[IGSREPORT-20994] Wk 1695 MIT T2 Analysis Report

Tom Herring tah at chandler.mit.edu
Tue Jul 17 22:13:54 PDT 2012


Author: Thomas Herring

********************************************************************************
MIT ANALYSIS REPORT GPS-WEEK 1695    Dates: 12jul01  to  12jul07 
********************************************************************************

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
   MIT1695g.SNX   Combined sinex file from all available analysis centers
   MIT1695g.SUM   Name of this summary file
   MIT1695g.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    222    0.9    0.5     0.8    0.5     3.0    0.5  | 91    0.9    0.5     0.8    0.5     3.4    0.6
 SIO    238    1.1    0.6     0.9    0.5     2.2    0.4  | 91    1.1    0.6     0.9    0.5     2.6    0.5
 GFZ    164    0.9    0.6     0.7    0.4     2.2    0.4  | 91    0.9    0.6     0.6    0.4     2.4    0.4
 MIT    219    0.6    0.4     0.6    0.4    10.8    2.1  | 91    0.6    0.4     0.5    0.4     1.7    0.3
 NGS    221    1.2    0.5     1.5    0.6    23.4    2.7  | 91    1.2    0.5     1.4    0.6     2.9    0.3
 JPL    147    1.1    0.0     1.4    0.0    21.1    0.1  | 50    1.1    0.0     1.0    0.0     3.8    0.0
 EMR     74    2.2    0.8     1.2    0.5     4.9    0.5  | 50    2.1    0.7     1.1    0.5     4.7    0.5
 ESA    155    3.1    1.7     1.7    1.0     4.1    0.6  | 61    1.1    0.6     0.7    0.4     3.2    0.5
 GRG    112    1.3    0.6     1.1    0.6     4.4    0.6  | 63    1.1    0.5     1.1    0.6     5.0    0.7
 
CENTER SINEX ERRORS: (corrected during processing).
 CNT  Site Type of Error           Used values                       IGS.SNX values
 IGS  SMST Used TRM41249.00     DOME dL1   0.0003   0.0005   0.0559  dL2   0.0001   0.0005   0.0580  m ../glbs/h1207041200_cod7.gls
 IGS  SMST Real TRM41249.00     TZGD dL1   0.0006   0.0004   0.0555  dL2   0.0003   0.0005   0.0580  m ../glbs/h1207041200_cod7.gls
 IGS  SMST Eccentricity: Used          0.0000   0.0000   1.9550 Real   0.0000   0.0000   1.8660  m ../glbs/h1207041200_cod7.gls
 SIO  ROAP Used LEIAR25         NONE dL1   0.0014   0.0010   0.1553  dL2  -0.0002   0.0003   0.1640  m ../glbs/h1207081200_sio7.gls
 SIO  ROAP Real LEIAR25.R4      NONE dL1   0.0009   0.0009   0.1594  dL2   0.0001   0.0000   0.1536  m ../glbs/h1207081200_sio7.gls
 SIO  MAS1 Used ASH701945E_M    NONE dL1   0.0011  -0.0001   0.0905  dL2   0.0000   0.0006   0.1190  m ../glbs/h1207081200_sio7.gls
 SIO  MAS1 Real LEIAR25.R4      NONE dL1   0.0009   0.0009   0.1594  dL2   0.0001   0.0000   0.1536  m ../glbs/h1207081200_sio7.gls
 SIO  NAIN Used ASH701945C_M    NONE dL1   0.0007  -0.0005   0.0908  dL2   0.0003   0.0014   0.1198  m ../glbs/h1207081200_sio7.gls
 SIO  NAIN Real ASH701945D_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207081200_sio7.gls
 SIO  ALRT Used ASH701945C_M    NONE dL1   0.0007  -0.0005   0.0908  dL2   0.0003   0.0014   0.1198  m ../glbs/h1207081200_sio7.gls
 SIO  ALRT Real ASH701945D_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207081200_sio7.gls
 SIO  HOLM Used ASH701945C_M    NONE dL1   0.0007  -0.0005   0.0908  dL2   0.0003   0.0014   0.1198  m ../glbs/h1207081200_sio7.gls
 SIO  HOLM Real ASH701945D_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207081200_sio7.gls
 SIO  HOLB Used LEIAT504        SCIS dL1  -0.0002  -0.0003   0.0856  dL2  -0.0002   0.0001   0.1154  m ../glbs/h1207081200_sio7.gls
 SIO  HOLB Real TRM59800.00     SCIS dL1   0.0003   0.0007   0.0867  dL2   0.0001  -0.0002   0.1194  m ../glbs/h1207081200_sio7.gls
 SIO  TSK2 Used JAVRINGANT_DM   NONE dL1   0.0011   0.0009   0.0893  dL2   0.0003  -0.0001   0.1196  m ../glbs/h1207081200_sio7.gls
 SIO  TSK2 Real TRM59800.00     NONE dL1   0.0004   0.0010   0.0898  dL2  -0.0000  -0.0003   0.1200  m ../glbs/h1207081200_sio7.gls
 SIO  CGGN Used TRM59800.00     NONE dL1   0.0005   0.0010   0.0898  dL2  -0.0000  -0.0003   0.1200  m ../glbs/h1207081200_sio7.gls
 SIO  CGGN Real ASH701945B_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207081200_sio7.gls
 ESA  ALRT Used ASH701945C_M    NONE dL1   0.0007  -0.0005   0.0908  dL2   0.0003   0.0014   0.1198  m ../glbs/h1207041200_esa7.gls
 ESA  ALRT Real ASH701945D_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207041200_esa7.gls
 ESA  HOLM Used ASH701945C_M    NONE dL1   0.0007  -0.0005   0.0908  dL2   0.0003   0.0014   0.1198  m ../glbs/h1207041200_esa7.gls
 ESA  HOLM Real ASH701945D_M    NONE dL1   0.0006  -0.0004   0.0919  dL2  -0.0001  -0.0006   0.1203  m ../glbs/h1207041200_esa7.gls
 ESA  TSK2 Used JAVRINGANT_DM   NONE dL1   0.0010   0.0009   0.0893  dL2   0.0003  -0.0001   0.1196  m ../glbs/h1207041200_esa7.gls
 ESA  TSK2 Real TRM59800.00     NONE dL1   0.0004   0.0010   0.0898  dL2  -0.0000  -0.0003   0.1200  m ../glbs/h1207041200_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   4.9 mm  COMBINED wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -1.9    1.4      2.6    1.4    -10.9    2.0  -0.126  0.055  COMBINED  CoM
RMS Fits of COMBINED to IGS08
WRMS NEU   4.16   3.47   9.24 mm, NRMS   5.79   5.16   3.62 Num  67 COMBINED IGS08
 
 Adjustments to core site positions for COMBINED
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.4    0.9    3.1    0.8   -4.0    3.5  COMBINED wrt IGS08
 YEBE    -1.1    0.9    0.9    0.9   -7.6    3.2  COMBINED wrt IGS08
 HOFN    -1.2    0.8    2.9    0.6    5.1    2.2  COMBINED wrt IGS08
 MAS1    -5.0    0.6   -2.1    0.6   -8.9    2.2  COMBINED wrt IGS08
 PDEL     1.0    0.6    2.6    0.6    1.3    2.0  COMBINED wrt IGS08
 BRFT     1.3    0.7    1.7    0.7    0.1    2.7  COMBINED wrt IGS08
 QAQ1    -1.3    0.7    2.0    0.6    0.4    2.3  COMBINED wrt IGS08
 BRAZ    -0.2    0.6   -2.7    0.7   -1.2    2.3  COMBINED wrt IGS08
 STJO     0.9    0.7    0.1    0.6   -0.6    2.2  COMBINED wrt IGS08
 OHI2     8.1    0.8   -5.2    0.7   -3.4    2.5  COMBINED wrt IGS08
 PALM    -3.6    0.8   -3.5    0.6   16.5    2.2  COMBINED wrt IGS08
 CRO1     0.5    0.8   -0.5    0.9   -2.1    3.6  COMBINED wrt IGS08
 BRMU     8.0    0.5    1.1    0.5   -5.5    2.0  COMBINED wrt IGS08
 SCH2     0.0    0.7    1.7    0.5    2.4    2.0  COMBINED wrt IGS08
 THU3    -0.7    0.6   -1.3    0.5   11.4    2.6  COMBINED wrt IGS08
 PARC    -5.7    1.2   -2.2    1.0   -9.9    3.5  COMBINED wrt IGS08
 BOGT    -4.9    0.7    0.8    0.8   17.5    3.0  COMBINED wrt IGS08
 SCUB     3.4    0.8   -7.8    0.8    0.5    3.4  COMBINED wrt IGS08
 USNO    -3.2    1.3   -0.6    1.2   15.9    5.2  COMBINED wrt IGS08
 CHUR    -0.3    0.6    0.0    0.5    7.6    1.8  COMBINED wrt IGS08
 MDO1    -9.3    0.7   -1.0    0.7    9.3    2.5  COMBINED wrt IGS08
 GOLD    -3.1    0.7    0.9    0.6    4.1    2.3  COMBINED wrt IGS08
 DRAO     0.4    0.7   -1.9    0.6   -7.9    2.2  COMBINED wrt IGS08
 WHIT    -0.6    0.6    0.7    0.5    1.0    1.9  COMBINED wrt IGS08
 THTI     1.0    0.7    1.2    0.9   -5.6    2.7  COMBINED wrt IGS08
 MKEA     1.2    1.0   -1.2    1.2    8.4    4.1  COMBINED wrt IGS08
 KOKB    -0.1    0.7   -1.4    0.8    0.4    2.6  COMBINED wrt IGS08
 AUCK    -3.1    0.6   -2.5    0.6   -9.5    2.0  COMBINED wrt IGS08
 MCM4    -0.2    0.7   -2.3    0.5   16.0    2.9  COMBINED wrt IGS08
 KOUC     7.0    0.7    3.5    0.8   -2.5    2.9  COMBINED wrt IGS08
 MAC1    -7.2    0.6   -7.9    0.5    0.8    1.9  COMBINED wrt IGS08
 TIDB    -0.4    0.7   -2.2    0.6  -20.9    2.4  COMBINED wrt IGS08
 HOB2    -1.6    0.6   -1.0    0.5  -11.3    1.9  COMBINED wrt IGS08
 TOW2     7.7    0.5    1.3    0.6  -23.9    2.2  COMBINED wrt IGS08
 DUM1    -9.0    1.5  -12.8    1.2  -27.8    4.8  COMBINED wrt IGS08
 ALIC     2.2    0.5    3.0    0.6  -17.2    2.2  COMBINED wrt IGS08
 CEDU     1.3    0.6   -2.4    0.5   -3.2    2.1  COMBINED wrt IGS08
 DARW    -0.2    0.6    1.3    0.6    7.8    2.3  COMBINED wrt IGS08
 KARR     2.6    0.6   -2.9    0.7   -2.5    2.3  COMBINED wrt IGS08
 CAS1     2.7    0.6   -4.4    0.6    7.0    2.0  COMBINED wrt IGS08
 DAV1    -6.1    0.7   -2.9    0.6   14.6    2.1  COMBINED wrt IGS08
 IISC    -7.9    0.7   10.6    0.9    2.3    2.9  COMBINED wrt IGS08
 POL2    -5.9    0.8   -3.6    0.7   -5.9    2.7  COMBINED wrt IGS08
 DGAR    -4.3    0.7   -6.9    0.9    0.7    3.1  COMBINED wrt IGS08
 KERG    -6.4    1.1    0.7    0.9    8.2    3.7  COMBINED wrt IGS08
 ARTU    -1.1    0.9    3.6    0.7    7.0    2.8  COMBINED wrt IGS08
 YIBL    -2.9    1.1   -9.8    1.1   -8.9    4.6  COMBINED wrt IGS08
 REUN     2.0    0.7   -5.4    0.8   -3.6    3.2  COMBINED wrt IGS08
 SYOG    -0.9    0.8    1.6    0.7    5.1    2.6  COMBINED wrt IGS08
 RAMO    -3.0    0.7    1.7    0.8   -2.1    2.7  COMBINED wrt IGS08
 POLV    -3.5    1.0    0.3    0.8    6.2    2.9  COMBINED wrt IGS08
 MBAR     1.9    1.2   -0.4    1.4  -14.8    4.4  COMBINED wrt IGS08
 ZAMB    -0.5    0.6   -1.4    0.8  -19.0    2.4  COMBINED wrt IGS08
 SUTH     0.3    0.7   -0.0    0.7   -2.1    2.4  COMBINED wrt IGS08
 TRO1    -2.2    0.7    2.3    0.6   12.9    2.3  COMBINED wrt IGS08
 NOT1    -1.1    0.8   -2.1    0.8    3.7    2.9  COMBINED wrt IGS08
 NKLG     4.9    0.6    6.6    0.8   -7.2    2.5  COMBINED wrt IGS08
 WSRT    -0.6    0.6    0.6    0.5    5.5    1.8  COMBINED wrt IGS08
 Reference sites NOT used 
 LAMA    -1.3    0.8   -0.6    0.7    5.6    2.5  COMBINED wrt IGS08
 POTS    10.4    0.8   -5.9    0.7   19.1    2.4  COMBINED wrt IGS08
 WTZR    -1.2    0.8    1.7    0.7   -4.5    2.6  COMBINED wrt IGS08
 
 
 3.0 CENTER FITS TO IGS08
 CENTER COD
 -------------------
 VARIANCE RESCALING FACTOR FOR COD 0.0008
 
 Transformation of loose solution COD to IGS08
 -----------------------------------------------
 For   60 Sites, RMS after 7 parameter transformation   4.8 mm  COD wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -6.8    3.2      0.7    3.2     -2.0    4.2  -0.011  0.148  COD  CoM
RMS Fits of COD to IGS08
WRMS NEU   4.36   3.29   7.97 mm, NRMS   2.55   2.12   1.29 Num  57 COD IGS08
 
 Adjustments to core site positions for COD
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.6    2.1    2.8    1.6   -6.7    7.4  COD wrt IGS08
 HOFN    -1.8    2.0    3.6    1.4    4.4    6.1  COD wrt IGS08
 MAS1    -5.4    1.4   -2.4    1.4   -8.7    4.9  COD wrt IGS08
 PDEL     1.1    1.7    2.1    1.4   -0.0    5.6  COD wrt IGS08
 BRFT     0.6    2.1    3.0    2.4   -0.3    7.8  COD wrt IGS08
 QAQ1    -2.3    2.0    2.4    1.4   -4.5    6.9  COD wrt IGS08
 BRAZ    -1.2    2.0   -0.1    2.1    0.2    6.8  COD wrt IGS08
 STJO    -1.0    1.9    0.6    1.6   -2.8    6.4  COD wrt IGS08
 OHI2     3.3    2.6   -4.9    1.8   -2.5    7.0  COD wrt IGS08
 CRO1    -0.1    1.9    0.7    2.2    4.0    9.4  COD wrt IGS08
 BRMU     7.3    1.4    1.4    1.4   -3.0    5.3  COD wrt IGS08
 SCH2    -0.7    1.6    2.2    1.2    1.9    5.0  COD wrt IGS08
 THU3    -0.2    1.5   -0.8    1.2    6.7    6.5  COD wrt IGS08
 SCUB     2.2    1.8   -5.8    2.0    4.4    8.5  COD wrt IGS08
 USNO    -4.4    2.3    0.3    2.1   15.4    9.6  COD wrt IGS08
 CHUR    -0.0    1.5    0.2    1.1    5.0    4.8  COD wrt IGS08
 MDO1   -11.0    1.5   -1.9    1.5    9.6    5.7  COD wrt IGS08
 GOLD    -3.2    1.5    0.0    1.4    0.7    5.2  COD wrt IGS08
 DRAO     1.0    1.7   -2.7    1.4  -10.1    5.6  COD wrt IGS08
 WHIT    -0.3    1.6    0.0    1.3   -0.6    4.8  COD wrt IGS08
 THTI    -2.1    1.6   -0.3    2.0   -5.5    5.5  COD wrt IGS08
 MKEA    -0.3    2.5   -3.9    2.8   11.9   10.4  COD wrt IGS08
 KOKB    -0.5    1.8   -4.0    1.9    0.7    6.5  COD wrt IGS08
 AUCK    -4.7    1.4   -3.3    1.4   -6.9    5.2  COD wrt IGS08
 MCM4     1.1    1.7   -0.1    1.3   15.0    7.8  COD wrt IGS08
 KOUC     5.5    1.5    2.5    1.6   -9.5    6.3  COD wrt IGS08
 MAC1    -7.8    1.6   -7.5    1.2    2.5    4.9  COD wrt IGS08
 TIDB    -0.8    1.7   -2.1    1.4  -19.2    6.1  COD wrt IGS08
 HOB2    -0.9    1.5   -0.9    1.2  -15.0    5.0  COD wrt IGS08
 TOW2     6.5    1.2    0.5    1.3  -18.4    5.3  COD wrt IGS08
 ALIC     1.5    1.3    3.4    1.3  -12.0    5.5  COD wrt IGS08
 CEDU     0.5    1.4   -1.9    1.2   -5.8    6.1  COD wrt IGS08
 DARW    -1.0    1.4    1.3    1.6    2.3    6.0  COD wrt IGS08
 KARR     3.4    1.5   -3.0    1.6   -5.3    5.9  COD wrt IGS08
 CAS1     1.8    1.6   -2.8    1.2    4.4    5.2  COD wrt IGS08
 DAV1    -7.8    1.5   -1.8    1.3    8.2    4.7  COD wrt IGS08
 IISC    -7.0    1.8    9.2    2.1    5.0    6.8  COD wrt IGS08
 POL2    -3.8    2.5   -4.8    2.0   -9.4    8.5  COD wrt IGS08
 DGAR    -4.0    1.8   -6.3    2.2    4.4    7.2  COD wrt IGS08
 KERG    -7.1    2.3    1.6    1.8    6.8    7.7  COD wrt IGS08
 ARTU    -1.0    2.4    3.0    1.7   11.5    7.6  COD wrt IGS08
 REUN     2.5    1.5   -5.5    1.7   -8.1    6.2  COD wrt IGS08
 SYOG    -2.4    2.4    1.8    1.9   -1.4    8.7  COD wrt IGS08
 ZAMB     0.7    1.6   -2.5    1.9  -11.8    7.1  COD wrt IGS08
 SUTH     0.6    1.8   -1.0    1.8   -3.3    5.7  COD wrt IGS08
 TRO1    -2.9    1.6    2.2    1.3   14.2    5.4  COD wrt IGS08
 NOT1    -1.5    2.2   -1.8    2.1    5.9    8.4  COD wrt IGS08
 NKLG     5.0    1.3    5.5    1.5   -6.2    4.6  COD wrt IGS08
 WSRT    -0.6    1.7   -0.0    1.4    5.6    5.0  COD wrt IGS08
 Reference sites NOT used 
 LAMA    -1.2    1.8   -1.4    1.4    8.8    5.8  COD wrt IGS08
 POTS     6.3    1.8   -6.6    1.5   22.1    5.0  COD wrt IGS08
 WTZR    -1.0    1.7    1.6    1.4   -0.3    5.1  COD wrt IGS08
 
 CENTER EMR
 -------------------
 VARIANCE RESCALING FACTOR FOR EMR 25.2068
 
 Transformation of loose solution EMR to IGS08
 -----------------------------------------------
 For   54 Sites, RMS after 7 parameter transformation   3.9 mm  EMR wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    2.5    8.7      3.4    9.0     -4.1    9.6  -0.154  0.240  EMR  CoM
RMS Fits of EMR to IGS08
WRMS NEU   4.99   3.78   9.53 mm, NRMS   1.78   1.61   0.95 Num  51 EMR IGS08
 
 Adjustments to core site positions for EMR
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     0.4    3.3    2.9    2.4  -12.8   12.4  EMR wrt IGS08
 HOFN    -0.7    3.4    4.2    2.4    8.1   10.2  EMR wrt IGS08
 MAS1    -4.7    2.3   -2.7    2.3  -10.5    9.4  EMR wrt IGS08
 PDEL     1.5    2.5    2.6    2.1   -0.3    8.9  EMR wrt IGS08
 BRFT     3.2    2.6    0.0    2.6    2.2   10.3  EMR wrt IGS08
 QAQ1    -1.0    2.9    3.7    2.0    1.4    8.6  EMR wrt IGS08
 BRAZ     4.4    2.7   -4.2    2.5   -0.6    9.6  EMR wrt IGS08
 STJO     0.8    2.8    1.6    2.1   -0.4    8.9  EMR wrt IGS08
 OHI2    11.3    3.7   -3.8    2.3   -9.7   10.4  EMR wrt IGS08
 PALM     2.6    3.5   -4.2    2.2   14.6    9.8  EMR wrt IGS08
 BRMU     2.4    2.3   -4.1    2.1    4.9    8.8  EMR wrt IGS08
 SCH2     0.8    2.7    3.7    1.9   -4.4    8.4  EMR wrt IGS08
 THU3     0.2    2.8    0.6    2.0    9.8   12.7  EMR wrt IGS08
 BOGT    -5.3    2.7    2.2    2.9   20.8   11.0  EMR wrt IGS08
 SCUB     2.0    3.0   -5.5    3.3   -1.3   13.3  EMR wrt IGS08
 CHUR     1.2    2.9    1.8    2.0    0.8    9.0  EMR wrt IGS08
 MDO1   -11.4    2.5   -0.3    2.5   16.4    9.5  EMR wrt IGS08
 GOLD    -3.9    2.6    1.4    2.4    2.8    9.2  EMR wrt IGS08
 DRAO     0.6    2.8   -1.9    2.2   -7.5    8.5  EMR wrt IGS08
 WHIT     1.8    2.9    0.6    2.1   -7.1    8.6  EMR wrt IGS08
 KOKB    -3.0    2.6   -3.6    3.0    4.0    9.8  EMR wrt IGS08
 AUCK    -2.2    2.6   -1.7    2.5   -4.2    9.0  EMR wrt IGS08
 MCM4     0.8    3.2   -2.6    2.4    9.0   15.8  EMR wrt IGS08
 MAC1    -4.5    3.0   -7.3    2.0    6.5    8.6  EMR wrt IGS08
 TIDB     0.5    2.6   -1.5    2.1  -21.1    9.5  EMR wrt IGS08
 HOB2     2.3    2.7   -0.3    1.9  -11.9    8.5  EMR wrt IGS08
 TOW2     9.6    2.3    1.8    2.1  -21.6    9.3  EMR wrt IGS08
 ALIC     4.2    2.2    2.8    2.1  -12.0    9.4  EMR wrt IGS08
 CEDU    -0.1    2.5   -2.0    2.0  -10.9    9.5  EMR wrt IGS08
 DARW     1.1    2.2    1.0    2.3    5.2    9.2  EMR wrt IGS08
 KARR     1.1    2.2   -4.4    2.4  -11.2    9.0  EMR wrt IGS08
 CAS1     5.9    3.2   -5.8    2.3    0.8   10.3  EMR wrt IGS08
 DAV1    -1.0    3.3   -4.0    2.5   15.9   10.8  EMR wrt IGS08
 IISC   -10.9    2.5    9.2    2.9    3.9   10.5  EMR wrt IGS08
 POL2    -8.1    2.7   -5.7    2.1   -7.4    8.6  EMR wrt IGS08
 DGAR    -7.1    3.5   -7.7    3.9    5.0   14.3  EMR wrt IGS08
 ARTU    -2.9    3.6    2.7    2.4    9.0   10.6  EMR wrt IGS08
 SYOG     4.8    3.0    0.3    2.4   11.5   10.2  EMR wrt IGS08
 POLV    -0.8    2.9   -1.1    2.3   -4.0    9.1  EMR wrt IGS08
 ZAMB    -2.7    2.5   -0.8    2.6  -15.1    9.2  EMR wrt IGS08
 SUTH    -1.0    2.6    0.5    2.4   -5.7    9.2  EMR wrt IGS08
 NOT1    -0.6    3.2   -4.7    3.2   -1.0   13.2  EMR wrt IGS08
 WSRT    -0.4    2.7    0.7    2.1    4.0    8.2  EMR wrt IGS08
 Reference sites NOT used 
 
 CENTER JPL
 -------------------
 VARIANCE RESCALING FACTOR FOR JPL 41315.4040
 
 Transformation of loose solution JPL to IGS08
 -----------------------------------------------
 For   37 Sites, RMS after 7 parameter transformation  12.3 mm  JPL wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -2.7  149.1      0.0  141.3     -9.6  153.8  -0.381  4.454  JPL  CoM
RMS Fits of JPL to IGS08
WRMS NEU   3.18   2.97  10.27 mm, NRMS   0.06   0.06   0.06 Num  34 JPL IGS08
 
 Adjustments to core site positions for JPL
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -0.7   55.1    1.1   45.1    0.9  209.7  JPL wrt IGS08
 HOFN     0.9   55.8    2.9   44.3    4.5  175.3  JPL wrt IGS08
 PDEL     2.9   43.7    2.4   35.8    3.3  132.0  JPL wrt IGS08
 BRFT     0.6   41.6    2.3   44.3    0.6  177.1  JPL wrt IGS08
 QAQ1     1.1   53.1    2.0   39.3    3.8  161.1  JPL wrt IGS08
 BRAZ    -0.2   41.0   -2.4   39.8   -0.4  146.6  JPL wrt IGS08
 STJO     3.6   67.7   -1.2   49.4   -0.3  199.0  JPL wrt IGS08
 OHI2     3.5   72.5   -5.5   53.5  -10.0  213.0  JPL wrt IGS08
 PALM    -2.2   62.0   -4.0   47.8    5.8  187.5  JPL wrt IGS08
 SCH2    -0.1   59.6    0.9   43.4    8.9  169.0  JPL wrt IGS08
 PARC    -5.1   55.8   -1.4   44.9  -14.3  142.2  JPL wrt IGS08
 BOGT    -4.7   55.5    2.0   65.8   12.7  234.1  JPL wrt IGS08
 CHUR     0.2   45.0   -0.2   35.3   14.8  134.1  JPL wrt IGS08
 MDO1    -8.7   78.3    0.0   74.4    1.0  272.6  JPL wrt IGS08
 WHIT     0.3   47.0    0.4   39.0    6.0  137.3  JPL wrt IGS08
 THTI     0.8   75.3    1.0   86.6    0.4  279.6  JPL wrt IGS08
 KOKB     1.3   65.8    0.7   68.0    5.2  232.1  JPL wrt IGS08
 AUCK    -2.2   47.0    0.1   43.1   -6.0  146.1  JPL wrt IGS08
 MAC1    -6.8   51.5   -4.6   36.9   -3.1  143.0  JPL wrt IGS08
 TIDB    -0.4   62.2    0.3   50.4  -22.2  206.0  JPL wrt IGS08
 TOW2     6.7   39.4    1.7   39.4  -21.0  151.7  JPL wrt IGS08
 ALIC     1.4   67.8    3.8   67.1  -15.7  253.2  JPL wrt IGS08
 CEDU     1.4   49.2   -1.8   42.5    0.8  165.5  JPL wrt IGS08
 DARW    -1.1   38.3    0.8   42.1   10.0  151.9  JPL wrt IGS08
 KARR     3.8   56.2   -2.3   60.5   -0.6  211.0  JPL wrt IGS08
 CAS1     3.9   55.0   -3.5   44.9   10.3  174.6  JPL wrt IGS08
 DGAR    -3.2   47.9   -6.7   55.7    2.0  199.2  JPL wrt IGS08
 ARTU    -0.9   82.6    5.3   61.6    9.5  248.9  JPL wrt IGS08
 YIBL    -4.5   62.1   -7.0   58.8   -8.2  237.4  JPL wrt IGS08
 SYOG    -0.1   78.4    0.3   63.7   -0.2  271.7  JPL wrt IGS08
 ZAMB    -1.8   39.9   -0.5   44.7  -20.3  137.9  JPL wrt IGS08
 SUTH    -0.2   50.6   -0.3   49.6    4.5  164.4  JPL wrt IGS08
 Reference sites NOT used 
 
 CENTER MIT
 -------------------
 VARIANCE RESCALING FACTOR FOR MIT 5.3266
 
 Transformation of loose solution MIT to IGS08
 -----------------------------------------------
 For   70 Sites, RMS after 7 parameter transformation   4.5 mm  MIT wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -3.3    2.8      3.7    2.7    -17.2    3.5   0.024  0.109  MIT  CoM
RMS Fits of MIT to IGS08
WRMS NEU   3.51   3.34   9.56 mm, NRMS   2.45   2.41   1.93 Num  66 MIT IGS08
 
 Adjustments to core site positions for MIT
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.1    1.5    3.2    1.4   -5.7    5.4  MIT wrt IGS08
 YEBE    -1.3    2.0    1.7    1.8   -3.3    6.8  MIT wrt IGS08
 HOFN    -1.8    1.6    3.4    1.4    9.6    4.6  MIT wrt IGS08
 MAS1    -3.2    1.0   -1.7    1.1   -9.8    3.9  MIT wrt IGS08
 PDEL     1.4    1.3    3.4    1.3    3.5    4.3  MIT wrt IGS08
 BRFT     1.8    1.4    1.6    1.6    1.9    6.0  MIT wrt IGS08
 QAQ1    -0.7    1.6    2.6    1.3    1.6    4.5  MIT wrt IGS08
 BRAZ     0.8    1.1   -2.8    1.2   -0.7    4.3  MIT wrt IGS08
 STJO     2.0    1.3    0.6    1.1    1.3    3.9  MIT wrt IGS08
 OHI2     5.0    1.9   -2.8    1.6   -4.9    5.6  MIT wrt IGS08
 PALM    -4.4    1.3   -3.0    1.0   14.0    3.2  MIT wrt IGS08
 CRO1     1.1    1.4   -0.7    1.7   -2.4    6.9  MIT wrt IGS08
 BRMU    -0.0    1.0    0.1    1.0    2.5    3.7  MIT wrt IGS08
 UNSA    -0.3    1.5   -0.6    1.8   -0.6    6.5  MIT wrt IGS08
 SCH2     1.1    1.7    2.6    1.3    1.9    5.0  MIT wrt IGS08
 THU3    -0.7    1.4   -1.1    1.1   12.8    5.3  MIT wrt IGS08
 PARC    -6.3    2.1   -1.2    1.7  -13.0    5.9  MIT wrt IGS08
 BOGT    -3.9    1.1    1.0    1.3   19.7    4.7  MIT wrt IGS08
 SCUB     5.3    1.7   -6.8    1.8   -3.5    7.1  MIT wrt IGS08
 USNO    -2.4    2.5    0.4    2.4   16.4   10.4  MIT wrt IGS08
 CHUR     1.0    1.1    0.3    0.9    6.8    3.5  MIT wrt IGS08
 MDO1    -7.8    1.8    0.2    1.9   11.8    6.8  MIT wrt IGS08
 GOLD    -2.0    1.6    1.5    1.5    4.8    5.5  MIT wrt IGS08
 DRAO     1.4    1.8   -1.7    1.5   -6.6    5.5  MIT wrt IGS08
 WHIT     0.3    1.5    0.5    1.4    1.8    4.1  MIT wrt IGS08
 THTI     1.6    2.0   -0.4    2.6   -7.5    7.4  MIT wrt IGS08
 MKEA     2.9    2.5   -1.8    2.7    6.8    9.2  MIT wrt IGS08
 KOKB     1.5    1.3   -1.4    1.5   -1.3    4.7  MIT wrt IGS08
 AUCK    -3.4    1.0   -2.7    1.0  -14.4    3.4  MIT wrt IGS08
 MCM4    -1.4    1.4   -2.2    1.1   18.3    5.5  MIT wrt IGS08
 KOUC     0.3    1.6   -1.3    1.8   -2.6    6.5  MIT wrt IGS08
 MAC1    -7.8    1.1   -8.0    0.8   -0.8    3.1  MIT wrt IGS08
 TIDB     0.2    1.3   -2.3    1.2  -22.9    4.8  MIT wrt IGS08
 HOB2    -0.7    1.1   -0.8    0.9  -13.1    3.6  MIT wrt IGS08
 TOW2     9.1    1.2    2.1    1.4  -24.5    4.8  MIT wrt IGS08
 ALIC     2.9    1.3    3.6    1.4  -16.5    5.3  MIT wrt IGS08
 CEDU     1.6    1.1   -2.4    1.1   -5.7    4.2  MIT wrt IGS08
 DARW     1.0    1.3    2.2    1.6    7.2    5.4  MIT wrt IGS08
 KARR     2.9    1.3   -2.4    1.6   -6.0    5.0  MIT wrt IGS08
 CAS1     1.3    1.1   -4.9    1.0    2.5    3.4  MIT wrt IGS08
 DAV1    -6.5    1.2   -3.4    1.1   16.1    3.7  MIT wrt IGS08
 IISC    -7.0    1.7   11.3    2.1    1.0    6.8  MIT wrt IGS08
 POL2    -6.1    1.7   -3.5    1.7   -3.9    5.5  MIT wrt IGS08
 DGAR    -3.0    1.8   -6.7    2.0    1.3    7.3  MIT wrt IGS08
 KERG    -6.0    2.1    1.1    1.7    4.9    6.7  MIT wrt IGS08
 ARTU    -1.1    2.3    4.2    1.9    8.0    6.8  MIT wrt IGS08
 YIBL    -2.6    1.8   -9.1    2.0   -7.5    7.5  MIT wrt IGS08
 REUN     2.7    1.7   -5.4    2.0   -5.2    7.0  MIT wrt IGS08
 SYOG    -1.1    1.3    1.3    1.3    5.0    4.1  MIT wrt IGS08
 RAMO    -3.0    1.6    1.3    1.7    1.6    6.1  MIT wrt IGS08
 POLV    -3.3    2.0   -0.2    1.6    6.3    6.0  MIT wrt IGS08
 MBAR     3.7    1.9   -0.7    2.3  -13.7    6.9  MIT wrt IGS08
 ZAMB     1.2    1.4   -1.9    1.6  -21.7    4.6  MIT wrt IGS08
 SUTH     1.9    1.1    0.2    1.2   -4.3    3.6  MIT wrt IGS08
 TRO1    -0.9    1.6   -0.1    1.5    2.2    5.2  MIT wrt IGS08
 NOT1    -0.1    1.3   -1.9    1.4    4.0    4.8  MIT wrt IGS08
 NKLG    -0.6    1.1   -0.6    1.3    0.5    4.1  MIT wrt IGS08
 WSRT    -0.4    1.1    0.5    0.9    5.8    3.1  MIT wrt IGS08
 Reference sites NOT used 
 LAMA    -0.8    2.1   -0.3    1.7    2.4    6.2  MIT wrt IGS08
 POTS     4.5    2.2   -2.5    1.9   24.6    6.6  MIT wrt IGS08
 WTZR    -0.2    2.4    2.5    2.1   -0.7    7.4  MIT wrt IGS08
 
 CENTER GFZ
 -------------------
 VARIANCE RESCALING FACTOR FOR GFZ 299.5022
 
 Transformation of loose solution GFZ to IGS08
 -----------------------------------------------
 For   58 Sites, RMS after 7 parameter transformation   4.9 mm  GFZ wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    0.0  998.3     -0.0  998.3      0.0  998.3  -0.000  0.137  GFZ  CoM
RMS Fits of GFZ to IGS08
WRMS NEU   4.43   3.46   9.28 mm, NRMS   2.94   2.30   1.65 Num  53 GFZ IGS08
 
 Adjustments to core site positions for GFZ
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -1.6    1.8    3.2    1.7    1.4    6.0  GFZ wrt IGS08
 MAS1    -5.8    1.2   -2.0    1.4  -15.7    4.8  GFZ wrt IGS08
 PDEL     0.5    1.3    1.9    1.4   -0.2    4.6  GFZ wrt IGS08
 BRFT    -0.4    1.7    2.2    2.0   -3.3    7.4  GFZ wrt IGS08
 QAQ1    -1.3    1.8    1.7    1.3    0.1    5.6  GFZ wrt IGS08
 BRAZ    -1.9    1.6   -2.4    1.7   -2.6    6.3  GFZ wrt IGS08
 STJO     0.9    2.0   -0.2    1.6   -1.8    6.5  GFZ wrt IGS08
 OHI2     9.3    1.6   -6.1    1.5   -1.6    4.8  GFZ wrt IGS08
 PALM    -3.3    2.0   -1.9    1.7   16.0    6.2  GFZ wrt IGS08
 CRO1     0.1    1.8    0.1    2.1   -4.4    8.9  GFZ wrt IGS08
 BRMU     6.9    1.2    1.1    1.3   -4.4    4.6  GFZ wrt IGS08
 SCH2     0.2    1.3    1.6    1.2    1.3    4.2  GFZ wrt IGS08
 THU3    -0.1    1.5   -1.5    1.2   10.4    7.5  GFZ wrt IGS08
 BOGT    -6.2    1.7    1.5    2.2   11.5    8.1  GFZ wrt IGS08
 SCUB     2.5    2.0   -9.1    2.2    1.2    8.8  GFZ wrt IGS08
 CHUR    -1.1    1.3   -0.1    1.2    7.7    4.2  GFZ wrt IGS08
 MDO1   -10.0    1.6   -1.4    1.6    5.2    6.2  GFZ wrt IGS08
 GOLD    -3.8    1.3    0.5    1.4    2.7    4.7  GFZ wrt IGS08
 DRAO     0.3    1.4   -1.8    1.3  -11.3    4.8  GFZ wrt IGS08
 WHIT    -0.6    1.4    0.3    1.2   -1.6    4.2  GFZ wrt IGS08
 THTI    -0.1    1.5    2.5    2.1   -2.7    6.0  GFZ wrt IGS08
 AUCK    -2.9    1.3   -2.2    1.4   -7.0    4.8  GFZ wrt IGS08
 MCM4     0.5    1.6   -1.9    1.3   23.9    8.3  GFZ wrt IGS08
 KOUC     6.8    1.4    3.4    1.7    0.9    5.8  GFZ wrt IGS08
 MAC1    -7.2    1.4   -7.8    1.2   -0.4    4.4  GFZ wrt IGS08
 TIDB    -0.7    1.8   -2.6    1.5  -20.4    6.4  GFZ wrt IGS08
 HOB2    -4.3    1.3   -1.6    1.2  -11.1    4.5  GFZ wrt IGS08
 TOW2     7.9    1.1    1.0    1.4  -24.1    5.0  GFZ wrt IGS08
 ALIC     2.4    1.1    3.0    1.3  -17.8    4.8  GFZ wrt IGS08
 CEDU     2.2    1.4   -3.0    1.3   -2.1    5.1  GFZ wrt IGS08
 DARW     0.2    1.2    1.0    1.5   10.2    5.3  GFZ wrt IGS08
 KARR     3.6    1.5   -3.1    1.6   -2.8    6.0  GFZ wrt IGS08
 CAS1     3.2    1.4   -3.9    1.2    7.5    4.6  GFZ wrt IGS08
 DAV1    -5.7    1.4   -2.8    1.3   13.8    4.8  GFZ wrt IGS08
 IISC    -6.1    1.7    9.7    2.1   -0.7    7.5  GFZ wrt IGS08
 DGAR    -2.8    1.5   -8.0    1.8   -2.8    6.7  GFZ wrt IGS08
 KERG    -7.2    2.5   -0.6    1.9    8.3    8.1  GFZ wrt IGS08
 ARTU    -0.2    2.4    4.4    1.7    5.8    7.8  GFZ wrt IGS08
 REUN     2.4    1.3   -6.3    1.6   -3.6    5.6  GFZ wrt IGS08
 SYOG    -1.1    2.1    0.8    1.7    1.4    7.5  GFZ wrt IGS08
 RAMO    -2.9    1.3    2.4    1.4   -4.0    4.9  GFZ wrt IGS08
 POLV    -4.6    1.9    1.6    1.5    8.0    5.9  GFZ wrt IGS08
 ZAMB    -0.9    1.4   -1.8    1.8  -18.8    5.8  GFZ wrt IGS08
 TRO1    -2.1    1.3    3.0    1.2   11.6    4.5  GFZ wrt IGS08
 NKLG     3.9    1.2    5.0    1.8   -7.8    4.7  GFZ wrt IGS08
 WSRT     0.3    1.8    0.8    1.5    4.8    5.5  GFZ wrt IGS08
 Reference sites NOT used 
 LAMA     5.4    1.4    4.3    1.3   14.8    4.5  GFZ wrt IGS08
 POTS    15.7    1.5   -8.1    1.3   17.0    4.4  GFZ wrt IGS08
 WTZR    -1.3    1.4    1.3    1.3   -6.7    4.4  GFZ wrt IGS08
 
 CENTER SIO
 -------------------
 VARIANCE RESCALING FACTOR FOR SIO 5.7395
 
 Transformation of loose solution SIO to IGS08
 -----------------------------------------------
 For   65 Sites, RMS after 7 parameter transformation   4.9 mm  SIO wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    1.4    3.3      3.1    3.2     -7.5    5.4  -0.071  0.139  SIO  CoM
RMS Fits of SIO to IGS08
WRMS NEU   4.09   4.48   9.52 mm, NRMS   2.28   2.53   1.65 Num  60 SIO IGS08
 
 Adjustments to core site positions for SIO
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 YEBE    -1.3    2.0    0.6    1.9   -7.3    6.6  SIO wrt IGS08
 HOFN     0.0    1.6    1.9    1.5    2.9    4.3  SIO wrt IGS08
 MAS1    -6.8    2.0   -2.0    2.1    4.8    7.3  SIO wrt IGS08
 PDEL     1.6    1.4    2.8    1.4    0.9    4.3  SIO wrt IGS08
 BRFT     2.7    1.7   -0.0    1.9   -0.8    6.2  SIO wrt IGS08
 QAQ1    -1.2    1.9    2.0    1.5   -1.6    5.3  SIO wrt IGS08
 BRAZ     2.3    1.8   -4.9    2.0    1.0    6.0  SIO wrt IGS08
 STJO     1.0    1.9    0.4    1.6    0.9    5.7  SIO wrt IGS08
 OHI2    15.1    2.5   -6.5    2.0   -5.1    6.5  SIO wrt IGS08
 PALM     2.0    2.3   -4.2    1.7   15.8    5.8  SIO wrt IGS08
 CRO1     1.0    2.1   -0.1    2.5   -3.5   10.0  SIO wrt IGS08
 BRMU     4.1    1.7   -2.1    1.7   -2.0    5.8  SIO wrt IGS08
 SCH2    -1.0    1.8    2.4    1.6    4.2    5.1  SIO wrt IGS08
 THU3    -1.4    1.3   -1.0    1.1   11.8    4.7  SIO wrt IGS08
 PARC     0.1    2.8   -3.3    2.3  -11.2    6.8  SIO wrt IGS08
 BOGT    -4.6    1.7    1.0    2.1   19.6    7.2  SIO wrt IGS08
 SCUB     3.7    2.5   -7.0    2.7    2.3    9.8  SIO wrt IGS08
 USNO    -1.9    3.8    0.9    3.6   11.0   15.4  SIO wrt IGS08
 CHUR    -1.6    1.6    0.3    1.4    7.6    4.8  SIO wrt IGS08
 MDO1    -8.2    1.8    0.5    2.0    2.4    6.4  SIO wrt IGS08
 GOLD    -3.7    1.7    2.4    1.8    5.2    5.6  SIO wrt IGS08
 DRAO    -0.5    1.8   -0.8    1.6  -10.7    5.3  SIO wrt IGS08
 WHIT    -1.6    1.4    1.5    1.3   -0.1    3.8  SIO wrt IGS08
 THTI     1.2    2.4    4.4    3.3   -4.5    9.0  SIO wrt IGS08
 MKEA     1.2    2.2    1.9    2.5    8.6    7.9  SIO wrt IGS08
 KOKB    -0.5    2.7    4.8    3.3    3.7    9.5  SIO wrt IGS08
 AUCK    -3.9    1.7   -3.3    1.7   -9.8    5.7  SIO wrt IGS08
 MQZG     4.6    1.1  -13.3    1.0    5.5    3.1  SIO wrt IGS08
 MCM4    -0.0    1.7   -2.9    1.5    9.9    6.0  SIO wrt IGS08
 KOUC     5.0    2.3    0.8    2.7   -4.8    9.0  SIO wrt IGS08
 MAC1    -6.2    1.6   -8.4    1.3   -1.4    4.4  SIO wrt IGS08
 TIDB    -0.8    1.4   -2.9    1.4  -21.0    4.7  SIO wrt IGS08
 HOB2    -0.5    1.8   -2.0    1.5  -12.5    5.2  SIO wrt IGS08
 TOW2     6.9    1.3    1.4    1.5  -21.2    4.7  SIO wrt IGS08
 ALIC     1.7    1.4    2.1    1.5  -15.9    5.1  SIO wrt IGS08
 CEDU     2.0    1.4   -2.6    1.4   -0.6    4.6  SIO wrt IGS08
 DARW    -1.8    1.4   -0.1    1.6    8.2    5.1  SIO wrt IGS08
 KARR     3.2    1.4   -3.7    1.8   -0.5    4.8  SIO wrt IGS08
 CAS1     5.2    1.7   -5.0    1.6    9.2    4.7  SIO wrt IGS08
 DAV1    -4.2    2.0   -4.4    2.0   14.9    5.5  SIO wrt IGS08
 IISC   -10.8    1.8   11.4    2.5    1.9    7.2  SIO wrt IGS08
 POL2    -7.2    1.9   -4.0    1.9   -8.7    6.0  SIO wrt IGS08
 ARTU    -3.2    2.4    4.3    2.0    3.9    6.9  SIO wrt IGS08
 SYOG     1.6    2.4    0.7    2.1    1.6    7.1  SIO wrt IGS08
 RAMO    -2.6    1.7    1.5    1.9   -5.4    5.8  SIO wrt IGS08
 POLV    -3.4    1.9    0.9    1.7    6.2    5.5  SIO wrt IGS08
 MBAR     0.3    2.8   -0.2    3.1  -17.7    9.7  SIO wrt IGS08
 ZAMB    -0.7    1.7   -2.5    1.9  -23.5    4.7  SIO wrt IGS08
 TRO1    -1.6    1.6    2.6    1.5   12.2    4.8  SIO wrt IGS08
 NOT1    -0.3    1.5   -2.4    1.8    2.0    5.5  SIO wrt IGS08
 WSRT    -0.7    1.5    1.2    1.4    7.2    4.2  SIO wrt IGS08
 Reference sites NOT used 
 LAMA     3.4    2.2    1.7    1.9    9.2    6.2  SIO wrt IGS08
 POTS     5.6    1.9   -5.4    1.7   20.2    5.1  SIO wrt IGS08
 
 CENTER NGS
 -------------------
 VARIANCE RESCALING FACTOR FOR NGS 1701.1742
 
 Transformation of loose solution NGS to IGS08
 -----------------------------------------------
 For   63 Sites, RMS after 7 parameter transformation   4.6 mm  NGS wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -1.7    5.9      0.5    6.0    -21.0    8.0  -0.160  0.200  NGS  CoM
RMS Fits of NGS to IGS08
WRMS NEU   4.28   3.46  10.27 mm, NRMS   1.74   1.59   1.22 Num  58 NGS IGS08
 
 Adjustments to core site positions for NGS
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -0.7    2.6    3.2    2.0   -1.0    9.2  NGS wrt IGS08
 YEBE    -1.2    2.4    0.4    2.1   -5.6    8.1  NGS wrt IGS08
 HOFN    -1.1    2.8    3.1    2.1    8.6    8.8  NGS wrt IGS08
 MAS1    -5.7    2.7   -4.2    2.8   -3.0   10.9  NGS wrt IGS08
 PDEL     1.3    2.5    1.7    2.2    1.7    8.7  NGS wrt IGS08
 BRFT     1.8    2.2    5.4    2.1   -0.7    7.6  NGS wrt IGS08
 QAQ1    -0.4    2.7    1.9    2.0    2.9    8.1  NGS wrt IGS08
 BRAZ    -0.2    2.2    2.6    2.1   -1.9    7.2  NGS wrt IGS08
 STJO     1.7    2.4   -0.3    1.9   -2.8    7.2  NGS wrt IGS08
 OHI2     6.2    3.6   -0.0    2.5   -3.6   10.4  NGS wrt IGS08
 PALM    -3.9    3.4   -0.1    2.4   16.5    9.9  NGS wrt IGS08
 CRO1     1.0    2.6   -3.0    2.8    2.9   11.1  NGS wrt IGS08
 SCH2     0.3    2.2    0.5    1.6    1.1    6.2  NGS wrt IGS08
 THU3    -0.3    2.4   -0.9    1.9   12.1   11.0  NGS wrt IGS08
 PARC    -7.5    3.1    1.4    2.3   -8.5    7.9  NGS wrt IGS08
 SCUB     3.5    2.6   -9.3    2.7   10.6   10.4  NGS wrt IGS08
 CHUR     0.6    2.0   -0.4    1.6    8.7    5.9  NGS wrt IGS08
 MDO1    -8.1    2.3   -1.1    2.4   12.1    7.9  NGS wrt IGS08
 DRAO     0.5    3.0   -1.7    2.3   -3.8    8.9  NGS wrt IGS08
 WHIT    -0.1    2.8    1.3    2.1    3.6    8.3  NGS wrt IGS08
 THTI    -0.7    2.5   -1.7    2.9  -12.6    8.5  NGS wrt IGS08
 MKEA     2.0    3.4   -0.6    3.6    5.4   13.0  NGS wrt IGS08
 KOKB     0.8    2.1   -2.1    2.1   -2.6    6.7  NGS wrt IGS08
 AUCK    -6.2    2.1   -4.3    1.9  -11.8    6.9  NGS wrt IGS08
 MQZG    13.1    2.8    1.6    2.5  -14.8    9.3  NGS wrt IGS08
 MCM4    -2.3    2.6   -3.3    2.1   14.2   11.5  NGS wrt IGS08
 MAC1    -7.9    3.1  -10.9    4.5    3.3    9.4  NGS wrt IGS08
 TIDB    -2.3    2.3   -2.5    2.0  -20.9    8.2  NGS wrt IGS08
 HOB2    -3.0    2.2   -1.0    1.8   -7.3    7.0  NGS wrt IGS08
 TOW2     5.3    1.9    0.3    1.9  -23.5    7.8  NGS wrt IGS08
 DUM1    -7.0    3.6   -6.9    2.8  -24.2   11.5  NGS wrt IGS08
 ALIC    -0.6    1.7    3.2    1.8  -15.3    6.8  NGS wrt IGS08
 CEDU    -1.5    2.3   -2.1    2.0   -1.2    8.7  NGS wrt IGS08
 DARW    -2.4    1.8    1.6    2.0    5.8    7.2  NGS wrt IGS08
 KARR    -0.4    2.6   -0.8    2.8    0.9   10.4  NGS wrt IGS08
 IISC    -8.7    2.3   10.9    2.7   -2.0    9.6  NGS wrt IGS08
 POL2    -4.0    2.6   -2.7    2.1   -9.4    8.2  NGS wrt IGS08
 DGAR    -7.0    2.5   -7.2    2.8    0.5    9.7  NGS wrt IGS08
 KERG    -6.6    2.6   -1.8    2.1    8.9    7.8  NGS wrt IGS08
 ARTU     0.4    2.4    2.4    1.7    6.3    6.8  NGS wrt IGS08
 YIBL    -2.8    2.0  -10.9    2.0  -11.3    7.9  NGS wrt IGS08
 SYOG     1.0    3.1    0.1    2.3    5.0    9.9  NGS wrt IGS08
 RAMO    -3.2    2.1    0.9    2.0    0.7    7.5  NGS wrt IGS08
 POLV    -4.0    3.2   -0.1    2.4    7.8    9.4  NGS wrt IGS08
 MBAR     0.2    2.1   -1.0    2.3  -16.3    7.4  NGS wrt IGS08
 ZAMB    -2.0    2.1   -0.9    2.3  -13.7    7.5  NGS wrt IGS08
 SUTH     0.5    2.6    0.2    2.4    4.6    8.7  NGS wrt IGS08
 TRO1     6.2    1.9    0.8    1.5   21.2    6.7  NGS wrt IGS08
 NOT1    -1.3    2.9   -0.8    2.8    5.7   10.7  NGS wrt IGS08
 WSRT     0.4    2.7    1.0    2.1    3.7    8.0  NGS wrt IGS08
 Reference sites NOT used 
 
 CENTER ESA
 -------------------
 VARIANCE RESCALING FACTOR FOR ESA 16.0272
 
 Transformation of loose solution ESA to IGS08
 -----------------------------------------------
 For   44 Sites, RMS after 7 parameter transformation   4.8 mm  ESA wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.9    4.0      4.7    3.9     -0.5    5.1   0.203  0.166  ESA  CoM
RMS Fits of ESA to IGS08
WRMS NEU   6.98   3.39  14.93 mm, NRMS   4.22   2.10   2.37 Num  41 ESA IGS08
 
 Adjustments to core site positions for ESA
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -2.6    2.1    4.5    1.7    1.7    6.6  ESA wrt IGS08
 MAS1    -6.8    1.3   -1.8    1.4  -15.6    5.5  ESA wrt IGS08
 PDEL    -0.8    1.4    2.5    1.4   -2.5    5.3  ESA wrt IGS08
 BRFT    -3.1    1.9    0.7    2.5    0.8    8.8  ESA wrt IGS08
 QAQ1    -1.2    2.2    2.2    1.5   -8.1    6.5  ESA wrt IGS08
 BRAZ    -5.0    1.8   -4.2    1.8    3.8    7.4  ESA wrt IGS08
 OHI2     4.8    2.0   -4.8    1.5    6.0    5.6  ESA wrt IGS08
 BRMU    16.2    1.3    2.3    1.4    6.7    5.3  ESA wrt IGS08
 SCH2     0.5    1.5    1.6    1.3   -6.4    5.0  ESA wrt IGS08
 BOGT    -9.3    1.9   -1.3    2.4   19.8    8.6  ESA wrt IGS08
 CHUR    -0.2    1.5   -0.1    1.2   -0.8    4.9  ESA wrt IGS08
 MDO1   -13.4    1.9   -2.2    1.8    9.7    7.4  ESA wrt IGS08
 GOLD    -5.6    1.5    0.1    1.5   -0.3    6.3  ESA wrt IGS08
 DRAO    -0.4    1.6   -2.9    1.4  -12.8    5.5  ESA wrt IGS08
 WHIT    -0.9    1.6   -0.7    1.4   -7.3    5.0  ESA wrt IGS08
 THTI    -1.9    1.7    0.9    2.0   -5.7    6.6  ESA wrt IGS08
 AUCK    -5.4    1.5   -4.3    1.5   -8.9    5.7  ESA wrt IGS08
 KOUC    14.2    1.6    6.9    1.9    1.4    6.6  ESA wrt IGS08
 HOB2    -6.4    1.5   -3.3    1.4  -13.4    5.3  ESA wrt IGS08
 TOW2     5.9    1.3   -0.6    1.5  -24.2    5.6  ESA wrt IGS08
 ALIC     1.1    1.3    1.9    1.4  -14.1    5.6  ESA wrt IGS08
 CEDU    -0.2    1.5   -3.1    1.4   -6.2    6.0  ESA wrt IGS08
 DARW    -1.9    1.4    0.5    1.9    3.7    6.2  ESA wrt IGS08
 KARR     1.4    1.7   -3.1    1.9   -2.9    7.1  ESA wrt IGS08
 CAS1     3.1    1.7   -5.2    1.4   -0.8    5.5  ESA wrt IGS08
 DAV1    -5.0    1.7   -1.9    1.6   14.8    5.8  ESA wrt IGS08
 IISC    -7.9    1.9    9.0    2.4    2.5    8.8  ESA wrt IGS08
 KERG    -5.8    2.2    1.0    1.8    8.5    7.9  ESA wrt IGS08
 ARTU    -2.6    3.0    4.4    2.0    5.4    9.0  ESA wrt IGS08
 REUN     1.4    1.5   -5.7    1.7   -7.3    6.1  ESA wrt IGS08
 SYOG    -2.5    2.2    2.4    1.7    8.2    7.6  ESA wrt IGS08
 RAMO    -4.7    1.5    2.0    1.7    1.1    6.2  ESA wrt IGS08
 ZAMB    -2.7    1.7   -1.4    1.9  -15.8    6.9  ESA wrt IGS08
 TRO1    -3.6    1.6   -2.4    1.4   64.9    5.4  ESA wrt IGS08
 NKLG    19.3    1.4    0.6    1.9   -0.8    5.7  ESA wrt IGS08
 Reference sites NOT used 
 POTS    11.6    1.7   -7.9    1.6   21.3    5.6  ESA wrt IGS08
 
 CENTER GRG
 -------------------
 VARIANCE RESCALING FACTOR FOR GRG 48.1082
 
 Transformation of loose solution GRG to IGS08
 -----------------------------------------------
 For   55 Sites, RMS after 7 parameter transformation   4.2 mm  GRG wrt IGS08 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -3.9    5.3      7.4    5.2    -20.2    7.3  -0.202  0.165  GRG  CoM
RMS Fits of GRG to IGS08
WRMS NEU   4.06   3.37  11.21 mm, NRMS   2.05   1.94   1.58 Num  52 GRG IGS08
 
 Adjustments to core site positions for GRG
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -2.6    2.4    4.0    1.8    3.9    9.8  GRG wrt IGS08
 YEBE    -1.1    2.1    2.4    1.7   -6.9    7.0  GRG wrt IGS08
 HOFN    -1.3    2.5    3.0    1.8    3.0    7.8  GRG wrt IGS08
 MAS1    -4.7    1.8   -0.1    1.6   -5.4    6.8  GRG wrt IGS08
 PDEL     0.9    2.1    4.4    1.6    2.1    6.5  GRG wrt IGS08
 BRFT     1.6    1.8    4.0    2.0    2.9    7.5  GRG wrt IGS08
 QAQ1    -0.8    2.1    1.7    1.5    1.6    6.3  GRG wrt IGS08
 BRAZ    -0.8    1.8   -2.0    1.8   -5.7    6.8  GRG wrt IGS08
 STJO     0.6    2.1   -0.1    1.6   -1.4    6.3  GRG wrt IGS08
 OHI2     9.2    2.3   -5.8    1.6   -4.0    6.8  GRG wrt IGS08
 PALM    -4.6    2.2   -2.1    1.6   17.7    6.8  GRG wrt IGS08
 CRO1    -0.7    1.9    0.7    2.1   -6.3    8.6  GRG wrt IGS08
 BRMU     6.2    1.8    1.0    1.6   -6.1    6.5  GRG wrt IGS08
 SCH2     0.1    2.0    0.2    1.5    3.2    6.0  GRG wrt IGS08
 THU3     0.3    1.7   -2.2    1.4   13.5    8.2  GRG wrt IGS08
 BOGT    -4.7    1.9    0.2    2.3    9.8    8.5  GRG wrt IGS08
 SCUB     2.7    2.0   -8.2    2.0   -5.2    8.0  GRG wrt IGS08
 USNO    -2.5    3.0   -4.2    2.7   12.6   11.1  GRG wrt IGS08
 CHUR    -0.9    2.0   -2.0    1.5   11.2    6.2  GRG wrt IGS08
 MDO1    -9.2    1.9   -1.2    1.8    8.8    6.8  GRG wrt IGS08
 GOLD    -4.2    1.9    0.2    1.7    3.7    6.5  GRG wrt IGS08
 DRAO    -0.8    2.1   -3.0    1.6   -5.4    6.2  GRG wrt IGS08
 WHIT    -1.7    2.0   -0.0    1.5    6.0    6.2  GRG wrt IGS08
 THTI     0.9    2.0    3.1    2.2   -9.4    7.8  GRG wrt IGS08
 KOKB    -1.5    1.8   -1.5    1.9    1.4    6.7  GRG wrt IGS08
 AUCK    -3.4    1.9   -0.4    1.7  -11.5    6.4  GRG wrt IGS08
 MQZG     2.0    2.2   -1.1    1.7   -5.8    6.8  GRG wrt IGS08
 MCM4    -2.0    1.9   -3.1    1.4   10.6    9.5  GRG wrt IGS08
 KOUC     0.3    2.1    3.8    2.1  -15.6    8.3  GRG wrt IGS08
 HOB2    -3.1    2.0   -0.6    1.5   -9.8    6.1  GRG wrt IGS08
 TOW2     6.8    1.7    2.3    1.7  -45.1    6.8  GRG wrt IGS08
 ALIC     2.4    1.7    2.4    1.7  -36.5    6.8  GRG wrt IGS08
 CEDU     0.3    1.9   -3.0    1.6   -5.7    6.9  GRG wrt IGS08
 DARW     0.5    1.6    0.9    1.8   10.0    6.7  GRG wrt IGS08
 KARR     1.0    1.7   -3.7    1.8    4.3    6.8  GRG wrt IGS08
 CAS1     2.6    2.0   -5.9    1.5   12.7    6.7  GRG wrt IGS08
 DAV1    -5.9    2.0   -3.5    1.6   11.0    7.0  GRG wrt IGS08
 IISC    -7.1    1.8   11.6    2.2    0.1    7.6  GRG wrt IGS08
 POL2    -5.9    2.1   -2.8    1.7   -1.4    6.2  GRG wrt IGS08
 DGAR    -3.9    1.7   -8.0    1.9   -3.5    7.0  GRG wrt IGS08
 ARTU     0.1    2.8    3.0    2.0    5.8    8.4  GRG wrt IGS08
 REUN     2.9    1.9   -5.1    2.0   -0.4    7.7  GRG wrt IGS08
 SYOG    -1.2    2.1    2.0    1.6    4.9    7.5  GRG wrt IGS08
 RAMO    -3.1    1.9    3.7    1.9   -2.8    6.9  GRG wrt IGS08
 SUTH     0.9    1.9    0.4    1.8   -0.1    6.5  GRG wrt IGS08
 NOT1    -3.1    2.7   -2.4    2.7   11.1    9.9  GRG wrt IGS08
 WSRT    -0.5    2.1    1.5    1.6    7.2    5.9  GRG wrt IGS08
 Reference sites NOT used 
 LAMA    -0.5    2.5    1.6    1.9    1.7    7.0  GRG wrt IGS08
 POTS    18.9    2.3   -2.5    1.8   13.9    6.5  GRG wrt IGS08
 WTZR    -1.6    2.2    2.9    1.7  -11.1    6.2  GRG wrt IGS08
 
 
 4.0 CENTER FITS TO COMBINED SOLUTION 
 CENTER COD
 -------------------
 VARIANCE RESCALING FACTOR FOR COD 0.0008
 
 Transformation of loose solution COD to COMB
 -----------------------------------------------
 For   62 Sites, RMS after 7 parameter transformation   0.9 mm  COD wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -6.7    3.2      0.9    3.2     -2.7    4.2  -0.007  0.141  COD  CoM
RMS Fits of COD to COMB
WRMS NEU   1.05   0.93   3.26 mm, NRMS   0.61   0.60   0.53 Num  62 COD COMB
 
 Adjustments to core site positions for COD
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     0.1    2.1   -0.7    1.6   -3.5    7.4  COD wrt COMB
 HOFN    -0.0    2.0    0.8    1.4   -0.1    6.1  COD wrt COMB
 MAS1     0.4    1.4   -0.2    1.4    0.5    4.9  COD wrt COMB
 PDEL     0.8    1.7   -0.3    1.4   -0.9    5.6  COD wrt COMB
 BRFT     0.3    2.0    1.4    2.4   -0.5    7.8  COD wrt COMB
 QAQ1    -0.5    2.0    0.5    1.4   -4.3    6.9  COD wrt COMB
 BRAZ    -0.1    2.0    2.6    2.1    1.2    6.8  COD wrt COMB
 STJO    -1.2    2.0    0.5    1.6   -1.6    6.5  COD wrt COMB
 OHI2    -4.0    2.6    0.2    1.7    0.4    7.0  COD wrt COMB
 CRO1     0.4    1.9    1.3    2.2    6.4    9.4  COD wrt COMB
 BRMU     0.1    1.4    0.4    1.4    3.0    5.3  COD wrt COMB
 SCH2    -0.2    1.6    0.6    1.2    0.1    5.0  COD wrt COMB
 THU3     0.7    1.5    0.4    1.2   -4.1    6.5  COD wrt COMB
 CONZ    -2.5    2.1   -0.7    1.7    1.4    5.7  COD wrt COMB
 SCUB    -0.3    1.8    2.1    2.0    4.3    8.5  COD wrt COMB
 USNO    -0.5    2.3    0.9    2.1   -0.0    9.7  COD wrt COMB
 CHUR     0.8    1.6    0.2    1.2   -2.0    4.8  COD wrt COMB
 MDO1    -0.9    1.5   -0.9    1.6    0.8    5.7  COD wrt COMB
 GOLD     0.6    1.5   -0.7    1.4   -2.9    5.2  COD wrt COMB
 DRAO     1.1    1.7   -0.7    1.4   -1.6    5.6  COD wrt COMB
 WHIT     0.6    1.6   -0.8    1.3   -1.0    4.8  COD wrt COMB
 THTI    -2.3    1.6   -1.1    2.0    0.1    5.5  COD wrt COMB
 MKEA    -0.9    2.5   -2.5    2.8    3.8   10.4  COD wrt COMB
 KOKB     0.2    1.8   -2.4    1.9    0.7    6.5  COD wrt COMB
 ASPA    -2.1    1.4   -1.4    1.6    4.4    5.5  COD wrt COMB
 AUCK    -1.2    1.4   -0.2    1.3    2.3    5.2  COD wrt COMB
 MQZG    -1.4    1.6    0.3    1.4    5.1    5.9  COD wrt COMB
 MCM4     1.3    1.7    2.7    1.3   -1.7    7.8  COD wrt COMB
 KOUC    -1.1    1.5   -0.5    1.6   -7.2    6.3  COD wrt COMB
 MAC1    -0.4    1.6    1.0    1.2    1.1    4.9  COD wrt COMB
 TIDB    -0.0    1.7    0.7    1.4    1.2    6.1  COD wrt COMB
 HOB2     0.9    1.5    0.7    1.2   -4.2    5.0  COD wrt COMB
 TOW2    -0.8    1.2   -0.3    1.3    5.2    5.3  COD wrt COMB
 ALIC    -0.4    1.3    0.8    1.3    4.8    5.5  COD wrt COMB
 CEDU    -0.5    1.4    0.9    1.2   -3.1    6.1  COD wrt COMB
 DARW    -0.4    1.4    0.5    1.6   -5.8    6.0  COD wrt COMB
 KARR     1.1    1.5    0.3    1.6   -3.2    5.9  COD wrt COMB
 CAS1    -1.1    1.6    1.9    1.2   -3.3    5.2  COD wrt COMB
 COCO    -0.5    1.6   -0.3    2.1    2.4    7.1  COD wrt COMB
 DAV1    -1.9    1.5    1.1    1.4   -7.0    4.7  COD wrt COMB
 IISC     1.4    1.8   -1.1    2.1    2.7    6.8  COD wrt COMB
 POL2     2.5    2.5   -0.8    2.0   -3.2    8.5  COD wrt COMB
 DGAR     0.7    1.8    0.9    2.2    3.4    7.2  COD wrt COMB
 KERG    -0.6    2.3    1.0    1.9   -2.1    7.7  COD wrt COMB
 ARTU     0.4    2.4   -0.3    1.7    5.0    7.6  COD wrt COMB
 REUN     0.9    1.6    0.0    1.7   -4.9    6.2  COD wrt COMB
 SYOG    -1.5    2.4   -0.0    1.9   -7.2    8.8  COD wrt COMB
 ZAMB     1.8    1.6   -1.0    1.9    6.9    7.1  COD wrt COMB
 SUTH     0.7    1.8   -1.1    1.8   -1.7    5.7  COD wrt COMB
 TRO1    -0.4    1.6    0.1    1.3    1.8    5.4  COD wrt COMB
 NOT1     0.2    2.2    0.5    2.1    2.5    8.4  COD wrt COMB
 NKLG     0.9    1.3   -1.0    1.6    0.8    4.6  COD wrt COMB
 WSRT     0.5    1.7   -0.4    1.4    0.6    5.0  COD wrt COMB
 Reference sites NOT used 
 LAMA     0.6    1.9   -0.6    1.5    3.5    5.8  COD wrt COMB
 POTS    -3.5    1.8   -0.5    1.5    3.4    5.0  COD wrt COMB
 WTZR     0.8    1.7    0.1    1.4    4.6    5.1  COD wrt COMB
 
 CENTER EMR
 -------------------
 VARIANCE RESCALING FACTOR FOR EMR 25.2068
 
 Transformation of loose solution EMR to COMB
 -----------------------------------------------
 For   56 Sites, RMS after 7 parameter transformation   1.6 mm  EMR wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    3.1    8.7      3.6    9.0     -4.0    9.6  -0.183  0.231  EMR  CoM
RMS Fits of EMR to COMB
WRMS NEU   2.40   0.96   5.24 mm, NRMS   0.85   0.39   0.51 Num  56 EMR COMB
 
 Adjustments to core site positions for EMR
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     2.2    3.3    0.4    2.4   -8.8   12.4  EMR wrt COMB
 HOFN     1.0    3.4    0.5    2.4    2.9   10.2  EMR wrt COMB
 MAS1     0.4    2.3   -1.1    2.3   -2.0    9.5  EMR wrt COMB
 PDEL     0.6    2.5   -0.6    2.1   -1.9    8.9  EMR wrt COMB
 BRFT     1.5    2.6   -1.9    2.6    1.9   10.4  EMR wrt COMB
 QAQ1     0.1    2.9    0.8    2.0    0.9    8.6  EMR wrt COMB
 BRAZ     3.9    2.6   -1.7    2.5    0.4    9.6  EMR wrt COMB
 STJO    -0.5    2.8    0.6    2.1    0.1    9.0  EMR wrt COMB
 OHI2     2.5    3.6    1.4    2.3   -6.1   10.4  EMR wrt COMB
 PALM     5.4    3.4   -0.9    2.2   -1.8    9.8  EMR wrt COMB
 BRMU     0.6    2.3    1.1    2.1   -8.4    8.8  EMR wrt COMB
 SCH2     0.3    2.7    1.2    1.9   -6.8    8.4  EMR wrt COMB
 THU3     0.3    2.8    0.9    2.0   -1.5   12.7  EMR wrt COMB
 CONZ     5.3    4.2    0.2    3.6   11.5   15.0  EMR wrt COMB
 BOGT    -1.2    2.7    1.0    2.9    3.4   11.0  EMR wrt COMB
 SCUB    -2.1    3.0    1.7    3.3   -1.6   13.3  EMR wrt COMB
 USNO    -3.0    4.0    2.5    3.8    5.9   17.3  EMR wrt COMB
 CHUR     0.7    2.9    1.2    2.0   -6.5    9.0  EMR wrt COMB
 MDO1    -3.0    2.5    0.2    2.5    7.5    9.5  EMR wrt COMB
 GOLD    -1.8    2.6    0.3    2.4   -0.9    9.2  EMR wrt COMB
 DRAO    -0.9    2.9   -0.1    2.2    0.8    8.5  EMR wrt COMB
 WHIT     1.3    3.0   -0.0    2.1   -7.8    8.6  EMR wrt COMB
 THTI    -0.7    3.7   -0.8    4.1    5.6   14.0  EMR wrt COMB
 KOKB    -3.5    2.6   -1.9    2.9    4.4    9.8  EMR wrt COMB
 ASPA    -1.5    3.0   -0.2    3.5    8.6   12.1  EMR wrt COMB
 AUCK     1.2    2.5    0.7    2.4    6.1    9.0  EMR wrt COMB
 MCM4     1.6    3.3   -0.8    2.4   -6.6   15.8  EMR wrt COMB
 MAC1     3.4    3.0    0.4    2.0    6.2    8.6  EMR wrt COMB
 TIDB     1.5    2.6    0.9    2.1    0.5    9.5  EMR wrt COMB
 HOB2     4.5    2.7    0.9    2.0    0.1    8.5  EMR wrt COMB
 TOW2     2.3    2.3    0.9    2.2    3.0    9.3  EMR wrt COMB
 ALIC     2.5    2.2    0.2    2.2    5.8    9.4  EMR wrt COMB
 CEDU    -0.7    2.5    0.8    2.1   -7.2    9.6  EMR wrt COMB
 DARW     1.8    2.2    0.4    2.4   -2.0    9.2  EMR wrt COMB
 KARR    -0.8    2.2   -0.8    2.4   -8.3    9.0  EMR wrt COMB
 CAS1     3.9    3.3   -1.1    2.3   -5.9   10.3  EMR wrt COMB
 COCO    -3.6    2.6   -0.2    3.0    0.3   11.1  EMR wrt COMB
 DAV1     5.7    3.4   -0.4    2.6    1.5   10.8  EMR wrt COMB
 IISC    -2.2    2.5   -0.6    2.9    1.5   10.5  EMR wrt COMB
 POL2    -1.4    2.7   -1.3    2.1   -1.6    8.6  EMR wrt COMB
 DGAR    -2.2    3.5    0.1    3.9    4.2   14.3  EMR wrt COMB
 ARTU    -0.8    3.6   -0.6    2.4    1.9   10.6  EMR wrt COMB
 SYOG     5.7    3.0   -0.4    2.5    6.5   10.2  EMR wrt COMB
 POLV     3.5    2.9   -1.4    2.3  -10.5    9.1  EMR wrt COMB
 ZAMB    -2.0    2.5    1.2    2.7    3.6    9.2  EMR wrt COMB
 SUTH    -1.4    2.7    1.2    2.5   -4.0    9.2  EMR wrt COMB
 NOT1     1.1    3.2   -2.8    3.2   -5.0   13.3  EMR wrt COMB
 WSRT     0.8    2.7   -0.4    2.1   -1.8    8.2  EMR wrt COMB
 Reference sites NOT used 
 
 CENTER JPL
 -------------------
 VARIANCE RESCALING FACTOR FOR JPL 41315.4040
 
 Transformation of loose solution JPL to COMB
 -----------------------------------------------
 For   40 Sites, RMS after 7 parameter transformation   1.2 mm  JPL wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -3.0  148.9      0.2  141.2     -9.7  153.8  -0.253  4.231  JPL  CoM
RMS Fits of JPL to COMB
WRMS NEU   1.20   1.03   4.26 mm, NRMS   0.02   0.02   0.02 Num  40 JPL COMB
 
 Adjustments to core site positions for JPL
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     1.9   56.1   -1.7   45.6    3.9  210.8  JPL wrt COMB
 HOFN     1.1   56.5   -0.7   44.5   -1.8  176.0  JPL wrt COMB
 PDEL     1.2   43.7   -0.8   35.9    1.3  132.3  JPL wrt COMB
 BRFT    -1.3   41.4    0.2   45.0   -0.3  177.8  JPL wrt COMB
 QAQ1     1.2   53.7   -0.3   39.4    2.2  161.7  JPL wrt COMB
 BRAZ    -0.6   41.1    0.1   40.5    0.1  147.1  JPL wrt COMB
 STJO     1.6   68.3   -1.7   49.7   -0.7  199.8  JPL wrt COMB
 OHI2    -4.8   73.5   -0.1   54.3   -7.4  213.9  JPL wrt COMB
 PALM     1.0   62.9   -0.3   48.5  -11.5  188.3  JPL wrt COMB
 BRMU    -0.8   44.3   -0.3   39.2   -1.5  142.8  JPL wrt COMB
 SCH2    -1.2   60.2   -0.8   43.6    5.3  169.6  JPL wrt COMB
 PARC     0.1   56.7    0.8   45.8   -5.1  142.7  JPL wrt COMB
 BOGT    -0.6   55.5    0.9   66.3   -5.9  235.0  JPL wrt COMB
 CHUR    -0.2   45.3    0.1   35.4    6.1  134.4  JPL wrt COMB
 MDO1    -0.1   78.8    1.2   75.2   -9.8  273.6  JPL wrt COMB
 WHIT     0.7   47.3    0.2   39.0    3.8  137.6  JPL wrt COMB
 THTI    -0.6   75.2   -0.7   86.9    4.4  280.2  JPL wrt COMB
 KOKB     1.4   66.3    2.0   68.2    3.1  232.7  JPL wrt COMB
 ASPA    -1.1   54.8    1.4   65.5    1.6  225.5  JPL wrt COMB
 AUCK     0.8   46.8    1.9   42.5    2.1  145.9  JPL wrt COMB
 KOUC    -3.2   69.5   -0.1   71.0    5.8  253.7  JPL wrt COMB
 MAC1     0.3   51.7    2.5   37.0   -5.2  143.2  JPL wrt COMB
 TIDB     0.1   62.7    1.6   51.1   -3.0  206.7  JPL wrt COMB
 TOW2    -0.7   39.1   -0.5   39.9    1.3  151.7  JPL wrt COMB
 ALIC    -0.5   68.4   -0.3   68.2   -0.4  254.1  JPL wrt COMB
 CEDU     0.4   49.2   -0.4   43.0    2.5  165.7  JPL wrt COMB
 DARW    -0.5   38.2   -1.4   42.9    0.7  152.1  JPL wrt COMB
 KARR     1.6   56.6   -0.5   61.2    0.4  211.5  JPL wrt COMB
 CAS1     1.5   55.2    0.2   45.5    2.3  175.2  JPL wrt COMB
 COCO     0.4   42.1    0.1   54.1    1.8  177.1  JPL wrt COMB
 DGAR     1.5   47.6   -0.8   55.9    0.1  199.7  JPL wrt COMB
 ARTU     0.2   83.5    0.5   62.2    1.0  249.8  JPL wrt COMB
 YIBL    -1.4   62.1    1.5   59.3   -0.5  238.3  JPL wrt COMB
 SYOG     1.3   79.1   -1.3   64.3   -6.3  272.9  JPL wrt COMB
 ZAMB    -1.0   39.0    0.2   44.6   -1.9  137.9  JPL wrt COMB
 SUTH    -0.3   50.4   -0.7   49.6    5.8  164.7  JPL wrt COMB
 NKLG    -1.9   46.9   -0.8   58.2   -3.7  179.0  JPL wrt COMB
 Reference sites NOT used 
 
 CENTER MIT
 -------------------
 VARIANCE RESCALING FACTOR FOR MIT 5.3266
 
 Transformation of loose solution MIT to COMB
 -----------------------------------------------
 For   72 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)
   -3.0    2.8      3.9    2.7    -16.3    3.5  -0.063  0.106  MIT  CoM
RMS Fits of MIT to COMB
WRMS NEU   0.73   0.50   1.92 mm, NRMS   0.50   0.35   0.38 Num  72 MIT COMB
 
 Adjustments to core site positions for MIT
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -0.4    1.5   -0.1    1.4   -0.4    5.4  MIT wrt COMB
 YEBE    -0.7    2.0    0.2    1.8    4.0    6.8  MIT wrt COMB
 HOFN    -0.8    1.6   -0.0    1.4    4.1    4.6  MIT wrt COMB
 MAS1     1.0    1.0   -0.2    1.1   -0.9    3.9  MIT wrt COMB
 PDEL    -0.3    1.3    0.2    1.3    2.0    4.3  MIT wrt COMB
 BRFT    -0.6    1.4   -0.7    1.6    2.3    6.0  MIT wrt COMB
 QAQ1     0.0    1.6    0.1    1.3    0.9    4.5  MIT wrt COMB
 BRAZ    -0.1    1.1   -0.7    1.2    1.2    4.3  MIT wrt COMB
 STJO     0.3    1.3   -0.1    1.1    1.8    3.9  MIT wrt COMB
 OHI2    -3.6    1.9    2.0    1.6   -0.1    5.6  MIT wrt COMB
 PALM    -1.3    1.2    0.0    1.0   -1.1    3.2  MIT wrt COMB
 CRO1    -0.4    1.4   -0.8    1.7   -0.0    7.0  MIT wrt COMB
 BRMU     0.0    1.0   -0.2    1.0   -0.3    3.8  MIT wrt COMB
 UNSA     0.2    1.5   -0.5    1.8   -0.9    6.5  MIT wrt COMB
 SCH2     0.3    1.7    0.4    1.3   -0.7    5.0  MIT wrt COMB
 THU3    -0.5    1.4   -0.2    1.1    1.0    5.3  MIT wrt COMB
 PARC    -1.3    2.1    0.5    1.7   -1.6    5.9  MIT wrt COMB
 CONZ    -0.7    1.2    0.1    1.2    1.1    4.4  MIT wrt COMB
 BOGT    -0.2    1.1   -0.3    1.3    2.8    4.7  MIT wrt COMB
 SCUB     0.8    1.7    0.4    1.9   -3.6    7.1  MIT wrt COMB
 USNO    -0.2    2.5    0.5    2.4    0.6   10.4  MIT wrt COMB
 CHUR     0.5    1.1   -0.1    0.9   -0.9    3.5  MIT wrt COMB
 MDO1     0.4    1.8    0.7    1.9    2.8    6.8  MIT wrt COMB
 GOLD     0.0    1.6    0.4    1.5    1.0    5.5  MIT wrt COMB
 DRAO    -0.0    1.8   -0.0    1.5    1.4    5.5  MIT wrt COMB
 WHIT     0.1    1.5   -0.3    1.4    0.7    4.2  MIT wrt COMB
 THTI    -0.2    2.0   -1.9    2.6   -0.7    7.4  MIT wrt COMB
 MKEA     0.7    2.5   -0.8    2.7   -1.0    9.2  MIT wrt COMB
 KOKB     0.6    1.3   -0.1    1.5   -1.1    4.7  MIT wrt COMB
 ASPA     1.2    2.1   -0.6    2.6    0.5    8.9  MIT wrt COMB
 AUCK    -0.7    1.0   -0.2    1.0   -3.6    3.4  MIT wrt COMB
 MCM4    -1.0    1.4    0.2    1.1    3.8    5.5  MIT wrt COMB
 KOUC     0.5    1.6    0.0    1.8   -5.0    6.5  MIT wrt COMB
 MAC1    -0.8    1.1   -0.0    0.8   -0.2    3.1  MIT wrt COMB
 TIDB     0.1    1.3   -0.0    1.2   -0.7    4.8  MIT wrt COMB
 HOB2     0.4    1.1    0.4    1.0   -0.5    3.6  MIT wrt COMB
 TOW2     0.7    1.2    0.9    1.4    0.4    4.8  MIT wrt COMB
 DUM1    -1.7    1.9   -0.9    1.5   -2.4    5.8  MIT wrt COMB
 ALIC     0.0    1.3    0.7    1.4    1.6    5.3  MIT wrt COMB
 CEDU    -0.3    1.1    0.1    1.1   -1.3    4.2  MIT wrt COMB
 DARW     0.5    1.3    1.0    1.6    0.2    5.4  MIT wrt COMB
 KARR    -0.4    1.3    0.6    1.6   -2.7    5.0  MIT wrt COMB
 CAS1    -1.7    1.1   -0.3    1.0   -3.1    3.4  MIT wrt COMB
 COCO     0.7    1.6    0.6    2.0   -3.7    6.9  MIT wrt COMB
 DAV1    -0.9    1.3   -0.2    1.1    2.8    3.7  MIT wrt COMB
 IISC     0.1    1.7    0.7    2.1   -1.2    6.8  MIT wrt COMB
 POL2    -0.5    1.7    0.1    1.7    1.8    5.5  MIT wrt COMB
 DGAR     0.5    1.8    0.3    2.0    1.0    7.3  MIT wrt COMB
 KERG    -0.3    2.1    0.6    1.7   -2.3    6.7  MIT wrt COMB
 ARTU    -0.2    2.3    0.5    1.9    0.6    6.8  MIT wrt COMB
 YIBL    -0.3    1.8    0.5    2.0    1.4    7.5  MIT wrt COMB
 REUN    -0.2    1.7   -0.1    2.0   -1.1    7.0  MIT wrt COMB
 SYOG    -0.9    1.3   -0.2    1.3    1.1    4.1  MIT wrt COMB
 RAMO    -0.6    1.6   -0.7    1.7    3.5    6.1  MIT wrt COMB
 POLV    -0.1    2.0   -0.8    1.7   -0.3    6.0  MIT wrt COMB
 MBAR     0.9    1.9   -0.6    2.3    1.2    6.9  MIT wrt COMB
 ZAMB     0.7    1.4   -0.7    1.6   -2.2    4.6  MIT wrt COMB
 SUTH     0.6    1.1    0.0    1.2   -1.4    3.6  MIT wrt COMB
 TRO1     0.3    1.6   -1.2    1.5   -0.4    5.2  MIT wrt COMB
 NOT1     0.4    1.3   -0.2    1.4    0.1    4.8  MIT wrt COMB
 NKLG     0.8    1.1    0.9    1.3   -0.3    4.1  MIT wrt COMB
 WSRT    -0.2    1.1   -0.6    0.9   -0.1    3.1  MIT wrt COMB
 Reference sites NOT used 
 LAMA     0.1    2.1   -0.8    1.8    3.3    6.2  MIT wrt COMB
 POTS    -6.2    2.2    3.0    1.9    5.1    6.6  MIT wrt COMB
 WTZR     0.6    2.4    0.4    2.1    3.4    7.4  MIT wrt COMB
 
 CENTER GFZ
 -------------------
 VARIANCE RESCALING FACTOR FOR GFZ 299.5022
 
 Transformation of loose solution GFZ to COMB
 -----------------------------------------------
 For   60 Sites, RMS after 7 parameter transformation   0.7 mm  GFZ wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    0.0  998.3     -0.0  998.3      0.0  998.3  -0.119  0.132  GFZ  CoM
RMS Fits of GFZ to COMB
WRMS NEU   0.81   0.70   2.22 mm, NRMS   0.52   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    -0.1    1.9    0.6    1.7   -2.7    6.0  GFZ wrt COMB
 MAS1    -0.5    1.2    0.2    1.4   -6.0    4.8  GFZ wrt COMB
 PDEL    -0.2    1.3   -0.6    1.4   -0.6    4.6  GFZ wrt COMB
 BRFT    -1.3    1.6    0.5    2.0   -2.7    7.4  GFZ wrt COMB
 QAQ1     0.3    1.8   -0.1    1.4    0.7    5.6  GFZ wrt COMB
 BRAZ    -1.3    1.5    0.2    1.7   -0.7    6.3  GFZ wrt COMB
 STJO     0.3    2.0   -0.2    1.6   -0.2    6.5  GFZ wrt COMB
 OHI2     1.6    1.6   -1.2    1.4    2.4    4.8  GFZ wrt COMB
 PALM     0.7    2.0    1.4    1.6    0.1    6.2  GFZ wrt COMB
 CRO1     0.1    1.8    0.8    2.1   -1.4    9.0  GFZ wrt COMB
 BRMU    -0.5    1.2    0.3    1.3    1.7    4.6  GFZ wrt COMB
 UNSA    -1.6    2.0    0.8    2.4   -0.6    9.6  GFZ wrt COMB
 SCH2     0.6    1.3    0.1    1.2   -0.1    4.3  GFZ wrt COMB
 THU3     0.8    1.5   -0.1    1.3   -0.1    7.5  GFZ wrt COMB
 CONZ     0.9    1.6    1.0    1.6    0.8    6.0  GFZ wrt COMB
 BOGT    -0.8    1.7    0.8    2.2   -5.2    8.1  GFZ wrt COMB
 SCUB    -0.4    2.0   -1.2    2.2    1.7    8.8  GFZ wrt COMB
 CHUR    -0.4    1.3   -0.0    1.2    1.1    4.3  GFZ wrt COMB
 MDO1    -0.2    1.6   -0.3    1.6   -3.1    6.2  GFZ wrt COMB
 GOLD    -0.2    1.3   -0.3    1.4   -0.4    4.8  GFZ wrt COMB
 DRAO     0.2    1.5    0.1    1.4   -2.4    4.8  GFZ wrt COMB
 WHIT     0.3    1.4   -0.5    1.2   -1.6    4.3  GFZ wrt COMB
 THTI    -0.6    1.5    1.5    2.1    3.7    6.0  GFZ wrt COMB
 MKEA    -0.6    2.5   -0.7    3.1   -1.2   10.8  GFZ wrt COMB
 ASPA    -0.1    1.4   -0.3    1.9   -3.5    5.6  GFZ wrt COMB
 AUCK     0.5    1.3    0.8    1.4    3.1    4.8  GFZ wrt COMB
 MCM4     0.8    1.7    0.9    1.4    8.4    8.3  GFZ wrt COMB
 KOUC     0.1    1.4    0.4    1.7    4.1    5.8  GFZ wrt COMB
 MAC1     0.1    1.4    0.6    1.2   -0.7    4.4  GFZ wrt COMB
 TIDB    -0.2    1.8    0.1    1.5    1.1    6.4  GFZ wrt COMB
 HOB2    -2.7    1.3   -0.1    1.2    0.9    4.6  GFZ wrt COMB
 TOW2     0.3    1.1    0.1    1.4    0.5    5.0  GFZ wrt COMB
 ALIC     0.2    1.1    0.3    1.3    0.0    4.8  GFZ wrt COMB
 CEDU     0.9    1.4   -0.2    1.3    1.7    5.1  GFZ wrt COMB
 DARW     0.4    1.2    0.0    1.5    3.0    5.3  GFZ wrt COMB
 KARR     1.0    1.5    0.1    1.6    0.3    6.0  GFZ wrt COMB
 CAS1     0.1    1.4    0.8    1.2    1.0    4.7  GFZ wrt COMB
 COCO     1.5    1.6    0.7    2.0    1.9    7.2  GFZ wrt COMB
 DAV1     0.0    1.4    0.2    1.3   -0.3    4.8  GFZ wrt COMB
 IISC     1.7    1.6   -0.7    2.1   -2.3    7.5  GFZ wrt COMB
 DGAR     1.3    1.5   -0.9    1.8   -3.0    6.7  GFZ wrt COMB
 KERG    -1.1    2.5   -1.3    1.9    0.5    8.1  GFZ wrt COMB
 ARTU     0.8    2.4    0.9    1.7   -0.4    7.8  GFZ wrt COMB
 REUN     0.3    1.3   -0.8    1.6    0.5    5.6  GFZ wrt COMB
 SYOG    -0.5    2.1   -1.0    1.7   -3.2    7.5  GFZ wrt COMB
 RAMO     0.1    1.3    0.9    1.5   -1.1    4.9  GFZ wrt COMB
 POLV    -1.1    1.9    1.4    1.5    2.6    5.9  GFZ wrt COMB
 ZAMB    -0.4    1.4   -0.4    1.8    0.8    5.8  GFZ wrt COMB
 TRO1    -0.3    1.3    1.2    1.2   -0.5    4.5  GFZ wrt COMB
 NKLG    -0.7    1.2   -1.6    1.8   -0.2    4.7  GFZ wrt COMB
 WSRT     1.0    1.9    0.4    1.5    0.2    5.5  GFZ wrt COMB
 Reference sites NOT used 
 LAMA     0.0    1.4    0.5    1.3   -2.6    4.5  GFZ wrt COMB
 POTS     5.3    1.5   -2.0    1.4   -1.2    4.4  GFZ wrt COMB
 WTZR     0.0    1.4   -0.1    1.3   -1.3    4.4  GFZ wrt COMB
 
 CENTER SIO
 -------------------
 VARIANCE RESCALING FACTOR FOR SIO 5.7395
 
 Transformation of loose solution SIO to COMB
 -----------------------------------------------
 For   67 Sites, RMS after 7 parameter transformation   1.1 mm  SIO wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
    1.9    3.3      2.5    3.2     -7.3    5.4  -0.152  0.136  SIO  CoM
RMS Fits of SIO to COMB
WRMS NEU   1.48   1.08   2.70 mm, NRMS   0.81   0.59   0.46 Num  67 SIO COMB
 
 Adjustments to core site positions for SIO
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 YEBE    -0.5    2.0   -0.1    1.9    0.3    6.6  SIO wrt COMB
 HOFN     1.2    1.6   -1.0    1.5   -2.2    4.3  SIO wrt COMB
 MAS1    -2.3    2.0    0.4    2.1   13.6    7.3  SIO wrt COMB
 PDEL     0.2    1.4    0.3    1.4   -0.6    4.3  SIO wrt COMB
 BRFT     0.4    1.7   -1.4    1.9   -1.1    6.3  SIO wrt COMB
 QAQ1    -0.1    1.9   -0.0    1.5   -2.1    5.3  SIO wrt COMB
 BRAZ     1.2    1.8   -2.1    2.0    1.9    6.0  SIO wrt COMB
 STJO    -0.3    1.9    0.3    1.6    1.3    5.7  SIO wrt COMB
 OHI2     5.4    2.5   -1.3    2.0   -1.3    6.5  SIO wrt COMB
 PALM     3.9    2.3   -0.9    1.7   -0.3    5.8  SIO wrt COMB
 CRO1    -0.2    2.1    0.4    2.5   -1.8   10.0  SIO wrt COMB
 BRMU    -0.2    1.7   -0.3    1.7   -2.4    5.8  SIO wrt COMB
 UNSA     3.0    2.2   -2.9    2.5    4.5    9.0  SIO wrt COMB
 SCH2    -1.3    1.8    0.7    1.6    1.6    5.1  SIO wrt COMB
 THU3    -0.8    1.3    0.2    1.1    0.5    4.7  SIO wrt COMB
 PARC     4.2    2.7   -1.4    2.3   -1.0    6.8  SIO wrt COMB
 CONZ     2.7    2.2   -1.7    2.0    1.1    6.8  SIO wrt COMB
 BOGT    -0.7    1.7    0.0    2.1    1.8    7.2  SIO wrt COMB
 SCUB    -0.4    2.5    0.6    2.7    1.6    9.8  SIO wrt COMB
 USNO     0.8    3.9    1.4    3.6   -5.1   15.5  SIO wrt COMB
 CHUR    -1.5    1.6    0.2    1.4    0.0    4.8  SIO wrt COMB
 MDO1     0.7    1.9    1.2    2.0   -6.9    6.4  SIO wrt COMB
 GOLD    -1.1    1.7    1.3    1.8    1.2    5.6  SIO wrt COMB
 DRAO    -1.3    1.8    0.9    1.6   -2.7    5.3  SIO wrt COMB
 WHIT    -1.2    1.4    0.7    1.3   -0.9    3.8  SIO wrt COMB
 THTI     0.1    2.4    2.2    3.3    1.8    9.0  SIO wrt COMB
 MKEA    -0.2    2.2    2.7    2.5    0.8    7.9  SIO wrt COMB
 KOKB    -0.5    2.7    5.8    3.3    4.0    9.5  SIO wrt COMB
 ASPA    -0.9    1.6   -0.2    2.0   -0.9    6.3  SIO wrt COMB
 AUCK    -0.2    1.7   -1.7    1.7    0.8    5.7  SIO wrt COMB
 MQZG     0.8    1.1   -1.5    1.0   -0.0    3.1  SIO wrt COMB
 MCM4     1.3    1.7   -1.7    1.5   -5.2    6.0  SIO wrt COMB
 KOUC    -0.8    2.3   -1.8    2.8   -1.1    9.0  SIO wrt COMB
 MAC1     2.1    1.6   -1.3    1.3   -1.2    4.4  SIO wrt COMB
 TIDB     0.6    1.4   -1.1    1.4    1.2    4.7  SIO wrt COMB
 HOB2     2.2    1.8   -1.4    1.5    0.1    5.2  SIO wrt COMB
 TOW2    -0.0    1.3   -0.2    1.5    4.1    4.7  SIO wrt COMB
 ALIC     0.4    1.4   -1.0    1.5    2.6    5.1  SIO wrt COMB
 CEDU     1.8    1.4   -0.3    1.4    4.0    4.6  SIO wrt COMB
 DARW    -0.9    1.4   -1.4    1.6    1.7    5.2  SIO wrt COMB
 KARR     1.5    1.4   -0.6    1.7    3.3    4.8  SIO wrt COMB
 CAS1     3.9    1.7   -0.2    1.7    3.3    4.7  SIO wrt COMB
 COCO     0.9    2.1    0.1    2.9    0.4    9.3  SIO wrt COMB
 DAV1     2.9    2.0   -0.3    2.0    1.2    5.5  SIO wrt COMB
 IISC    -2.7    1.8    1.4    2.5    0.6    7.2  SIO wrt COMB
 POL2    -1.3    1.9   -0.0    1.9   -2.1    6.0  SIO wrt COMB
 ARTU    -2.1    2.4    0.9    2.0   -2.6    6.9  SIO wrt COMB
 SYOG     2.6    2.4    0.8    2.2   -2.8    7.1  SIO wrt COMB
 RAMO     0.3    1.7    0.3    1.9   -2.9    5.8  SIO wrt COMB
 POLV     0.1    1.9    0.8    1.7    0.3    5.5  SIO wrt COMB
 MBAR    -1.8    2.8    1.1    3.2   -2.6    9.7  SIO wrt COMB
 ZAMB    -0.5    1.7    0.1    1.9   -4.0    4.7  SIO wrt COMB
 SUTH     1.8    4.1   -0.4    4.2    5.7   11.2  SIO wrt COMB
 TRO1     0.4    1.6    0.2    1.5   -0.6    4.8  SIO wrt COMB
 NOT1     0.6    1.6   -0.0    1.8   -1.6    5.5  SIO wrt COMB
 WSRT    -0.2    1.5    0.8    1.5    1.8    4.2  SIO wrt COMB
 Reference sites NOT used 
 LAMA    -0.7    2.2    1.0    1.9   -0.3    6.2  SIO wrt COMB
 POTS    -5.0    1.9    0.7    1.7    1.3    5.1  SIO wrt COMB
 
 CENTER NGS
 -------------------
 VARIANCE RESCALING FACTOR FOR NGS 1701.1742
 
 Transformation of loose solution NGS to COMB
 -----------------------------------------------
 For   64 Sites, RMS after 7 parameter transformation   1.2 mm  NGS wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -0.9    5.9      0.8    5.9    -21.6    8.0  -0.062  0.191  NGS  CoM
RMS Fits of NGS to COMB
WRMS NEU   1.21   1.54   3.09 mm, NRMS   0.50   0.70   0.37 Num  64 NGS COMB
 
 Adjustments to core site positions for NGS
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL     0.2    2.6   -0.3    2.1    1.6    9.2  NGS wrt COMB
 YEBE     0.0    2.4   -0.8    2.1    1.2    8.2  NGS wrt COMB
 HOFN     0.2    2.8   -0.1    2.1    3.1    8.8  NGS wrt COMB
 MAS1    -0.7    2.7   -2.6    2.8    5.0   10.9  NGS wrt COMB
 PDEL     0.3    2.5   -1.3    2.2   -0.3    8.7  NGS wrt COMB
 BRFT     0.4    2.1    2.9    2.1   -1.9    7.6  NGS wrt COMB
 QAQ1     0.9    2.7   -0.3    1.9    2.2    8.1  NGS wrt COMB
 BRAZ    -0.1    2.2    4.2    2.0   -1.9    7.2  NGS wrt COMB
 STJO     0.9    2.4   -0.8    1.9   -2.6    7.2  NGS wrt COMB
 OHI2    -2.2    3.6    3.7    2.5   -1.4   10.4  NGS wrt COMB
 PALM    -0.5    3.4    1.7    2.4   -1.2    9.9  NGS wrt COMB
 CRO1     0.7    2.6   -3.2    2.8    4.5   11.1  NGS wrt COMB
 BRMU     1.1    1.8   -0.7    1.6   -0.5    5.7  NGS wrt COMB
 SCH2     0.4    2.2   -1.4    1.6   -1.5    6.2  NGS wrt COMB
 THU3     0.2    2.4    0.4    1.9    0.6   11.0  NGS wrt COMB
 PARC    -1.7    3.0    2.1    2.3    0.3    7.9  NGS wrt COMB
 CONZ    -2.6    3.1    3.4    4.8   -7.4    9.7  NGS wrt COMB
 SCUB     0.4    2.6   -2.1    2.7    9.8   10.4  NGS wrt COMB
 CHUR     1.0    2.0   -0.4    1.6    1.1    5.9  NGS wrt COMB
 MDO1     1.7    2.3   -0.5    2.4    2.8    7.9  NGS wrt COMB
 DRAO     0.4    3.0    0.2    2.3    4.3    8.9  NGS wrt COMB
 WHIT     0.8    2.8    0.7    2.1    2.9    8.3  NGS wrt COMB
 THTI    -0.0    2.5   -3.3    2.9   -7.0    8.5  NGS wrt COMB
 MKEA     2.0    3.4    0.5    3.6   -2.6   13.0  NGS wrt COMB
 KOKB     2.0    2.1   -0.7    2.1   -2.6    6.7  NGS wrt COMB
 ASPA     0.8    2.3   -0.9    2.6   -4.1    8.6  NGS wrt COMB
 AUCK    -1.3    2.1   -1.4    1.9   -2.6    6.9  NGS wrt COMB
 MQZG    -0.1    2.9   -1.0    2.5    1.8    9.3  NGS wrt COMB
 MCM4    -0.5    2.7   -0.3    2.1   -2.9   11.5  NGS wrt COMB
 KOUC    -1.0    2.5   -1.2    2.6   -6.0   10.0  NGS wrt COMB
 MAC1     1.0    3.2   -2.2    4.6    1.7    9.4  NGS wrt COMB
 TIDB    -0.3    2.3    0.6    2.0   -0.5    8.2  NGS wrt COMB
 HOB2     0.1    2.3    1.0    1.8    3.4    7.0  NGS wrt COMB
 TOW2    -1.0    1.9   -0.3    2.0    0.1    7.8  NGS wrt COMB
 DUM1     3.3    3.6    7.2    2.8    2.6   11.6  NGS wrt COMB
 ALIC    -1.5    1.7    1.1    1.8    1.4    6.8  NGS wrt COMB
 CEDU    -1.5    2.3    1.4    2.1    1.4    8.8  NGS wrt COMB
 DARW    -1.0    1.8    1.1    2.0   -2.5    7.2  NGS wrt COMB
 KARR    -2.1    2.6    3.1    2.8    2.7   10.4  NGS wrt COMB
 COCO    -1.7    1.7   -0.2    2.1    5.0    6.7  NGS wrt COMB
 IISC    -0.4    2.3    0.7    2.7   -5.2    9.6  NGS wrt COMB
 POL2     2.4    2.6    1.0    2.1   -4.1    8.2  NGS wrt COMB
 DGAR    -2.5    2.4    0.4    2.8   -1.4    9.7  NGS wrt COMB
 KERG    -0.5    2.6   -1.3    2.1   -0.7    7.9  NGS wrt COMB
 ARTU     1.8    2.4   -1.4    1.7   -1.2    6.8  NGS wrt COMB
 YIBL     0.4    2.0   -1.0    2.0   -3.4    8.0  NGS wrt COMB
 SYOG     0.7    3.1   -0.7    2.3   -1.6    9.9  NGS wrt COMB
 RAMO    -0.1    2.1   -0.9    2.0    1.8    7.5  NGS wrt COMB
 POLV    -0.2    3.2   -0.6    2.4    0.9    9.4  NGS wrt COMB
 MBAR    -1.8    2.1   -0.5    2.3   -3.0    7.4  NGS wrt COMB
 ZAMB    -2.0    2.1    0.6    2.3    3.8    7.5  NGS wrt COMB
 SUTH    -0.7    2.6    0.3    2.5    5.0    8.7  NGS wrt COMB
 TRO1     0.6    1.9   -1.1    1.6    1.6    6.7  NGS wrt COMB
 NOT1    -0.1    2.9    1.0    2.8    1.1   10.7  NGS wrt COMB
 WSRT     1.1    2.7    0.1    2.1   -2.4    8.0  NGS wrt COMB
 Reference sites NOT used 
 
 CENTER ESA
 -------------------
 VARIANCE RESCALING FACTOR FOR ESA 16.0272
 
 Transformation of loose solution ESA to COMB
 -----------------------------------------------
 For   46 Sites, RMS after 7 parameter transformation   0.9 mm  ESA wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -1.1    4.0      5.8    3.9     -3.1    5.1  -0.058  0.160  ESA  CoM
RMS Fits of ESA to COMB
WRMS NEU   1.06   0.62   3.69 mm, NRMS   0.64   0.38   0.59 Num  44 ESA COMB
 
 Adjustments to core site positions for ESA
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 HOFN    -0.4    2.1    1.4    1.7    0.8    6.7  ESA wrt COMB
 MAS1     0.4    1.3    0.2    1.4   -3.4    5.5  ESA wrt COMB
 PDEL     0.1    1.4   -0.1    1.4   -0.1    5.3  ESA wrt COMB
 BRFT    -1.4    1.9   -1.1    2.5    3.0    8.8  ESA wrt COMB
 QAQ1     1.0    2.2    0.3    1.5   -4.2    6.5  ESA wrt COMB
 BRAZ    -1.7    1.8   -1.5    1.9    6.8    7.4  ESA wrt COMB
 OHI2    -0.8    2.0    0.1    1.5    9.2    5.6  ESA wrt COMB
 BRMU     0.5    1.3   -0.3    1.4    1.9    5.3  ESA wrt COMB
 SCH2     1.7    1.5    0.2    1.3   -4.5    5.0  ESA wrt COMB
 BOGT    -1.4    1.9   -1.5    2.4    5.1    8.6  ESA wrt COMB
 CHUR     1.1    1.5    0.4    1.2   -4.0    4.9  ESA wrt COMB
 MDO1    -1.9    1.9   -0.3    1.9    4.1    7.5  ESA wrt COMB
 GOLD    -0.4    1.5    0.3    1.5   -0.6    6.3  ESA wrt COMB
 DRAO     0.7    1.6   -0.0    1.4   -0.8    5.5  ESA wrt COMB
 WHIT     0.8    1.6   -0.5    1.4   -4.1    5.0  ESA wrt COMB
 THTI    -0.0    1.6    1.5    2.0    1.2    6.5  ESA wrt COMB
 ASPA     1.1    1.5    0.8    1.9    2.4    6.3  ESA wrt COMB
 AUCK    -0.5    1.5    0.1    1.5    0.5    5.7  ESA wrt COMB
 MQZG    -0.3    1.5    0.4    1.4    4.1    5.6  ESA wrt COMB
 KOUC     0.6    1.6   -0.6    1.9   -1.9    6.6  ESA wrt COMB
 HOB2    -3.7    1.4   -0.7    1.4   -2.7    5.3  ESA wrt COMB
 TOW2     0.1    1.3   -0.3    1.5   -0.1    5.6  ESA wrt COMB
 ALIC     0.5    1.3    0.2    1.5    2.9    5.6  ESA wrt COMB
 CEDU    -0.2    1.5    0.7    1.5   -3.4    6.0  ESA wrt COMB
 DARW     0.2    1.4    0.5    1.9   -3.9    6.2  ESA wrt COMB
 KARR     0.3    1.7    0.8    1.9   -0.6    7.1  ESA wrt COMB
 CAS1    -0.1    1.7   -0.2    1.5   -8.9    5.5  ESA wrt COMB
 COCO     0.8    1.7    1.7    2.1   -2.3    7.7  ESA wrt COMB
 DAV1     0.7    1.8    0.8    1.6   -0.9    5.8  ESA wrt COMB
 IISC     2.2    1.9   -1.2    2.4    1.4    8.8  ESA wrt COMB
 KERG     1.2    2.2    0.1    1.8   -0.7    7.9  ESA wrt COMB
 ARTU     0.1    3.0    0.7    2.0    1.8    9.0  ESA wrt COMB
 REUN     1.2    1.5   -0.5    1.7   -3.7    6.1  ESA wrt COMB
 SYOG    -1.4    2.3   -0.2    1.7    2.2    7.6  ESA wrt COMB
 RAMO     0.4    1.5    0.2    1.7    5.8    6.2  ESA wrt COMB
 ZAMB     0.0    1.7   -0.4    1.9    3.9    6.9  ESA wrt COMB
 TRO1    -0.7    1.6    0.5    1.4   -1.5    5.4  ESA wrt COMB
 NKLG     0.5    1.4    0.2    1.9    1.5    5.8  ESA wrt COMB
 Reference sites NOT used 
 POTS     2.7    1.7   -2.3    1.6    5.9    5.6  ESA wrt COMB
 
 CENTER GRG
 -------------------
 VARIANCE RESCALING FACTOR FOR GRG 48.1082
 
 Transformation of loose solution GRG to COMB
 -----------------------------------------------
 For   57 Sites, RMS after 7 parameter transformation   1.2 mm  GRG wrt COMB 
   X-tran  +-      Y-tran  +-      Z-tran   +-   Scale   +-
   (mm)   (mm)     (mm)   (mm)      (mm)   (mm)  (ppb)  (ppb)
   -3.9    5.3      7.4    5.2    -20.3    7.3  -0.355  0.158  GRG  CoM
RMS Fits of GRG to COMB
WRMS NEU   0.86   1.06   5.34 mm, NRMS   0.43   0.60   0.74 Num  56 GRG COMB
 
 Adjustments to core site positions for GRG
 SITE    dNorth  +-     dEast   +-    dUp    +- 
          (mm)  (mm)    (mm)   (mm)   (mm)  (mm)
 VESL    -1.0    2.4    0.4    1.9    8.8    9.8  GRG wrt COMB
 YEBE    -0.5    2.2    1.1    1.8    1.6    7.0  GRG wrt COMB
 HOFN    -0.6    2.5    0.1    1.9   -1.1    7.8  GRG wrt COMB
 MAS1    -0.2    1.8    1.5    1.6    4.4    6.8  GRG wrt COMB
 PDEL    -0.6    2.1    1.5    1.6    1.8    6.5  GRG wrt COMB
 BRFT    -0.0    1.8    1.5    2.0    3.7    7.5  GRG wrt COMB
 QAQ1     0.2    2.1   -0.1    1.5    2.2    6.3  GRG wrt COMB
 BRAZ    -1.0    1.8   -0.2    1.8   -3.7    6.8  GRG wrt COMB
 STJO    -0.5    2.1   -0.2    1.6    0.2    6.3  GRG wrt COMB
 OHI2     0.9    2.2   -1.5    1.6    0.3    6.8  GRG wrt COMB
 PALM    -1.2    2.2    0.3    1.6    2.0    6.8  GRG wrt COMB
 CRO1    -1.3    1.9    0.7    2.1   -3.2    8.7  GRG wrt COMB
 BRMU    -2.2    1.9    0.2    1.6    0.1    6.5  GRG wrt COMB
 UNSA    -1.0    2.3    1.0    2.7    0.8   10.9  GRG wrt COMB
 SCH2     0.1    2.0   -1.3    1.5    1.8    6.0  GRG wrt COMB
 THU3     0.9    1.8   -0.4    1.4    3.1    8.2  GRG wrt COMB
 CONZ    -0.5    2.3    0.5    2.0  -11.2    7.9  GRG wrt COMB
 BOGT     0.2    1.9   -1.3    2.3   -6.8    8.5  GRG wrt COMB
 SCUB    -0.7    2.0   -0.8    2.0   -4.6    8.1  GRG wrt COMB
 USNO     0.8    3.0   -3.8    2.7   -2.3   11.1  GRG wrt COMB
 CHUR    -0.3    2.0   -1.8    1.5    4.6    6.2  GRG wrt COMB
 MDO1     0.5    1.9   -0.6    1.8    0.5    6.8  GRG wrt COMB
 GOLD    -0.5    1.9   -1.0    1.7    0.6    6.5  GRG wrt COMB
 DRAO    -0.7    2.1   -1.2    1.6    3.6    6.2  GRG wrt COMB
 WHIT    -0.5    2.0   -0.8    1.5    6.1    6.2  GRG wrt COMB
 THTI     0.8    2.0    1.0    2.2   -2.7    7.8  GRG wrt COMB
 KOKB    -0.6    1.8   -0.8    1.9    2.1    6.7  GRG wrt COMB
 ASPA     1.5    1.8    1.7    2.1   -2.2    7.3  GRG wrt COMB
 AUCK     0.6    1.9    1.7    1.7   -1.0    6.4  GRG wrt COMB
 MQZG     0.4    2.2    2.1    1.7   -0.5    6.8  GRG wrt COMB
 MCM4    -1.0    1.9   -0.6    1.4   -4.5    9.5  GRG wrt COMB
 KOUC     1.0    2.1    1.7    2.1    2.7    8.3  GRG wrt COMB
 HOB2    -0.9    2.0    0.3    1.5    2.5    6.1  GRG wrt COMB
 TOW2    -0.3    1.7    0.6    1.7  -20.2    6.8  GRG wrt COMB
 ALIC     0.7    1.7   -1.0    1.7  -18.4    6.8  GRG wrt COMB
 CEDU    -0.4    1.9   -0.8    1.7   -1.4    6.9  GRG wrt COMB
 DARW     1.1    1.6   -0.9    1.9    3.2    6.7  GRG wrt COMB
 KARR    -1.3    1.7   -1.2    1.8    7.7    6.8  GRG wrt COMB
 CAS1     0.1    2.0   -1.1    1.5    6.6    6.7  GRG wrt COMB
 COCO     1.0    1.7   -0.5    2.1   -6.8    7.1  GRG wrt COMB
 DAV1    -0.1    2.0   -0.1    1.6   -2.7    7.0  GRG wrt COMB
 IISC     0.6    1.8    0.3    2.2   -1.2    7.6  GRG wrt COMB
 POL2    -0.3    2.1   -0.1    1.7    5.5    6.2  GRG wrt COMB
 DGAR     0.1    1.7   -1.6    1.9   -3.2    7.0  GRG wrt COMB
 ARTU     0.7    2.9   -1.4    2.0   -0.2    8.4  GRG wrt COMB
 REUN     0.5    1.9   -0.1    2.0    4.1    7.7  GRG wrt COMB
 SYOG    -1.0    2.1    0.5    1.7    0.7    7.5  GRG wrt COMB
 RAMO    -0.7    1.9    1.3    1.9    0.3    6.9  GRG wrt COMB
 SUTH    -0.2    1.9   -0.1    1.9    2.8    6.5  GRG wrt COMB
 NOT1    -2.7    2.7   -0.9    2.7    8.4   10.0  GRG wrt COMB
 WSRT    -0.6    2.1    0.5    1.6    2.7    5.9  GRG wrt COMB
 Reference sites NOT used 
 LAMA    -0.2    2.5    1.5    1.9   -2.8    7.0  GRG wrt COMB
 POTS     7.8    2.3    3.0    1.8   -4.2    6.5  GRG wrt COMB
 WTZR    -1.1    2.2    0.8    1.7   -5.6    6.2  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)
56109.50   94729  409060  4132588  -2220    36    37    9967      91 289  0 31   1419   -454    167    161    0.028 -0.002 -0.001
56110.50   96379  408861  4135188  -2808    33    33   10014      84 289  0 54   1308   -306    153    145    0.017 -0.003 -0.001
56111.50   98018  408461  4137675  -2080    34    35   10060      87 289  0 54   1442   -507    157    155   -0.000 -0.004 -0.001
56112.50   99658  408212  4139400  -1335    36    36   10106      88 289  0 54   1340   -345    164    158    0.023 -0.005 -0.000
56113.50  101294  407791  4140149    -65    35    35   10152      88 289  0 54   1784   -728    161    156   -0.003 -0.006  0.000
56114.50  103664  407527  4139554   1202    36    36   10198      89 289  0 54   2457    -79    165    161    0.009 -0.006  0.001
56115.50  106278  407617  4137814   2182    33    34   10245      85 289  0 55   2518   -113    157    152    0.014 -0.008  0.002
 6.0 NO ANTENNA OFFSETS AVAILABLE
 



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