[IGSREPORT-16916] Wk 1507 IGS Final Orbits

Jim Ray IGS.ACC at noaa.gov
Thu Dec 11 05:23:29 PST 2008


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IGS Electronic Report   11 Dec 05:23:31 PST 2008      Message Number 16916
******************************************************************************

Author:  AC Coordinator / NOAA NGS

sum-file Version 2.0
Final IGS Orbit Combination - Week 1507   (Nov 23, 2008 - Nov 29, 2008)

Contacts: J. Ray       (jim.ray at noaa.gov),
          J. Griffiths (jake.griffiths at noaa.gov)


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. 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, no satellite L1/L2 delay calibration should be
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. 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 (weights are those from the orbit combination). 
Pole rate combination uses only centres providing estimated pole rates.

  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 3 weeks (21 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:

igs1507[0-6].sp3  IGS GPS ephemeris files in SP3 format.
igs1507[0-6].clk  IGS GPS satellite and station clocks in SP3 format.
igs1507[0-6].cls  IGS GPS clock combination summary report.
igs15077.erp      Earth Rotation Parameters (ERP) and their rates as well as
                  Universal Time (UT1-UTC) and Length Of Day (LOD) associated 
                  with IGS ephemerides.
igs15077.sum      Complete report.

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

 1. The centres used in the clock combination are COD, EMR, ESA, GFZ, MIT, and
    JPL. The other centres are excluded because they either provide broadcast
    clocks (NGS) or clock corrections are not provided (SIO).  The clock
    information not used is still compared to combination for completeness.  
    The value of 999999.999999 microseconds, according to the sp3 format 
    convention, is used to signify that no clock solution is available and 
    therefore must not be used.

 2. Rapid (IGR) orbits/clocks are included in the combination for statistics only.
    Starting week 1478, a new solution from CNES/GRGS (GRG) is included for
    evaluation and statistics 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.
    
               Day | Centre | PRN/STA list
               ----+--------+---------------
                0  |  ALL   | 9
                0  |  EMR   | MCM4
                0  |  ESA   | 8 YELL
                0  |  GFZ   | 7 21 29 HARB
                0  |  JPL   | 27 MATE
                0  |  MIT   | 8 JPLM
                1  |  COD   | 9 WROC
                1  |  EMR   | MIZU
                1  |  ESA   | 8 21 27 ALIC SCH2
                1  |  GFZ   | 7 8 29 DAEJ FAA1
                1  |  JPL   | 8 9 21 27
                1  |  MIT   | 8 DARW SCH2
                2  |  COD   | 8 9 31 HARB MATE
                2  |  EMR   | YELL
                2  |  ESA   | 8 9 YELL
                2  |  GFZ   | 7 9 31 ADE1 DARW HARB HOB2 PERT PETP RAMO TOW2
                2  |  JPL   | 8 9 27 ZWE2
                2  |  MIT   | 7 CHUR
                3  |  COD   | 8 DRAO ONSA
                3  |  EMR   | HARB MIZU
                3  |  ESA   | 8 NNOR ONSA
                3  |  GFZ   | 7 8 9 13 30 31 BAN2 DAEJ
                3  |  JPL   | 9 HARB ZWE2
                3  |  MIT   | 19 DAEJ MDVJ
                4  |  COD   | 8 9 27 ONSA RCMN
                4  |  EMR   | MIZU
                4  |  ESA   | 8 9 27
                4  |  GFZ   | 7 8 9 31 IISC
                4  |  JPL   | 9
                4  |  MIT   | 23
                5  |  COD   | 9 NRIL WROC
                5  |  EMR   | DAEJ
                5  |  ESA   | 27
                5  |  GFZ   | 7 31 DAEJ
                5  |  JPL   | 8 9 NRIL
                5  |  MIT   | DAEJ
                6  |  COD   | 9
                6  |  EMR   | MIZU
                6  |  ESA   | 9 27
                6  |  GFZ   | 7 9 29 31 DAEJ
                6  |  JPL   | 8 27

 5. Starting on 5-Nov-2006 (GPS Week 1400, day 0, MJD 54044) 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.

 6. Small rotations were applied to the all AC orbit and ERP values in order
    to align them to the IGS05. These rotations were estimated in the process
    of the IGS SINEX combination, performed at NRCan by Remi Ferland, are based 
    on the common stations between the individual AC SINEX solutions and the 
    IGS05.snx SINEX. 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 |   [mm]   [mm]   [mm]   [uas]  [uas]  [uas]   [ppb]
     -------+---------------------------------------------------
       COD  |     .4     .1     .7     -25    -19     -6    -.12
       EMR  |    5.0    1.8     .5      96      4     45     .05
       ESA  |    3.5    5.3   -3.1      45    -91     30    -.20
       GFZ  |    1.1     .5    1.8      11    -30     15    -.41
       GRG  |    5.4    2.2   -1.2     -16    -27      8    -.08
       JPL  |    -.5    8.9    8.8       4    -17    -17     .19
       MIT  |    3.0    1.9     .4       1     -9      2    -.13
       NGS  |    5.1   -2.7   -2.8     -26    -98     43    -.03
       SIO  |    1.1    1.8   -6.2      33    -41      5    -.02


 7. 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 navigation solution is still based on the SP3 clocks but this will soon
    adopt the clock RINEX files as well.

 8. Starting on 27-Feb-2000 (GPS Week 1051-0; MJD 51601) the IGS final products
    are aligned to the IGS reference frame products (station coordinates and
    ERPs as generated by NRCan. For more information see IGSMAIL #2750.
    Because of this  change in alignment Table 2 has been enhanced with one 
    additional line per AC. This additional line shows the X- and Y-rotations 
    which were applied to each of the AC orbits prior to the orbit combination. 
    These rotations are based on the difference between the individual AC ERP 
    estimates and the IGS reference frame ERP product. The total rotation of
    the individual AC orbits w.r.t. the IGS combined orbit is the sum of the
    values in the two lines of Table 2 plus the reference frame rotation.

 9. Starting on 5-Nov-2006 (GPS Week 1400, day 0, MJD 54044) the absolute antenna
    model is introduced (IGSMAIL #5272). The antenna phase center offsets and
    phase center variations are given in the file:
        ftp://igscb.jpl.nasa.gov/pub/station/general/igs05.atx

    
ORBIT COMBINATION AND EVALUATION STATISTICS:                                    
--------------------------------------------                                    
      
Most combination statistics are with respect to the  combined orbits and
consist of five 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 1.1507.a). It also displays the computed satellite
position sigmas for the combined orbits (table 1.1507.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 2.1507.[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 3.1507.[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 and final
part, Table 5, is similar to Table 4 and contains daily precise navigation
statistics (tables 5.1507.0-6).

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 1507 summary.                       (Nov 23, 2008 - Nov 29, 2008)

Table 1.1507.a   GPS week: 1507   MJD: 54793.000-54799.000

         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  241|    0     0     1    58   -20   -31  -.17   10    9 |    -463     577     22    134
        |    0     0     1     5     5    30   .02           |     580    1065
emr   78|   -2     0     3  -147   -57   -20   .50   20   20 |     851    -548     20    239
        |    1     1     1    31    10    15   .04           |    2425    1318
esa  135|    1    -1     0   -53    27    17   .33   10   10 |    -226    1175     24    118
        |    0     1     2    18    18    21   .03           |     892    2416
gfz  199|    0     0    -3   -11   -27    51  -.14    9    9 |      57     128     26    133
        |    0     1     1    16    15    69   .03           |     321     556
grg   82|    5     3    14    39   -34   -52  1.12   46   44 |  -28349   29833    111    358
        |    2     2     4    31    10    64   .05           |   73707   77306
igr  n/a|    0    -1     2    14   -59   -32   .15    8    7 |  -12431     248     28     92
        |    0     0     1    12    11    11   .02           |     971    1298
jpl  128|    0     0     1    16   -18    -9   .57   19   17 |    2496    -587     23    110
        |    2     1     0    14    22    17   .03           |    2443    1113
mit  257|    0     0     1    12   -48     0  -.26   11   10 |      29     -92     21    182
        |    0     0     0    30    21    14   .02           |     438     726
ngs  236|    0     0     2    84   142   -36  -.22   13   10 |    -423     494   2368   4077
        |    1     0     1    44    33    12   .06           |     615    1085
sio  109|   -1     1    -3   -43   -11    -4  -.04   22   21 |     ---     ---    ---    ---
        |    0     1     2    36    41    12   .02           |     ---     ---


Table 1.1507.b   GPS week : 1507   MJD: 54793.000-54799.000   

         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  |    0    0    0    0    0    0    0 |
   2  |    6    5    5    5    5    5    5 |
   3  |    6    5    6    6    6    5    6 |
   4  |    5    5    4    4    4    4    4 |
   5  |    4    4    4    3    3    4    3 |
   6  |    4    3    3    4    4    4    3 |
   7  |    5    5    4    5    5    5    5 |
   8  |    8    9    8    7    7    7    7 |
   9  |    8    6    7    7    6    6    6 |
  10  |    5    4    5    5    4    4    5 |
  11  |    4    4    5    4    5    5    4 |
  12  |    6    5    5    5    5    5    5 |
  13  |    5    4    5    5    5    4    5 |
  14  |    5    5    5    5    5    5    5 |
  15  |    6    6    5    5    5    5    5 |
  16  |    6    7    7    7    7    6    6 |
  17  |    5    4    4    4    5    5    4 |
  18  |    6    5    5    5    5    5    5 |
  19  |    5    4    5    5    5    5    5 |
  20  |    5    4    5    5    4    5    4 |
  21  |    5    5    4    5    4    4    4 |
  22  |    5    4    5    5    4    4    4 |
  23  |    6    5    6    5    5    5    5 |
  24  |    5    5    5    5    4    4    4 |
  25  |    6    7    7    7    7    7    6 |
  26  |    4    4    4    4    4    4    4 |
  27  |    6    6    6    6    5    6    5 |
  28  |    6    5    5    6    5    5    6 |
  29  |    5    4    5    5    4    5    5 |
  30  |    4    3    4    5    3    3    4 |
  31  |    6    5    6    5    4    5    5 |
  32  |    5    5    6    7    5    5    6 |



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
         sum of a priori and estimated transformations.
         WRMS - RMS weighted by the centres SP3 header accuracy codes.
         STA  - Number of stations in the daily solutions.
   
Table 2.1507.0   GPS week: 1507   Day: 0   MJD: 54793.000                            

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  241|    0     1     0    52   -24   -88  -.15    9    8 |    -241     860     29    141
        |                     20    -1                       |
emr   78|   -1    -1     5  -174   -45   -37   .54   22   22 |    3773    -287     23    170
        |                      4   -67                       |
esa  135|    2    -3    -3   -69    58   -23   .38   14   13 |     658    -147     24     99
        |                     -6    16                       |
gfz  199|    0     1    -1     5   -17   165  -.15   10   10 |      31     513     27    124
        |                    -36     6                       |
grg   82|    5     1    10    30   -52  -109  1.21   45   42 |    -230     812     97    291
        |                     86    12                       |
igr  n/a|    0     0     2     2   -66   -31   .16    8    8 |  -11605     422     26     91
        |                    -23    -3                       |
jpl  128|    0     0     0    -8   -51   -29   .61   18   17 |    5497    -312     26    109
        |                      3     2                       |
mit  257|    0     0     0    65   -47     2  -.21   12   12 |    -159     342     29    165
        |                     17   -23                       |
ngs  236|    0     0     3    15   154   -43  -.24   13    8 |    -118     591   2578   4221
        |                    -30   -49                       |
sio  109|   -1     0    -4   -25   -83    -6  -.03   22   19 |     ---     ---    ---    ---
        |                     88    95                       |

Table 2.1507.1   GPS week: 1507   Day: 1   MJD: 54794.000                            

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  241|    0     1     1    56   -24   -36  -.18   11    8 |   -1061    1838     22    105
        |                    -16   -41                       |
emr   78|   -5    -2     4  -109   -63   -47   .57   21   21 |    2890     514     19    203
        |                    -65   -10                       |
esa  135|    0     0    -1   -50    46    23   .32   10    9 |   -1587    5276     20    101
        |                     17    19                       |
gfz  199|    0     0    -3   -28   -37   110  -.10   10   10 |    -113     717     26    120
        |                    -28    -2                       |
grg   82|    7     3    17    43   -31   -75  1.09   44   40 |   -1065    1801    105    324
        |                    -42   -64                       |
igr  n/a|    1    -1     1    25   -60   -46   .14    8    7 |  -11790     993     27     82
        |                    -56   -14                       |
jpl  128|    1     1     0    15   -28   -21   .52   19   17 |    4688     253     20    102
        |                    -52   -30                       |
mit  257|    0     0     1    -1   -76   -24  -.26   11   10 |    -297     814     17    139
        |                     17   -20                       |
ngs  236|    0     1     1   115   193   -50  -.23   13    9 |   -1179    1980   2348   4158
        |                     39    17                       |
sio  109|   -1     1    -4   -81   -57   -12  -.02   21   20 |     ---     ---    ---    ---
        |                     74    65                       |

Table 2.1507.2   GPS week: 1507   Day: 2   MJD: 54795.000                            

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  241|    0     0     1    52   -15   -45  -.18   11    9 |     535   -1278     19    122
        |                    -27   -14                       |
emr   78|   -4     1     3  -113   -72   -21   .50   20   20 |    2170   -1171     17    219
        |                    -54     0                       |
esa  135|    0     0     1   -15    17     5   .32   10   10 |     452      37     23    113
        |                    -22     6                       |
gfz  199|    0     0    -2   -39   -36    91  -.13   10   10 |     522    -795     27    148
        |                    -27    31                       |
grg   82|    7     0    13   -24   -40    62  1.15   47   45 |     555   -1347    107    360
        |                    -76     7                       |
igr  n/a|    0    -1     2    18   -62   -43   .18    8    7 |  -11892    -418     27     91
        |                    -35    16                       |
jpl  128|    3     1     1    18     2    -5   .58   19   17 |    3787   -1081     23    111
        |                     28    -9                       |
mit  257|    0     0     0   -32   -45   -13  -.28   10    9 |     309   -1167     21    184
        |                     26   -14                       |
ngs  236|    0     0     0   154   131   -12  -.16   12    9 |     604   -1314   2255   3516
        |                    -68    39                       |
sio  109|   -1     1    -6  -105    10   -10  -.03   22   24 |     ---     ---    ---    ---
        |                     83    26                       |

Table 2.1507.3   GPS week: 1507   Day: 3   MJD: 54796.000                            

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  241|    0     0     1    59   -17     0  -.18   11   10 |    -531     641     25    178
        |                    -21    -7                       |
emr   78|   -1     1     3  -120   -58   -11   .43   20   20 |    2014   -3173     19    273
        |                    -61    -8                       |
esa  135|    0    -1     1   -66    28    15   .31   10   10 |    -985    3302     32    192
        |                     42    21                       |
gfz  199|    0     0    -4    -2   -31     7  -.12   10   10 |     150     100     27    168
        |                    -10    33                       |
grg   82|    4     6     7    48   -31   -16  1.07   45   45 |    -530     599    115    377
        |                     36    65                       |
igr  n/a|    0     0     3    -2   -58   -34   .14    8    7 |  -11399   -2289     33    136
        |                     -6     3                       |
jpl  128|    0     0     2    33     5    -6   .57   18   17 |    3446   -2858     27    136
        |                    -25   -69                       |
mit  257|    0     0     0     0   -14     9  -.26   10    9 |     773    -698     22    286
        |                     23   -22                       |
ngs  236|    2    -1     2    84    87   -37  -.16   14   11 |    -471     540   2128   4218
        |                     63    25                       |
sio  109|   -2     1    -3   -26     6   -16  -.07   21   22 |     ---     ---    ---    ---
        |                     22    22                       |

Table 2.1507.4   GPS week: 1507   Day: 4   MJD: 54797.000                            

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  241|    0     0     1    67   -25   -33  -.18   10   10 |    -486     228     15    111
        |                      6   -14                       |
emr   78|   -1     0     2  -165   -66    -7   .47   18   18 |    -864    -373     18    276
        |                     16     7                       |
esa  135|    1    -1     0   -50    15    42   .34    9    9 |    -464    1493     23    108
        |                     10    34                       |
gfz  199|   -1     0    -5    -5    -7    -5  -.12    8    8 |     200     -76     24    118
        |                    -17    15                       |
grg   82|    7     3    17    69   -22   -26  1.12   47   46 |    -467     156    115    313
        |                     53    11                       |
igr  n/a|    0    -1     2    15   -38   -25   .13    8    7 |  -13552     449     30     82
        |                    -32   -18                       |
jpl  128|    2     3     2     6   -13    18   .56   19   18 |     820    -311     22     86
        |                      6   -46                       |
mit  257|    0     0     0    23   -35     4  -.27    9    9 |    -104     321     16    158
        |                      7   -10                       |
ngs  236|    1     0     4    56   131   -40  -.32   14   10 |    -383      62   2424   4455
        |                     53     9                       |
sio  109|   -1     0    -2     0    11    -8  -.04   21   20 |     ---     ---    ---    ---
        |                     14    20                       |

Table 2.1507.5   GPS week: 1507   Day: 5   MJD: 54798.000                            

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  241|    0     0     2    60   -12     1  -.17   10    9 |    -247      40     25    137
        |                     16   -24                       |
emr   78|   -2    -3     2  -164   -49    -5   .48   19   19 |   -1703    -114     24    298
        |                     13   -26                       |
esa  135|    1    -1    -3   -60    21    31   .32    9    9 |     780   -1917     24     92
        |                     19    26                       |
gfz  199|    1     0    -4   -13   -49    -5  -.17    9    9 |     135    -258     29    138
        |                      0    26                       |
grg   82|    2     0    22    47   -25   -75  1.09   45   42 | -195496  205132    115    410
        |                     19   -44                       |
igr  n/a|    0    -1     0     8   -57   -35   .14    7    6 |  -13636     828     31    101
        |                      6     9                       |
jpl  128|    0     0     1    23    -4   -25   .58   19   18 |    -186    -245     24    114
        |                    -37  -129                       |
mit  257|    0     0     1     4   -74     0  -.25   10    9 |     227    -610     25    181
        |                      0    -1                       |
ngs  236|    0     0     1    95   167   -30  -.19   12   10 |    -272      27   2397   3812
        |                     15  -107                       |
sio  109|    0     3     0   -28     2     6  -.05   23   21 |     ---     ---    ---    ---
        |                     54    30                       |

Table 2.1507.6   GPS week: 1507   Day: 6   MJD: 54799.000                            

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  241|    0     0     3    65   -24   -17  -.14   10    9 |   -1214    1711     25    149
        |                     19    -7                       |
emr   78|   -3     0     1  -180   -49   -12   .51   19   19 |   -2317     768     20    238
        |                     24   -21                       |
esa  135|    2     0    -1   -63     6    24   .29    9    8 |    -440     185     23    124
        |                     39    15                       |
gfz  199|    0     1    -4     2   -10    -1  -.17    8    8 |    -524     695     24    120
        |                      6    24                       |
grg   82|    2     6    14    63   -39  -123  1.12   47   46 |   -1210    1678    125    435
        |                     24    33                       |
igr  n/a|    0    -1     1    32   -76   -11   .14    8    7 |  -13146    1754     28     64
        |                    -13    33                       |
jpl  128|   -2     0     3    29   -40     4   .60   19   17 |    -577     445     23    118
        |                     -6   -30                       |
mit  257|    0     0     2    27   -41    16  -.27   12   10 |    -541     351     22    167
        |                    -25     0                       |
ngs  236|    0    -1     0    73   130   -44  -.22   13   10 |   -1148    1578   2448   4159
        |                     36   -66                       |
sio  109|    0     4     0   -37    28    18  -.06   22   18 |     ---     ---    ---    ---
        |                     64    30                       |

       
       
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 3.1507.0   GPS week: 1507   Day: 0   MJD: 54793.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    7  ---  ---  ---  ---   54  ---  ---  ---  ---    0 |    36  ---  ---  ---  ---   62  ---  ---  ---  ---    40
   2  |    8   25   12   13   36    8   21   12   16   21    5 |    28   37   30   20   37   28   35   29   25   32    25
   3  |    8   12   13    7   57    7   12    8    5   49    5 |    29   35   31   32   47   30   30   31   30   56    30
   4  |    9   21   15   10   27    6   10   11   13   16    4 |    15   27   22   21   26   19   23   18   22   21    18
   5  |    6   17   12    7   16    5    9   14    9   11    4 |    25   30   30   30   25   26   28   30   28   30    28
   6  |    6   12   10    7   25    6   11    7    8   19    3 |    25   33   31   25   38   27   30   25   28   27    26
   7E |   10   19   14   11   32    6   21   11   12   11    5 |    30   34   28   33   32   30   32   33   35   36    31
   8E |   15   22   27   11   63    8   18   18   34   25    8 |    78   73   85   75   95   76   76   74   80   75    75
   9E |   18   24   38   16  117   11   20   19   15   15    8 |    46   48   42   45   41   44   47   42   43   43    41
  10  |    9   18   11   11   29    6   13   14   10   24    5 |    64   63   68   68   57   62   61   54   64   50    63
  11  |    7   18   12    9   63    8   13   10   10   20    4 |    15   25   17   19   63   18   23   18   21   22    16
  12  |    9   24   13   12   26   11   20   13   10   25    5 |    23   31   22   28   39   25   31   25   29   27    24
  13  |    7   23   12   11   46    7   18   10    9   17    4 |    16   32   20   25   43   22   27   17   19   18    18
  14  |    7   26   13   10   52   11   22   13   10   17    5 |    17   32   24   25   40   22   29   23   24   25    22
  15  |    9   30   14   10   26   10   26   10   12   18    5 |    20   35   24   20   34   22   32   18   25   21    21
  16  |   10   27   11    8   53   11   26   19   10   28    6 |    23   38   24   22   60   26   36   27   27   31    24
  17  |    8   19   13   13   45   10   15   10   11   27    5 |    33   40   39   39   53   38   39   34   38   44    36
  18  |    8   27   11   13   35   12   26    9    8   17    5 |    23   40   26   23   38   28   40   24   27   29    26
  19  |    7   18   10    8   29    7   16    7    8   25    4 |    36   41   37   36   43   38   42   37   40   42    37
  20  |    6   22   11    8   26    8   22   11   10   16    4 |    18   34   21   21   34   25   31   20   25   27    21
  21  |    8   22   10    9   21    9   15   10   10   13    4 |    21   34   26   23   36   26   26   24   24   24    23
  22  |    5   23   12   12   25   11   20    9    7   12    4 |    23   39   27   27   42   29   35   25   30   31    27
  23  |    8   27   13   14   22    7   24   10   13   22    5 |    16   36   22   26   36   20   30   16   19   21    18
  24  |    8   20   11    6   25    5   17   15   13   27    5 |    19   29   20   24   26   21   25   22   27   27    21
  25E |   13   24   16   10   38    7   18   16   18   25    6 |    30   35   32   33   42   31   32   27   37   39    30
  26  |    7   14   11    6   27    6   11   11    9   16    3 |    18   26   22   17   28   20   20   19   25   23    19
  27E |   11   19   16    8   86    7   21   11   18   15    5 |    26   31   27   29   33   27   32   28   37   29    27
  28  |    6   19   12   12   47   10   21   12   14   28    5 |    23   34   29   31   48   26   34   24   29   29    27
  29  |    9   17   12    9   28    8   16   11   13   22    4 |    36   44   42   38   44   40   40   39   42   34    39
  30  |    7   19    9    6   29    7   11   11   11    9    3 |    29   28   33   29   27   27   29   33   27   32    29
  31E |    9   25   11    9   45    6   20   18   12   18    5 |    41   48   39   41   55   40   43   44   43   40    41
  32  |    6   23   12    7   35    8   18   11    8   21    4 |    65   74   73   68   67   73   72   69   65   73    68
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |    9   21   14   10   45    8   18   12   13   22      |T   29   38   32   32   42   32   35   30   33   34    30
 WRMS |    8   21   13   10   42    8   17   12    8   19      |NE  26   36   30   29   41   30   33   28   30   31    28
 MEDI |    8   22   12   10   32    8   18   11   10   19      |MD  25   35   28   28   40   27   32   27   28   30    27

Table 3.1507.1   GPS week: 1507   Day: 1   MJD: 54794.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    5  ---  ---  ---  ---   67  ---  ---  ---  ---    0 |    26  ---  ---  ---  ---   68  ---  ---  ---  ---    28
   2  |    8   24    8   11   38    9   19    9    8   18    4 |    26   34   28   23   33   26   31   24   34   29    25
   3  |    6   12    7    8   45    7   12    7   10   48    5 |    27   30   25   28   33   27   28   27   34   50    27
   4  |   11   17   11   12   41    7   10    8   12   20    4 |    10   19   17   18   31   13   17   17   31   18    15
   5  |   10   12    6    9   20    5   10   12    8   12    3 |    29   28   24   26   25   24   25   31   33   26    27
   6  |    5   12    5    8   27    6   12    5    9   16    3 |    19   23   20   21   27   21   22   16   27   17    19
   7E |    8   20    9   10   24    7   24   12   11   15    4 |    31   28   29   27   36   28   29   33   37   30    29
   8E |   31   28   21   17  102   12   19   18   35   22    9 |    83   84   88   79   90   78   85   76   84   80    79
   9E |   19   22   13    9   88    9   19   18   17   13    6 |    39   36   36   31   51   32   37   39   34   36    33
  10  |   10   19    7    8   30    6   15    9   12   16    4 |    27   39   32   30   42   30   33   27   31   31    29
  11  |    9   21    7    6   56    8   17    9    8   17    4 |    11   23   10   15   43   14   19   17   19   20    12
  12  |   11   20   10    8   31   10   22   12   10   24    5 |    21   25   16   18   34   19   26   20   28   22    18
  13  |    7   21    8    8   49    8   19    8    8   19    4 |    12   26   13   12   37   15   25   12   17   14    12
  14  |    8   21    9   10   50   11   24    9   12   19    5 |    12   29   20   15   36   15   25   15   18   19    15
  15  |    7   23   13   15   39   10   22    8   15   27    5 |    15   29   19   22   39   19   27   18   25   22    18
  16  |   11   33    9   11   56   11   28   16   13   27    6 |    15   34   19   17   49   21   29   20   29   26    18
  17  |    7   18    8   10   38    6   15    6    9   27    4 |    16   23   23   16   29   21   22   16   24   32    18
  18  |    7   24   10   13   35    9   23    7   10   15    4 |    16   29   22   17   37   20   27   19   26   22    19
  19  |    8   18    7    7   35    8   15    6    9   26    4 |    17   25   17   19   25   19   22   19   26   22    18
  20  |    6   22    7    6   24    7   19   11    9   19    4 |    11   22   14   10   30   13   20   13   22   17    11
  21  |    8   23   20    9   22    8   18    9   11   11    5 |    17   26   20   17   30   18   23   20   28   23    18
  22  |    5   24    7    9   23    8   19   10    8   16    4 |    14   28   19   14   36   17   23   16   27   22    16
  23  |    7   27    7   11   24    9   24   12   10   22    5 |    11   31   15   16   34   16   27   12   19   20    12
  24  |    9   18    8    8   50    6   17   14    7   25    4 |    21   21   21   20   32   19   20   20   35   25    21
  25E |   17   21   14   13   35    7   16   15   21   23    6 |    18   22   16   21   31   17   20   17   34   25    17
  26  |    9   14   11   11   32    5   11    8   12   16    4 |    12   24   17   16   27   15   15   16   25   16    15
  27E |   15   20   10   11   49    7   21   12   23   14    6 |    15   23   18   19   36   18   24   18   33   21    17
  28  |    9   20    8   13   58    9   25    9    9   25    5 |    15   26   21   25   46   20   30   18   25   20    20
  29  |    9   14    6    8   41    8   15    9   10   22    4 |    20   23   22   19   41   18   22   22   25   19    20
  30  |    9   13    4    9   23    6   11    9    8   11    3 |    23   24   26   25   29   23   25   27   32   30    25
  31E |    7   27    7    8   34    7   21   11    7   14    4 |    55   65   57   55   78   58   60   63   62   56    58
  32  |    7   25   10    7   41    6   17    9   10   20    4 |    84   83   84   80   77   84   85   83   85   88    83
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   11   21   10   10   44    8   19   11   13   21      |T   24   31   26   24   39   26   29   25   32   28    24
 WRMS |    8   21    9   10   40    7   17   10    9   20      |NE  20   28   22   21   36   23   26   21   29   26    21
 MEDI |    8   21    8    9   38    8   19    9   10   19      |MD  17   26   20   19   36   19   25   19   28   22    18

Table 3.1507.2   GPS week: 1507   Day: 2   MJD: 54795.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    5  ---  ---  ---  ---  119  ---  ---  ---  ---    0 |    34  ---  ---  ---  ---   82  ---  ---  ---  ---    36
   2  |    9   21   12   12   29    8   21    7   10   19    5 |    21   30   24   17   34   24   31   20   23   25    20
   3  |   10   10    8   11   37    6   11    8   11   47    5 |    21   23   22   23   34   23   27   20   28   43    22
   4  |   10   18    9   10   37    8   12    7   12   18    4 |     9   17   14   12   31   13   18   16   21   17    11
   5  |    9   13    9   11   20    5   10    9    9   12    3 |    21   22   22   20   19   21   26   23   32   24    23
   6  |    8   11    8    8   31    5   11    6    8   16    3 |    20   21   21   16   37   21   26   20   23   21    19
   7E |    9   18    9    8   34    7   22    8    8   12    4 |    30   28   28   31   28   28   31   33   34   33    29
   8E |   25   21   16   12  123    8   19   16   25   24    7 |    63   63   64   57   77   61   64   58   63   63    59
   9E |   17   20   12   13   83    9   19   17   20   19    6 |    25   27   25   22   39   22   30   28   31   35    23
  10  |   12   17   13    9   27    6   15    8   10   20    4 |    26   35   36   33   39   29   35   29   31   31    29
  11  |    8   15    9   11   69    8   19    6   13   21    4 |    13   19   15   17   58   15   21   16   18   22    12
  12  |    9   17   14   12   34    9   22    8   13   23    5 |    20   23   20   17   32   19   28   17   26   23    18
  13  |    8   22    9    9   55    8   20   10    7   18    4 |    14   27   22   19   45   18   28   17   17   19    15
  14  |   10   21    8   12   57   11   25   11    8   20    5 |    13   27   21   24   42   19   29   16   20   24    17
  15  |    7   21   13   12   32   10   21    9   10   21    5 |    14   27   16   16   38   17   29   15   19   18    14
  16  |   10   28   14   11   59   10   26   16   12   30    6 |    17   34   20   18   62   22   33   20   26   25    18
  17  |    8   17    8   12   45    9   16    6    8   22    4 |    20   23   25   22   43   22   28   20   25   27    21
  18  |    7   25   10    9   32    8   23    9   10   19    5 |    22   33   23   22   41   25   33   23   28   26    22
  19  |    9   15    8   12   35    6   16    7   10   26    4 |    25   31   25   27   36   28   35   28   27   27    26
  20  |    7   21   10    7   32    8   18    8   10   21    4 |    17   23   15   15   34   16   23   15   16   24    13
  21  |    9   20    8    7   27    8   16    8    9   13    4 |    20   28   18   19   32   21   27   21   26   23    20
  22  |    6   18    9    8   23    8   21   10   12   16    4 |    17   26   21   19   40   21   29   18   26   25    18
  23  |    9   29    9   13   32    9   25    9    9   21    5 |    18   36   25   25   50   23   33   20   21   26    19
  24  |    9   23   10    8   49    5   20   12   10   22    5 |    22   23   18   23   31   19   26   20   31   24    20
  25E |   15   18   14   13   39    6   17   15   24   20    6 |    20   23   19   26   35   18   24   19   34   26    19
  26  |    9   11   10    8   30    5   14    7    7   18    3 |    15   20   19   16   31   13   19   19   18   19    15
  27E |   13   18    9   10   57    7   21   10   22   21    5 |    15   22   18   17   40   17   26   17   31   21    16
  28  |    9   21    8   12   50    9   22    8    9   27    5 |    18   28   20   23   40   20   30   21   22   21    19
  29  |    9   18    6    8   36    7   12    9   13   26    4 |    30   30   25   27   29   28   30   28   34   25    27
  30  |    8   12    7    9   23    4   10    8    8   10    3 |    25   27   27   23   25   24   28   27   29   27    25
  31E |   11   23   10   11   37    6   23   17   12   17    5 |    43   41   48   47   50   46   50   37   54   47    44
  32  |   17   26   11    9   29    7   19    9   11   24    5 |    56   52   48   47   50   48   54   53   55   44    51
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   11   20   10   10   47    8   19   10   12   22      |T   23   28   24   23   39   25   30   23   28   27    23
 WRMS |    9   20   10   10   45    7   17    9    9   24      |NE  21   27   22   21   38   24   29   21   25   25    21
 MEDI |    9   18    9   11   35    8   19    9   10   20      |MD  20   27   22   22   38   21   29   20   26   25    20

Table 3.1507.3   GPS week: 1507   Day: 3   MJD: 54796.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    4  ---  ---  ---  ---   54  ---  ---  ---  ---    0 |    25  ---  ---  ---  ---   48  ---  ---  ---  ---    28
   2  |   10   21   11   12   40    9   19    7    8   24    5 |    22   33   24   21   40   27   31   25   24   27    23
   3  |   10   11    8   10   45    7   11    8   11   47    5 |    28   31   29   31   36   30   30   30   28   47    27
   4  |   12   16    9    9   27    5    9    5   13   23    4 |    12   23   17   18   32   16   21   15   19   26    14
   5  |    7   10    8    9   27    5    8    8   10   13    3 |    27   31   30   29   27   26   28   31   27   30    28
   6  |    9   11   10   11   29    7   11    5   13   14    4 |    21   27   23   20   33   23   25   22   27   23    20
   7E |    9   22   11    9   33    6   21    5    9   19    4 |    23   23   19   24   25   20   22   24   25   26    20
   8E |   16   20   17   11  114    7   20   13   26   27    6 |    50   53   62   54   69   57   58   51   58   54    52
   9E |   17   21   13   12   75   10   19   16   25   22    6 |    33   35   25   30   35   31   31   32   36   34    28
  10  |   10   19    8   11   30    6   12   10   10   16    4 |    24   31   19   29   36   23   28   25   28   29    24
  11  |    6   20    9   12   80    8   16    6    8   15    4 |    14   25   15   18   66   16   22   18   16   19    14
  12  |    8   20    9    9   32    8   20    7    9   23    4 |    22   35   26   25   30   23   32   21   24   23    23
  13  |    9   23   10    9   48    9   18    7    8   17    4 |    14   30   22   20   40   20   25   13   17   14    15
  14  |    7   22   12   12   48   12   26   11   12   14    5 |    16   29   22   24   37   21   29   18   17   18    17
  15  |    8   23    9   12   39    9   20   10   14   22    5 |    17   29   16   21   42   18   28   16   17   17    15
  16  |   15   29   12    8   37   11   28   12   18   31    6 |    19   37   22   21   49   25   33   25   24   30    20
  17  |    8   14    9   13   38    7   12    6   10   22    4 |    28   33   31   32   43   31   33   28   33   38    30
  18  |    8   26    8   11   32    7   20    7   13   12    4 |    18   32   18   20   37   20   31   17   24   22    19
  19  |   14   16    8    7   34    8   14    5   12   25    4 |    28   36   30   30   33   34   35   31   33   35    30
  20  |    6   27    9    9   39    8   19    8    9   15    4 |    16   33   19   23   34   22   27   16   20   21    18
  21  |   12   22    9    7   22    7   14    8   15   11    4 |    21   32   24   23   34   23   29   22   25   23    21
  22  |    7   19   12   12   24    8   22    7   12   13    4 |    14   25   21   18   39   20   26   17   23   22    17
  23  |    9   28   12    8   31   11   22    9    9   18    5 |    15   32   26   20   42   19   27   13   17   18    15
  24  |   10   21   12    9   36    5   19   12   15   17    5 |    17   23   16   22   21   17   23   19   32   17    17
  25E |   15   19   16   16   32    7   17   13   29   19    6 |    20   23   15   25   42   19   22   19   37   28    18
  26  |    9   14    8    9   31    6   10    8   10   23    4 |    11   22   15   18   35   15   16   14   18   16    13
  27E |   15   20    9   10   62    7   18    7   24   19    5 |    17   28   17   22   44   22   25   19   33   25    18
  28  |    9   22    9   12   33    9   21    8   13   28    5 |    23   34   27   31   39   25   34   26   28   28    25
  29  |   11   14    7    6   35    7   14    7   16   24    4 |    27   32   28   28   31   29   32   28   31   25    27
  30  |   10   14    7   10   33    4   11   16   11   13    4 |    37   39   40   40   52   36   40   41   37   41    38
  31E |    9   18   12    6   51    6   23   12   10   12    4 |    52   58   51   51   76   52   54   55   47   55    51
  32  |   23   27   10    7   47    9   21   17   13   27    6 |   129  136  134  136  120  134  136  136  135  139   133
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   11   20   10   10   45    8   18   10   14   21      |T   26   35   28   29   42   29   33   27   30   31    26
 WRMS |   10   20   10   10   45    7   17    9   11   21      |NE  24   34   27   28   41   28   32   26   28   29    25
 MEDI |    9   20    9   10   35    7   19    8   12   19      |MD  21   32   23   24   37   23   29   22   27   26    20

Table 3.1507.4   GPS week: 1507   Day: 4   MJD: 54797.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    5  ---  ---  ---  ---   47  ---  ---  ---  ---    0 |    28  ---  ---  ---  ---   43  ---  ---  ---  ---    29
   2  |    9   20   11    8   38    8   21    7   14   22    4 |    20   27   21   17   38   22   30   20   22   27    19
   3  |   11   10    6    5   83    8   13    9   13   48    5 |    17   23   21   20   58   20   22   17   19   42    17
   4  |   12   18   10    7   30    6   12    6   12   21    4 |    13   20   15   17   24   15   21   14   18   20    13
   5  |    8    9    6    5   25    5   10    8   14   13    3 |    22   23   21   26   26   23   20   27   26   22    23
   6  |    8   10    5    5   62    8   13    8   15   15    3 |    21   24   24   20   46   23   24   19   23   23    20
   7E |    9   18   11    9   34    8   20    7    7   17    4 |    27   26   23   22   26   22   26   27   28   29    24
   8E |   17   18   15   11  117    8   19   13   28   22    6 |    48   50   56   47   63   51   54   49   56   50    49
   9E |   15   20    9    9   64   10   18   15   22   21    5 |    32   34   30   31   31   30   30   27   35   31    28
  10  |   11   16    7    8   38    6   16   10   14   13    4 |    18   24   21   22   36   20   23   19   28   24    20
  11  |    8   18   11    8   64   10   18    9   12   16    4 |    13   26   18   16   50   21   23   13   22   16    13
  12  |   10   20   10    8   27    9   22    5   15   25    5 |    20   30   19   27   34   22   28   21   28   23    21
  13  |    8   20    9    8   49   10   21    8   14   16    4 |    18   27   18   20   44   20   26   16   25   14    17
  14  |    8   19    8   11   40    9   28    8   10   18    5 |    13   30   20   21   34   19   29   14   17   19    17
  15  |    9   20    6    9   34    9   23    7   11   19    4 |    13   28   20   20   37   19   25   15   22   15    17
  16  |   12   29    9    6   32   11   27   16   15   35    6 |    17   36   18   18   39   22   30   20   21   23    17
  17  |    8   17   11   11   45    8   18    6   13   22    4 |    23   27   27   32   42   25   32   26   29   38    27
  18  |    8   23    9    8   48    8   23   10    9   13    4 |    21   35   25   22   38   23   31   17   26   24    22
  19  |   12   14    6    8   38   11   16    8   16   23    4 |    27   32   31   26   29   32   31   26   34   31    28
  20  |    6   21    8    7   26    9   17    9   10   15    4 |    16   28   19   20   33   20   22   14   19   19    16
  21  |   13   19    8    5   36    7   15    8   10   17    4 |    17   30   19   21   36   20   25   19   25   27    19
  22  |    5   15    8    9   28    8   20   10    9   11    4 |    17   27   23   19   39   20   28   16   23   23    19
  23  |    7   29    9   10   37   12   22    9   13   17    5 |    18   34   18   21   37   21   27   14   24   16    16
  24  |   10   20    6    8   31    6   18    8   10   18    4 |    17   20   12   20   18   15   16   16   25   14    15
  25E |   18   19   19   12   33    7   17   14   25   20    6 |    23   24   20   26   28   19   22   19   30   25    20
  26  |    9   11    6    6   29    6   12    9   12   17    3 |    11   21   17   17   39   16   15   15   24   16    15
  27E |   16   18    9    7   69    6   18    8   20   18    5 |    15   25   14   14   44   14   23   15   26   21    14
  28  |    9   20    7   10   34   10   22    9   14   30    5 |    18   32   18   23   40   20   30   17   21   23    19
  29  |    9   13    9    7   43    6   14    6   12   25    4 |    22   25   23   24   38   24   24   21   28   23    22
  30  |    7    9    6    6   32    4   11    9   10   10    3 |    29   28   27   25   33   25   27   30   29   27    27
  31E |    6   18    7    8   39    6   20    9    9   17    4 |    30   36   30   34   39   29   33   36   31   21    31
  32  |   10   20   14    8   35    9   17   14   14   19    5 |    44   50   53   47   52   52   51   47   51   49    46
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   10   18    9    8   47    8   19    9   14   21      |T   21   29   23   23   37   23   27   21   26   25    21
 WRMS |   10   18    9    8   46    7   18    9   10   20      |NE  19   28   21   22   37   23   26   19   25   23    20
 MEDI |    9   18    9    8   37    8   18    9   13   18      |MD  18   27   21   21   38   21   26   19   25   23    19

Table 3.1507.5   GPS week: 1507   Day: 5   MJD: 54798.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    4  ---  ---  ---  ---   28  ---  ---  ---  ---    0 |    36  ---  ---  ---  ---   35  ---  ---  ---  ---    40
   2  |   11   22   10   10   42    9   20    7   10   23    5 |    18   29   18   18   37   21   26   17   20   25    18
   3  |    9   13    6   11   73    4   12    9   10   46    5 |    26   33   29   27   52   27   34   27   28   43    25
   4  |   11   13    9    7   33    5   12    4   10   25    4 |    10   16   11   12   25   11   18   11   17   20     9
   5  |    7   10    7    7   25    4    9    8   12   14    3 |    24   28   26   23   32   26   30   29   24   25    25
   6  |    7   12    5   13   67    5   10    8    8   17    3 |    13   24   18   13   52   15   22   14   16   19    13
   7E |    8   18   11   10   37    9   21    9    8   23    4 |    25   21   21   21   22   22   24   27   25   29    22
   8E |   13   16   13   12   71    7   22   19   18   36    6 |    44   50   49   42   76   45   52   45   47   52    44
   9E |   14   21   11   11   71    9   17   18   20   17    6 |    29   35   28   29   38   31   35   28   35   31    28
  10  |   11   14    8    8   33    5   14   12   12   13    4 |    18   25   21   25   36   20   25   20   24   23    20
  11  |    7   17   10   11   55    8   18    9   14   21    4 |    11   23   14   14   42   13   22   15   19   20    11
  12  |    9   19   11    7   42    9   23    8    9   28    5 |    15   26   19   19   33   20   28   18   20   22    18
  13  |    8   22    9    8   47    9   22    6    7   14    4 |    14   29   16   14   37   18   28   12   16   11    13
  14  |    8   15    7    9   44    9   26   10    6   17    4 |    13   26   19   17   38   16   24   17   19   14    16
  15  |   10   24    9    9   31    9   25    9   10   20    5 |    15   28   19   20   37   20   28   15   19   15    17
  16  |   10   25    8    7   39    9   24   13   12   31    5 |    13   30   16   14   41   17   30   16   15   22    14
  17  |    9   15   11   10   38    8   17    7   10   23    4 |    22   26   23   22   27   23   26   23   24   32    22
  18  |    7   25    8   13   44    8   19    8   11   16    4 |    14   26   17   19   36   16   21   11   19   19    16
  19  |   12   14    5    8   40    7   15   11   11   22    4 |    19   28   22   20   28   22   29   21   23   19    20
  20  |    7   24    9    8   43    7   20    9    9   16    4 |    16   32   18   18   38   20   26   17   22   20    17
  21  |   11   19    7    8   39    7   18    7    7   14    4 |    21   30   19   20   36   22   25   20   25   29    21
  22  |    6   12    9    8   36    9   17    7   11   12    3 |    11   20   17   13   37   14   20    9   16   19    13
  23  |    9   27   10    9   32    9   26    9    9   21    5 |    16   36   18   19   39   19   28   11   16   21    14
  24  |    9   19    8    8   31    6   15    9    8   18    4 |    20   21   14   21   19   17   15   19   24   16    17
  25E |   16   19   15   13   42    6   16   15   24   27    6 |    20   25   18   24   30   19   24   19   31   28    19
  26  |   10   12    6    9   21    5   14   10   10   14    3 |    13   19   13   16   27   13   13   13   17   13    13
  27E |   12   19   11   11   62    6   19   10   21   28    5 |    14   25   15   17   36   15   25   13   27   20    14
  28  |    8   20    7   11   46    8   25    9   11   31    5 |    17   31   21   24   35   20   32   20   17   23    19
  29  |   11   14    5    6   34    5   16   10   16   26    4 |    23   27   18   20   32   20   21   20   25   22    20
  30  |    6   11    6    6   19    5    9    7    8   11    3 |    26   29   28   28   29   25   27   27   24   26    27
  31E |    4   19   11    6   34    7   22    9   14   15    4 |    39   45   44   39   55   39   45   45   36   41    41
  32  |   11   24   10    7   40    7   22   13   12   19    5 |    61   63   62   60   59   60   61   58   59   61    59
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   10   19    9    9   44    7   19   10   12   23      |T   21   29   22   22   37   22   27   21   24   25    21
 WRMS |    9   19    9    9   42    6   18    9   10   21      |NE  19   28   20   20   36   21   26   19   21   23    19
 MEDI |    9   19    9    9   40    7   18    9   10   20      |MD  18   28   19   20   36   20   26   19   23   22    18

Table 3.1507.6   GPS week: 1507   Day: 6   MJD: 54799.000                            

        Weighted Average                                            Orbit Dynamics (7 days)
 PRN  |  cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio  IGS |   cod  emr  esa  gfz  grg  igr  jpl  mit  ngs  sio   IGS
------+--------------------------------------------------------+---------------------------------------------------------
  X1  |    5  ---  ---  ---  ---   60  ---  ---  ---  ---    0 |    36  ---  ---  ---  ---   56  ---  ---  ---  ---    36
   2  |    9   21    8   10   37    9   24    8    7   22    4 |    23   35   25   18   44   28   39   26   25   30    24
   3  |    7   10    8    6   61    8   12   11   16   49    5 |    29   37   33   28   55   33   36   28   35   47    31
   4  |   11   13    6    5   27    5   10    7   12   20    3 |    12   19   16   16   19   14   18   17   20   20    14
   5  |    7   12    6    6   12    3   10    7   11   15    3 |    23   25   27   25   27   24   26   26   26   27    25
   6  |    6   10    7    5   62    7   11   10   10   17    3 |    22   30   26   23   48   26   29   23   23   26    24
   7E |   10   19    8    9   38    8   21    7    9   18    4 |    29   25   24   28   29   24   29   29   31   26    25
   8E |   15   18   15   10   73    8   22   15   23   27    6 |    50   55   55   50   57   53   55   52   59   59    52
   9E |   13   20    9    9   78   11   17   27   20   17    6 |    29   31   25   28   49   28   32   32   33   28    26
  10  |   12   13    7    8   44    7   15   16   14   14    4 |    16   28   20   25   38   19   27   21   29   22    21
  11  |   10   17    6    6   56    7   17   10   14   17    4 |    13   24   13   17   57   16   22   14   22   16    13
  12  |    8   20   11    7   34   10   24   11   12   30    5 |    23   30   24   27   33   25   31   23   25   30    24
  13  |    8   20    8    9   48    9   22    9    9   13    4 |    18   27   18   22   41   20   27   18   20   13    17
  14  |   11   23    9    9   39   10   25   10    7   15    5 |    16   32   21   24   34   19   28   20   16   17    19
  15  |   15   21    9   10   35   10   24    9   12   21    5 |    18   29   19   19   36   18   30   16   13   14    16
  16  |    9   29    8    8   42   10   28   13   12   28    5 |    19   35   19   19   51   23   34   20   24   24    19
  17  |    9   14    8    8   67    9   15    8    9   20    4 |    34   34   32   35   68   33   36   32   31   40    32
  18  |    8   20    8    9   73    7   24    8    9   18    4 |    20   32   20   20   41   23   33   18   22   24    21
  19  |    8   17    6    7   43    7   13   15   11   25    4 |    32   39   33   31   32   34   37   35   36   35    33
  20  |    7   20    8    7   55    6   18   11   13   15    4 |    15   27   13   17   57   18   23   19   18   18    15
  21  |   11   18    9    6   39    7   19    9   10   12    4 |    18   31   17   23   37   24   28   24   22   29    20
  22  |    6   18    8    8   46    7   20    9   12   14    4 |    17   27   20   18   42   21   27   19   22   23    19
  23  |    8   26    8   13   39   10   26    9   10   20    5 |    19   34   24   26   38   22   31   18   22   21    19
  24  |    8   20    9    7   27    5   14   10    9   18    4 |    19   21   13   22   11   18   19   20   23   16    17
  25E |   18   20   13   12   44    7   14   13   24   21    6 |    22   27   17   24   30   20   25   21   34   23    18
  26  |   10   11    5    6   31    6   11   11   12   17    3 |    12   21   16   18   33   15   19   17   17   14    14
  27E |   14   17    9    8   53    6   17   11   20   25    5 |    17   27   19   22   34   19   26   19   24   32    19
  28  |    8   21    8    9   44   10   25   11   12   35    5 |    23   34   25   31   41   24   33   28   25   33    25
  29  |    9   14    8    7   47    8   16   12   10   26    4 |    35   36   36   36   38   37   36   38   37   32    34
  30  |    8   12    5    7   18    3   11   10   11   12    3 |    32   31   33   35   26   31   31   35   33   30    33
  31E |    6   22    9    9   41   10   20    9   10   15    4 |    46   47   48   46   47   45   47   47   47   49    44
  32  |    9   25   11    5   42    8   21   19   13   23    5 |    43   46   41   44   48   42   46   47   44   46    42
------+--------------------------------------------------------+---------------------------------------------------------
 RMS  |   10   19    9    8   47    8   19   12   13   22      |T   24   31   24   26   40   26   30   25   27   27    24
 WRMS |    9   19    8    8   46    7   17   10   10   18      |NE  22   30   23   24   39   25   29   24   25   25    23
 MEDI |    9   19    8    8   43    8   18   10   12   18      |MD  22   31   24   24   38   24   30   23   25   26    21



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 4.1507   GPS week: 1507   MJD: 54793.0-54799.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3058 |U    8     8    20 |U   12    12    41 |U    8     7    16 |
emr | emr 2959 |    16    10    34 |    14    15    45 |    12    15    28 |
esa | esa 2976 |    10    10    21 |U   12    12    41 |     9     8    18 |
gfz | gfz 2951 |U   16    12    28 |U   13    12    49 |    12    12    24 |
igr | igr 2972 |    10    10    24 |    12    13    46 |    10    10    23 |
igs | igs 2946 |    11     7    27 |    12    13    40 |    11    12    24 |
jpl | jpl 2958 |U   21    15    39 |U   12    13    46 |U   11    13    27 |
mit | mit 2976 |U   16    11    37 |U   13    14    42 |U   11    12    25 |



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 5.1507.0   GPS week: 1507   Day: 0   MJD: 54793.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3018 |     9    11    17 |     8     8    31 |     8     5    14 |
emr | emr 2959 |    18    12    32 |     9    12    41 |    12    11    26 |
esa | esa 2976 |    11    12    21 |     9     9    38 |     9     9    13 |
gfz | gfz 2952 |    28    28    39 |     9     9    44 |    13    14    28 |
igr | igr 2973 |     9    11    25 |     9    11    36 |     9     7    20 |
igs | igs 2877 |    10    10    20 |     7    11    36 |     9     9    22 |
jpl | jpl 2959 |    20    15    33 |    10     9    44 |     9    10    22 |
mit | mit 2976 |    18    19    47 |    14    12    44 |    11    11    27 |

Table 5.1507.1   GPS week: 1507   Day: 1   MJD: 54794.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3061 |    10    10    24 |     9     7    41 |     8     5    14 |
emr | emr 2960 |    11     8    21 |    13    12    35 |    11     9    26 |
esa | esa 2976 |    14    10    23 |     7     7    33 |     7     4    14 |
gfz | gfz 2950 |    19     9    36 |     9     9    33 |    12    12    25 |
igr | igr 2974 |    10    14    24 |     7     9    31 |     8     6    19 |
igs | igs 2961 |    10     4    19 |     7     7    31 |    11     7    26 |
jpl | jpl 2960 |    23    14    32 |     7     7    31 |    11     9    29 |
mit | mit 2976 |    27    13    59 |     6    10    31 |    11     8    27 |

Table 5.1507.2   GPS week: 1507   Day: 2   MJD: 54795.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3071 |     7     4    16 |    11    14    34 |     8     5    21 |
emr | emr 2960 |     9     8    26 |    12    17    35 |    23    19    35 |
esa | esa 2976 |     8     6    19 |     9    14    34 |    18    11    27 |
gfz | gfz 2951 |     8     6    18 |    15    11    62 |    12    15    26 |
igr | igr 2966 |     6     6    17 |    10    16    58 |    18    12    26 |
igs | igs 2947 |     7     6    19 |    10    16    36 |    18    13    30 |
jpl | jpl 2958 |    17     6    30 |    10    18    55 |    18    14    26 |
mit | mit 2976 |     6     5    18 |    10    17    37 |    17    16    34 |

Table 5.1507.3   GPS week: 1507   Day: 3   MJD: 54796.0

CENT| CLK EPO  |        BRUS       |        WILL       |
----+----------+-------------------+-------------------+
cod | cod 3067 |     5     7    21 |     6     6    12 |
emr | emr 2960 |     7    11    28 |    11    13    23 |
esa | esa 2976 |     7     9    23 |     6     8    15 |
gfz | gfz 2953 |    15     9    32 |    10    11    22 |
igr | igr 2976 |     8     9    28 |     7    12    20 |
igs | igs 2969 |    11     8    31 |     9    11    19 |
jpl | jpl 2956 |    11    10    65 |     9    11    19 |
mit | mit 2976 |    17    10    39 |     9    10    24 |

Table 5.1507.4   GPS week: 1507   Day: 4   MJD: 54797.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3069 |     8     7    16 |    19    21    46 |     7     8    18 |
emr | emr 2960 |    27     9    57 |    19    19    61 |     9    13    26 |
esa | esa 2976 |     9    10    17 |    19    18    50 |     7     7    20 |
gfz | gfz 2952 |    18     9    19 |    18    16    57 |    11    10    27 |
igr | igr 2976 |    13     8    23 |    20    16    57 |     7     8    22 |
igs | igs 2950 |    25     8    52 |    19    17    46 |     7    10    20 |
jpl | jpl 2956 |    25    14    48 |    20    18    57 |     8    14    27 |
mit | mit 2976 |    15     7    32 |    19    16    48 |     9    10    21 |

Table 5.1507.5   GPS week: 1507   Day: 5   MJD: 54798.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3061 |     8    12    29 |    17    11    54 |    10     9    21 |
emr | emr 2960 |    14    12    32 |    20    13    57 |    12    19    33 |
esa | esa 2976 |    10    11    25 |    17    11    52 |     9     9    19 |
gfz | gfz 2953 |    12    10    27 |    16    12    58 |    12     8    19 |
igr | igr 2972 |    13    14    30 |    17    11    54 |    12    13    28 |
igs | igs 2964 |     8     9    28 |    17    12    55 |    11    12    27 |
jpl | jpl 2960 |    21    22    40 |    18    12    56 |    14    14    35 |
mit | mit 2976 |     8     8    25 |    17    12    55 |    11    12    24 |

Table 5.1507.6   GPS week: 1507   Day: 6   MJD: 54799.0

CENT| CLK EPO  |        BRUS       |        TOW2       |        WILL       |
----+----------+-------------------+-------------------+-------------------+
cod | cod 3065 |     9     7    20 |    10    14    41 |     8    11    16 |
emr | emr 2960 |    24    12    41 |    13    16    41 |     9    19    30 |
esa | esa 2976 |    10     9    21 |    10    16    37 |     7    11    20 |
gfz | gfz 2951 |    14    11    24 |     8    15    41 |    12    10    20 |
igr | igr 2969 |    11    11    22 |    11    16    41 |     7    11    25 |
igs | igs 2954 |     7     5    17 |    10    14    37 |     9    18    26 |
jpl | jpl 2960 |    32    28    23 |     9    14    32 |    10    21    31 |
mit | mit 2976 |    19    16    37 |    10    16    40 |     9    17    22 |


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    : 21-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 6.1507   GPS week: 1507   MJD: 54793.500-54799.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |      15       6      34     140     -2 |       4     20
            |      17      19      78     108      4 |       4
emr   uuuuu |      17      23    -243     -16     -3 |      43     47
            |      19      38     159      92      4 |       3
esa   uuuuu |     -20      -9      85    -173     -4 |      11     21
            |      15      14     105      61      4 |       3
gfz   uuuuu |     -20      21      29      25    -12 |      13     24
            |      16      10      60     101      6 |       4
grg   xxxxx |      -4      -9      48     141     11 |       0     26
            |      42      52     103      95     20 |       8
igr   xxxxx |      -5      28      21      49      4 |      -3     19
            |      22      18      65      51      4 |       4
irf   xxxxx |      -1       5       7      -2     -3 |       1     19
            |      10      10      36      28      6 |       3
jpl   uuuuu |      44      17     -20     222     14 |      -2     21
            |      39      33     110     103     10 |       3
mit   uuuuu |      12      -4     -59      18      2 |      18     26
            |      16      25      65     157     10 |       4
ngs   uuuuu |      18     -10      81       8     -4 |      12     23
            |      46      39      29      93     14 |       4
sio   uuxxu |     -42     -52      34     150     -9 |      25     33
            |      32      36     106     127      6 |       3


Table 7.1507.0   GPS week: 1507   Day: 0   MJD: 54793.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |      -7     -24     -48      51      1 |       4     21
emr   uuuuu |      59      -8    -313     -67      3 |      39     46
esa   uuuuu |     -24       2     276    -278      0 |      10     21
gfz   uuuuu |     -14      32     -44     -12     -6 |      13     25
grg   xxxxx |     -20     -90     185      58     42 |     -11     28
igr   xxxxx |      -5      19      56     115      9 |      -8     23
irf   xxxxx |      -8      -4      14      39      7 |      -4     22
jpl   uuuuu |     -10      -7      20      88      5 |      -4     25
mit   uuuuu |      15     -21     -92     214     17 |      12     24
ngs   uuuuu |      41      26      66     -25    -15 |      10     23
sio   uuxxu |    -103     -92    -156     101     -1 |      23     34

Table 7.1507.1   GPS week: 1507   Day: 1   MJD: 54794.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |      44      19      -1     -48     -2 |       6     21
emr   uuuuu |      13      68    -394    -154     -3 |      41     48
esa   uuuuu |     -16     -14      52    -166     -4 |      12     22
gfz   uuuuu |       5      31      43    -107     -8 |      16     26
grg   xxxxx |      67      45      -8     158     -3 |      -5     31
igr   xxxxx |      17      59     -47      49      3 |      -6     23
irf   xxxxx |       3       3      45      16      1 |      -1     22
jpl   uuuuu |      33      55     -45     292      2 |      -4     25
mit   uuuuu |      23     -14      19     115     11 |      15     27
ngs   uuuuu |     -14     -36      62      95      4 |      14     22
sio   uuxxu |     -62     -71      85     -84     -7 |      24     35

Table 7.1507.2   GPS week: 1507   Day: 2   MJD: 54795.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |      25      16     189     231     -7 |       6     21
emr   uuuuu |      11      43    -347      -8     -5 |      42     49
esa   uuuuu |       5      11     -61    -183     -4 |      12     22
gfz   uuuuu |     -20      16     145      45    -16 |      15     26
grg   xxxxx |       4      65       4      98     11 |      -5     31
igr   xxxxx |      -5      24      -9     -19      5 |      -5     23
irf   xxxxx |      11     -11      40      15     -1 |       0     22
jpl   uuuuu |      20     -39     -46     288      6 |      -6     25
mit   uuuuu |      25     -37     -16     126      4 |      17     28
ngs   uuuuu |     -28      57     128    -167     13 |      14     22
sio   uuxxu |     -15     -94     164     285     -9 |      25     35

Table 7.1507.3   GPS week: 1507   Day: 3   MJD: 54796.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |       9      35      62     246     -5 |       5     22
emr   uuuuu |      10      75    -375      55     -8 |      43     49
esa   uuuuu |     -19     -28     111    -222     -4 |      11     22
gfz   uuuuu |     -31      24      45     -23    -17 |      13     26
grg   xxxxx |     -63     -22      95      42     22 |      -5     31
igr   xxxxx |      -1      20      15      -1      5 |      -4     22
irf   xxxxx |       2      14      30       1     -4 |       1     21
jpl   uuuuu |      71      39     -57     107     16 |      -5     24
mit   uuuuu |      24      -9      -5      99     -1 |      18     28
ngs   uuuuu |     -23     -49      62      28     10 |      15     22
sio   uuxxu |     -20      -8      54     259    -10 |      25     35

Table 7.1507.4   GPS week: 1507   Day: 4   MJD: 54797.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |      21       3     -10     118     -3 |       8     21
emr   uuuuu |       0      -7    -219      -9      0 |      49     51
esa   uuuuu |     -27      -1       9    -121      3 |      15     23
gfz   uuuuu |      -8      26       1     130     -4 |      16     25
grg   xxxxx |      -4     -44     173     267     14 |       7     21
igr   xxxxx |      25      41      95      86      5 |       4     13
irf   xxxxx |       7       9     -14     -28     -2 |       7     16
jpl   uuuuu |      53       3     202     317     14 |       3     18
mit   uuuuu |      17       2     -67    -132      3 |      24     27
ngs   uuuuu |      -2     -44     106     -33    -26 |      18     26
sio   uuxxu |     -13      -5      28     124     -5 |      31     35

Table 7.1507.5   GPS week: 1507   Day: 5   MJD: 54798.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |       6      -9     -10     169      3 |       2     15
emr   uuuuu |       8      -6     -58     131     -7 |      45     47
esa   uuuuu |     -44     -12     105     -98    -10 |      10     18
gfz   uuuuu |     -44       7      -9     -42    -19 |      11     20
grg   xxxxx |      26     -12     -46      94     16 |       9     20
igr   xxxxx |     -27       1     -63      20      4 |       1     13
irf   xxxxx |     -18       7     -15     -17    -10 |       2     15
jpl   uuuuu |     111      44     -63     316     26 |       0     15
mit   uuuuu |     -17       7     -82     -98     -9 |      22     25
ngs   uuuuu |      89      -8      48      61     -5 |      11     23
sio   uuxxu |     -48     -47     -45     126    -13 |      27     32

Table 7.1507.6   GPS week: 1507   Day: 6   MJD: 54799.500

                                                         AC LOD  AC LOD
CENT  FLAG  |   Xpole   Ypole     Xrt     Yrt    LOD |    BIAS  BIAS RMS
            |   [uas]   [uas]   [uas/d] [uas/d]  [us]|    [us]    [us]
------------+----------------------------------------+------------------
cod   xxxxx |       4      -2      52     215      1 |      -2     15
emr   uuuuu |      18      -7       5     -61     -3 |      40     43
esa   uuuuu |     -18     -22     100    -145     -9 |       5     16
gfz   uuuuu |     -27      11      23     180    -16 |       4     20
grg   xxxxx |     -36      -7     -68     270    -22 |       7     19
igr   xxxxx |     -36      30      97      93     -5 |      -2     14
irf   xxxxx |      -3      17     -55     -39    -10 |      -2     17
jpl   uuuuu |      27      23    -150     148     28 |      -1     15
mit   uuuuu |      -3      42    -172    -196    -12 |      18     25
ngs   uuuuu |      63     -19      94      99     -4 |       5     21
sio   uuxxu |     -33     -47     108     241    -19 |      22     30



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