Subject: [IGSREPORT-5459] Wk 0980 JPL Analysis Report
From: M B Heflin
Date: Mon, 2 Nov 1998 16:20:51 PST

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IGS Electronic Report    Mon Nov  2 16:20:51 PST 1998      Message Number 5459
******************************************************************************

Author: M B Heflin
Subject: Wk 0980 JPL Analysis Report

******************************************************************************
JPL ANALYSIS REPORT   GPS-WEEK 0980 (DAYS 291-297, DATES 1998 Oct 18 - Oct 24)
******************************************************************************

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/0980.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl09807.sum         This text file.
jpl09807.erp         Earth rotation parameters for GPS week 980.
jpl09807.snx         Ground station coordinates for GPS week 980, SINEX format.
jpl0980[0-6].sp3     GPS ephemerides for GPS week 980, sp3 format.
jpl0980[0-6].tro     Ground station troposphere estimates for GPS week 980.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 12.0 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: Data from COCO, HOB2, LPGS, POTS excluded day 291.
WARNING: Data from HOB2, LPGS, POTS, TROM excluded day 292.
WARNING: Data from CMP9, HOB2, LPGS, POTS excluded day 293.
WARNING: Data from CMP9, HOB2, LAMA, LPGS, NYAL, QUIN excluded day 294.
WARNING: Data from CMP9, HOB2, LPGS, QUIN excluded day 295.
WARNING: Data from ASC1, HOB2, LHAS, MALI, NICO, NTUS, NYAL, QUIN excluded day 296.
WARNING: Data from HOB2 excluded day 297.

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 980 (1998 Oct 18 - Oct 24)
     MJD  XPole  Ypole UT1R-UTC  LODR Xsig Ysig UTsig LODsig Nr Nf Nt  Xrt  Yrt 
            10**-5"      usec    us/d  10**-5"    us   us/d            10**-5"/d
51104.50  14897  42053  -196769  1484    3    3    10     10 37 24 27   98 -163 
51105.50  14999  41929  -198254  1486    3    3    11     11 37 22 27  119 -155 
51106.50  15093  41775  -199726  1458    3    3    11     11 37 24 27   21 -194 
51107.50  15179  41589  -201211  1512    3    3    11     11 37 25 27   12 -238 
51108.50  15251  41396  -202733  1532    3    3    10     10 37 22 27  -15 -248 
51109.50  15273  41205  -204255  1512    4    4    11     11 37 21 27   -8 -247 
51110.50  15299  41019  -205792  1563    3    3    10     10 37 24 27   -3 -198 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 980:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 980 (1998 Oct 18 - Oct 24)
      98 10 18   98 10 19   98 10 20   98 10 21   98 10 22   98 10 23   98 10 24
prn   3d rss (cm)
  1       9          7          8          8         27         20         12   
  2      13         15          9         11         10         12          8   
  3      10          6         12         16         21         13         29   
  4      20         14         13         12         10          7          8   
  5       8         11          8          9         11         12         11   
  6       8          9          7         15         14         12         22   
  7      12         14         14         16         14         21         16   
  8       7         15         16          9         17         17         15   
  9       7         14         10         12          9          8          4   
 10      35         26          7         10         10         22         25   
 13      11          8         11         10          8         10          6   
 14      31         20         10         20         14         24         30   
 15      15         12         10         16         36         16         28   
 16      19         12          7         12         12         23         22   
 17      14         14         14          8          7          7         20   
 18      17         12         16         13         11          8         13   
 19      34         27         43         26          8          7          9   
 21       8         10          6         13         22         14         19   
 22       7         28         34         11         16         11          7   
 23      19         22         19         13         45         25         10   
 24      13         11         10         16         14         11          7   
 25       6         11         12         10          5         10         16   
 26      17         18         12         17         18         17         14   
 27      11          9         15         12          8          6         22   
 29       6          9         10         12         26         19          8   
 30       6          8         10          7          5         19         23   
 31      12         17         12          9         10          4          6   
_______________________
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 980 (1998 Oct 18 - Oct 24)
 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    .765e-01    .171        65.9        4.49        2.68    
AREQ*  4.7    562.        .644e-01    66.6        4.00        2.07    
ASC1   2.1    364.        .907e-01      .         4.34        1.82    
AUCK   5.0    85.2        .881e-01    46.2        4.62        2.49    
BAHR   2.0    .830        31.4        41.0        5.00        1.78    
BOGT    .8    .101e+04    .192        73.0        7.00        1.25    
BRUS   1.0    .162        .968        59.0        5.00        2.95    
CAS1   3.8    11.7        132.        37.5        5.78        1.36    
CASA   1.0    21.0        49.6        50.0        6.00        2.50    
CRO1   3.8    .103e+04    .878e-01    60.7        5.74        2.00    
DAV1*  6.9    148.        .908e-01      .         4.88        1.16    
EISL   6.6    914.        .214e-01    65.6        4.71        2.78    
FAIR*  6.9    54.7        .452e-01    51.1        5.12        1.78    
FORT*  2.9    1.29       -.686        86.3        6.00        1.66    
GLSV   1.0    .289e+06    490.        54.0        4.00        2.01    
GOL2*  6.6    222.       -.646        62.8        4.00        2.19    
GOUG   1.9    .289e+06    504.        63.6        4.55        2.78    
GRAZ*  2.0    .697       -.350e-01    76.7        4.52        2.44    
GUAM*  4.9    128.        .162e-01    86.3        5.86        2.02    
HARK*  5.7    8.68        15.6          .         4.00        1.52    
HOFN   1.0    .289e+06    496.        46.0        7.00        1.42    
HRAO   5.0    .238        4.19        64.7        4.00        2.93    
IISC   5.9    114.        .411e-01    78.8        5.00        1.91    
IRKT*  4.2    .353        .215        63.4        4.41        2.31    
KERG*  2.1    .266e+04    .762          .         5.29        1.75    
KIT3*  4.7    127.        .855e-01    83.7        4.23        1.90    
KOKB*  6.6    904.        .274e-01    93.8        5.04        2.64    
KOSG*  1.0    61.5       -2.15        47.0        4.00        1.79    
KOUR*  1.8    6.16        .441        81.0        5.01        1.70    
KWJ1*  6.1    361.        .773e-01    78.3        6.49        1.73    
LAMA   1.0    .293e+06    450.        40.0        4.00        2.54    
LHAS*  1.6    353.        .690e-01    72.8        5.00        2.35    
MAC1*  7.0    91.7        .912e-01    40.0        4.58        1.82    
MAD2*  3.0    .995e-01    .654        67.3        5.00        2.47    
MAG0    .8    .288e+06    486.        31.0        4.00        2.49    
MALI*  5.8    .197e+04    3.36        93.4        6.16        1.72    
MAS1*  3.0    3.03        .432        61.7        4.00        1.98    
MATE*  1.0    246.        1.01        61.0        5.00        2.42    
MCM4   3.0    101.        .959e-01    47.0        5.00        1.17    
MDVO   2.8    .372        226.        72.7        6.00        1.72    
MKEA   3.0    527.       -.619        71.5        4.69        2.59    
NANO   3.0    17.2        49.1        49.7        4.36        2.69    
NOTO   2.0    .301        934.        76.2        5.00        2.37    
NOUM   1.0    .289e+06    507.        65.0        5.00        1.85    
NTUS   3.3    153.        .447e-01    89.0        5.07        1.34    
NYA1   2.5    .102       -.490        42.7        6.22        1.18    
OHIG*  6.9    .695e+06    18.5        55.5        4.16        1.76    
ONSA*  6.8    102.       -.817        41.7        4.16        1.99    
PIE1*  2.0    .629e-01    .409        57.5        5.00        2.66    
RAMO   1.0    .294e+06    565.        79.5        4.91        2.82    
SANT*  3.6    .154e+04   -.206        53.0        4.01        1.21    
STJO   1.0    .460e+05   -150.        75.0        4.00        2.25    
SUTH   1.0    128.        .667e-01    65.0        3.00        1.18    
TAEJ   1.0    2.32        578.        65.0        5.00        1.93    
THTI    .7    .171e+06    105.        85.0        4.00        1.84    
THU1*  3.0    89.0        .819e-01    48.3        6.00        1.28    
TID2*  7.0    .210        1.32        42.4        5.00        2.32    
TSKB*  7.0    1.42        .745        58.9        4.63        2.89    
UCLU   1.0    2.24        266.        48.0        4.00        2.57    
USNO   7.5    .           .           74.6        5.15        2.53    
USUD   6.0    569.       -2.90        51.5        4.80        2.62    
VESL    .9    .288e+06    499.        61.0        5.00        2.44    
VILL*  1.0    3.80       -3.73        40.0        4.00        2.43    
WHIT   1.0    87.3        .788e-01    58.0        4.00        2.69    
WILL   1.0    2.12        19.5        37.0        3.00        3.05    
WSRT   1.0    .903        7.66        44.0        5.00        2.07    
WTZR*  6.8    .261       -6.22        65.3        4.74        2.64    
XIAN   2.0    126.        .730e-01    56.1        4.00        2.67    
YAKA   1.0    110.        .936e-01    56.0        4.00        2.15    
YAKZ   2.0    .289e+06    443.        44.0        5.00        2.22    
YAR1*  6.8    86.2        .818e-01    46.2        4.16        2.15    
YELL*  7.0    .148        .573e-01    56.9        5.13        1.21    
ZIMM   1.0    .289e+06    494.        66.0        7.00        2.25    
PRN01  6.5    79.5        62.6        60.4        4.73        1.92    
PRN02  6.9    82.7       -546.        65.1        4.73        2.03    
PRN03  6.8    78.8        59.0        60.1        5.00        2.09    
PRN04  6.7    80.6        132.        61.1        5.00        1.86    
PRN05  6.9    82.3        169.        62.3        4.60        2.10    
PRN06  6.8    82.5       -.561        58.8        5.00        1.70    
PRN07  6.9    83.0        795.        58.4        4.87        2.04    
PRN08  6.7    82.6        313.        60.9        4.87        1.70    
PRN09  6.6    81.1       -15.2        60.2        5.04        1.86    
PRN10  6.9    81.0        27.8        67.8        5.15        1.75    
PRN13  6.9    83.3       -316.        59.0        4.88        2.09    
PRN14  6.9    80.1        6.33        64.9        4.72        2.03    
PRN15  6.6    3.45        612.        65.9        5.00        1.94    
PRN16  6.9    80.1        84.8        69.3        5.00        2.03    
PRN17  6.5    82.3       -192.        64.1        5.00        1.97    
PRN18  6.9    81.4        17.8        62.6        5.00        2.16    
PRN19  6.9    81.2       -61.0        65.0        4.87        2.03    
PRN21  6.9    80.7        63.1        61.9        5.00        1.94    
PRN22  6.7    78.9        127.        63.1        5.00        1.99    
PRN23  6.9    81.2        5.54        60.7        5.16        2.06    
PRN24  6.7    81.8        665.        62.3        5.30        1.78    
PRN25  6.9    81.6       -5.97        60.9        5.00        1.99    
PRN26  6.8    80.2        556.        57.1        5.00        1.89    
PRN27  6.8    .388e+04    45.4        62.8        5.03        2.09    
PRN29  6.6    80.8        345.        58.3        4.87        1.95    
PRN30  6.9    80.7       -13.7        58.6        4.87        1.99    
PRN31  6.9    81.4        8.42        60.7        5.00        2.26    
_______________________
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 10 18   98 10 19   98 10 20   98 10 21   98 10 22   98 10 23   98 10 24
prn   3d rss (cm)
  1     455        257        453        173        151        178        163   
  2     426        123        194        302        278        168        242   
  3     384        333        141        330        267        217        233   
  4     350        388        424        313        337        223        227   
  5     531        584        359        352        289        299        358   
  6     498        637        585        836        748        754        455   
  7     483        641        463        312        247        301        260   
  8     257        407        579        284        363        893        539   
  9     729        396        260        609        203        254        241   
 10     369        299        391        295        315        264        286   
 13     229        193        206        218        243        239        212   
 14    1065        557        481        365        996        492        409   
 15     552        667        654        349        252        475        373   
 16     407        337        319        448        322        822       1110   
 17     344        306        167        171        206        184        206   
 18     640        507        402        497        715        364        393   
 19     632        805        549       1391       1333        456        246   
 21     423        175        175        769        483        169        283   
 22     389        903        290        200        504        344        356   
 23     314        437        368        475        155        290        346   
 24    1110        799        497       1359       1419       1392        359   
 25     300        959        386        649       1067        362        670   
 26     338        349        144        276        569        701        327   
 27     454        412        437        494        426        450        418   
 29     322        281        284        191        476        162        357   
 30     166        188        227        343        360        219        248   
 31     182        211        214        391        435        256        144   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

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