[IGSREPORT-20150] Wk 1652 MIT T2 Analysis Report

Tom Herring tah at chandler.mit.edu
Tue Sep 20 22:12:44 PDT 2011


Author: Thomas Herring

********************************************************************************
MIT ANALYSIS REPORT GPS-WEEK 1652    Dates: 11sep04  to  11sep10 
********************************************************************************

MIT (Massachusetts Institute of Technology) 
Room 54-618
77 Massachusetts Avenue, 
Cambridge,  MA  02139
e-mail: tah at mit.edu 
tel:    (617)253-5941 (Tom Herring)
fax:    (617)253-1699

PRODUCTS GENERATED:
The following products are generated and uploaded into CDDIS @ NASA/GSFC
   MIT1652g.SNX   Combined sinex file from all available analysis centers
   MIT1652g.SUM   Name of this summary file
   MIT1652g.RES   File of the individual AC position estimates residuals 
                  to the combined solution for the week. 

0.0 Starting Week 1632, Switched to IGS08 realization and down weighted JPL
    which is still using the IGS05 system
		  
0.1 Starting Week 1582, Added GRG GRGS/CNES/CLS analysis.

0.2 Starting Week 1431, we changed the center weighting scheme.  The results
    from each center are compared to results from the combination of all
    other centers.  The RMS difference between the N and E components of the 
    common sites is used to scaled the covariance matrix to be consistent
    with this RMS.  An additional factor of 2 in variance is applied to all
    centers to have, on average, the same scaling before the change.
0.3 Starting Week 1420, we dropped JPL from the combination due to the many
    meta data errors that are not correctly reported in their sinex file.
    Even with downweighting this solutions, the bad antenna errors, which 
    can be over 1 meter, are corrupting the combination.

1.0 Starting Week 1400 adopted the IGS05 apriori coordinate file and the
    reference ststions in the list.
1.1 Starting Week 1386 ESA re-instated into combinations.  The problems 
    with the sinex files seem to have been resolved.
1.2 Starting Week 1385 we started downweighting the ESA solution in the
    combination because it is corrupting the combination. The problem
    started in Week 1376 with a rapid increase in the RMS fit of the ESA 
    solution to combination from ~2mm horizontal to ~7mm horizontal.  At 
    the same time, the RMS fit of the other centers in the combination increased
    from ~1mm to ~2mm. Downweighting the ESA solutions, restored the fits of
    the other centers to their pre-Week 1376 values.
1.3 Starting Week 1244 we adopted the 99 IGS reference sites in 
    IGS03P33_RS99.snx.  System denoted as IGb00.
1.4 Starting Week 1203 we changed the method used to compute the variance 
    scaling for each sinex file.  The old method is described in item 2 of
    the analysis procedures below.  In the new method, we determine the scaling
    factor by the ratio of the adjustments to the IGS00 frame from a loose,
    rotated and translated solution, to the sigmas determined for the adjustment.
    The new method is robust when some of the reference sites have changed 
    position (because of outlier detection during the rotation/translation
    step) and is not senstive to any aproiri rescaling factors used in the
    analysis. 
1.5 Starting Week 1202 adopted IGS01P37_RS54 for reference frame.  Dropped
    KOKB and FAIR from frame definition.	  
1.6 Starting Week 1125, we removed AREQ from the sites used in determining
    the variance re-scaling of the center SINEX files.  This site
    appears to have moved by 0.5 meters at around week 1120.
1.7 Starting Week 1110, we stopped applied a pole-tide correction to
    SIO sinex files because this correction is already made in their
    analysis.
1.8 Starting Week 1066, we adopted the IGS realization of the ITRF97
    (referred to as IGS97).  We also replaced our constrained solution
    a loose solution with translation (+-1 mm) and orientation (+-0.1 mas)
    constraints applied.
1.9 Starting Week 1020, we adopted the ITRF97 reference frame

2.0 Starting Week 1002, we re-ordered the summary to give the residual
    summary and the SINEX file errors first.  

 CENTER   #       North           East           Up      | NC       North           East           Up
               RMS    Chi     RMS    Chi    RMS     Chi  |       RMS    Chi     RMS    Chi    RMS     Chi
               (mm)           (mm)          (mm)         |       (mm)           (mm)          (mm)
 COD    220    1.0    0.5     0.6    0.3     2.7    0.4  |101    1.0    0.5     0.6    0.3     2.7    0.4
 SIO    236    1.6    0.7     0.7    0.3     3.2    0.5  |101    1.7    0.8     0.8    0.4     3.7    0.5
 GFZ    167    0.7    0.4     0.6    0.4     2.0    0.4  |101    0.6    0.4     0.6    0.4     2.1    0.4
 MIT    218    0.5    0.3     0.6    0.4     1.8    0.3  |101    0.6    0.4     0.6    0.5     1.9    0.4
 NGS    191    1.2    0.5     1.3    0.6     2.9    0.3  |101    1.3    0.5     1.4    0.7     3.2    0.4
 JPL    114    3.2    0.0     4.7    0.0     6.1    0.0  | 59    1.7    0.0     4.1    0.0     4.6    0.0
 EMR     76    1.3    0.6     1.2    0.6     3.4    0.5  | 55    1.3    0.6     1.1    0.6     3.3    0.5
 ESA    125    1.1    0.6     0.8    0.4     3.1    0.4  | 58    1.1    0.6     0.7    0.4     3.2    0.5
 GRG    116    2.8    0.8     2.0    0.6     5.6    0.3  | 72    2.9    0.8     2.2    0.7     5.8    0.3
 
CENTER SINEX ERRORS: (corrected during processing).
 CNT  Site Type of Error           Used values                       IGS.SNX values
 ESA  ZECK Used ASH700936D_M    SNOW dL1   0.0003  -0.0002   0.0909  dL2   0.0001   0.0001   0.1192  m ../glbs/h1109071200_esa7.gls
 ESA  ZECK Real JAVRINGANT_DM   JVDM dL1   0.0009   0.0007   0.0888  dL2  -0.0000  -0.0003   0.1185  m ../glbs/h1109071200_esa7.gls

HISTORY and PROCEDURES
----------------------

0.0 Starting Week 998 we adopted full checking of the center sinex
    headers and we correct the solutions for differences between the
    headers and a modified version of IGS.SNX.  (The modifications are
    to put full precision antenna L1/L2 offsets and to correct the WUHN
    entry.  The station log for this site shows height to BCR not ARP).
    A new error reporting block has been added below.  We also have 
    removed some of the routine documention in this summary.

0.1 Starting week 993 we started to add corrections for the pole-tide to
    the SIO, NGS, and ESA sinex.  According to the analysis descriptions
    none of these centers apply the pole tide correction.  Starting with
    the re-submission of week 992, we corrected the LOD values in JPL sinex
    files from regularized LOD (should be called LODR in the SINEX file)
    to standard LOD.  (Since starting multiday polar motion combinations
    we have been correcting the sign error in the JPL LOD values.

0.2 Starting week 989 we include as Section 5.0 of this summary, the
    Earth rotation parameter estimates from the constrained combination
    solution in the IERS format.

0.3 Starting Week 980 we include multiday polar motion/UT1 estimates into
    our analysis.   We also no longer need to deconstrain the AC sinex 
    files although to add back into the covariance matrices at rotational
    uncertainity which is coupled between station positions and EOPs.


0.4 Starting Week 0943 we base the analysis on the ITRF96 system and the
    reference site list for the ITRF96 system. The increase in the number
    of sites used to obtain analysis variances increases the variance 
    factors for all centers by factors between 2 and 4.  The Chi**2 for
    the center residuals is now much closer to 1.0

0.5 Starting Week 0931 we added a new residual file to our submissions.  
    A description of the contents of the file is given in the file itself.
    We also changed the treatment of the translation of the individual 
    AC solutions.  The generation of the weighting factors and the constrained
    combined solution remains unchanged.  However, in the unconstrained 
    analyses (used for AC comparisons) we now allow explicit translation
    and scale parameters in the solution.  The net effect is to generate
    more realisitic sigmas for the center of mass position estimates and to
    make the coordinate estimates immune to real center of mass translations
    and scale changes. 

0.6 Starting Week 0901 we started using a new apriori file not Non-ITRF94 coordinates
    based on the analysis of week 0822-0900 sinex files.

1.0 Analysis Procedures:

(1) Each centers sinex solutions are de-constrained by adding back
 in a rotational uncertainty.
 
(2) Covariance matrices are re-scaled by computing the chi**2/freedom of
 the position residuals to the reference sites in IGS00 from an loosely
 constrained solution that is rotated and translated on to the IGS00 system.
 During the rotation/translation step, outliers (4-sigma based on fit) are
 removed and this new scheme is more robust when some of the reference sites 
 have moved (due earthquakes and/or equipment changes).
 
(2o) This procedure was replaced Week 1203 with the one described above.
 Covariance matrices from each center are re-scaled to generate
 unit increment in chi square per degree in the tight constraints solution.
 The values are are based in the chi**2 per degree of freedom increment
 when the loosely constrained solution is constrained to the ITRF1996
 coordinates of the 55 Reference sites.  Orientation changes are estimated
 in this step, but translations and scale are NOT estimated.
 
(3) The tight solution is generated with the following constraints on
 the core sites.  Starting Week 0858, ITRF94 is used for the coordinate
 system.  Starting Week 0878, we changed the site selection here to use
 WTZR and GOL2.  Starting Week 0897 we stopped using MADR as a core site.
 We continue not use MADR in the reference site list.

 Earth rotation parameters are estimated for each center (even when not given
 in the original SINEX files.  In this case the partial derivatives are
 computed from the station coordinates).

(4) When the combined and center solutions are compared to ITRF97, the
heights are given a variance 10 times larger than the horizontal coordinates.
The same variance ratio is used when the RMS to ITRF97 core sites is
computed.

(5) Starting Week 0826, we show the differences in the coordinates for
five non-core sites, in remote areas.  Four of these sites are processed 
by all centers.  These sites are not used in the RMS calculations or 
the transformation estimation to the 13 core sites.  The change in procedure
was because FORT is no longer being processed by all centers.  AREQ has
been added to the list for this reason.  After Week 0943, when the reference
site list increased we no long summarize additional sites.

(6) Starting Week 0826, we start to show a comparison of each centers
results with the combined solution for the week.  When the constraints
are applied to loose combined solution to translate, rotate and scale it
to the ITRF97, the constraints are actually applied using the full 
covariance matrix of the combined solution (rather than simply directly
applying the transformations to the coordinates).  The approach we use
constrains the center of mass to have zero variance relative to ITRF97.
The result of this is that the combined solution has the same center
of mass position and scale as ITRF97, and therefore when each of the
centers are compared to the combined solution, they generate very similar
translations and scales as they do the ITRF97.  Had we simply applied
the transformations to the coordinates, the translations and scale would
have been the difference between the combined translations and scale and
the individual center's translations and scale.
This new section is numbered 4.0.

(7) Starting Week 868, we updated the coordinates of sites not included
in the ITRF94 coordinate files.  This introduces a discontinuity in the
the adjustments to some of the "isolated" sites shown below.

 
 2.0 COMBINED FIT TO IGS08 
 Transformation of loose solution COMBINED to IGS08
 -----------------------------------------------
 For   71 Sites, RMS after 7 parameter transformation   3.9 mm  COMBINED wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.7    1.6     -1.5    1.6     -9.4    2.1   0.058  0.054  COMBINED  CoM
RMS Fits of COMBINED to IGS08
WRMS NEU   2.75   3.14   7.34 mm, NRMS   3.92   4.77   2.93 Num  66 COMBINED IGS08
 
 Adjustments to core site positions for COMBINED
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.1    0.8    2.0    0.7   -3.2    3.0  COMBINED wrt IGS08
 YEBE    -3.4    1.1   -0.0    1.0   -7.7    3.6  COMBINED wrt IGS08
 HOFN    -1.9    0.6    4.6    0.5   11.4    2.0  COMBINED wrt IGS08
 MAS1    -0.6    0.5    3.1    0.6    3.2    2.1  COMBINED wrt IGS08
 PDEL    -0.6    0.6    2.5    0.5    5.4    2.0  COMBINED wrt IGS08
 BRFT    -0.7    0.6    1.1    0.7    3.4    2.6  COMBINED wrt IGS08
 QAQ1    -1.8    0.7    1.7    0.5    7.0    2.1  COMBINED wrt IGS08
 BRAZ    -1.9    0.9   -0.0    0.9    7.0    3.5  COMBINED wrt IGS08
 STJO     0.5    0.7    0.6    0.6   -1.6    2.2  COMBINED wrt IGS08
 OHI2     0.8    0.8   -4.4    0.6   -9.2    2.1  COMBINED wrt IGS08
 PALM    -2.5    0.9   -3.0    0.7   11.2    2.5  COMBINED wrt IGS08
 CRO1     0.3    0.8    3.9    0.9    3.2    3.8  COMBINED wrt IGS08
 BRMU    -0.7    0.6   -1.5    0.6    0.6    2.1  COMBINED wrt IGS08
 SCH2    -1.3    0.6    2.0    0.5    0.9    1.9  COMBINED wrt IGS08
 THU3    -0.5    0.6   -1.7    0.5   14.4    2.8  COMBINED wrt IGS08
 CONZ     9.2    0.8   -5.4    0.7  -11.7    2.6  COMBINED wrt IGS08
 BOGT    -3.6    0.7    2.6    0.9   11.0    3.3  COMBINED wrt IGS08
 SCUB     3.7    1.5   -1.0    1.6   -1.6    6.6  COMBINED wrt IGS08
 USNO    -1.4    1.1    0.6    1.0   10.8    4.5  COMBINED wrt IGS08
 GUAT     1.4    0.9   -6.1    1.1  -22.9    3.9  COMBINED wrt IGS08
 CHUR    -1.3    0.6    0.7    0.5    7.8    1.9  COMBINED wrt IGS08
 MDO1    -7.3    0.7    0.6    0.7    2.2    2.5  COMBINED wrt IGS08
 ISPA     0.1    0.7   -4.8    0.8  -14.9    2.7  COMBINED wrt IGS08
 DRAO     0.2    0.8   -3.0    0.6   -1.1    2.2  COMBINED wrt IGS08
 WHIT     2.1    0.7    1.9    0.5    9.8    1.9  COMBINED wrt IGS08
 THTI    -0.6    0.7   -2.3    0.9   -4.9    2.7  COMBINED wrt IGS08
 MKEA     0.1    0.7   -3.2    0.8    5.7    2.8  COMBINED wrt IGS08
 KOKB     0.1    0.8   -2.5    0.8   -6.2    3.0  COMBINED wrt IGS08
 CHAT    -0.7    0.7   -2.6    0.6    0.1    2.1  COMBINED wrt IGS08
 AUCK    -2.5    0.6   -3.2    0.6   -2.0    2.0  COMBINED wrt IGS08
 MCM4     1.4    0.8   -2.0    0.7    8.2    3.7  COMBINED wrt IGS08
 KOUC     2.2    0.6    4.0    0.7   -2.8    2.4  COMBINED wrt IGS08
 MAC1    -3.5    0.7   -7.1    0.5    2.3    1.9  COMBINED wrt IGS08
 TIDB    -1.0    0.8    0.6    0.7  -11.4    2.7  COMBINED wrt IGS08
 HOB2    -2.7    0.6    0.3    0.5  -11.6    2.0  COMBINED wrt IGS08
 TOW2     1.9    0.5    1.7    0.6   -3.7    2.2  COMBINED wrt IGS08
 ALIC     1.1    0.6    3.4    0.6  -12.8    2.2  COMBINED wrt IGS08
 CEDU    -0.1    0.5   -0.1    0.5   -3.9    2.0  COMBINED wrt IGS08
 DARW    -2.8    0.6    1.1    0.7    5.1    2.4  COMBINED wrt IGS08
 KARR     0.1    0.6   -1.0    0.7   -3.2    2.3  COMBINED wrt IGS08
 CAS1     4.0    0.6   -4.0    0.5   -1.0    2.0  COMBINED wrt IGS08
 COCO     4.7    0.6   -3.4    0.7  -15.0    2.5  COMBINED wrt IGS08
 DAV1    -5.3    0.8   -2.6    0.7    9.3    2.5  COMBINED wrt IGS08
 POL2    -1.9    0.8   -3.8    0.7   -7.8    2.5  COMBINED wrt IGS08
 DGAR    -1.2    0.7   -2.0    0.8   -1.3    3.1  COMBINED wrt IGS08
 KERG    -4.9    0.8   -0.7    0.6    2.4    2.3  COMBINED wrt IGS08
 ARTU    -1.3    0.7    3.7    0.5    6.5    2.1  COMBINED wrt IGS08
 REUN    -0.2    0.6   -4.4    0.7    4.3    2.6  COMBINED wrt IGS08
 SYOG    -0.6    0.9    0.3    0.8   -1.8    3.2  COMBINED wrt IGS08
 RAMO    -2.4    0.6   -0.4    0.6   -3.6    2.3  COMBINED wrt IGS08
 POLV    -2.5    0.8    0.1    0.7    4.9    2.4  COMBINED wrt IGS08
 RBAY    -0.9    1.4   -0.9    1.5   -3.2    5.6  COMBINED wrt IGS08
 SUTH    -0.8    1.0   -0.8    0.9    1.1    3.7  COMBINED wrt IGS08
 TRO1    -0.5    0.8    1.8    0.6   17.4    2.7  COMBINED wrt IGS08
 WIND     3.4    0.8   -1.3    0.9    4.4    3.3  COMBINED wrt IGS08
 NOT1    -1.2    0.7   -2.2    0.8   -2.9    2.7  COMBINED wrt IGS08
 NKLG     3.3    0.6    5.8    0.7   -4.3    2.2  COMBINED wrt IGS08
 WSRT    -0.6    0.7   -0.8    0.6    5.7    2.1  COMBINED wrt IGS08
 Reference sites NOT used 
 LAMA    -1.4    0.8   -1.6    0.7    3.9    2.5  COMBINED wrt IGS08
 POTS     3.5    0.7   -0.6    0.6    7.7    2.1  COMBINED wrt IGS08
 WTZR    -0.8    0.9    0.6    0.8   -2.6    2.9  COMBINED wrt IGS08
 
 
 3.0 CENTER FITS TO IGS08
 CENTER COD
 -------------------
 VARIANCE RESCALING FACTOR FOR COD 581.20
 
 Transformation of loose solution COD to IGS08
 -----------------------------------------------
 For   64 Sites, RMS after 7 parameter transformation   4.0 mm  COD wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.0  999.1      0.0  999.1     -0.0  999.1   0.180  0.159  COD  CoM
RMS Fits of COD to IGS08
WRMS NEU   2.79   3.19   7.45 mm, NRMS   1.45   1.88   1.09 Num  59 COD IGS08
 
 Adjustments to core site positions for COD
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.2    2.1    1.7    1.6   -2.2    7.3  COD wrt IGS08
 HOFN    -1.8    2.0    5.2    1.4   12.9    5.9  COD wrt IGS08
 MAS1    -0.3    1.6    2.6    1.5   -1.6    5.7  COD wrt IGS08
 PDEL    -0.0    1.9    2.5    1.6    4.3    6.7  COD wrt IGS08
 BRFT    -1.2    2.0    1.9    2.1    0.8    7.9  COD wrt IGS08
 QAQ1    -1.0    2.1    2.5    1.5    7.2    6.5  COD wrt IGS08
 BRAZ    -2.9    2.7   -0.1    2.7    5.1   10.9  COD wrt IGS08
 STJO     0.3    2.3    1.0    1.8   -3.2    7.7  COD wrt IGS08
 OHI2    -1.9    2.5   -4.3    1.7  -10.4    6.7  COD wrt IGS08
 CRO1    -0.7    2.1    3.5    2.4    2.9   10.6  COD wrt IGS08
 BRMU     0.1    1.5   -1.4    1.4   -2.0    5.8  COD wrt IGS08
 SCH2    -0.8    1.9    2.5    1.4    1.5    5.8  COD wrt IGS08
 THU3    -0.3    1.9   -1.2    1.4   16.4    8.4  COD wrt IGS08
 CONZ     7.5    2.1   -6.1    1.7   -9.0    6.2  COD wrt IGS08
 USNO    -0.9    2.6    1.6    2.4    8.8   10.7  COD wrt IGS08
 CHUR    -0.6    1.8    1.4    1.3    6.4    5.5  COD wrt IGS08
 MDO1    -7.5    1.9    0.9    1.9    2.7    6.9  COD wrt IGS08
 ISPA    -1.7    1.9   -6.7    2.1  -12.3    6.6  COD wrt IGS08
 DRAO     1.0    2.2   -2.5    1.7   -4.1    6.5  COD wrt IGS08
 WHIT     4.3    1.9    2.3    1.4   10.3    5.5  COD wrt IGS08
 THTI    -2.3    1.8   -4.2    2.3   -2.7    7.1  COD wrt IGS08
 MKEA    -1.2    2.3   -4.3    2.4    3.9    8.7  COD wrt IGS08
 KOKB     0.1    2.1   -4.0    2.1   -7.1    7.5  COD wrt IGS08
 CHAT    -1.4    2.0   -3.3    1.7   -2.5    6.8  COD wrt IGS08
 AUCK    -3.7    1.6   -3.2    1.5    0.5    5.6  COD wrt IGS08
 MCM4     1.3    2.1   -1.2    1.5   10.8   10.1  COD wrt IGS08
 KOUC     1.4    1.5    3.8    1.6   -3.1    5.7  COD wrt IGS08
 MAC1    -4.3    1.9   -6.6    1.4    6.3    5.6  COD wrt IGS08
 TIDB    -1.1    2.2    1.3    1.9   -4.0    8.4  COD wrt IGS08
 HOB2    -1.6    1.8    1.2    1.4  -12.0    6.1  COD wrt IGS08
 TOW2     1.4    1.5    2.0    1.5   -5.8    6.3  COD wrt IGS08
 ALIC     1.0    1.5    4.5    1.5  -10.7    6.4  COD wrt IGS08
 CEDU    -0.9    1.6    0.4    1.4   -5.4    6.3  COD wrt IGS08
 DARW    -2.2    1.7    1.5    1.8   -0.2    7.5  COD wrt IGS08
 KARR     1.1    1.7   -0.4    1.8  -10.4    6.9  COD wrt IGS08
 CAS1     2.6    1.8   -3.5    1.4    0.4    5.9  COD wrt IGS08
 COCO     4.4    1.4   -2.9    1.7  -12.5    6.3  COD wrt IGS08
 DAV1    -6.4    1.8   -2.3    1.5    7.4    5.6  COD wrt IGS08
 POL2    -1.1    2.3   -4.5    1.8   -8.3    6.7  COD wrt IGS08
 DGAR    -0.9    1.9   -1.6    2.3    0.5    8.2  COD wrt IGS08
 KERG    -4.8    2.2   -0.1    1.7    9.3    6.6  COD wrt IGS08
 ARTU    -0.7    2.0    3.5    1.6   10.1    6.2  COD wrt IGS08
 REUN     0.6    1.5   -3.7    1.7    0.7    6.0  COD wrt IGS08
 SYOG    -1.8    2.9    0.8    2.3   -0.8   10.7  COD wrt IGS08
 RAMO    -1.3    1.5   -0.8    1.3   -3.1    5.0  COD wrt IGS08
 RBAY    -1.7    2.8    0.0    3.0   -5.2   12.5  COD wrt IGS08
 SUTH    -1.5    2.0   -0.5    2.0   -4.4    7.1  COD wrt IGS08
 TRO1     0.1    2.1    1.6    1.6   17.9    7.0  COD wrt IGS08
 WIND     3.2    2.3   -1.3    2.5   -0.4    9.2  COD wrt IGS08
 NOT1    -0.3    2.3   -2.2    2.1   -1.3    8.8  COD wrt IGS08
 NKLG     3.7    1.5    5.6    1.6   -6.1    5.1  COD wrt IGS08
 WSRT     0.8    2.0   -0.9    1.5    3.4    5.9  COD wrt IGS08
 Reference sites NOT used 
 LAMA    -0.6    2.0   -2.1    1.6    6.1    6.3  COD wrt IGS08
 POTS     4.0    1.9   -0.6    1.5    9.7    5.3  COD wrt IGS08
 WTZR    -0.3    2.0    0.9    1.6   -0.4    5.8  COD wrt IGS08
 
 CENTER EMR
 -------------------
 VARIANCE RESCALING FACTOR FOR EMR 43.41
 
 Transformation of loose solution EMR to IGS08
 -----------------------------------------------
 For   53 Sites, RMS after 7 parameter transformation   2.6 mm  EMR wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    2.7    8.4     -5.6    8.8      1.5    8.8  -0.097  0.177  EMR  CoM
RMS Fits of EMR to IGS08
WRMS NEU   2.98   2.85   7.80 mm, NRMS   1.43   1.59   1.09 Num  49 EMR IGS08
 
 Adjustments to core site positions for EMR
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     0.9    2.1    1.8    1.6   -6.1    7.8  EMR wrt IGS08
 HOFN    -0.4    2.0    3.5    1.6    9.7    6.5  EMR wrt IGS08
 MAS1     0.8    1.8    2.6    1.7    5.0    6.7  EMR wrt IGS08
 PDEL     0.7    1.9    2.6    1.6    3.1    6.3  EMR wrt IGS08
 BRFT     1.6    1.9   -0.4    1.9    1.4    7.2  EMR wrt IGS08
 QAQ1    -2.4    2.1    1.1    1.5    8.7    6.3  EMR wrt IGS08
 STJO     0.6    2.0    0.1    1.5    2.1    5.9  EMR wrt IGS08
 OHI2     3.6    2.4   -6.8    1.6   -6.2    6.6  EMR wrt IGS08
 LPGS    -5.0    2.7    1.1    2.3   -4.1   10.3  EMR wrt IGS08
 PALM     0.0    2.4   -4.8    1.6   10.5    6.7  EMR wrt IGS08
 CRO1     2.8    2.4    4.6    2.8    7.6   11.3  EMR wrt IGS08
 BRMU     1.9    1.8   -0.1    1.6   -4.7    6.4  EMR wrt IGS08
 SCH2    -2.4    2.0    2.5    1.5    0.5    6.0  EMR wrt IGS08
 THU3    -1.8    1.8   -1.8    1.4   13.1    8.4  EMR wrt IGS08
 BOGT    -0.7    2.0    1.5    2.2    9.2    8.0  EMR wrt IGS08
 USNO    -1.2    2.8   -0.7    2.5    9.1   10.6  EMR wrt IGS08
 CHUR    -3.3    2.1    0.3    1.6   11.0    6.5  EMR wrt IGS08
 MDO1    -7.2    1.9   -0.2    1.8    1.7    6.5  EMR wrt IGS08
 ISPA     4.1    2.3   -7.2    2.2  -12.9    8.1  EMR wrt IGS08
 DRAO    -1.4    2.1   -2.6    1.6    0.6    6.0  EMR wrt IGS08
 WHIT     0.4    2.1    2.6    1.6   10.5    6.1  EMR wrt IGS08
 MKEA    -0.7    2.1   -0.7    2.3    5.0    7.8  EMR wrt IGS08
 KOKB    -1.4    2.0    1.2    2.1   -7.4    6.8  EMR wrt IGS08
 CHAT     1.5    3.1    0.4    2.6    5.6    9.6  EMR wrt IGS08
 MCM4     3.4    2.1   -0.5    1.7    0.2   10.0  EMR wrt IGS08
 KOUC     0.6    2.0   -4.6    2.1    4.3    7.7  EMR wrt IGS08
 MAC1    -1.9    2.2   -5.4    1.5    1.2    6.2  EMR wrt IGS08
 TIDB    -2.1    2.0    0.9    1.6  -14.4    6.7  EMR wrt IGS08
 HOB2    -1.9    2.1    0.8    1.5   -2.8    6.2  EMR wrt IGS08
 TOW2     1.2    1.7    0.8    1.7   -5.0    6.7  EMR wrt IGS08
 ALIC     0.3    1.7    1.6    1.7  -17.9    6.7  EMR wrt IGS08
 CEDU     0.1    1.9   -0.9    1.7   -0.6    6.9  EMR wrt IGS08
 DARW    -4.1    1.6   -0.6    1.8    9.5    6.6  EMR wrt IGS08
 CAS1     5.1    2.2   -3.2    1.7    0.7    7.2  EMR wrt IGS08
 COCO     5.9    2.4   -4.9    2.9  -17.3    9.8  EMR wrt IGS08
 POL2    -4.3    2.1   -1.6    1.6   -8.7    6.0  EMR wrt IGS08
 DGAR    -0.5    1.9   -1.0    2.0   -0.9    7.1  EMR wrt IGS08
 KERG    -4.1    2.4   -0.9    1.8    0.9    6.9  EMR wrt IGS08
 ARTU    -2.4    2.2    5.3    1.6    1.5    6.3  EMR wrt IGS08
 SYOG     1.3    3.2   -0.7    2.5   -8.3   11.3  EMR wrt IGS08
 POLV    -2.3    2.0    1.7    1.6    1.9    5.9  EMR wrt IGS08
 WIND     3.0    2.7   -1.9    2.8    2.0   10.4  EMR wrt IGS08
 NOT1    -0.3    2.2   -1.2    2.1   -9.5    7.8  EMR wrt IGS08
 WSRT    -1.2    2.0   -0.8    1.6   13.0    5.8  EMR wrt IGS08
 Reference sites NOT used 
 RBAY    -0.5    9.1    1.6   19.9   -9.5   23.6  EMR wrt IGS08
 
 CENTER JPL
 -------------------
 VARIANCE RESCALING FACTOR FOR JPL 197554.24
 
 Transformation of loose solution JPL to IGS08
 -----------------------------------------------
 For   40 Sites, RMS after 7 parameter transformation  15.6 mm  JPL wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    2.6  331.0     -6.1  318.6      0.9  336.9   0.010  6.795  JPL  CoM
RMS Fits of JPL to IGS08
WRMS NEU   2.36   3.71   7.77 mm, NRMS   0.02   0.04   0.02 Num  34 JPL IGS08
 
 Adjustments to core site positions for JPL
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.9  100.1    0.8   84.2    2.1  349.3  JPL wrt IGS08
 HOFN     0.2  115.0    1.6   89.7    8.6  352.2  JPL wrt IGS08
 MAS1     0.8  135.2    0.8  128.5   -2.1  451.0  JPL wrt IGS08
 PDEL     0.1   96.1    8.4   79.5    1.9  291.8  JPL wrt IGS08
 BRFT    -2.4   91.7    2.9   96.4   -1.6  343.0  JPL wrt IGS08
 QAQ1    -0.9  118.7    1.3   86.0    5.2  341.1  JPL wrt IGS08
 STJO     2.2  134.1   -1.9   98.8   -1.3  370.9  JPL wrt IGS08
 OHI2    -0.9  112.7   -3.5   82.3   -7.3  309.0  JPL wrt IGS08
 CRO1     1.1  105.3    3.5  116.5    0.2  445.8  JPL wrt IGS08
 SCH2    -1.8  118.2   -1.3   87.6    2.1  319.4  JPL wrt IGS08
 THU3    -1.9  111.8   -2.0   92.4   15.8  470.3  JPL wrt IGS08
 CONZ     6.2  110.4   -4.0   98.4  -16.5  344.9  JPL wrt IGS08
 BOGT    -2.5  107.4   -1.6  125.1    4.0  418.0  JPL wrt IGS08
 CHUR    -2.2  105.3   -0.8   82.7   16.9  298.0  JPL wrt IGS08
 ISPA    -0.8  134.5   -5.7  133.3  -11.5  457.5  JPL wrt IGS08
 WHIT     2.1  129.5    4.4  102.4   11.7  356.7  JPL wrt IGS08
 THTI    -1.1  108.8   -2.0  124.3   -2.6  380.1  JPL wrt IGS08
 KOKB     1.6  103.6    2.4  102.9   -4.5  330.4  JPL wrt IGS08
 CHAT    -0.8  104.0   -7.0   89.7   -0.0  302.1  JPL wrt IGS08
 AUCK    -4.0   93.4   -3.3   85.6   -0.6  278.3  JPL wrt IGS08
 MCM4     2.9  124.6   -0.1  102.1    1.5  515.8  JPL wrt IGS08
 MAC1    -4.8  103.6   -4.9   76.1   -2.4  282.3  JPL wrt IGS08
 TOW2     0.6   82.4    3.7   84.6   -0.9  306.9  JPL wrt IGS08
 ALIC    -1.2  124.9    8.2  123.8  -15.0  444.5  JPL wrt IGS08
 CEDU    -2.0  115.4    0.6  104.8   -4.5  390.1  JPL wrt IGS08
 DARW    -3.7   82.2    1.0   91.8    4.5  311.0  JPL wrt IGS08
 KARR    -0.5   81.9    6.4   89.2   -3.5  294.3  JPL wrt IGS08
 CAS1     0.9   99.7   -2.4   81.0   12.9  314.6  JPL wrt IGS08
 COCO     4.5   86.0   -3.4  106.1  -15.4  342.8  JPL wrt IGS08
 DGAR    -1.0   86.4   -3.6  100.0   -0.1  356.6  JPL wrt IGS08
 ARTU     1.7  104.4    1.5   80.5    5.8  296.6  JPL wrt IGS08
 REUN    -2.1   99.9   -6.1  104.8    3.0  373.9  JPL wrt IGS08
 RAMO     0.1   93.2    0.5   88.7  -11.3  293.4  JPL wrt IGS08
 Reference sites NOT used 
 SYOG    -3.4  290.7   -1.7  231.2   -0.6  737.2  JPL wrt IGS08
 WSRT    -1.9  260.8   -2.6  203.9    9.5  591.4  JPL wrt IGS08
 
 CENTER MIT
 -------------------
 VARIANCE RESCALING FACTOR FOR MIT 5.60
 
 Transformation of loose solution MIT to IGS08
 -----------------------------------------------
 For   68 Sites, RMS after 7 parameter transformation   3.1 mm  MIT wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -2.7    2.8     -0.3    2.8    -15.8    3.7   0.021  0.107  MIT  CoM
RMS Fits of MIT to IGS08
WRMS NEU   2.71   3.19   7.83 mm, NRMS   1.89   2.32   1.58 Num  66 MIT IGS08
 
 Adjustments to core site positions for MIT
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.8    1.5    2.0    1.2   -3.5    5.0  MIT wrt IGS08
 YEBE    -3.3    2.1    0.3    1.9   -3.5    7.2  MIT wrt IGS08
 HOFN    -1.9    1.5    4.6    1.3   15.9    4.3  MIT wrt IGS08
 MAS1     0.1    1.0    3.3    1.1    5.6    4.1  MIT wrt IGS08
 PDEL    -0.4    1.2    2.5    1.1    8.2    4.0  MIT wrt IGS08
 BRFT     0.1    1.5    0.1    1.6    3.9    5.8  MIT wrt IGS08
 QAQ1    -1.3    1.3    1.7    1.1    8.9    3.9  MIT wrt IGS08
 BRAZ    -1.9    1.7   -0.0    1.9    6.2    7.1  MIT wrt IGS08
 STJO     1.2    1.2    1.2    1.1   -0.7    3.8  MIT wrt IGS08
 OHI2     0.6    1.5   -3.9    1.2  -10.2    4.1  MIT wrt IGS08
 LPGS    -0.6    1.7    0.3    1.6   -2.2    6.8  MIT wrt IGS08
 PALM    -2.3    1.5   -2.3    1.1   12.6    4.0  MIT wrt IGS08
 CRO1     0.1    1.5    4.7    1.8    1.6    7.2  MIT wrt IGS08
 BRMU    -0.1    1.3   -0.2    1.4    2.0    5.2  MIT wrt IGS08
 UNSA    -0.6    1.7    0.1    1.8   -2.3    6.8  MIT wrt IGS08
 SCH2    -0.6    1.6    1.6    1.4    2.9    4.8  MIT wrt IGS08
 THU3     0.4    1.4   -2.7    1.2   16.4    5.4  MIT wrt IGS08
 CONZ     8.8    1.4   -4.1    1.3  -14.5    4.5  MIT wrt IGS08
 BOGT    -3.8    1.3    3.9    1.5   12.0    5.6  MIT wrt IGS08
 USNO    -1.0    2.4    1.3    2.3   12.9   10.0  MIT wrt IGS08
 GUAT     1.8    2.2   -5.6    2.6  -23.6    8.9  MIT wrt IGS08
 CHUR    -0.5    1.2   -0.2    1.0    5.8    3.6  MIT wrt IGS08
 MDO1    -7.7    1.5    0.2    1.6    4.6    5.5  MIT wrt IGS08
 ISPA    -0.2    1.4   -4.4    1.5  -15.1    5.2  MIT wrt IGS08
 DRAO     0.8    1.5   -3.9    1.2   -0.4    4.5  MIT wrt IGS08
 WHIT     1.7    1.5    1.1    1.2   10.8    4.2  MIT wrt IGS08
 THTI    -0.0    1.5   -1.2    1.9   -9.4    5.8  MIT wrt IGS08
 MKEA     1.4    1.6   -3.8    1.9    4.3    6.2  MIT wrt IGS08
 KOKB     0.6    1.7   -2.1    1.9   -4.4    6.2  MIT wrt IGS08
 CHAT    -1.0    1.2   -1.9    1.1   -1.1    3.8  MIT wrt IGS08
 AUCK    -2.3    1.0   -2.2    1.0   -4.6    3.4  MIT wrt IGS08
 MCM4     1.3    1.5   -2.6    1.3   10.9    6.4  MIT wrt IGS08
 KOUC    -0.4    1.3   -0.9    1.5   -2.5    5.3  MIT wrt IGS08
 MAC1    -4.2    1.2   -7.1    0.9    0.6    3.4  MIT wrt IGS08
 TIDB    -0.1    1.4    1.4    1.4  -13.0    5.3  MIT wrt IGS08
 HOB2    -1.4    1.3    0.5    1.1  -14.0    4.3  MIT wrt IGS08
 TOW2     2.6    1.2    2.0    1.3   -4.1    4.9  MIT wrt IGS08
 ALIC     1.8    1.4    3.8    1.6  -12.4    6.0  MIT wrt IGS08
 CEDU     0.4    1.0    0.8    1.0   -5.5    3.5  MIT wrt IGS08
 DARW    -2.2    1.6    1.6    1.8    6.6    6.6  MIT wrt IGS08
 KARR    -0.4    1.1   -0.7    1.4   -4.9    4.4  MIT wrt IGS08
 CAS1     4.2    1.2   -4.5    1.1   -4.1    3.5  MIT wrt IGS08
 COCO     4.5    1.2   -2.6    1.6  -19.6    5.3  MIT wrt IGS08
 DAV1    -4.8    1.7   -2.5    1.6   11.4    5.2  MIT wrt IGS08
 POL2    -1.6    1.5   -4.0    1.4   -8.1    4.7  MIT wrt IGS08
 DGAR    -1.0    1.7   -3.2    2.0   -2.3    7.2  MIT wrt IGS08
 KERG    -6.1    1.6    0.7    1.4    1.6    4.7  MIT wrt IGS08
 ARTU    -0.4    1.6    4.0    1.3    8.5    4.8  MIT wrt IGS08
 REUN    -0.6    1.6   -5.8    1.9    4.0    6.5  MIT wrt IGS08
 SYOG    -1.5    1.7    1.0    1.4   -1.3    5.0  MIT wrt IGS08
 RAMO    -3.2    1.4   -0.2    1.5   -1.4    5.5  MIT wrt IGS08
 POLV    -2.7    1.6   -0.5    1.4    4.5    5.0  MIT wrt IGS08
 SUTH    -0.1    1.6   -0.8    1.6    2.6    5.4  MIT wrt IGS08
 TRO1    -0.2    1.6    0.2    1.4    0.1    5.4  MIT wrt IGS08
 WIND     3.7    1.7   -1.8    1.9    7.9    6.1  MIT wrt IGS08
 NOT1    -1.0    1.1   -2.6    1.2   -0.8    4.2  MIT wrt IGS08
 NKLG    -1.4    1.4    0.4    1.6    0.6    5.2  MIT wrt IGS08
 WSRT    -0.5    1.2   -0.9    1.0    3.9    3.6  MIT wrt IGS08
 Reference sites NOT used 
 LAMA    -0.6    1.6    0.1    1.3   -0.3    4.8  MIT wrt IGS08
 POTS     2.9    1.6   -1.1    1.4   11.0    4.8  MIT wrt IGS08
 RBAY     1.0    3.1   -2.0    3.5   -0.8   10.8  MIT wrt IGS08
 WTZR    -0.5    1.9    0.5    1.7   -2.5    6.0  MIT wrt IGS08
 
 CENTER GFZ
 -------------------
 VARIANCE RESCALING FACTOR FOR GFZ 272.31
 
 Transformation of loose solution GFZ to IGS08
 -----------------------------------------------
 For   59 Sites, RMS after 7 parameter transformation   3.7 mm  GFZ wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    0.0  998.2     -0.0  998.2     -0.0  998.2   0.148  0.123  GFZ  CoM
RMS Fits of GFZ to IGS08
WRMS NEU   3.09   3.28   6.85 mm, NRMS   2.12   2.31   1.30 Num  56 GFZ IGS08
 
 Adjustments to core site positions for GFZ
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -1.9    1.4    5.1    1.2    7.3    4.2  GFZ wrt IGS08
 MAS1    -1.0    1.2    3.4    1.3    1.0    4.6  GFZ wrt IGS08
 PDEL    -0.4    1.3    2.4    1.3    3.2    4.3  GFZ wrt IGS08
 BRFT    -1.6    1.4    0.8    1.6    2.8    6.1  GFZ wrt IGS08
 QAQ1    -1.5    1.7    1.4    1.2    4.6    5.2  GFZ wrt IGS08
 BRAZ    -3.2    1.8    0.8    1.9    5.7    7.5  GFZ wrt IGS08
 STJO     0.7    1.9   -0.2    1.5   -4.1    6.0  GFZ wrt IGS08
 OHI2     0.0    1.6   -4.1    1.4   -9.2    4.5  GFZ wrt IGS08
 PALM    -3.4    1.9   -2.7    1.5    9.2    5.8  GFZ wrt IGS08
 CRO1     1.0    1.6    3.0    1.9    4.3    8.1  GFZ wrt IGS08
 BRMU    -1.2    1.3   -2.6    1.3    0.4    4.6  GFZ wrt IGS08
 SCH2    -1.4    1.3    1.0    1.1   -1.3    4.0  GFZ wrt IGS08
 THU3    -0.1    1.4   -1.8    1.1   14.1    6.8  GFZ wrt IGS08
 CONZ     8.6    1.5   -5.5    1.4  -11.4    5.0  GFZ wrt IGS08
 BOGT    -3.1    1.6    1.0    2.0    9.8    7.4  GFZ wrt IGS08
 CHUR    -1.7    1.3    0.0    1.1    9.8    4.1  GFZ wrt IGS08
 MDO1    -6.9    1.6   -0.8    1.6    1.8    5.9  GFZ wrt IGS08
 ISPA    -0.3    1.8   -3.9    1.9  -15.5    7.0  GFZ wrt IGS08
 DRAO     0.2    1.7   -3.3    1.4    1.8    5.2  GFZ wrt IGS08
 WHIT     2.1    1.4    1.7    1.2    9.3    4.1  GFZ wrt IGS08
 THTI    -1.0    1.5   -3.1    2.1   -3.9    6.1  GFZ wrt IGS08
 MKEA     0.3    1.7   -2.9    2.1    7.5    7.0  GFZ wrt IGS08
 CHAT    -0.8    1.7   -3.7    1.5    1.3    5.4  GFZ wrt IGS08
 AUCK    -2.7    1.2   -3.9    1.3   -2.0    4.2  GFZ wrt IGS08
 KOUC     1.6    1.2    2.9    1.4   -0.7    4.7  GFZ wrt IGS08
 MAC1    -3.2    1.4   -7.1    1.1   -0.5    4.2  GFZ wrt IGS08
 TIDB    -1.6    1.7    0.3    1.4  -10.8    6.0  GFZ wrt IGS08
 HOB2    -4.2    1.3    0.5    1.2  -12.2    4.3  GFZ wrt IGS08
 TOW2     1.7    1.1    2.3    1.3   -0.7    4.7  GFZ wrt IGS08
 ALIC     0.9    1.1    4.1    1.2  -10.9    4.5  GFZ wrt IGS08
 CEDU    -0.1    1.3   -0.6    1.2   -4.1    4.7  GFZ wrt IGS08
 DARW    -2.3    1.2    1.3    1.5    1.2    5.1  GFZ wrt IGS08
 KARR     0.4    1.3   -1.4    1.5   -4.8    5.4  GFZ wrt IGS08
 CAS1     3.4    1.4   -3.5    1.2    3.6    4.5  GFZ wrt IGS08
 COCO     5.1    1.2   -5.0    1.6  -11.4    5.1  GFZ wrt IGS08
 DAV1    -6.2    1.4   -2.3    1.3   10.4    4.8  GFZ wrt IGS08
 DGAR    -2.2    1.4   -1.7    1.6    1.7    6.0  GFZ wrt IGS08
 KERG    -5.6    1.9   -1.9    1.5    2.1    5.8  GFZ wrt IGS08
 ARTU    -1.2    1.8    4.4    1.3    5.7    5.6  GFZ wrt IGS08
 REUN    -1.0    1.2   -3.5    1.5    3.2    5.2  GFZ wrt IGS08
 SYOG    -0.9    2.4   -0.4    1.9   -2.2    8.8  GFZ wrt IGS08
 RAMO    -2.6    1.2   -0.1    1.4   -6.7    4.4  GFZ wrt IGS08
 POLV    -3.0    1.6    0.6    1.3    4.2    4.9  GFZ wrt IGS08
 TRO1    -0.5    1.5    2.5    1.2   16.3    5.6  GFZ wrt IGS08
 WIND     0.2    1.7   -1.0    2.1    0.2    6.8  GFZ wrt IGS08
 NKLG     1.9    1.1    5.8    1.6   -5.0    4.4  GFZ wrt IGS08
 WSRT    -0.9    1.7   -0.3    1.3    6.6    4.9  GFZ wrt IGS08
 Reference sites NOT used 
 LAMA     3.7    1.4    3.2    1.3   12.7    4.3  GFZ wrt IGS08
 POTS     1.0    1.4   -0.2    1.2    1.5    4.0  GFZ wrt IGS08
 RBAY    -3.0    2.7    0.1    3.0   -8.2   11.9  GFZ wrt IGS08
 WTZR    -0.9    1.5    0.8    1.4   -3.8    4.5  GFZ wrt IGS08
 
 CENTER SIO
 -------------------
 VARIANCE RESCALING FACTOR FOR SIO 6.96
 
 Transformation of loose solution SIO to IGS08
 -----------------------------------------------
 For   64 Sites, RMS after 7 parameter transformation   4.3 mm  SIO wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.9    4.0     -4.5    3.9      8.6    6.5   0.105  0.169  SIO  CoM
RMS Fits of SIO to IGS08
WRMS NEU   3.53   3.42   6.95 mm, NRMS   1.57   1.53   0.98 Num  60 SIO IGS08
 
 Adjustments to core site positions for SIO
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     1.1    2.5   -1.1    2.3   -4.5    7.6  SIO wrt IGS08
 YEBE    -3.5    2.5   -0.2    2.3   -7.1    7.7  SIO wrt IGS08
 HOFN    -2.1    2.0    4.0    1.9    6.3    5.7  SIO wrt IGS08
 MAS1    -0.9    2.3    4.2    2.4    0.4    8.2  SIO wrt IGS08
 PDEL    -1.0    2.2    2.6    2.2    4.3    6.7  SIO wrt IGS08
 BRFT     0.3    2.0   -1.3    2.4    6.5    7.2  SIO wrt IGS08
 QAQ1    -2.5    1.7    1.8    1.5    3.8    4.9  SIO wrt IGS08
 BRAZ     0.8    2.5   -1.4    2.7    9.1    8.2  SIO wrt IGS08
 STJO    -0.5    1.9    0.6    1.8   -4.3    6.1  SIO wrt IGS08
 OHI2     6.1    3.3   -6.4    2.6  -11.5    7.8  SIO wrt IGS08
 LPGS    14.8    3.1    0.9    3.0  -13.4   11.8  SIO wrt IGS08
 PALM     3.5    2.8   -4.1    2.2    9.8    7.2  SIO wrt IGS08
 CRO1     0.9    2.4    3.4    3.0    2.8   11.6  SIO wrt IGS08
 BRMU    -6.0    2.2   -6.5    2.4   15.6    8.4  SIO wrt IGS08
 SCH2    -3.9    2.0    1.6    1.9    2.0    5.6  SIO wrt IGS08
 THU3    -1.5    1.8   -1.4    1.6    8.3    6.6  SIO wrt IGS08
 BOGT    -4.0    2.4    2.1    2.8    8.1    9.8  SIO wrt IGS08
 USNO    -2.2    2.7    0.1    2.6    9.8   10.4  SIO wrt IGS08
 GUAT     2.2    2.2   -7.5    2.8  -22.1    9.1  SIO wrt IGS08
 CHUR    -3.4    2.2    1.1    1.9    4.2    6.3  SIO wrt IGS08
 MDO1    -7.4    2.0    1.4    2.1   -3.3    6.5  SIO wrt IGS08
 ISPA     3.4    2.8   -4.1    3.1  -13.7   10.1  SIO wrt IGS08
 DRAO    -0.9    1.8   -2.0    1.6   -5.1    5.0  SIO wrt IGS08
 WHIT     0.2    2.0    2.6    1.9    6.1    5.1  SIO wrt IGS08
 THTI    -0.5    2.5   -1.3    3.4   -0.2    9.2  SIO wrt IGS08
 MKEA    -0.3    1.8   -0.9    2.2    8.9    5.9  SIO wrt IGS08
 CHAT     2.6    1.8   -2.0    1.8    1.5    4.9  SIO wrt IGS08
 AUCK     0.0    2.2   -3.8    2.2    2.9    6.7  SIO wrt IGS08
 MCM4     3.7    2.4   -1.2    2.1    6.2    8.4  SIO wrt IGS08
 MAC1    -0.3    2.5   -7.3    2.1    0.5    6.6  SIO wrt IGS08
 TIDB     0.8    2.2   -0.2    2.1   -9.1    6.9  SIO wrt IGS08
 HOB2     1.5    2.4    0.0    2.2   -8.2    6.8  SIO wrt IGS08
 TOW2     2.3    1.9    0.6    2.1    1.7    6.9  SIO wrt IGS08
 ALIC     1.9    1.9    2.4    2.1  -11.8    6.5  SIO wrt IGS08
 CEDU     2.4    2.1   -1.3    2.2   -0.6    6.7  SIO wrt IGS08
 DARW    -3.5    2.0   -1.0    2.3   10.0    7.2  SIO wrt IGS08
 KARR     2.1    2.2   -2.1    2.5    2.8    6.8  SIO wrt IGS08
 CAS1     7.3    2.4   -3.1    2.4    5.1    6.8  SIO wrt IGS08
 DAV1    -3.6    3.0   -3.0    2.8    4.6    8.5  SIO wrt IGS08
 POL2    -3.6    2.1   -3.7    2.0   -7.0    5.8  SIO wrt IGS08
 KERG    -1.9    2.9   -1.6    2.8    0.2    7.5  SIO wrt IGS08
 ARTU    -3.3    2.1    4.0    1.9    2.1    5.9  SIO wrt IGS08
 REUN     1.4    2.6   -6.1    3.1    9.7    8.5  SIO wrt IGS08
 SYOG     1.7    3.1   -2.5    2.9   -6.8    9.6  SIO wrt IGS08
 RAMO    -2.1    2.2   -0.3    2.4   -8.3    7.5  SIO wrt IGS08
 POLV    -2.6    2.0    0.7    2.0    5.9    5.5  SIO wrt IGS08
 MBAR     2.3    3.7   -4.1    4.3  -14.5   23.8  SIO wrt IGS08
 TRO1    -2.8    2.0    5.0    1.9    4.7    6.2  SIO wrt IGS08
 NOT1    -1.8    1.7   -1.9    2.1   -2.5    5.4  SIO wrt IGS08
 NKLG     7.5    2.0    9.5    2.4    8.9    6.6  SIO wrt IGS08
 WSRT    -1.9    3.5   -0.1    3.2   10.6    9.5  SIO wrt IGS08
 Reference sites NOT used 
 LAMA     3.7    2.2   -0.3    2.1    4.8    6.2  SIO wrt IGS08
 POTS     1.9    2.2   -2.3    2.0    6.1    5.9  SIO wrt IGS08
 RBAY     2.5    6.7    1.7    9.6    0.7   20.6  SIO wrt IGS08
 
 CENTER NGS
 -------------------
 VARIANCE RESCALING FACTOR FOR NGS 1668.59
 
 Transformation of loose solution NGS to IGS08
 -----------------------------------------------
 For   68 Sites, RMS after 7 parameter transformation   2.8 mm  NGS wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -2.2    5.6      1.2    5.8     -9.2    6.3  -0.006  0.178  NGS  CoM
RMS Fits of NGS to IGS08
WRMS NEU   3.52   3.17   8.08 mm, NRMS   1.52   1.56   1.01 Num  68 NGS IGS08
 
 Adjustments to core site positions for NGS
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.8    2.4    4.1    1.9   -2.4    8.8  NGS wrt IGS08
 YEBE    -3.5    2.6   -0.1    2.1   -8.0    8.4  NGS wrt IGS08
 HOFN    -0.8    2.2    3.7    1.7   15.4    6.8  NGS wrt IGS08
 MAS1    -0.4    2.4    2.5    2.2    5.1    9.0  NGS wrt IGS08
 PDEL    -0.5    1.7    1.6    1.5    5.5    5.5  NGS wrt IGS08
 BRFT    -0.4    2.0    4.1    2.1    5.0    7.2  NGS wrt IGS08
 QAQ1    -2.6    3.0    1.3    2.1   12.0    9.1  NGS wrt IGS08
 BRAZ    -0.6    2.4    0.0    2.5    6.0    9.5  NGS wrt IGS08
 STJO    -0.9    2.5    0.1    1.9    1.7    7.2  NGS wrt IGS08
 OHI2    -3.3    3.2   -5.0    2.2  -12.1    9.0  NGS wrt IGS08
 LPGS     9.5    3.3    1.1    3.0   -3.9   13.0  NGS wrt IGS08
 PALM    -6.1    3.2   -4.1    2.3    8.8    9.6  NGS wrt IGS08
 CRO1     0.0    2.5    2.5    2.9    1.6   11.8  NGS wrt IGS08
 BRMU    -0.8    1.7   -1.8    1.5    3.5    5.6  NGS wrt IGS08
 UNSA    10.1    2.3    1.4    2.4   -2.6    8.6  NGS wrt IGS08
 SCH2    -2.4    2.1    3.3    1.6    3.3    6.0  NGS wrt IGS08
 THU3    -0.8    1.9   -0.5    1.5   18.9    8.3  NGS wrt IGS08
 SCUB     4.2    3.5   -2.4    3.7   -1.8   15.2  NGS wrt IGS08
 USNO    -1.6    2.8    1.7    2.5   15.7   10.7  NGS wrt IGS08
 GUAT     1.8    2.6   -5.4    2.7  -18.4   10.1  NGS wrt IGS08
 CHUR    -1.0    2.5    2.8    1.8    9.7    7.5  NGS wrt IGS08
 MDO1    -7.5    2.4    1.1    2.3    5.8    8.6  NGS wrt IGS08
 ISPA     0.2    2.4   -5.5    2.3  -18.3    8.1  NGS wrt IGS08
 DRAO     1.5    3.0   -2.6    2.2    2.8    8.6  NGS wrt IGS08
 WHIT     3.9    3.1    2.4    2.3   13.6    9.2  NGS wrt IGS08
 THTI    -2.1    2.7   -4.6    3.0   -9.3    9.8  NGS wrt IGS08
 MKEA     0.8    2.4   -4.5    2.5    1.5    8.6  NGS wrt IGS08
 KOKB     0.5    2.1   -3.9    2.1   -7.0    6.7  NGS wrt IGS08
 CHAT    -2.1    2.1   -4.0    1.8   -2.1    6.2  NGS wrt IGS08
 AUCK    -4.0    3.2   -5.0    2.9   -4.2   11.1  NGS wrt IGS08
 MQZG     5.5    2.4    1.4    2.0   -9.4    7.6  NGS wrt IGS08
 MCM4     1.2    2.3   -3.5    1.7    8.7   10.3  NGS wrt IGS08
 KOUC     8.2    2.0    0.8    2.1   -6.2    7.6  NGS wrt IGS08
 MAC1    -3.8    2.6   -8.2    1.9    3.9    7.5  NGS wrt IGS08
 TIDB    -2.9    2.3   -0.8    1.9   -8.8    8.1  NGS wrt IGS08
 HOB2    -2.9    2.2   -0.9    1.7   -8.6    6.9  NGS wrt IGS08
 TOW2     0.0    1.8    1.2    1.8   -5.4    7.1  NGS wrt IGS08
 ALIC    -1.8    1.7    2.8    1.7  -14.4    6.8  NGS wrt IGS08
 CEDU    -2.9    2.0    0.2    1.8    0.1    7.8  NGS wrt IGS08
 DARW    -5.7    1.8    2.2    1.9    8.3    7.1  NGS wrt IGS08
 KARR    -3.3    2.3    1.9    2.5   -1.4    9.1  NGS wrt IGS08
 CAS1     3.5    2.2   -4.0    1.7   -3.3    6.9  NGS wrt IGS08
 COCO     1.1    1.7   -2.5    2.0  -16.7    6.8  NGS wrt IGS08
 DAV1    -4.6    2.6   -1.9    2.1   11.1    9.1  NGS wrt IGS08
 POL2    -1.2    2.6   -3.7    2.1   -7.2    8.0  NGS wrt IGS08
 DGAR    -2.2    2.1   -2.0    2.2   -6.5    7.8  NGS wrt IGS08
 KERG    -4.9    2.2    1.1    1.7    3.0    6.1  NGS wrt IGS08
 ARTU    -0.5    1.9    2.3    1.4    7.9    5.2  NGS wrt IGS08
 REUN    -1.7    2.3   -2.8    2.3    8.7    8.8  NGS wrt IGS08
 SYOG    -0.4    2.9    2.1    2.2    1.9    9.6  NGS wrt IGS08
 RAMO    -3.1    2.1    0.0    2.1   -5.6    7.9  NGS wrt IGS08
 POLV    -2.8    2.4   -0.5    1.9    5.3    7.1  NGS wrt IGS08
 RBAY    -3.1    3.5    1.1    3.5   -2.7   14.8  NGS wrt IGS08
 SUTH    -1.7    2.6    1.1    2.2    0.2    8.8  NGS wrt IGS08
 TRO1     1.3    1.9   -1.4    1.6    8.0    6.6  NGS wrt IGS08
 WIND     2.4    3.0    0.8    3.1    6.1   12.4  NGS wrt IGS08
 NOT1    -1.2    2.5   -2.7    2.3   -3.4    8.9  NGS wrt IGS08
 NKLG     8.1    2.3   -1.6    2.4    2.1    7.9  NGS wrt IGS08
 WSRT     0.1    2.6   -0.8    2.0    1.9    7.5  NGS wrt IGS08
 Reference sites NOT used 
 POTS     2.3    4.9   -0.0    3.5   16.2   14.8  NGS wrt IGS08
 
 CENTER ESA
 -------------------
 VARIANCE RESCALING FACTOR FOR ESA 18.31
 
 Transformation of loose solution ESA to IGS08
 -----------------------------------------------
 For   40 Sites, RMS after 7 parameter transformation   3.6 mm  ESA wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    0.7    4.8     -3.3    5.0    -16.8    6.3  -0.024  0.182  ESA  CoM
RMS Fits of ESA to IGS08
WRMS NEU   4.63   4.06   8.48 mm, NRMS   2.58   2.33   1.27 Num  38 ESA IGS08
 
 Adjustments to core site positions for ESA
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -3.7    1.7    5.2    1.4   13.9    5.6  ESA wrt IGS08
 MAS1    -2.0    1.5    2.5    1.6    5.4    6.0  ESA wrt IGS08
 PDEL    -2.4    1.5    2.2    1.5    7.4    5.8  ESA wrt IGS08
 BRFT    -3.2    2.1    1.1    2.6    3.1    9.1  ESA wrt IGS08
 OHI2     0.1    2.1   -4.6    1.6   -6.9    6.1  ESA wrt IGS08
 BRMU     7.0    1.5    0.5    1.6   13.8    6.0  ESA wrt IGS08
 SCH2    -0.7    1.7    2.7    1.4   -1.6    5.4  ESA wrt IGS08
 CONZ     7.2    1.9   -5.5    1.8   -8.8    6.5  ESA wrt IGS08
 BOGT    -6.8    2.4    3.0    2.8   13.6   10.7  ESA wrt IGS08
 CHUR    -1.3    1.7    0.9    1.4    7.1    5.4  ESA wrt IGS08
 MDO1    -8.2    2.4    0.1    2.3    7.4    8.9  ESA wrt IGS08
 ISPA    -1.9    2.5   -5.2    2.5  -14.9   10.2  ESA wrt IGS08
 WHIT     2.4    1.8    2.2    1.5   10.0    5.5  ESA wrt IGS08
 THTI    -2.2    2.1   -4.5    2.6   -6.9    8.5  ESA wrt IGS08
 KOKB    -0.1    2.2   -4.2    2.4   -7.2    8.6  ESA wrt IGS08
 CHAT    -0.7    2.5   -4.4    2.2    2.8    8.8  ESA wrt IGS08
 AUCK    -3.0    1.6   -4.5    1.9   -0.6    6.1  ESA wrt IGS08
 KOUC    12.3    1.6    9.9    1.9    0.7    6.3  ESA wrt IGS08
 MAC1    -3.2    1.7   -7.7    1.4    9.1    5.5  ESA wrt IGS08
 HOB2    -5.9    1.6    0.1    1.5  -17.2    5.8  ESA wrt IGS08
 TOW2     2.7    1.4    1.4    1.6   -8.4    6.2  ESA wrt IGS08
 ALIC     2.7    1.4    3.5    1.7  -11.5    6.2  ESA wrt IGS08
 CEDU     0.3    1.6   -0.2    1.6   -5.5    6.5  ESA wrt IGS08
 DARW    -0.7    1.5    0.8    1.9    2.1    6.6  ESA wrt IGS08
 KARR     1.9    1.8   -2.4    2.0   -7.5    7.3  ESA wrt IGS08
 CAS1     4.2    1.9   -3.4    1.5   -7.2    6.0  ESA wrt IGS08
 COCO     6.0    1.5   -3.9    2.0  -16.0    6.5  ESA wrt IGS08
 DAV1    -5.5    2.0   -1.0    1.8   10.5    6.5  ESA wrt IGS08
 KERG    -5.0    2.7    0.9    2.0    2.8    8.6  ESA wrt IGS08
 ARTU    -1.4    2.4    2.7    1.6   10.9    7.2  ESA wrt IGS08
 REUN     0.3    1.6   -4.8    1.9   -0.7    6.7  ESA wrt IGS08
 RAMO    -3.3    1.5   -0.9    1.7    2.2    5.9  ESA wrt IGS08
 WIND     4.0    2.3   -1.0    2.6    4.8    9.5  ESA wrt IGS08
 Reference sites NOT used 
 POTS     4.7    1.8   -1.2    1.6   13.3    5.5  ESA wrt IGS08
 SYOG    -1.7    4.8    1.6    3.4   -0.0   16.0  ESA wrt IGS08
 
 CENTER GRG
 -------------------
 VARIANCE RESCALING FACTOR FOR GRG 209.36
 
 Transformation of loose solution GRG to IGS08
 -----------------------------------------------
 For   57 Sites, RMS after 7 parameter transformation   3.1 mm  GRG wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    5.2    8.2     -3.6    8.1    -15.2   13.9   0.074  0.385  GRG  CoM
RMS Fits of GRG to IGS08
WRMS NEU   3.90   3.30   9.38 mm, NRMS   1.12   1.03   0.53 Num  57 GRG IGS08
 
 Adjustments to core site positions for GRG
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.7    3.3    2.0    2.7    5.3   19.1  GRG wrt IGS08
 YEBE    -3.5    4.0   -0.2    3.4   -8.4   17.8  GRG wrt IGS08
 HOFN    -2.8    3.4    5.3    2.9   11.1   16.5  GRG wrt IGS08
 MAS1    -2.4    3.2    3.3    3.1    3.6   16.3  GRG wrt IGS08
 PDEL     0.2    3.9    5.6    3.1    0.3   17.4  GRG wrt IGS08
 BRFT    -2.4    3.0    3.1    3.5   -0.2   19.1  GRG wrt IGS08
 QAQ1    -1.6    3.3    0.3    2.6    7.5   15.2  GRG wrt IGS08
 STJO     3.7    4.0   -0.2    3.0   -0.7   17.0  GRG wrt IGS08
 OHI2    -2.5    3.6   -2.2    2.9   -1.5   16.2  GRG wrt IGS08
 PALM    -5.4    3.7   -1.7    2.9   12.2   17.1  GRG wrt IGS08
 CRO1     0.0    3.4    5.8    3.7   -0.5   19.6  GRG wrt IGS08
 BRMU    -2.7    3.6    0.2    3.4    0.1   17.9  GRG wrt IGS08
 SCH2     2.7    3.3    1.6    2.6    1.5   15.1  GRG wrt IGS08
 THU3    -0.3    2.8   -2.1    2.4   16.7   19.8  GRG wrt IGS08
 CONZ     5.7    3.9   -7.5    3.3  -26.4   16.6  GRG wrt IGS08
 BOGT    -6.2    3.0    3.5    3.9    2.8   19.5  GRG wrt IGS08
 USNO    -0.9    4.2   -1.0    3.6    0.5   21.4  GRG wrt IGS08
 GUAT     0.3    4.8   -2.5    5.8  -24.8   27.0  GRG wrt IGS08
 CHUR     3.4    3.3    2.6    2.6   17.4   15.4  GRG wrt IGS08
 MDO1    -5.4    3.4    2.6    3.1   -7.6   17.0  GRG wrt IGS08
 ISPA    -2.3    4.0   -7.3    3.6  -12.1   19.5  GRG wrt IGS08
 DRAO     0.0    3.6   -3.0    2.9   -4.2   15.7  GRG wrt IGS08
 WHIT     3.3    3.3   -1.1    2.8   10.6   15.2  GRG wrt IGS08
 THTI     2.6    3.6   -3.8    4.1    6.9   19.4  GRG wrt IGS08
 MKEA    -1.7    3.7   -4.7    4.0    6.2   20.1  GRG wrt IGS08
 KOKB     2.0    3.4   -4.3    3.5   -1.6   17.4  GRG wrt IGS08
 CHAT    -0.8    3.6   -1.4    3.1    5.4   16.2  GRG wrt IGS08
 AUCK    -1.1    3.5   -1.6    3.1   -1.3   15.9  GRG wrt IGS08
 MQZG    -2.0    3.8   -2.9    3.1    2.4   16.4  GRG wrt IGS08
 MCM4     0.6    3.2   -2.4    2.7   10.3   22.9  GRG wrt IGS08
 KOUC    -8.1    3.8    1.1    3.7  -11.1   20.2  GRG wrt IGS08
 HOB2    -2.8    3.6    1.7    2.8   -2.2   15.9  GRG wrt IGS08
 TOW2     1.1    3.4    4.8    4.0   -3.1   18.9  GRG wrt IGS08
 ALIC    -0.4    3.2    6.2    3.1  -26.5   18.0  GRG wrt IGS08
 CEDU    -1.7    3.3    0.4    2.9   -0.9   16.5  GRG wrt IGS08
 DARW    -6.0    3.1    3.1    3.5    7.3   17.8  GRG wrt IGS08
 KARR     1.6    3.0    1.7    3.2    0.1   16.0  GRG wrt IGS08
 CAS1     0.0    3.1   -4.1    2.7   12.6   16.4  GRG wrt IGS08
 COCO     5.7    2.9   -2.7    3.5  -20.0   16.8  GRG wrt IGS08
 DAV1    -6.0    3.4   -3.3    3.1    2.6   18.5  GRG wrt IGS08
 POL2     5.5    3.7   -3.2    2.9   -1.7   15.6  GRG wrt IGS08
 DGAR    -4.4    2.9    0.1    3.3  -11.8   17.7  GRG wrt IGS08
 KERG    -8.0    4.1   -7.5    3.1   -3.4   17.1  GRG wrt IGS08
 ARTU    -1.3    3.6    3.5    2.8    1.3   15.6  GRG wrt IGS08
 REUN     0.2    3.4   -4.0    3.8    9.3   18.1  GRG wrt IGS08
 SYOG    -1.3    3.9    0.8    3.4   -1.0   22.6  GRG wrt IGS08
 RAMO     1.0    3.3   -2.3    3.2   -5.6   16.2  GRG wrt IGS08
 SUTH    -3.2    3.5   -0.6    3.3    4.0   16.7  GRG wrt IGS08
 WIND    14.9    4.4    0.0    4.7    8.4   24.0  GRG wrt IGS08
 NOT1    -2.2    4.7   -1.7    4.5   -6.6   21.7  GRG wrt IGS08
 NKLG     1.8    3.4    0.6    4.4   -7.2   20.4  GRG wrt IGS08
 WSRT     4.8    3.6   -0.7    3.0    7.7   15.6  GRG wrt IGS08
 Reference sites NOT used 
 LAMA     1.1    3.8    0.0    3.1   -0.8   16.0  GRG wrt IGS08
 POTS    18.8    3.7    2.7    3.0    4.8   15.3  GRG wrt IGS08
 WTZR     1.1    4.0    0.2    3.1  -13.9   16.0  GRG wrt IGS08
 
 
 4.0 CENTER FITS TO COMBINED SOLUTION 
 CENTER COD
 -------------------
 VARIANCE RESCALING FACTOR FOR COD 581.20
 
 Transformation of loose solution COD to COMB
 -----------------------------------------------
 For   65 Sites, RMS after 7 parameter transformation   0.8 mm  COD wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.0  999.1      0.0  999.1     -0.0  999.1   0.184  0.152  COD  CoM
RMS Fits of COD to COMB
WRMS NEU   1.02   0.65   3.10 mm, NRMS   0.52   0.38   0.45 Num  65 COD COMB
 
 Adjustments to core site positions for COD
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -0.7    2.1   -0.6    1.6    0.8    7.3  COD wrt COMB
 HOFN     0.2    2.0    0.7    1.4    1.8    5.9  COD wrt COMB
 MAS1     0.5    1.6   -0.5    1.5   -4.5    5.7  COD wrt COMB
 PDEL     0.8    1.9    0.1    1.6   -0.8    6.8  COD wrt COMB
 BRFT    -0.0    2.0    0.8    2.1   -2.3    7.9  COD wrt COMB
 QAQ1     0.9    2.1    0.9    1.5    0.5    6.5  COD wrt COMB
 BRAZ    -0.4    2.7   -0.1    2.7   -1.8   10.9  COD wrt COMB
 STJO     0.0    2.3    0.5    1.9   -1.3    7.7  COD wrt COMB
 OHI2    -2.2    2.5    0.2    1.7   -1.4    6.7  COD wrt COMB
 LPGS    -1.7    2.7    0.2    2.6   -1.7   11.3  COD wrt COMB
 CRO1    -0.7    2.1   -0.3    2.4   -0.1   10.6  COD wrt COMB
 BRMU     1.1    1.6    0.2    1.5   -2.3    5.8  COD wrt COMB
 UNSA    -1.1    2.1    1.0    2.2   -2.4    8.2  COD wrt COMB
 SCH2     0.7    1.9    0.6    1.4    0.8    5.8  COD wrt COMB
 THU3     0.3    1.9    0.6    1.4    2.2    8.4  COD wrt COMB
 CONZ    -1.1    2.0   -0.5    1.7    2.7    6.2  COD wrt COMB
 USNO     0.8    2.6    1.0    2.4   -1.8   10.7  COD wrt COMB
 CHUR     0.9    1.9    0.7    1.4   -1.2    5.5  COD wrt COMB
 MDO1     0.2    1.9    0.4    1.9    0.6    6.9  COD wrt COMB
 ISPA    -1.4    1.9   -1.5    2.1    2.5    6.6  COD wrt COMB
 DRAO     1.1    2.2    0.6    1.7   -2.8    6.6  COD wrt COMB
 WHIT     2.4    1.9    0.4    1.5    0.6    5.5  COD wrt COMB
 THTI    -1.6    1.8   -1.6    2.2    2.1    7.1  COD wrt COMB
 MKEA    -1.1    2.4   -1.0    2.4   -2.0    8.8  COD wrt COMB
 KOKB     0.2    2.1   -1.4    2.2   -1.0    7.5  COD wrt COMB
 ASPA    -1.4    1.5   -1.2    1.6    1.4    5.8  COD wrt COMB
 CHAT    -0.7    2.0   -0.4    1.7   -3.0    6.8  COD wrt COMB
 AUCK    -1.3    1.6    0.2    1.5    2.2    5.6  COD wrt COMB
 MQZG    -1.3    1.9    0.8    1.6    2.0    6.8  COD wrt COMB
 MCM4    -0.5    2.1    1.1    1.5    2.3   10.1  COD wrt COMB
 KOUC    -0.9    1.4   -0.1    1.6   -0.6    5.7  COD wrt COMB
 MAC1    -1.0    1.9    0.7    1.3    3.7    5.6  COD wrt COMB
 TIDB    -0.3    2.2    0.8    1.9    7.1    8.5  COD wrt COMB
 HOB2     0.8    1.8    1.0    1.4   -0.7    6.1  COD wrt COMB
 TOW2    -0.6    1.5    0.3    1.5   -2.5    6.3  COD wrt COMB
 ALIC    -0.3    1.5    1.1    1.5    1.8    6.4  COD wrt COMB
 CEDU    -1.1    1.6    0.5    1.4   -1.9    6.3  COD wrt COMB
 DARW     0.4    1.7    0.4    1.8   -5.6    7.5  COD wrt COMB
 KARR     0.9    1.7    0.5    1.8   -7.5    6.9  COD wrt COMB
 CAS1    -1.7    1.9    0.3    1.4    1.1    6.0  COD wrt COMB
 COCO    -0.3    1.4    0.3    1.7    2.3    6.3  COD wrt COMB
 DAV1    -1.4    1.8   -0.2    1.5   -2.2    5.6  COD wrt COMB
 POL2     0.8    2.3   -0.8    1.8   -0.4    6.7  COD wrt COMB
 DGAR     0.3    1.9    0.1    2.3    1.6    8.2  COD wrt COMB
 KERG     0.0    2.2    0.3    1.7    6.7    6.6  COD wrt COMB
 ARTU     0.6    2.0   -0.2    1.6    3.8    6.2  COD wrt COMB
 REUN     0.8    1.5    0.4    1.7   -3.7    6.0  COD wrt COMB
 SYOG    -1.1    2.9   -0.0    2.3    0.8   10.8  COD wrt COMB
 RAMO     1.2    1.5   -0.5    1.4    0.6    5.0  COD wrt COMB
 RBAY    -0.6    2.8    0.5    3.1   -2.1   12.5  COD wrt COMB
 SUTH    -0.4    2.1   -0.0    2.0   -5.6    7.1  COD wrt COMB
 TRO1     0.6    2.1   -0.2    1.6    0.8    7.0  COD wrt COMB
 WIND     0.1    2.3   -0.3    2.5   -4.7    9.2  COD wrt COMB
 NOT1     1.1    2.3   -0.1    2.1    1.8    8.8  COD wrt COMB
 NKLG     0.7    1.5   -0.4    1.6   -1.7    5.1  COD wrt COMB
 WSRT     1.5    2.0   -0.1    1.6   -2.0    5.9  COD wrt COMB
 Reference sites NOT used 
 LAMA     0.8    2.1   -0.5    1.6    2.4    6.3  COD wrt COMB
 POTS     0.5    1.9    0.1    1.5    2.2    5.3  COD wrt COMB
 WTZR     0.5    2.0    0.3    1.6    2.4    5.8  COD wrt COMB
 
 CENTER EMR
 -------------------
 VARIANCE RESCALING FACTOR FOR EMR 43.41
 
 Transformation of loose solution EMR to COMB
 -----------------------------------------------
 For   54 Sites, RMS after 7 parameter transformation   1.1 mm  EMR wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    2.4    8.4     -6.2    8.8      1.8    8.8  -0.131  0.174  EMR  CoM
RMS Fits of EMR to COMB
WRMS NEU   1.40   1.21   3.49 mm, NRMS   0.67   0.67   0.48 Num  50 EMR COMB
 
 Adjustments to core site positions for EMR
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     2.0    2.1    1.1    1.6   -2.3    7.8  EMR wrt COMB
 HOFN     0.8    2.0   -0.9    1.6   -1.7    6.5  EMR wrt COMB
 MAS1     0.6    1.8    0.0    1.7    2.0    6.7  EMR wrt COMB
 PDEL     0.4    1.9    0.5    1.6   -2.2    6.3  EMR wrt COMB
 BRFT     1.3    1.9   -0.7    1.9   -1.8    7.2  EMR wrt COMB
 QAQ1    -1.3    2.1   -0.2    1.5    1.6    6.3  EMR wrt COMB
 STJO    -0.7    2.0    0.0    1.5    3.5    5.9  EMR wrt COMB
 OHI2     1.6    2.4   -1.7    1.6    3.3    6.6  EMR wrt COMB
 LPGS     1.4    2.7   -2.1    2.3    3.1   10.3  EMR wrt COMB
 PALM     1.3    2.4   -1.1    1.6   -0.4    6.7  EMR wrt COMB
 CRO1     1.5    2.4    1.3    2.8    4.1   11.3  EMR wrt COMB
 BRMU    -0.1    1.8    0.6    1.6   -3.8    6.4  EMR wrt COMB
 SCH2    -1.8    2.0    1.0    1.5   -0.8    6.0  EMR wrt COMB
 THU3    -1.7    1.8    0.4    1.4   -1.5    8.4  EMR wrt COMB
 BOGT     1.8    2.0   -0.6    2.2   -2.1    8.0  EMR wrt COMB
 USNO    -0.6    2.8   -0.7    2.5   -2.1   10.7  EMR wrt COMB
 CHUR    -2.4    2.1    0.2    1.6    2.9    6.5  EMR wrt COMB
 MDO1    -0.5    1.9   -0.3    1.8   -1.1    6.5  EMR wrt COMB
 ISPA     2.8    2.3   -2.3    2.2    1.8    8.1  EMR wrt COMB
 DRAO    -1.9    2.1    0.9    1.6    1.2    6.0  EMR wrt COMB
 WHIT    -1.6    2.1    1.2    1.6    0.3    6.1  EMR wrt COMB
 MKEA    -1.0    2.1    2.5    2.3   -1.1    7.8  EMR wrt COMB
 KOKB    -1.6    2.0    3.6    2.1   -1.6    6.8  EMR wrt COMB
 ASPA     0.3    2.0    1.5    2.3    2.3    7.7  EMR wrt COMB
 CHAT     1.9    3.1    2.0    2.6    5.7    9.6  EMR wrt COMB
 MCM4     2.1    2.1    0.3    1.7   -7.5   10.0  EMR wrt COMB
 KOUC    -0.0    2.0    0.6    2.1    4.7    7.7  EMR wrt COMB
 MAC1     1.8    2.2    0.6    1.5   -0.7    6.2  EMR wrt COMB
 TIDB    -0.7    1.9   -0.5    1.6   -2.5    6.7  EMR wrt COMB
 HOB2     1.1    2.1   -0.5    1.5    9.3    6.2  EMR wrt COMB
 TOW2    -0.3    1.7   -1.6    1.7   -1.0    6.7  EMR wrt COMB
 ALIC    -0.3    1.7   -2.5    1.7   -4.5    6.7  EMR wrt COMB
 CEDU     0.7    1.9   -1.6    1.7    3.9    6.9  EMR wrt COMB
 DARW    -0.9    1.6   -2.2    1.8    4.9    6.6  EMR wrt COMB
 CAS1     2.2    2.2    0.3    1.7    2.4    7.2  EMR wrt COMB
 COCO     1.7    2.4   -1.8    2.9   -1.5    9.8  EMR wrt COMB
 POL2    -2.5    2.1    1.9    1.6   -0.4    6.1  EMR wrt COMB
 DGAR     1.1    1.9    1.0    2.0    1.3    7.1  EMR wrt COMB
 KERG     1.7    2.4    0.1    1.8   -0.6    6.9  EMR wrt COMB
 ARTU    -1.4    2.2    1.2    1.6   -4.7    6.3  EMR wrt COMB
 SYOG     2.6    3.2   -0.0    2.5   -5.7   11.3  EMR wrt COMB
 POLV    -0.2    2.0    1.4    1.6   -2.7    5.9  EMR wrt COMB
 WIND    -0.5    2.7    0.4    2.8   -1.6   10.4  EMR wrt COMB
 NOT1     0.3    2.2    1.1    2.1   -6.2    7.8  EMR wrt COMB
 WSRT    -1.3    2.0    0.0    1.6    7.5    5.8  EMR wrt COMB
 Reference sites NOT used 
 RBAY     0.6    9.1    3.3   19.9   -5.5   23.6  EMR wrt COMB
 
 CENTER JPL
 -------------------
 VARIANCE RESCALING FACTOR FOR JPL 197554.24
 
 Transformation of loose solution JPL to COMB
 -----------------------------------------------
 For   43 Sites, RMS after 7 parameter transformation   2.2 mm  JPL wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    2.7  330.7     -6.7  318.5      0.5  336.8  -0.027  6.627  JPL  CoM
RMS Fits of JPL to COMB
WRMS NEU   1.75   3.11   4.76 mm, NRMS   0.02   0.03   0.01 Num  42 JPL COMB
 
 Adjustments to core site positions for JPL
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     0.3  101.6   -1.1   86.1    5.6  351.1  JPL wrt COMB
 HOFN     2.1  116.7   -2.7   90.4   -1.8  354.2  JPL wrt COMB
 MAS1     1.9  136.6   -2.4  130.3   -3.5  453.2  JPL wrt COMB
 PDEL     1.4   97.0    6.0   80.5   -2.1  293.1  JPL wrt COMB
 BRFT    -0.2   89.3    1.8   97.3   -4.0  343.9  JPL wrt COMB
 QAQ1     1.3  120.6   -0.1   86.7   -0.8  343.0  JPL wrt COMB
 STJO     2.2  136.0   -2.3   99.8    1.5  372.6  JPL wrt COMB
 OHI2    -1.0  113.0    1.3   82.2    1.7  309.4  JPL wrt COMB
 LPGS    -5.8  151.2    1.1  137.8  -10.7  534.7  JPL wrt COMB
 CRO1     2.1  105.5   -0.4  117.4   -1.9  448.0  JPL wrt COMB
 BRMU     1.2   94.4    9.8   84.0   -5.0  295.7  JPL wrt COMB
 UNSA    -2.3  105.2   -2.0  110.8   -7.6  392.6  JPL wrt COMB
 SCH2     0.2  120.3   -3.2   88.3    2.2  320.9  JPL wrt COMB
 THU3    -1.0  113.3   -0.0   93.0    2.4  474.0  JPL wrt COMB
 CONZ    -1.8  107.8    1.5   97.9   -5.1  344.5  JPL wrt COMB
 BOGT     2.5  106.8   -4.3  126.2   -6.2  419.7  JPL wrt COMB
 CHUR    -0.1  106.9   -1.6   83.4   10.1  299.5  JPL wrt COMB
 ISPA     0.2  135.1   -1.0  136.4    3.6  459.5  JPL wrt COMB
 WHIT     0.8  130.9    2.0  103.7    2.9  358.3  JPL wrt COMB
 THTI     0.4  108.7   -0.4  126.2    2.5  380.9  JPL wrt COMB
 KOKB     2.4  104.1    4.0  103.4    2.2  331.3  JPL wrt COMB
 ASPA    -0.2   93.0    0.8  110.3   -2.0  357.6  JPL wrt COMB
 CHAT     0.4  104.7   -5.0   89.0   -0.3  302.6  JPL wrt COMB
 AUCK    -1.0   93.4   -0.8   83.8    1.3  278.4  JPL wrt COMB
 MCM4     1.0  127.5    1.4  103.7   -5.9  519.6  JPL wrt COMB
 KOUC    -4.9  113.7   -4.7  115.5    9.6  392.8  JPL wrt COMB
 MAC1    -1.1  105.0    1.5   75.9   -4.9  283.3  JPL wrt COMB
 HOB2     0.8  182.9    0.9  141.1    0.5  481.7  JPL wrt COMB
 TOW2    -0.7   82.3    1.0   84.2    3.1  307.7  JPL wrt COMB
 ALIC    -1.8  125.9    3.6  125.3   -1.5  446.6  JPL wrt COMB
 CEDU    -1.4  116.3   -0.4  105.9   -0.1  391.8  JPL wrt COMB
 DARW    -0.2   83.0   -1.2   93.3   -0.0  312.4  JPL wrt COMB
 KARR     0.1   83.3    6.2   91.5    0.2  295.8  JPL wrt COMB
 CAS1    -2.8  101.8    0.7   83.3   14.0  316.3  JPL wrt COMB
 COCO     0.5   87.7   -1.3  108.7    0.4  344.4  JPL wrt COMB
 DGAR     1.0   87.7   -2.8  102.8    2.3  358.4  JPL wrt COMB
 ARTU     2.8  105.1   -2.6   80.9    0.5  297.8  JPL wrt COMB
 REUN    -0.8  100.9   -2.7  107.2   -0.2  375.5  JPL wrt COMB
 RAMO     2.8   93.7    0.6   89.1   -6.0  294.4  JPL wrt COMB
 NKLG    -3.0  124.2   -2.0  153.1   -2.8  431.0  JPL wrt COMB
 Reference sites NOT used 
 SYOG    -1.7  290.8   -2.4  231.9    1.1  737.2  JPL wrt COMB
 WSRT    -1.0  260.9   -1.8  204.0    4.4  591.4  JPL wrt COMB
 
 CENTER MIT
 -------------------
 VARIANCE RESCALING FACTOR FOR MIT 5.60
 
 Transformation of loose solution MIT to COMB
 -----------------------------------------------
 For   69 Sites, RMS after 7 parameter transformation   0.6 mm  MIT wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -2.7    2.8     -0.5    2.8    -15.4    3.8   0.069  0.105  MIT  CoM
RMS Fits of MIT to COMB
WRMS NEU   0.56   0.65   2.00 mm, NRMS   0.39   0.47   0.40 Num  69 MIT COMB
 
 Adjustments to core site positions for MIT
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -0.9    1.5    0.0    1.2   -0.1    5.0  MIT wrt COMB
 YEBE    -0.3    2.1    0.1    1.9    3.6    7.2  MIT wrt COMB
 HOFN    -0.2    1.5   -0.1    1.3    3.9    4.3  MIT wrt COMB
 MAS1     0.3    1.0   -0.0    1.1    1.9    4.1  MIT wrt COMB
 PDEL    -0.2    1.2   -0.2    1.1    2.2    4.0  MIT wrt COMB
 BRFT     0.3    1.5   -1.3    1.6    0.1    5.8  MIT wrt COMB
 QAQ1     0.3    1.3   -0.0    1.1    1.2    3.9  MIT wrt COMB
 BRAZ    -0.4    1.7   -0.3    1.9   -1.0    7.2  MIT wrt COMB
 STJO     0.4    1.2    0.5    1.1    0.3    3.8  MIT wrt COMB
 OHI2    -0.5    1.5    0.3    1.2   -1.0    4.1  MIT wrt COMB
 LPGS    -0.3    1.7    0.7    1.6    0.1    6.8  MIT wrt COMB
 PALM    -0.1    1.5    0.6    1.1    1.4    4.0  MIT wrt COMB
 CRO1    -0.6    1.5    0.4    1.8   -2.2    7.2  MIT wrt COMB
 BRMU     0.7    1.3    0.6    1.4    0.6    5.2  MIT wrt COMB
 UNSA    -0.8    1.7    0.5    1.8    0.8    6.8  MIT wrt COMB
 SCH2     0.5    1.6   -0.6    1.4    1.2    4.8  MIT wrt COMB
 THU3     1.0    1.4   -1.0    1.2    1.3    5.4  MIT wrt COMB
 CONZ    -0.8    1.4    1.0    1.3   -3.0    4.5  MIT wrt COMB
 BOGT    -0.6    1.3    0.9    1.6    0.5    5.6  MIT wrt COMB
 USNO     0.1    2.4    0.4    2.3    1.4   10.0  MIT wrt COMB
 GUAT    -0.0    2.2    0.1    2.6   -1.2    8.9  MIT wrt COMB
 CHUR     0.7    1.2   -1.1    1.0   -2.7    3.6  MIT wrt COMB
 MDO1    -0.7    1.5   -0.8    1.6    1.7    5.5  MIT wrt COMB
 ISPA    -0.7    1.4    0.0    1.5   -0.4    5.2  MIT wrt COMB
 DRAO     0.4    1.5   -1.2    1.2    0.0    4.5  MIT wrt COMB
 WHIT    -0.5    1.5   -1.1    1.2    0.3    4.2  MIT wrt COMB
 THTI     0.2    1.5    0.5    1.9   -4.8    5.8  MIT wrt COMB
 MKEA     0.9    1.6   -1.2    1.9   -1.9    6.2  MIT wrt COMB
 KOKB     0.2    1.7   -0.2    1.9    1.3    6.2  MIT wrt COMB
 ASPA     1.0    1.7    1.1    2.1   -1.5    7.4  MIT wrt COMB
 CHAT    -0.6    1.2    0.1    1.1   -1.2    3.8  MIT wrt COMB
 AUCK    -0.1    1.0    0.4    1.0   -2.7    3.4  MIT wrt COMB
 MCM4    -0.2    1.5   -0.8    1.3    2.7    6.4  MIT wrt COMB
 KOUC     0.7    1.3    1.4    1.5   -3.0    5.3  MIT wrt COMB
 MAC1    -0.8    1.2   -0.4    0.9   -1.7    3.4  MIT wrt COMB
 TIDB     0.6    1.4    0.4    1.4   -1.5    5.3  MIT wrt COMB
 HOB2     1.0    1.3   -0.3    1.1   -2.4    4.3  MIT wrt COMB
 TOW2     0.4    1.2   -0.3    1.3   -0.5    4.9  MIT wrt COMB
 ALIC     0.4    1.4   -0.1    1.6    0.3    6.0  MIT wrt COMB
 CEDU     0.2    1.0    0.4    1.0   -1.6    3.5  MIT wrt COMB
 DARW     0.2    1.6    0.0    1.8    1.4    6.6  MIT wrt COMB
 KARR    -0.7    1.2   -0.1    1.4   -1.8    4.4  MIT wrt COMB
 CAS1     0.2    1.2   -0.7    1.1   -3.0    3.5  MIT wrt COMB
 COCO    -0.5    1.2    0.3    1.6   -4.7    5.3  MIT wrt COMB
 DAV1     0.4    1.7   -0.0    1.6    2.2    5.2  MIT wrt COMB
 POL2    -0.1    1.5   -0.5    1.4   -0.7    4.7  MIT wrt COMB
 DGAR    -0.2    1.7   -1.7    2.0   -1.1    7.2  MIT wrt COMB
 KERG    -1.3    1.6    1.2    1.4   -0.7    4.7  MIT wrt COMB
 ARTU     0.5    1.6    0.0    1.3    1.5    4.8  MIT wrt COMB
 REUN    -0.8    1.6   -1.7    1.9   -0.3    6.6  MIT wrt COMB
 SYOG    -1.0    1.7    0.7    1.4    0.6    5.0  MIT wrt COMB
 RAMO    -1.2    1.4   -0.1    1.5    1.8    5.5  MIT wrt COMB
 POLV    -0.5    1.6   -0.8    1.4   -0.9    5.0  MIT wrt COMB
 SUTH     0.4    1.6   -0.2    1.6    1.4    5.4  MIT wrt COMB
 TRO1    -0.1    1.6   -0.2    1.5    0.3    5.4  MIT wrt COMB
 WIND    -0.1    1.7   -0.7    1.9    3.4    6.1  MIT wrt COMB
 NOT1    -0.2    1.1   -0.6    1.2    1.6    4.2  MIT wrt COMB
 NKLG    -0.6    1.4    0.2    1.6    2.8    5.2  MIT wrt COMB
 WSRT    -0.2    1.2   -0.3    1.0   -2.4    3.6  MIT wrt COMB
 Reference sites NOT used 
 LAMA    -0.3    1.6   -1.2    1.3   -0.4    4.8  MIT wrt COMB
 POTS    -1.0    1.6   -0.6    1.4    2.7    4.8  MIT wrt COMB
 RBAY     1.6    3.1   -1.4    3.5    2.4   10.8  MIT wrt COMB
 WTZR    -0.1    1.9   -0.3    1.7   -0.5    6.0  MIT wrt COMB
 
 CENTER GFZ
 -------------------
 VARIANCE RESCALING FACTOR FOR GFZ 272.31
 
 Transformation of loose solution GFZ to COMB
 -----------------------------------------------
 For   60 Sites, RMS after 7 parameter transformation   0.6 mm  GFZ wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    0.0  998.2     -0.0  998.2     -0.0  998.2   0.070  0.120  GFZ  CoM
RMS Fits of GFZ to COMB
WRMS NEU   0.62   0.65   2.04 mm, NRMS   0.42   0.45   0.38 Num  60 GFZ COMB
 
 Adjustments to core site positions for GFZ
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -0.0    1.4    0.5    1.2   -3.1    4.2  GFZ wrt COMB
 MAS1    -0.1    1.2    0.4    1.4   -1.2    4.6  GFZ wrt COMB
 PDEL     0.4    1.3    0.1    1.3   -1.1    4.3  GFZ wrt COMB
 BRFT    -0.3    1.4    0.0    1.6    0.3    6.1  GFZ wrt COMB
 QAQ1     0.3    1.7   -0.1    1.2   -1.3    5.2  GFZ wrt COMB
 BRAZ    -0.7    1.8    1.2    1.9   -0.6    7.5  GFZ wrt COMB
 STJO     0.4    1.9   -0.6    1.5   -1.4    6.0  GFZ wrt COMB
 OHI2    -0.3    1.5    0.6    1.4    0.1    4.5  GFZ wrt COMB
 LPGS    -0.4    2.2    0.1    2.0   -0.3    8.9  GFZ wrt COMB
 PALM    -0.4    1.9    0.7    1.5   -1.8    5.8  GFZ wrt COMB
 CRO1     1.1    1.6   -0.5    1.9    2.0    8.2  GFZ wrt COMB
 BRMU    -0.2    1.3   -0.6    1.3    0.6    4.6  GFZ wrt COMB
 UNSA    -0.6    1.6    0.7    1.8    2.0    7.1  GFZ wrt COMB
 SCH2    -0.0    1.3   -0.7    1.1   -1.2    4.0  GFZ wrt COMB
 THU3     0.3    1.4    0.1    1.2    0.7    6.8  GFZ wrt COMB
 CONZ     0.0    1.4    0.4    1.4    0.7    5.0  GFZ wrt COMB
 BOGT     1.1    1.6   -1.1    2.0   -0.4    7.5  GFZ wrt COMB
 CHUR    -0.3    1.3   -0.3    1.1    3.0    4.1  GFZ wrt COMB
 MDO1     0.7    1.6   -0.8    1.6    0.4    5.9  GFZ wrt COMB
 ISPA     0.1    1.8    1.7    1.9   -0.2    7.0  GFZ wrt COMB
 DRAO     0.2    1.7    0.1    1.4    3.8    5.2  GFZ wrt COMB
 WHIT     0.2    1.4    0.2    1.2    0.4    4.1  GFZ wrt COMB
 THTI    -0.1    1.5   -0.1    2.1    1.2    6.1  GFZ wrt COMB
 MKEA     0.6    1.7    0.9    2.1    2.2    7.0  GFZ wrt COMB
 ASPA    -0.8    1.3   -1.4    1.9   -0.8    5.3  GFZ wrt COMB
 CHAT    -0.0    1.7   -0.7    1.5    1.2    5.4  GFZ wrt COMB
 AUCK    -0.1    1.2   -0.3    1.3   -0.0    4.2  GFZ wrt COMB
 KOUC    -0.4    1.2   -0.6    1.4    2.0    4.7  GFZ wrt COMB
 MAC1     0.2    1.4    0.3    1.1   -2.8    4.2  GFZ wrt COMB
 TIDB    -0.5    1.7    0.0    1.4    0.6    6.0  GFZ wrt COMB
 HOB2    -1.4    1.3    0.4    1.2   -0.7    4.3  GFZ wrt COMB
 TOW2     0.1    1.1    0.9    1.3    3.0    4.7  GFZ wrt COMB
 ALIC    -0.0    1.1    1.0    1.2    1.9    4.6  GFZ wrt COMB
 CEDU     0.1    1.3   -0.3    1.2   -0.2    4.8  GFZ wrt COMB
 DARW     0.8    1.2    0.5    1.5   -3.8    5.1  GFZ wrt COMB
 KARR     0.6    1.3   -0.2    1.5   -1.5    5.4  GFZ wrt COMB
 CAS1    -0.7    1.4    0.4    1.2    4.6    4.5  GFZ wrt COMB
 COCO     0.8    1.2   -1.5    1.6    3.8    5.1  GFZ wrt COMB
 DAV1    -0.9    1.5   -0.0    1.4    1.1    4.8  GFZ wrt COMB
 DGAR    -0.5    1.4    0.3    1.6    3.3    6.0  GFZ wrt COMB
 KERG    -0.5    1.9   -1.4    1.5   -0.2    5.8  GFZ wrt COMB
 ARTU     0.4    1.8    0.6    1.4    0.1    5.6  GFZ wrt COMB
 REUN    -0.4    1.3    0.9    1.5   -0.8    5.2  GFZ wrt COMB
 SYOG    -0.1    2.4   -0.9    1.9   -0.3    8.8  GFZ wrt COMB
 RAMO     0.2    1.2    0.3    1.4   -2.3    4.4  GFZ wrt COMB
 POLV    -0.2    1.6    0.5    1.3    0.2    4.9  GFZ wrt COMB
 TRO1    -0.2    1.5    0.8    1.2   -0.1    5.6  GFZ wrt COMB
 WIND    -2.7    1.7    0.3    2.1   -3.7    6.8  GFZ wrt COMB
 NKLG    -0.7    1.1    0.1    1.6   -0.2    4.4  GFZ wrt COMB
 WSRT    -0.1    1.7    0.4    1.3    1.9    4.9  GFZ wrt COMB
 Reference sites NOT used 
 LAMA    -0.1    1.4    0.9    1.3    0.4    4.3  GFZ wrt COMB
 POTS    -2.3    1.4    0.4    1.2   -5.3    4.0  GFZ wrt COMB
 RBAY    -1.6    2.7    0.9    3.1   -4.7   11.9  GFZ wrt COMB
 WTZR     0.1    1.5    0.2    1.4   -0.2    4.5  GFZ wrt COMB
 
 CENTER SIO
 -------------------
 VARIANCE RESCALING FACTOR FOR SIO 6.96
 
 Transformation of loose solution SIO to COMB
 -----------------------------------------------
 For   65 Sites, RMS after 7 parameter transformation   1.2 mm  SIO wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -1.0    4.0     -4.7    3.9      9.0    6.5   0.036  0.162  SIO  CoM
RMS Fits of SIO to COMB
WRMS NEU   1.88   0.90   3.49 mm, NRMS   0.83   0.40   0.49 Num  65 SIO COMB
 
 Adjustments to core site positions for SIO
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     2.4    2.5   -2.3    2.4   -0.4    7.6  SIO wrt COMB
 YEBE    -0.2    2.5    0.1    2.3    0.8    7.7  SIO wrt COMB
 HOFN    -0.3    2.1   -0.6    1.9   -5.0    5.8  SIO wrt COMB
 MAS1    -0.5    2.3    1.5    2.4   -2.5    8.2  SIO wrt COMB
 PDEL    -0.7    2.2    0.4    2.2   -0.9    6.7  SIO wrt COMB
 BRFT     0.5    2.0   -1.7    2.4    3.5    7.2  SIO wrt COMB
 QAQ1    -1.0    1.7    0.1    1.5   -3.2    5.0  SIO wrt COMB
 BRAZ     2.1    2.5   -0.7    2.7    2.5    8.2  SIO wrt COMB
 STJO    -1.4    2.0    0.2    1.8   -2.7    6.1  SIO wrt COMB
 OHI2     4.7    3.3   -1.3    2.6   -1.6    7.8  SIO wrt COMB
 LPGS     4.2    3.1    0.6    3.0    2.3   11.8  SIO wrt COMB
 PALM     5.4    2.8   -0.3    2.2   -0.7    7.2  SIO wrt COMB
 CRO1    -0.1    2.4   -0.1    3.0   -0.3   11.6  SIO wrt COMB
 BRMU    -1.3    2.2   -0.5    2.4    2.1    8.4  SIO wrt COMB
 UNSA     3.4    2.6   -0.4    2.9    0.9    9.4  SIO wrt COMB
 SCH2    -3.0    2.0   -0.3    1.9    1.0    5.6  SIO wrt COMB
 THU3    -1.2    1.8    0.2    1.6   -6.1    6.7  SIO wrt COMB
 BOGT    -1.1    2.4   -0.0    2.8   -2.7    9.8  SIO wrt COMB
 USNO    -1.4    2.7   -0.4    2.7   -0.9   10.4  SIO wrt COMB
 GUAT    -0.0    2.2   -0.9    2.8    0.9    9.2  SIO wrt COMB
 CHUR    -2.5    2.2    0.5    1.9   -3.6    6.3  SIO wrt COMB
 MDO1    -0.8    2.0    1.1    2.1   -5.5    6.5  SIO wrt COMB
 ISPA     2.3    2.8    1.1    3.2    1.6   10.1  SIO wrt COMB
 DRAO    -1.8    1.9    1.2    1.6   -4.0    5.0  SIO wrt COMB
 WHIT    -2.4    2.0    0.9    1.9   -3.7    5.1  SIO wrt COMB
 THTI    -0.7    2.5    1.1    3.4    5.1    9.1  SIO wrt COMB
 MKEA    -1.2    1.8    2.6    2.2    3.3    5.9  SIO wrt COMB
 ASPA     0.3    1.7    0.4    2.2    2.4    6.5  SIO wrt COMB
 CHAT     2.7    1.7    0.3    1.7    2.0    4.9  SIO wrt COMB
 AUCK     1.9    2.2   -0.8    2.2    5.5    6.7  SIO wrt COMB
 MQZG     2.2    2.4    0.6    2.2   -0.8    7.0  SIO wrt COMB
 MCM4     2.0    2.4    0.2    2.1   -1.2    8.4  SIO wrt COMB
 MAC1     3.0    2.5   -0.6    2.1   -0.9    6.6  SIO wrt COMB
 TIDB     1.5    2.2   -1.0    2.1    3.1    6.9  SIO wrt COMB
 HOB2     4.0    2.4   -0.6    2.2    4.2    6.8  SIO wrt COMB
 TOW2     0.1    1.9   -1.1    2.2    6.0    6.9  SIO wrt COMB
 ALIC     0.7    1.9   -1.0    2.1    1.7    6.5  SIO wrt COMB
 CEDU     2.3    2.1   -1.3    2.2    4.0    6.7  SIO wrt COMB
 DARW    -0.9    2.0   -1.9    2.3    5.6    7.2  SIO wrt COMB
 KARR     2.0    2.2   -1.0    2.5    6.8    6.8  SIO wrt COMB
 CAS1     3.6    2.4    0.6    2.4    7.0    6.8  SIO wrt COMB
 DAV1     2.2    3.0   -0.5    2.8   -3.8    8.5  SIO wrt COMB
 POL2    -1.6    2.1    0.5    2.0    1.2    5.8  SIO wrt COMB
 KERG     3.4    2.9   -0.7    2.8   -1.3    7.5  SIO wrt COMB
 ARTU    -1.9    2.1    0.6    1.9   -4.1    5.9  SIO wrt COMB
 REUN     1.7    2.6   -1.2    3.2    6.2    8.5  SIO wrt COMB
 SYOG     2.8    3.1   -2.3    2.9   -4.1    9.7  SIO wrt COMB
 RAMO     0.3    2.2    0.5    2.4   -4.3    7.5  SIO wrt COMB
 POLV     0.0    2.0    0.9    2.0    1.3    5.5  SIO wrt COMB
 MBAR     0.1    3.7    0.5    4.3   -5.8   23.8  SIO wrt COMB
 TRO1    -1.2    2.0    0.6    1.9   -2.2    6.2  SIO wrt COMB
 NOT1    -0.7    1.7    0.6    2.1    0.6    5.4  SIO wrt COMB
 NKLG     1.4    2.0   -0.1    2.4    2.2    6.6  SIO wrt COMB
 WSRT    -1.4    3.5    0.9    3.2    5.1    9.5  SIO wrt COMB
 Reference sites NOT used 
 LAMA    -0.4    2.2    0.4    2.2   -3.4    6.2  SIO wrt COMB
 POTS    -1.6    2.2   -1.5    2.0   -1.4    5.9  SIO wrt COMB
 RBAY     3.6    6.7    3.2    9.6    4.7   20.6  SIO wrt COMB
 
 CENTER NGS
 -------------------
 VARIANCE RESCALING FACTOR FOR NGS 1668.59
 
 Transformation of loose solution NGS to COMB
 -----------------------------------------------
 For   70 Sites, RMS after 7 parameter transformation   1.1 mm  NGS wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -2.4    5.6      1.6    5.8     -9.9    6.3   0.024  0.175  NGS  CoM
RMS Fits of NGS to COMB
WRMS NEU   1.42   1.26   3.21 mm, NRMS   0.61   0.62   0.40 Num  70 NGS COMB
 
 Adjustments to core site positions for NGS
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.2    2.4    1.7    1.9    0.0    8.8  NGS wrt COMB
 YEBE     0.3    2.6   -0.2    2.1    0.1    8.4  NGS wrt COMB
 HOFN     1.3    2.2   -1.1    1.7    4.5    6.8  NGS wrt COMB
 MAS1     0.8    2.4   -0.7    2.2    2.3    9.0  NGS wrt COMB
 PDEL     0.5    1.7   -1.0    1.5    0.6    5.5  NGS wrt COMB
 BRFT     1.1    2.0    2.9    2.1    1.7    7.2  NGS wrt COMB
 QAQ1    -0.7    3.0   -0.3    2.1    5.7    9.1  NGS wrt COMB
 BRAZ     2.3    2.4   -0.0    2.5   -1.0    9.5  NGS wrt COMB
 STJO    -1.1    2.5   -0.5    1.9    3.9    7.2  NGS wrt COMB
 OHI2    -3.3    3.2   -0.7    2.2   -3.6    9.0  NGS wrt COMB
 LPGS     0.5    3.3   -0.4    3.0   -6.6   13.0  NGS wrt COMB
 PALM    -2.8    3.2   -1.1    2.3   -3.1    9.6  NGS wrt COMB
 CRO1     0.4    2.5   -1.4    2.9   -1.2   11.8  NGS wrt COMB
 BRMU     0.6    1.7   -0.1    1.5    3.1    5.6  NGS wrt COMB
 UNSA     2.1    2.3   -4.4    2.4   -5.3    8.6  NGS wrt COMB
 SCH2    -0.8    2.1    1.3    1.6    3.0    6.0  NGS wrt COMB
 THU3    -0.4    1.9    1.3    1.5    5.0    8.3  NGS wrt COMB
 SCUB     1.2    3.5   -1.2    3.7    0.2   15.2  NGS wrt COMB
 USNO     0.2    2.8    1.2    2.5    5.5   10.7  NGS wrt COMB
 GUAT     1.1    2.6    0.9    2.7    4.8   10.1  NGS wrt COMB
 CHUR     0.6    2.5    2.3    1.8    2.6    7.5  NGS wrt COMB
 MDO1     0.4    2.5    0.7    2.3    4.0    8.6  NGS wrt COMB
 ISPA     1.0    2.4   -0.2    2.3   -3.7    8.1  NGS wrt COMB
 DRAO     1.7    3.0    0.6    2.2    4.4    8.6  NGS wrt COMB
 WHIT     2.1    3.1    0.8    2.3    4.2    9.2  NGS wrt COMB
 THTI    -0.7    2.6   -1.8    3.0   -4.8    9.8  NGS wrt COMB
 MKEA     1.4    2.4   -1.0    2.4   -4.2    8.6  NGS wrt COMB
 KOKB     1.2    2.1   -1.1    2.0   -0.8    6.7  NGS wrt COMB
 ASPA    -0.4    2.1   -0.1    2.3   -8.0    8.1  NGS wrt COMB
 CHAT    -1.0    2.1   -0.9    1.7   -3.0    6.2  NGS wrt COMB
 AUCK    -1.1    3.2   -1.4    2.9   -3.0   11.1  NGS wrt COMB
 MQZG    -0.7    2.4   -1.2    1.9   -2.8    7.6  NGS wrt COMB
 MCM4    -0.3    2.3   -1.1    1.7   -0.5   10.3  NGS wrt COMB
 KOUC    -1.4    2.0   -2.0    2.1   -3.8    7.6  NGS wrt COMB
 MAC1    -0.1    2.7   -0.7    1.9    0.7    7.5  NGS wrt COMB
 TIDB    -1.6    2.3   -1.0    1.9    1.8    8.1  NGS wrt COMB
 HOB2    -0.1    2.2   -1.0    1.7    2.1    6.9  NGS wrt COMB
 TOW2    -1.4    1.8   -0.2    1.8   -2.5    7.1  NGS wrt COMB
 ALIC    -2.5    1.7   -0.5    1.7   -2.4    6.8  NGS wrt COMB
 CEDU    -2.5    2.0    0.4    1.8    3.1    7.8  NGS wrt COMB
 DARW    -2.4    1.8    1.3    1.9    2.5    7.1  NGS wrt COMB
 KARR    -3.0    2.3    3.0    2.5    1.1    9.1  NGS wrt COMB
 CAS1    -0.7    2.2    0.0    1.7   -3.3    6.9  NGS wrt COMB
 COCO    -3.1    1.8    0.8    2.0   -2.4    6.8  NGS wrt COMB
 DAV1     0.5    2.6    0.4    2.1    0.8    9.1  NGS wrt COMB
 POL2     1.2    2.6   -0.1    2.1    0.8    8.0  NGS wrt COMB
 DGAR    -0.5    2.1   -0.2    2.2   -5.7    7.8  NGS wrt COMB
 KERG     0.1    2.2    1.5    1.7   -0.3    6.1  NGS wrt COMB
 ARTU     1.3    1.9   -1.6    1.4    1.7    5.2  NGS wrt COMB
 REUN    -1.1    2.3    1.3    2.3    3.8    8.8  NGS wrt COMB
 SYOG     0.3    2.9    1.4    2.2    2.9    9.6  NGS wrt COMB
 RAMO    -0.1    2.1    0.2    2.1   -1.9    7.9  NGS wrt COMB
 POLV     0.1    2.5   -0.8    1.9    0.7    7.1  NGS wrt COMB
 RBAY    -1.6    3.5    1.6    3.5   -0.1   14.8  NGS wrt COMB
 SUTH    -0.3    2.6    1.5    2.2   -1.4    8.8  NGS wrt COMB
 TRO1     1.4    1.9   -1.8    1.6    2.5    6.6  NGS wrt COMB
 WIND    -0.4    3.0    1.8    3.1    1.3   12.4  NGS wrt COMB
 NOT1     0.5    2.5   -0.7    2.3   -0.2    8.9  NGS wrt COMB
 NKLG    -0.4    2.3    0.8    2.4   -4.7    7.9  NGS wrt COMB
 WSRT     1.0    2.6   -0.3    2.0   -3.3    7.5  NGS wrt COMB
 Reference sites NOT used 
 POTS    -0.9    5.0    0.4    3.5    8.9   14.8  NGS wrt COMB
 
 CENTER ESA
 -------------------
 VARIANCE RESCALING FACTOR FOR ESA 18.31
 
 Transformation of loose solution ESA to COMB
 -----------------------------------------------
 For   42 Sites, RMS after 7 parameter transformation   0.8 mm  ESA wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    1.0    4.8     -3.0    5.0    -17.3    6.3   0.052  0.175  ESA  CoM
RMS Fits of ESA to COMB
WRMS NEU   1.02   0.64   3.26 mm, NRMS   0.57   0.36   0.49 Num  41 ESA COMB
 
 Adjustments to core site positions for ESA
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -0.7    1.7    0.8    1.4    2.4    5.6  ESA wrt COMB
 MAS1    -0.1    1.4   -0.3    1.6    1.8    6.0  ESA wrt COMB
 PDEL    -0.5    1.5   -0.2    1.5    1.8    5.8  ESA wrt COMB
 BRFT    -1.1    2.1    0.1    2.7   -0.8    9.1  ESA wrt COMB
 OHI2     0.5    2.1   -0.1    1.6    1.4    6.1  ESA wrt COMB
 BRMU    -0.6    1.5    0.2    1.6   -0.9    6.0  ESA wrt COMB
 SCH2     1.6    1.7    0.3    1.4   -2.5    5.4  ESA wrt COMB
 CONZ    -0.7    1.9    0.3    1.8    2.3    6.5  ESA wrt COMB
 BOGT    -1.9    2.4    0.5    2.9    2.3   10.7  ESA wrt COMB
 CHUR     0.6    1.7   -0.5    1.4   -0.6    5.5  ESA wrt COMB
 MDO1    -0.2    2.4   -0.7    2.3    5.2    8.9  ESA wrt COMB
 ISPA    -1.1    2.5    0.3    2.5   -0.4   10.2  ESA wrt COMB
 WHIT     0.1    1.8   -0.2    1.5    0.3    5.5  ESA wrt COMB
 THTI    -1.4    2.0   -1.4    2.6   -2.2    8.5  ESA wrt COMB
 KOKB    -0.3    2.3   -1.4    2.4   -1.1    8.6  ESA wrt COMB
 ASPA    -0.1    1.7   -0.0    2.1    4.5    7.0  ESA wrt COMB
 CHAT    -0.1    2.5   -0.8    2.1    2.1    8.7  ESA wrt COMB
 AUCK    -0.7    1.5   -0.3    1.8    0.8    6.1  ESA wrt COMB
 MQZG     0.1    1.6   -0.2    1.7    2.9    6.1  ESA wrt COMB
 KOUC     0.4    1.5    1.1    1.8   -1.1    6.3  ESA wrt COMB
 MAC1    -0.2    1.7    0.3    1.4    6.0    5.5  ESA wrt COMB
 HOB2    -3.7    1.6    0.6    1.5   -6.4    5.8  ESA wrt COMB
 TOW2     0.3    1.4    0.6    1.6   -5.3    6.2  ESA wrt COMB
 ALIC     1.1    1.4    0.9    1.7    0.6    6.3  ESA wrt COMB
 CEDU    -0.2    1.6    0.6    1.6   -2.4    6.5  ESA wrt COMB
 DARW     1.6    1.5    0.6    1.9   -3.6    6.7  ESA wrt COMB
 KARR     1.4    1.8   -0.8    2.0   -5.1    7.3  ESA wrt COMB
 CAS1    -0.6    1.9    0.8    1.6   -7.1    6.0  ESA wrt COMB
 COCO     1.0    1.5    0.1    2.0   -1.9    6.6  ESA wrt COMB
 DAV1    -0.9    2.0    1.2    1.8    0.1    6.5  ESA wrt COMB
 KERG    -0.3    2.7    1.4    2.1   -0.7    8.7  ESA wrt COMB
 ARTU     0.3    2.4    0.1    1.7    4.2    7.2  ESA wrt COMB
 REUN     0.6    1.6   -0.2    1.9   -6.1    6.7  ESA wrt COMB
 RAMO    -0.0    1.5    0.2    1.7    5.3    5.9  ESA wrt COMB
 WIND     1.3    2.2    0.2    2.6   -0.6    9.5  ESA wrt COMB
 NKLG     0.8    1.5   -0.9    2.0   -0.5    6.1  ESA wrt COMB
 Reference sites NOT used 
 POTS     2.2    1.7    0.1    1.5    5.2    5.5  ESA wrt COMB
 SYOG    -1.1    4.8    0.6    3.4    0.8   16.0  ESA wrt COMB
 
 CENTER GRG
 -------------------
 VARIANCE RESCALING FACTOR FOR GRG 209.36
 
 Transformation of loose solution GRG to COMB
 -----------------------------------------------
 For   60 Sites, RMS after 7 parameter transformation   1.9 mm  GRG wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    4.9    8.2     -3.4    8.1    -15.4   13.9   0.120  0.378  GRG  CoM
RMS Fits of GRG to COMB
WRMS NEU   2.62   1.77   5.81 mm, NRMS   0.75   0.55   0.32 Num  60 GRG COMB
 
 Adjustments to core site positions for GRG
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.6    3.3   -0.5    2.7    8.2   19.1  GRG wrt COMB
 YEBE    -0.4    4.0   -0.7    3.4   -0.7   17.9  GRG wrt COMB
 HOFN    -1.4    3.4    0.5    2.9   -0.2   16.6  GRG wrt COMB
 MAS1    -2.1    3.3   -0.3    3.1    0.6   16.3  GRG wrt COMB
 PDEL     0.5    3.9    2.8    3.1   -5.0   17.4  GRG wrt COMB
 BRFT    -1.6    2.9    1.4    3.5   -3.5   19.1  GRG wrt COMB
 QAQ1    -0.2    3.3   -1.3    2.6    0.6   15.2  GRG wrt COMB
 STJO     3.0    4.0   -0.9    3.0    0.9   17.0  GRG wrt COMB
 OHI2    -3.0    3.6    1.7    2.8    7.3   16.2  GRG wrt COMB
 LPGS    -2.8    4.7    1.0    4.1    2.8   27.4  GRG wrt COMB
 PALM    -2.5    3.6    0.9    2.9    0.6   17.1  GRG wrt COMB
 CRO1    -0.2    3.4    1.6    3.7   -3.7   19.6  GRG wrt COMB
 BRMU    -2.4    3.6    2.1    3.4   -0.7   17.9  GRG wrt COMB
 UNSA    -2.3    4.0    0.7    4.3   -1.5   20.3  GRG wrt COMB
 SCH2     3.9    3.4   -0.2    2.6    0.6   15.2  GRG wrt COMB
 THU3     0.0    2.8    0.0    2.5    2.2   19.8  GRG wrt COMB
 CONZ    -3.1    3.8   -2.6    3.2  -15.0   16.6  GRG wrt COMB
 BOGT    -2.3    2.9    0.5    3.9   -8.2   19.6  GRG wrt COMB
 USNO     0.5    4.2   -1.6    3.6  -10.3   21.4  GRG wrt COMB
 GUAT    -0.9    4.8    3.4    5.8   -2.0   27.0  GRG wrt COMB
 CHUR     4.9    3.3    2.2    2.7    9.6   15.5  GRG wrt COMB
 MDO1     2.3    3.5    2.0    3.1  -10.0   17.1  GRG wrt COMB
 ISPA    -1.9    3.9   -2.8    3.6    2.4   19.5  GRG wrt COMB
 DRAO     0.2    3.6    0.1    2.9   -3.2   15.8  GRG wrt COMB
 WHIT     1.8    3.4   -2.9    2.8    0.7   15.3  GRG wrt COMB
 THTI     3.7    3.6   -1.8    4.1   11.3   19.4  GRG wrt COMB
 MKEA    -1.2    3.7   -1.9    4.0   -0.0   20.1  GRG wrt COMB
 KOKB     2.6    3.4   -2.2    3.5    4.2   17.4  GRG wrt COMB
 ASPA     1.3    3.1    0.5    3.7   -1.0   17.8  GRG wrt COMB
 CHAT     0.2    3.6    1.0    3.1    4.6   16.2  GRG wrt COMB
 AUCK     1.7    3.5    1.4    3.1    0.0   16.0  GRG wrt COMB
 MQZG    -2.0    3.8   -1.5    3.0    1.1   16.4  GRG wrt COMB
 MCM4    -0.8    3.2   -0.2    2.7    1.5   22.9  GRG wrt COMB
 KOUC    -3.0    3.8   -1.4    3.7    5.8   20.2  GRG wrt COMB
 HOB2     0.1    3.6    1.1    2.8    8.7   15.9  GRG wrt COMB
 TOW2    -0.5    3.4    2.5    4.0   -0.1   18.9  GRG wrt COMB
 ALIC    -1.3    3.2    2.2    3.1  -14.4   18.0  GRG wrt COMB
 CEDU    -1.5    3.3    0.0    2.9    2.3   16.5  GRG wrt COMB
 DARW    -3.0    3.1    1.4    3.5    1.6   17.8  GRG wrt COMB
 KARR     1.6    3.0    2.0    3.2    2.6   16.0  GRG wrt COMB
 CAS1    -4.1    3.1   -0.2    2.7   13.1   16.4  GRG wrt COMB
 COCO     1.1    2.9   -0.1    3.5   -5.5   16.8  GRG wrt COMB
 DAV1    -1.0    3.4   -1.1    3.1   -7.2   18.6  GRG wrt COMB
 POL2     7.4    3.7   -0.4    2.9    6.0   15.6  GRG wrt COMB
 DGAR    -3.2    2.9    1.2    3.4  -10.9   17.8  GRG wrt COMB
 KERG    -3.2    4.2   -7.3    3.1   -6.3   17.1  GRG wrt COMB
 ARTU    -0.2    3.7   -1.1    2.8   -5.3   15.6  GRG wrt COMB
 REUN     0.3    3.4   -0.5    3.8    4.6   18.2  GRG wrt COMB
 SYOG    -0.9    3.9    0.1    3.5    0.4   22.6  GRG wrt COMB
 RAMO     3.2    3.3   -2.8    3.2   -2.0   16.2  GRG wrt COMB
 SUTH    -2.5    3.5   -0.6    3.3    2.7   16.8  GRG wrt COMB
 WIND    11.4    4.4    0.5    4.7    3.8   24.0  GRG wrt COMB
 NOT1    -1.3    4.8   -0.2    4.5   -3.7   21.8  GRG wrt COMB
 NKLG    -1.0    3.4   -2.0    4.4   -5.7   20.4  GRG wrt COMB
 WSRT     4.9    3.6   -0.5    3.0    2.1   15.7  GRG wrt COMB
 Reference sites NOT used 
 LAMA     1.6    3.8    0.8    3.1   -4.6   16.0  GRG wrt COMB
 POTS    14.9    3.7    2.8    3.0   -2.9   15.3  GRG wrt COMB
 WTZR     1.5    4.0   -1.0    3.1  -11.3   16.0  GRG wrt COMB
 
 
 5.0 EOP ESIMATES FROM THE CONSTRAINED COMBINED SOLUTION
 
  MJD      Xpole   Ypole  UT1-UTC    LOD  Xsig  Ysig   UTsig  LODsig  Nr Nf Nt    Xrt    Yrt  Xrtsig  Yrtsig XYcorr XUTcor YUTcor
             (10**-6")       (0.1 usec)    (10**-6")     (0.1 usec)              (10**-6"/d)    (10**-6"/d)
55808.50  165937  416377 -3005912   1894   684   768    9970     118 293  0 32   1142  -1386    204    201   -0.003 -0.000  0.000
55809.50  166978  415026 -3007424   1255   684   769   10018     120 293  0 55    678  -1041    202    203   -0.003 -0.000  0.000
55810.50  167911  413830 -3008786   1580   684   769   10065     117 293  0 55   1088  -1299    200    196   -0.003 -0.000  0.000
55811.50  169281  412613 -3010689   2279   684   769   10114     117 293  0 55   1557  -1276    201    197   -0.003 -0.000  0.000
55812.50  171010  411309 -3013438   3232   684   769   10162     123 293  0 55   1991  -1461    217    215   -0.003 -0.000  0.000
55813.50  173193  410085 -3017100   4090   684   769   10212     119 293  0 55   2177  -1229    203    197   -0.003 -0.000  0.000
55814.50  175288  408792 -3021529   4752   684   769   10262     119 293  0 55   1899  -1260    201    196   -0.003 -0.001  0.000
 6.0 NO ANTENNA OFFSETS AVAILABLE
 



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