    3 |    19   25   20   16   17   18   20   26   16   18   19    17
  27  |    6    9    8   12    6    2    8   10    4    9    7    2 |    24   26   28   26   24   26   24   27   25   26   29    25
  28  |    8   11   10   14   12    4   11   58    7   14    9    3 |    39   41   41   44   45   40   42   55   44   36   40    41
  29  |    9    9    6   15   12    4   17   11    5   10    8    3 |    31   28   30   36   30   30   29   29   31   32   33    30
  30  |   10    8    9   12    7    3    7    8    6    8    8    3 |    23   24   25   21   26   23   24   27   25   25   26    23
  31  |    7   11    7   15    8    3    8   13    5   10    5    2 |    29   32   27   33   32   30   31   30   29   27   29    29
  32  |    8   11    9   13    9    3    9    9    5   12    7    3 |    34   32   32   38   33   32   32   33   32   31   29    31
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    9   10    8   14   10    4   11   26    6   12    9      |T   55   55   55   57   51   54   49   58   55   56   51    54
 WRMS |    9   10    8   14    9    4   11   27    6    9    8      |NE  54   55   55   56   49   54   47   58   54   55   49    53
 MEDI |    8    9    8   14    8    4    9   11    6   12    7      |MD  29   29   28   30   30   28   29   29   29   30   29    29

Table 3.2302.6   GPS week: 2302   Day: 6   MJD: 60364.000                            

        Weighted Average                                                 Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jgx  jpl  mit  ngs  sio   IGS
------+-------------------------------------------------------------+--------------------------------------------------------------
  X1  |    9   10    9   13   11    5  ---   14   10    8  ---    4 |   252  252  254  249  199  252  ---  230  255  254  ---   253
   2E |   12   10   10   14    9    4    7   11    9   13    7    3 |    58   56   55   60   58   57   55   56   59   55   60    57
   3  |    9   10   11   14    7    3   12   11    7   11    8    3 |    46   42   43   43   41   43   47   48   42   48   44    43
   4  |   10    9   18   13   12    3   12   54    6   11    8    4 |    63   64   68   66   67   65   64   71   67   64   63    65
   5  |    7    8    7   15    6    4    8   12    7   13    7    3 |    54   55   54   53   52   54   52   56   52   52   52    52
   6  |    8   11    8   15    8    4    8   11    5    8    8    3 |   636  639  635  635  457  635  635  637  631  635  635   635
   7  |    7    9    7   17   13    2   12   11    4   10    7    3 |    38   43   39   37   44   40   43   43   40   39   42    40
  X8  |    7    8    8   15   10    6  ---   13    9   15  ---    4 |    52   43   46   42   45   55  ---   54   50   48  ---    52
   9  |    7   12    8   16    9    4   10   11    9    7    7    3 |    33   31   34   34   35   34   35   37   37   34   35    34
  10  |    8    9    8   18    7    5    9   16    8    7    6    3 |    46   43   41   43   40   42   44   49   42   40   40    42
  11  |    7   13   13   13   10    4   12   62    7   12    5    3 |    84   85   89   86   85   84   80   94   78   84   85    83
  12  |    5    9    7   12    8    5   19    8    5    9    5    3 |    28   28   26   32   29   28   29   30   29   27   30    27
  13  |    8   15    6   14   17    5   12   15    8   22    6    4 |    81   80   79   81   86   80   78   78   81   83   82    80
  14  |    6   15    6   11    9    3    7   51    5    7    6    2 |    36   37   36   40   41   38   40   54   40   39   41    38
  15  |    9   12    5   11   12    4   15   12    5   16   11    3 |    41   42   39   40   41   40   45   45   39   40   40    39
  16  |    6    9    5   16    8    3   20    9    7   10    5    3 |    30   29   30   29   29   30   28   28   27   33   31    28
  17  |    5    9    7   15    8    4    8   11    5    8    7    2 |    51   55   52   56   48   51   50   55   49   52   51    50
  18  |    8   15   11   16   15    4   14   51    5   10    6    3 |    87   92   91   89   88   89   84   96   88   91   91    88
  19  |    5    9    7   15    9    4    9   11    4   10   12    3 |    47   49   48   54   47   47   46   45   46   49   52    47
  20  |    9    7    6   13    8    4   10   10    7   14    6    3 |    36   35   38   37   34   36   33   39   35   34   34    34
  21E |   10    8    8   13    8    3   10   13    6   10    6    3 |    37   43   44   45   42   44   44   42   43   43   45    42
  22  |    6    8    5   11    8    4    8    9    4   12    6    2 |    29   33   30   31   30   32   31   35   33   32   34    31
  23  |    8   10    8   16    5    3   11   48    5    7    7    3 |    42   44   43   47   44   44   46   37   41   43   42    42
  24  |   10   15    9   13   13    6   10   15    8   18    7    4 |    42   42   42   39   42   41   41   42   40   44   45    41
  25  |    5   11    8   15    9    3   10   11    8   11    8    3 |    29   39   33   32   31   32   31   39   33   33   31    31
  26  |    4   11    7   15    8    2    9   13    5    7    6    2 |    27   35   30   27   27   29   30   33   27   29   29    27
  27  |    6   11    8   17   10    3   10   13    4   12    7    3 |    44   44   46   40   45   44   41   44   40   43   41    42
  28  |    7   12   11   14   11    6   11   55    4   11    7    3 |    54   54   56   53   59   55   53   78   58   53   56    55
  29  |    7    9    5   15   13    4   17   13    4   10    6    3 |    51   51   49   53   48   49   51   45   48   49   50    49
  30  |    7   10   11   14    7    3    8   12    5    8    7    3 |    30   33   33   29   34   31   32   36   33   33   33    31
  31  |    7   13    6   14    8    5    8   13    4    8    5    2 |    36   37   34   38   38   35   36   36   37   36   39    36
  32  |    6   12    9   13    9    6    9   15    5    8    9    3 |    43   37   39   41   44   40   41   43   42   37   42    40
------+-------------------------------------------------------------+--------------------------------------------------------------
 RMS  |    7   11    9   14   10    4   11   26    6   11    7      |T   70   71   71   71   64   71   65   73   70   71   66    70
 WRMS |    7   11    9   15    9    4   11   27    6    9    7      |NE  72   73   72   72   64   72   66   75   71   72   67    71
 MEDI |    7   10    8   14    9    4   10   13    5   10    7      |MD  43   43   43   42   44   43   44   45   42   43   42    42



Table 4: Precise Navigation Summary.

         Weekly station RMS w.r.t. the estimated coordinates for the Latitude,
         Longitude and Height components. See Table 5 for the daily summary.

         CLK  - Satellite clocks used.
         EPO  - Mean number of satellite clock epochs available in the daily
                solutions.
         Units: mm.

Table 4.2302   GPS week: 2302   MJD: 60358.0-60364.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3070 |U   10    13    32 |U   14    16    47 |U   10    10    27 |
emr | emr 3030 |U   12    13    38 |U   16    19    56 |    14     9    38 |
esa | esa 3044 |    10    18    33 |U   14    16    56 |U   14    16    41 |
gfz | gfz 3044 |U    9    10    23 |U   14    16    44 |     9     9    22 |
grg | grg 3017 |U    8    14    24 |U   14    17    48 |     8     9    24 |
igr | igr 3056 |     7    12    23 |    13    16    46 |     9     9    26 |
igs | igs 3044 |     7    12    22 |    14    15    45 |     9     8    23 |
jgx | jgx 2921 |U    8    10    25 |U   14    16    51 |    11     8    25 |
jpl | jpl 3044 |    18    17    46 |    16    21    57 |    14    12    47 |
mit | mit 3072 |U    6     8    21 |U   14    16    48 |U    8     8    19 |



Table 5: Daily Precise Navigation Summary using the corresponding Centre orbit 
         positions and satellite clock corrections at 15 min intervals.

         Each line gives the daily station RMS w.r.t. the estimated coordinates 
         for the Latitude, Longitude and Height components.
        
         CLK  - Satellite clocks used.
         EPO  - Number of satellite clock epochs available for that day.
         Units: mm.

Table 5.2302.0   GPS week: 2302   Day: 0   MJD: 60358.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3072 |     8     8    29 |    14    18    29 |     8    12    27 |
emr | emr 3072 |     9    10    38 |    20    16    58 |    13     9    36 |
esa | esa 3072 |    11    15    38 |    15    17    51 |    14    17    45 |
gfz | gfz 3072 |     9     7    26 |    15    16    30 |     7     9    24 |
grg | grg 3072 |     7    11    27 |    15    18    35 |     8     9    25 |
igr | igr 3072 |     7     8    27 |    14    17    35 |     8     9    28 |
igs | igs 3072 |     7     7    26 |    14    16    35 |     8     9    26 |
jgx | jgx 2976 |     7     7    26 |    15    18    40 |     8     7    23 |
jpl | jpl 3072 |    16    18    50 |    19    26    52 |    14    13    49 |
mit | mit 3072 |     6     6    22 |    14    15    37 |     6     8    21 |

Table 5.2302.1   GPS week: 2302   Day: 1   MJD: 60359.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3072 |     7    12    28 |    19    18    55 |     9    12    24 |
emr | emr 3072 |    11    14    33 |    20    23    63 |    12    10    37 |
esa | esa 3072 |    12    18    35 |    18    17    63 |    15    18    44 |
gfz | gfz 3072 |     9    10    26 |    20    16    54 |     9     9    22 |
grg | grg 3072 |     7    15    26 |    18    18    58 |     8    11    22 |
igr | igr 3072 |     8    12    26 |    19    18    53 |     9     9    24 |
igs | igs 3072 |     8    11    25 |    19    16    56 |     8    10    22 |
jgx | jgx 2976 |     7    11    26 |    19    17    57 |     8     7    20 |
jpl | jpl 3072 |    16    19    40 |    21    21    63 |    13    14    45 |
mit | mit 3072 |     6     9    25 |    19    18    65 |     7     8    18 |

Table 5.2302.2   GPS week: 2302   Day: 2   MJD: 60360.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3072 |    27    22    75 |    13    21    49 |    13    11    38 |
emr | emr 3072 |    27    23    76 |    14    25    60 |    19    13    44 |
esa | esa 3072 |    12    19    35 |    11    20    52 |    17    19    42 |
gfz | gfz 3072 |    12    15    21 |    12    21    43 |    11    10    26 |
grg | grg 2880 |    11    16    25 |    12    20    54 |     7     9    22 |
igr | igr 3072 |     8    13    22 |    11    19    41 |    11    10    29 |
igs | igs 3072 |     9    16    21 |    11    19    42 |    11     9    26 |
jgx | jgx 2976 |    18    14    37 |    12    20    54 |    20    13    38 |
jpl | jpl 3072 |    30    24    67 |    16    32    65 |    18    13    48 |
mit | mit 3072 |     8     8    18 |    11    22    38 |     8     8    19 |

Table 5.2302.3   GPS week: 2302   Day: 3   MJD: 60361.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3064 |     8    13    27 |    14    19    47 |    10     9    24 |
emr | emr 2880 |    10    10    36 |    14    23    52 |    13     6    41 |
esa | esa 2976 |    10    18    38 |    15    18    53 |    13    13    41 |
gfz | gfz 2976 |    10    11    28 |    12    19    39 |     9     9    19 |
grg | grg 2976 |     8    12    25 |    13    20    41 |     9     9    23 |
igr | igr 3058 |     8    12    27 |    14    18    52 |     9     8    26 |
igs | igs 2976 |     7    10    26 |    13    17    40 |     9     7    23 |
jgx | jgx 2880 |     7    10    25 |    12    19    38 |    11     7    24 |
jpl | jpl 2976 |    17    17    46 |    14    15    60 |    13    12    48 |
mit | mit 3072 |     7     7    24 |    15    16    48 |     8     7    19 |

Table 5.2302.4   GPS week: 2302   Day: 4   MJD: 60362.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3068 |     8    13    25 |    18    16    67 |     8     9    25 |
emr | emr 2976 |     8    11    29 |    20    19    67 |    13     8    34 |
esa | esa 2976 |     8    22    30 |    20    18    68 |    13    15    38 |
gfz | gfz 2976 |     8    12    25 |    17    18    57 |     8    10    19 |
grg | grg 2976 |     8    18    26 |    17    17    61 |     8     9    22 |
igr | igr 2976 |     7    14    23 |    18    17    58 |     8     9    23 |
igs | igs 2976 |     6    14    22 |    18    16    60 |     7     8    20 |
jgx | jgx 2880 |     6    12    24 |    18    16    67 |     9     7    22 |
jpl | jpl 2976 |    14    17    39 |    19    21    64 |    12    10    44 |
mit | mit 3072 |  ----  ----  ---- |    18    18    62 |  ----  ----  ---- |

Table 5.2302.5   GPS week: 2302   Day: 5   MJD: 60363.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3072 |     7    15    21 |    10    12    43 |    11     8    25 |
emr | emr 3072 |    10    15    30 |    10    14    48 |    13     7    31 |
esa | esa 3072 |     9    19    26 |    10    13    52 |    15    16    38 |
gfz | gfz 3072 |     8    10    18 |    11    12    45 |     8     8    23 |
grg | grg 3072 |     7    14    18 |     9    12    37 |     8     7    24 |
igr | igr 3072 |     6    14    18 |     8    11    41 |     9     8    25 |
igs | igs 3072 |     6    13    17 |     9    11    41 |     8     7    23 |
jgx | jgx 2880 |     6    10    18 |    11    12    48 |    10     7    25 |
jpl | jpl 3072 |    14    15    39 |    11    21    50 |    15    10    46 |
mit | mit 3072 |     7     9    16 |    11    12    41 |     7     7    19 |

Table 5.2302.6   GPS week: 2302   Day: 6   MJD: 60364.0

CENT| CLK EPO  |        BRUX       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3072 |     7    12    20 |    10    11    41 |    12     8    25 |
emr | emr 3070 |    10     8    27 |    13    11    45 |    14    12    41 |
esa | esa 3072 |     9    17    28 |    12    11    50 |    15    13    38 |
gfz | gfz 3072 |     7     8    20 |    12    12    40 |     9     8    24 |
grg | grg 3072 |     7    10    20 |    12    11    50 |    11     8    28 |
igr | igr 3072 |     6    10    19 |    11    10    42 |    11     8    27 |
igs | igs 3072 |     6    10    18 |    11    10    44 |    10     7    24 |
jgx | jgx 2880 |     6     9    22 |    12    12    53 |    11     7    24 |
jpl | jpl 3072 |    15    11    39 |    14    15    46 |    16    11    49 |
mit | mit 3072 |     5     9    19 |    10    12    45 |     9     8    19 |


Table 6: Earth Orientation Parameters weekly summary.                          
                                                                              
        Weekly mean and standard deviation of Centre ERP, ERP rates and       
        LOD differences with respect to IGS combined values. See Table 7 for  
        the daily summaries.                                                  
                                                                              
        Xpole,Xrt: x pole and x pole rate                          
        Ypole,Yrt: y pole and y pole rate                       
        LOD      : Length Of Day                                               
                                                                              
        AC LOD BIAS    : 10-day mean LOD bias with respect to Bulletin A     
        AC LOD BIAS RMS: RMS of AC LOD BIAS                              
                                                                              
        FLAG: "u" (used), "x" (excluded), "-" (no submission)                 
              for Xpole, Ypole, Xrt, Yrt and LOD                              

Table 6.2302   GPS week: 2302   MJD: 60358.500-60364.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |       3      -3      47      35      0 |      -2     17
            |       8      15      48      35      7 |       3
emr   uuuuu |       8     -16      66      75      0 |     -10     20
            |      15      13      35      50      4 |       2
esa   uuuuu |     -17      -8      42    -115     -1 |      19     26
            |       9      10      30      46      4 |       2
gfz   uuuuu |     -21     -33       6       3      1 |       8     20
            |      17      25     119     130      4 |       2
grg   uuuuu |     -17     -12     -71      31     -3 |      15     23
            |      12      18      42      82      3 |       2
igr   xxxxx |     -22      -7     -57      29     -1 |       2     17
            |      10      10      41      25      5 |       2
irf   xxxxx |      -7       3     -38       5     -3 |       4     21
            |       5       8      12      14      7 |       2
jgx   uuuuu |     -16     -38      -9      28     -1 |      14     23
            |       8       5      29      44      4 |       1
mit   uuuuu |      -1      33     -54     -86      0 |      21     30
            |       9      11      25      33      8 |       2
ngs   uuxuu |      63      22    -163     163      3 |      10     19
            |      46      25     253     136      3 |       1
sio   xxxxx |     -56     -39     -92     -53    -13 |      27     37
            |      83      45      78      37      5 |       5


Table 7.2302.0   GPS week: 2302   Day: 0   MJD: 60358.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |      11       4      43      60    -10 |       2     15
emr   uuuuu |      17      -1      48      65      7 |      -7     19
esa   uuuuu |     -15     -11      20    -125      2 |      21     27
gfz   uuuuu |     -15     -51     -37     179      5 |      10     21
grg   uuuuu |     -14     -17    -104     -71      0 |      18     25
igr   xxxxx |     -27     -15     -79       7     -2 |       6     18
irf   xxxxx |       1      -6     -27      28      3 |       4     21
jgx   uuuuu |     -14     -40      26      29      7 |      14     23
mit   uuuuu |       6      35     -40     -74     10 |      21     30
ngs   uuxuu |       9      34    -413      57     -3 |      12     19
sio   xxxxx |    -123    -106     -70     -73     -6 |      36     43

Table 7.2302.1   GPS week: 2302   Day: 1   MJD: 60359.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |       1     -11     -12      79     -7 |       0     16
emr   uuuuu |      16      -2     104      87      5 |      -9     20
esa   uuuuu |     -29     -27      67    -199      0 |      20     26
gfz   uuuuu |     -17     -35     173      82      4 |       8     20
grg   uuuuu |     -30     -37     -64     -31     -5 |      16     24
igr   xxxxx |     -28      -9     -51       0      0 |       4     17
irf   xxxxx |      -8       3     -44       3      4 |       3     21
jgx   uuuuu |     -22     -38     -15      18     -2 |      14     23
mit   uuuuu |      16      39     -81     -95      9 |      20     29
ngs   uuxuu |      37      43    -276     256      3 |      10     18
sio   xxxxx |     -92     -23     -77     -37    -13 |      32     39

Table 7.2302.2   GPS week: 2302   Day: 2   MJD: 60360.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |      14     -13      62     -19      0 |      -2     17
emr   uuuuu |     -16     -12      53     137      0 |     -11     20
esa   uuuuu |     -14     -10      42     -43     -6 |      19     25
gfz   uuuuu |     -22     -67     103     -76     -5 |       7     20
grg   uuuuu |     -20     -30    -119      -4     -5 |      15     23
igr   xxxxx |     -21     -21    -122      32     -7 |       3     16
irf   xxxxx |      -7       1     -39      12      2 |       2     21
jgx   uuuuu |     -13     -31       1     -15      3 |      13     23
mit   uuuuu |      -9      39     -54     -32      3 |      19     29
ngs   uuxuu |     105      61    -416      95      7 |       9     18
sio   xxxxx |    -194     -11     -57     -99    -22 |      28     36

Table 7.2302.3   GPS week: 2302   Day: 3   MJD: 60361.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |      -5       5      61      49      0 |      -5     18
emr   uuuuu |      28     -31     117     -25      0 |     -12     22
esa   uuuuu |     -16       6      83    -114     -1 |      17     25
gfz   uuuuu |       6     -45       6     137      4 |       5     20
grg   uuuuu |     -26     -12    -114     103     -4 |      12     23
igr   xxxxx |     -29      -6     -85      17      1 |       0     17
irf   xxxxx |      -4      13     -46       3      0 |       2     21
jgx   uuuuu |     -21     -33     -48      28     -4 |      12     23
mit   uuuuu |      -5      41     -76    -122      1 |      19     29
ngs   uuxuu |      48      -1    -252     178      2 |       8     18
sio   xxxxx |      -3      -3    -230     -46    -11 |      24     35

Table 7.2302.4   GPS week: 2302   Day: 4   MJD: 60362.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |       1     -25     -19      28      7 |      -4     18
emr   uuuuu |       9     -26      64      85     -1 |     -11     20
esa   uuuuu |     -14      -4      64    -114     -7 |      18     25
gfz   uuuuu |     -15       6      63     -38     -3 |       7     21
grg   uuuuu |      -6       0     -46     150      0 |      13     23
igr   xxxxx |      -3      -3     -10      76     -2 |       1     17
irf   xxxxx |      -8      13     -51       9     -6 |       5     20
jgx   uuuuu |      -2     -36     -47      62     -4 |      14     23
mit   uuuuu |       0      36     -26     -58     -2 |      22     30
ngs   uuxuu |      30       9    -101     -20      3 |      10     19
sio   xxxxx |     -25       8     -11     -39     -9 |      24     35

Table 7.2302.5   GPS week: 2302   Day: 5   MJD: 60363.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |      -8       0     111      -3     11 |      -4     17
emr   uuuuu |      -6      -9      15      99     -3 |     -10     20
esa   uuuuu |     -26      -8      10    -115     -3 |      18     25
gfz   uuuuu |     -44     -27    -181    -103      1 |       7     21
grg   uuuuu |       2       6     -34      87     -8 |      13     23
igr   xxxxx |     -28      -6     -30      43     -4 |       1     16
irf   xxxxx |     -15      -5     -17      -7    -11 |       5     20
jgx   uuuuu |     -26     -43       6     102     -4 |      14     23
mit   uuuuu |      -8      36     -21    -105     -8 |      24     31
ngs   uuxuu |     141      -8     272     180      3 |      10     19
sio   xxxxx |       1     -94    -167      10    -16 |      24     35

Table 7.2302.6   GPS week: 2302   Day: 6   MJD: 60364.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   uuuuu |       4      19      83      48      2 |      -3     18
emr   uuuuu |       8     -30      60      78     -3 |      -9     19
esa   uuuuu |      -4      -1      10     -98      5 |      19     26
gfz   uuuuu |     -42      -9     -86    -161     -2 |       9     21
grg   uuuuu |     -27       9     -14     -17      0 |      14     23
igr   xxxxx |     -16      12     -19      25      7 |       1     16
irf   xxxxx |     -11       2     -39     -15    -12 |       6     20
jgx   uuuuu |     -12     -43      12     -27      0 |      15     23
mit   uuuuu |      -8       8     -76    -116    -11 |      25     31
ngs   uuxuu |      72      20      43     394      4 |      13     20
sio   xxxxx |      42     -39     -34     -86    -15 |      24     35


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