Subject: [IGSREPORT-5479] Wk 0981 JPL Analysis Report
From: M B Heflin
Date: Mon, 9 Nov 1998 11:37:06 PST

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IGS Electronic Report    Mon Nov  9 11:37:06 PST 1998      Message Number 5479
******************************************************************************

Author: M B Heflin
Subject: Wk 0981 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0981 (DAYS 298-304, DATES 1998 Oct 25 - Oct 31)
******************************************************************************

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/0981.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl09817.sum         This text file.
jpl09817.erp         Earth rotation parameters for GPS week 981.
jpl09817.snx         Ground station coordinates for GPS week 981, SINEX format.
jpl0981[0-6].sp3     GPS ephemerides for GPS week 981, sp3 format.
jpl0981[0-6].tro     Ground station troposphere estimates for GPS week 981.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 8.0 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 days 302-304.
WARNING: Data from HOB2 excluded day 298.
WARNING: Data from BOR1, LPGS excluded day 299.
WARNING: Data from BOR1, COCO excluded day 300.
WARNING: Data from BOR1, COCO, LPGS excluded day 301.
WARNING: Data from COCO, LPGS, NYAL excluded day 302.
WARNING: Data from CASA, COCO, NICO excluded day 303.
WARNING: Data from CASA, COCO excluded day 304.

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 981 (1998 Oct 25 - Oct 31)
     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
51111.50  15348  40875  -207377  1606    3    3    10     10 37 24 27   57 -167 
51112.50  15405  40714  -208949  1538    3    3    10     10 37 23 26   69 -199 
51113.50  15489  40551  -210460  1484    3    3    10     10 37 22 27   71 -181 
51114.50  15575  40368  -211908  1413    3    3    10     10 37 24 27  103 -179 
51115.50  15687  40207  -213317  1404    3    3    10     10 37 24 27  107 -127 
51116.50  15799  40053  -214709  1381    3    3     9      9 37 23 27  111 -124 
51117.50  15910  39893  -216140  1481    3    3     9      9 37 24 27  100 -124 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 981:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 981 (1998 Oct 25 - Oct 31)
      98 10 25   98 10 26   98 10 27   98 10 28   98 10 29   98 10 30   98 10 31
prn   3d rss (cm)
  1      10          9          6         10         14         10          6   
  2       6         10          4          6          9          2          7   
  3      16         27         14         11         13          3         15   
  4       8          5          3          5         11         14         16   
  5      11          8          7         12         11          5         11   
  6      16         14         11          9          5          7         10   
  7       6          7          7         10         13         15         13   
  8       7          4          7         10         11          8         10   
  9       6          8          7         14         11         10          8   
 10      14          9          8         10          7          8          7   
 13       6          6          5          3          7         10          7   
 14       9          7          6         12          6         11         18   
 15      11         18          8          5         12         14         17   
 16       9         12          8          5          6          8         12   
 17      10         10          8          6          5          8          3   
 18       8          6          5          8          9         10          5   
 19      10          7         14         25          8         11          6   
 21      14          5          5         19         12         13         15   
 22      10                     7         11         14         13          7   
 23      12         10         14         21         26         17         14   
 24      12         13          9          7          5         11          6   
 25      17          6          9         18          9          6          8   
 26       8          8          6          8          6          7          7   
 27      12          6          5          7         13         10          6   
 29       8         11         14         10         17         10          4   
 30      10          7          5          4          6          5          3   
 31      11          5          8          5          7          6          4   
_______________________
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 981 (1998 Oct 25 - Oct 31)
 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    .167        .153e-01    58.4        4.16        2.63    
AREQ*  1.0    152.        .570e-01    64.0        4.00        1.89    
ASC1   4.3    917.       -.107          .         4.69        1.54    
AUCK   6.9    85.9       -.868e-01    46.7        4.46        2.44    
BAHR   2.0    .733        31.3        40.1        6.61        2.47    
BOGT   3.9    228.       -.217        80.2        6.27        1.61    
BRMU*   .9    .350e+05    7.31        41.0        6.00        1.79    
BRUS   1.0    .150        2.14        59.0        5.00        2.47    
CASA   2.0    22.4        35.2        46.5        6.51        2.20    
CRO1   3.0    .330e+04    .146        53.7        5.68        1.81    
DAV1*  6.9    146.       -.830e-01      .         4.87        1.38    
DGAR    .8    228.        .102        68.0        4.00        1.47    
EISL   6.8    129.       -.927e-01    64.0        4.88        2.73    
FAIR*  7.0    29.5       -.204        55.6        4.30        2.20    
FORT*  3.7    57.2        .250        81.5        5.77        1.43    
GALA   2.0    327.        .148        66.1        4.71        1.67    
GOL2*  7.0    .982e-01   -1.18        60.1        4.59        2.31    
GUAM*  7.0    128.       -.122        77.2        6.88        2.13    
HARK*  6.9    7.20        20.1          .         4.46        1.36    
HOB2*   .8    .103       -.223        47.0        4.00        2.20    
HRAO   4.0    14.8        9.83        67.3        4.32        2.06    
IISC   6.8    105.       -.114        74.5        5.15        1.84    
IRKT*  5.1    6.12        .726e-01    57.5        4.55        2.29    
KELY   1.0    92.5        .845e-01      .         5.00        .801    
KERG*  2.5    .101e+05    13.8          .         5.26        1.78    
KIT3*  6.8    120.       -.771e-01    75.9        4.31        2.42    
KOKB*  7.0    .117e+04    6.16        83.3        5.57        2.72    
KWJ1*  5.8    273.       -.127        85.0        7.18        1.83    
LHAS*  3.2    113.       -.341e-01    72.8        4.26        2.30    
MAC1*  6.9    96.6       -.804e-01    40.0        4.00        2.14    
MAD2*  1.0    551.        1.35        69.0        5.00        2.02    
MAG0   2.0    .289e+06    476.        29.0        4.00        2.37    
MALI*  5.7    454.        .670        92.4        6.00        1.62    
MAS1*  5.8    59.9        .459        59.1        4.00        2.02    
MCM4   6.9    98.4       -.851e-01    46.7        5.17        1.17    
MDVO   1.0    .334        225.        74.0        6.00        2.27    
METS   1.0    .418        1.25        64.0        4.00        1.75    
NOTO   5.0    .147        934.        75.7        5.83        2.50    
NTUS   5.7    245.       -.165        90.7        4.84        1.33    
NYA1   3.8    .153       -1.94        60.2        5.79        1.51    
OHIG*  6.6    165.       -.842e-01    57.1        5.16        1.86    
ONSA*  6.7    .200       -1.43        42.8        4.30        1.96    
PIE1*  3.0    .           .           49.3        4.69        2.48    
REYK    .9    93.9       -.315        62.0        6.00        2.06    
SANT*  5.9    753.        .212        47.8        3.87        1.49    
STJO   1.0    2.10       -.315        53.0        5.00        2.61    
SUTH   3.0    144.       -.320e-01    63.7        4.00        2.41    
THU1*  1.9    90.6        .670e-01    46.0        6.00        1.42    
TID2*  7.0    120.        .980        39.0        4.73        2.35    
TSKB*  5.8    1.54        .568        52.9        4.35        2.87    
USNO   4.2    .           .           67.8        5.26        2.26    
USUD   7.0    .160       -6.77        48.0        4.60        2.62    
WES2   1.8    .223        1.19        51.2        4.53        2.43    
WTZR*  7.0    .756       -7.66        67.0        4.60        2.55    
WUHN   2.0    5.83       -644.        53.0        5.00        2.39    
XIAN    .9    102.       -.308        49.0        4.00        2.23    
YAKA   1.0    110.       -.310        59.0        4.00        2.33    
YAR1*  6.9    89.7       -.839e-01    41.5        4.00        2.09    
YELL*  7.0    .323       -.113        52.1        4.87        1.68    
ZECK   1.0    72.4       -.308        52.0        4.00        2.48    
PRN01  7.0    82.0        63.1        59.5        4.74        2.05    
PRN02  7.0    83.0       -548.        65.1        5.00        2.21    
PRN03  7.0    81.7        60.9        57.7        5.00        2.15    
PRN04  6.8    83.5        160.        57.7        5.15        1.85    
PRN05  7.0    81.0        170.        60.5        5.00        2.04    
PRN06  6.9    82.5       -.722        55.9        5.00        1.51    
PRN07  7.0    82.0        796.        58.3        5.00        2.17    
PRN08  7.0    80.8        352.        60.0        5.00        1.71    
PRN09  7.0    81.6       -16.3        57.7        5.00        1.95    
PRN10  6.9    81.9        27.9        65.9        5.00        1.74    
PRN13  7.0    80.6       -326.        59.1        4.74        2.04    
PRN14  7.0    80.5        6.58        65.3        4.87        1.92    
PRN15  6.6    2.67        614.        63.7        5.00        1.99    
PRN16  6.9    83.3        85.7        66.8        4.87        1.99    
PRN17  6.6    80.6       -193.        61.8        5.00        1.83    
PRN18  7.0    80.2        17.9        60.0        4.74        2.12    
PRN19  7.0    79.3       -64.6        63.0        4.87        2.05    
PRN21  6.9    80.9        63.9        60.5        5.00        2.08    
PRN22  6.0    79.4        178.        62.3        5.00        2.05    
PRN23  6.9    82.3        5.61        59.4        5.00        1.93    
PRN24  6.7    82.2        650.        61.0        5.45        1.82    
PRN25  7.0    80.8       -6.16        59.4        5.00        1.85    
PRN26  7.0    80.3        581.        55.2        4.87        1.92    
PRN27  6.9    78.6        .286        60.8        5.00        2.24    
PRN29  7.0    82.0        322.        58.7        5.00        2.03    
PRN30  7.0    81.1       -14.7        60.8        5.00        1.91    
PRN31  7.0    80.3        8.59        59.0        5.00        2.31    
_______________________
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 25   98 10 26   98 10 27   98 10 28   98 10 29   98 10 30   98 10 31
prn   3d rss (cm)
  1     323        176        908        428        239        216        193   
  2     283        315        209        155        202        155        244   
  3     340        200        223        215        166        235        233   
  4     213        199        230        285        255        219        272   
  5     367        273        328        444        547        429        543   
  6     774        750        548        449        562        463        505   
  7     229        335        399        323        311        311        261   
  8    1078        298        725        400        772        215        897   
  9     272        293        251        207        320        407        225   
 10     437        352        241        259        278        331        350   
 13     175        192        228        324        304        202        153   
 14     445        459        609        863        396        354       1714   
 15     340        606        297        370        237        376        512   
 16     249        320        296        288        313        377        368   
 17     349        284        234        262        344        476        395   
 18     329        421        432        331        282        338        291   
 19     236        286        409        348       1517        474        234   
 21     384        337        252        243        170        219        430   
 22     522                   467        288        298        214        346   
 23     213        268        309        415        309        274        189   
 24     362        417        418        296        408        485        558   
 25     413        798        552        331        368        444        593   
 26     216        465        685        262        142        138        220   
 27     442        456        436        431        379        407        373   
 29     178        308        319        317        425        421        450   
 30     310        431        393        351        375        250        320   
 31     270        354        273        187        204        148        286   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo areq asc1 auck bahr bogt brmu brus casa cro1 dav1 dgar eisl fair fort gala gol2 guam hark hob2 hrao iisc irkt kely kerg kit3 kokb kwj1 lhas mac1 mad2 mag0 mali mas1 mcm4 mdvo mets noto ntus nya1 ohig onsa pie1 reyk sant stjo suth thu1 tid2 tskb usno usud wes2 wtzr wuhn xian yaka yar1 yell zeck

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