Subject: [IGSREPORT-5310] Wk 0973 JPL Analysis Report
From: M B Heflin
Date: Mon, 14 Sep 1998 13:35:22 PDT

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IGS Electronic Report    Mon Sep 14 13:35:22 PDT 1998      Message Number 5310
******************************************************************************

Author: M B Heflin
Subject: Wk 0973 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0973 (DAYS 242-248, DATES 1998 Aug 30 - Sep 05)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

D C Jefferson, Y E Bar-Sever, M B Heflin, M M Watkins, F H Webb, J F Zumberge

all at the Jet Propulsion Laboratory, California Institute of Technology, 
Pasadena, CA  91109.

Files listed below are available in Unix compressed format and can be
retrieved using anonymous ftp to sideshow.jpl.nasa.gov (137.78.60.30),
directory pub/jpligsac/0973.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl09737.sum         This text file.
jpl09737.erp         Earth rotation parameters for GPS week 973.
jpl09737.snx         Ground station coordinates for GPS week 973, SINEX format.
jpl0973[0-6].sp3     GPS ephemerides for GPS week 973, sp3 format.
jpl0973[0-6].tro     Ground station troposphere estimates for GPS week 973.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 9.0 cm

Due to potential problems, data from stations mentioned below were not
considered for use in the global solution for the day indicated.  (For
geographical reasons, they may not have been used in any case.)

WARNING: PIE1 (not USNO) used as reference clock day 247.
WARNING: NRC1 (not USNO) used as reference clock days 248.
WARNING: Data from COCO, DGAR, HOB2, MCM4, NYAL, USNA, YELL excluded day 242.
WARNING: Data from COCO, HOB2, YELL excluded day 243.
WARNING: Data from COCO, DGAR, HOB2, NOUM, PENC excluded day 244.
WARNING: Data from COCO, NYAL, ONSA, PENC excluded day 245.
WARNING: Data from CASA, COCO, ONSA, PENC excluded day 246.
WARNING: Data from CASA, COCO excluded day 247.
WARNING: Data from CASA, COCO, DAV1 excluded day 248.

In the following table, UT1R-UTC are the integrated values based on estimated
LODR values in the adjacent column.  See IGS Report No. 1498 (jpl07827.sum)
for details:

JPL ERP TABLE                                GPS week 973 (1998 Aug 30 - Sep 05)
version 2           
     MJD   XPole   Ypole  UT1R-UTC   LODR Xsg Ysg UTsg LOsg Nr Nf Nt   Xrt   Yrt
         10**-6" 10**-6"      .1us .1us/d 10**-6" .1us .1us/d          10**-6"/d
51055.50   68768  476421  -1400780   8981  51  52  182  182 37  0 26  1791  -390
51056.50   70546  475992  -1409768   8994  50  54  183  183 37  0 27  1888  -411
51057.50   72210  475453  -1419380  10231  53  59  190  190 37  0 27  1889 -1214
51058.50   73999  474323  -1429144   9297  47  53  187  187 37  0 27  1714 -1394
51059.50   75990  472929  -1438565   9545  47  50  183  183 37  0 27  2279 -1228
51060.50   78678  471663  -1447956   9236  49  52  183  183 37  0 27  2652 -1168
51061.50   81467  470680  -1457285   9423  47  53  181  181 37  0 27  2603  -636
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 973:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 973 (1998 Aug 30 - Sep 05)
      98  8 30   98  8 31   98  9  1   98  9  2   98  9  3   98  9  4   98  9  5
prn   3d rss (cm)
  1      16         12         12         13         10          9          9   
  2       5          5         11         26         10          5          9   
  3      22         29         20         14         21         16         20   
  4      12          7          6          8          8          8          7   
  5       8          6          6         12         11          9         12   
  6       9          5          8          8          8          6          9   
  7       6          6          9          7          6          6         13   
  8       8          4          9         10         20         18          7   
  9       7          6         10         11         12         11         14   
 10      11         10          9          5          9         12          6   
 13       9         11         16         20          8         11         16   
 14       8          9         11          9         17          7         22   
 15       8         10         22         16         19          6          5   
 16       7          8          6          7          8          5         17   
 17      13         18         19         11         14         19         26   
 18      10          8          7          7          7          8          9   
 19       7         11         10         16         10         10         14   
 21                  6         13         13         12         12         26   
 22      13         13          7         11          8         11         10   
 23      18         23         13         14          7          9         17   
 24      15          7         11          7          7         11          6   
 25      10         11          4         14          7          6          6   
 26       8          9         13          9          6         13         12   
 27       8          6          5          9          5          9         13   
 29      12         28         21         15          9         10          9   
 30       6          6          8          9          4          8          8   
 31       7         15          7          8          4          5         11   
_______________________
END ORBIT REPEATABILITY TABLE

The following table statistically summarizes this week's "engineering data", as
described in IGS Report No. 1528:

JPL ENGINEERING DATA SUMMARY TABLE           GPS week 973 (1998 Aug 30 - Sep 05)
 receiver/transmitter (dot means point positioned, * means fiducial site)
 |     days analyzed
 |     |      rms clock noise (ns)
 |     |      |           average clock solution (us)
 |     |      |           |           rms pseudorange (cm)
 |     |      |           |           |   (dot means pcode not analyzed)
 |     |      |           |           |           rms phase (mm)
 |     |      |           |           |           |           average arc (hr)
 |     |      |           |           |           |           |
 |___  |__    |_______    |_______    |___        |___        |__
ALGO*  7.0    33.5        .135        65.2        4.62        2.63    
AREQ*  1.0    111.        .101        66.0        4.00        2.31    
ASC1   6.3    .182e+05    .282e-01    63.3        5.57        1.63    
AUCK   6.0    87.4        .644e-01    45.2        4.36        2.71    
BAHR   1.0    .498        774.        46.0        6.00        3.24    
BOGT   2.7    544.        .402e-01    71.0        5.00        1.73    
CAS1   6.9    14.2        .156e+04    35.7        5.75        1.26    
CASA   1.0    22.5        115.        44.0        6.00        2.97    
CRO1   4.0    738.        .553e-01    63.0        5.51        1.83    
DAV1*  5.6    156.        .783e-01      .         4.84        1.39    
DGAR   1.4    .375e+04    .493        77.5        4.59        1.55    
EISL   7.0    128.        .527e-01    62.3        5.15        2.75    
FAIR*  7.0    19.9        .142        55.8        4.61        2.23    
FORT*  4.8    30.3       -.884e-01    78.2        5.40        1.74    
GALA    .8    192.        .527e-01    70.0        5.00        1.39    
GOL2*  6.9    .112        1.51        58.1        5.18        2.18    
GUAM*  5.8    136.        .376e-01    77.6        6.70        1.82    
HARK*  5.9    14.4        28.3          .         3.85        1.60    
HRAO   6.0    27.0        .933e-01    49.6        3.85        2.42    
IISC   7.0    103.        .386e-01    75.0        5.00        1.87    
KELY   1.0    92.9       -.445e-01      .         5.00        1.88    
KERG*  5.9    .142e+04    .103e+04      .         5.36        2.46    
KIT3*  3.8    140.        .587e-01    73.1        5.00        2.13    
KOKB*  6.9    .600e+04    30.4        81.7        5.31        2.57    
KOUR*  1.8    2.49        .185        72.5        6.00        1.46    
KWJ1*  6.9    362.        .577e-01    75.8        6.16        1.70    
LHAS*  3.0    131.        .814e-01    78.4        5.00        2.23    
MAC1*  6.7    90.3        .665e-01    39.6        4.29        2.10    
MAD2*  2.0    .236        2.37        56.5        6.00        2.50    
MAG0   2.0    .289e+06    494.        32.5        5.10        2.27    
MALI*  7.0    18.6       -164.        97.0        6.59        1.69    
MAS1*  4.0    2.81        1.12        61.8        4.27        2.30    
MCM4   4.0    162.        .446e-01    64.9        5.00        1.62    
MDVO   2.9    .526        226.        66.4        6.42        1.67    
MKEA   5.0    .710e-01   -1.59        64.8        4.62        2.61    
NOTO   5.0    .304        996.        83.9        6.22        2.37    
NRC1   1.1    .           .           91.0        4.00        2.91    
NTUS   4.5    109.       -.792e-02    90.7        5.42        1.43    
NYA1   3.1    .121       -.278        45.8        5.43        1.83    
OHIG*  6.9    .136e+04    .118        55.3        4.59        2.00    
ONSA*  3.0    .248        .856        45.7        4.00        2.14    
PETR   1.0    .291e+06    479.        46.0        6.00        2.71    
PIE1*  1.0    .           .           47.0        4.00        2.74    
REYK   2.9    93.0        .756e-01    58.3        6.36        2.01    
SANT*  6.3    632.        .168        48.5        4.15        1.53    
SELE   1.0    107.        .827e-01    41.0        4.00        3.51    
SUTH   1.0    102.        .817e-01    53.0        4.00        1.11    
THU1*  3.0    70.4        .873e-01    48.7        6.00        1.88    
TID2*  7.0    .116        1.20        41.9        5.61        2.57    
TSKB*  4.7    1.59       -2.72        49.7        4.86        3.41    
USNO   5.6    .           .           63.8        5.81        2.63    
USUD   7.0    .447        .484        42.6        5.21        2.83    
WTZR*  6.7    .844e+05    12.3        65.8        4.46        2.25    
WUHN   2.0    .590e+04   -9.85        53.0        5.00        2.43    
XIAN   5.0    98.9        .605e-01    49.3        4.82        2.70    
YAKA   1.8    93.0        .202e-01    59.0        5.00        2.17    
YAKZ   1.7    .289e+06    440.        45.4        5.00        2.42    
YAR1*  7.0    80.7        .687e-01    42.3        4.66        2.35    
YELL*  5.0    5.85        .433e-01    52.3        5.03        1.84    
ZECK   2.0    71.4        .780e-01    52.7        5.00        2.63    
PRN01  6.9    82.2        57.8        59.4        5.00        1.92    
PRN02  7.0    82.4       -527.        58.7        5.00        2.30    
PRN03  6.9    80.2        44.3        60.5        5.00        1.91    
PRN04  7.0    83.1        46.2        60.5        5.00        2.18    
PRN05  7.0    80.5        162.        60.8        5.15        2.30    
PRN06  6.9    79.5       -.612        63.6        5.00        1.78    
PRN07  7.0    82.8        789.        59.6        5.00        2.36    
PRN08  6.8    .493e+05    428.        62.2        5.17        1.85    
PRN09  7.0    80.1       -8.68        62.1        5.00        2.02    
PRN10  7.0    81.9        25.9        63.9        5.15        1.78    
PRN13  7.0    82.1       -253.        58.7        5.00        2.20    
PRN14  7.0    83.5        3.24        61.6        5.00        2.32    
PRN15  7.0    3.22        595.        64.3        5.15        2.26    
PRN16  7.0    83.5        77.6        64.0        5.00        2.23    
PRN17  6.9    80.6       -187.        63.2        5.00        1.80    
PRN18  7.0    83.2        16.3        59.9        5.00        2.19    
PRN19  6.9    82.1       -35.3        63.6        5.00        2.05    
PRN21  5.9    81.2        56.1        60.6        5.00        1.89    
PRN22  6.9    81.9        .916        60.1        5.00        2.14    
PRN23  7.0    81.6        3.57        60.2        5.16        1.98    
PRN24  7.0    81.8        755.        60.3        5.30        2.11    
PRN25  6.9    78.9       -6.02        61.5        5.15        1.88    
PRN26  7.0    82.3        324.        57.7        5.00        2.01    
PRN27  7.0    82.6        40.2        62.1        5.00        2.08    
PRN29  7.0    81.7        464.        56.0        5.32        2.05    
PRN30  7.0    80.7       -7.59        56.5        5.00        2.17    
PRN31  7.0    81.1        6.48        59.3        5.00        2.21    
_______________________
END ENGINEERING DATA SUMMARY TABLE

As described in IGS Mail Message 37, the following table compares the JPL
precise ephemerides with those from the broadcast ephemeris:

JPL COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES
      98  8 30   98  8 31   98  9  1   98  9  2   98  9  3   98  9  4   98  9  5
prn   3d rss (cm)
  1     471        460        364        363        372        474        340   
  2     230        230        178        234        229        160        161   
  3     200        191        141        194        355        170        187   
  4     446        396        301        432        326        225        269   
  5     260        311        415        618        594        345        322   
  6     527        482        561        465        392        461        536   
  7     352        550        665        309        356        547        614   
  8     201        433        351        269        408        592        390   
  9     138        285        362        392        209        179        254   
 10     332        334        453        321        268        299        234   
 13     273        263        445        414        473        614        296   
 14     604        507       1350        907        813       1475       1024   
 15     513        470        353        524        301        393        248   
 16     635        661        274        416        379        319        377   
 17     276        259        317        305        208        276        303   
 18     436        330        742       1220        547        476        370   
 19     135        237        268        151        174        157        142   
 21                186        438        274        338        264        524   
 22     411        250        368        465        478        511        433   
 23     358        806        556        484        529        536        395   
 24     602        822        634        424        354        487        440   
 25     240        202        216        887        627        276        342   
 26     663        556        297        920        280        591        622   
 27     314        467        364        364        287        277        325   
 29     184        183        673        606        280        369        301   
 30     627        330        251        324        688        324        312   
 31     325        306        265        292        207        178        214   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo areq asc1 auck bahr bogt cas1 casa cro1 dav1 dgar eisl fair fort gala gol2 guam hark hrao iisc kely kerg kit3 kokb kour kwj1 lhas mac1 mad2 mag0 mali mas1 mcm4 mdvo mkea noto nrc1 ntus nya1 ohig onsa petr pie1 reyk sant sele suth thu1 tid2 tskb usno usud wtzr wuhn xian yaka yakz yar1 yell zeck

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