[IGSREPORT-2857] Wk 0863 JPL Analysis Report

D D
Thu Aug 1 15:04:46 PDT 1996


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IGS Electronic Report    Thu Aug  1 15:04:46 PDT 1996      Message Number 2857
******************************************************************************

Author: D C Jefferson
Subject: Wk 0863 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0863 (DAYS 203-209, DATES 1996 Jul 21 - Jul 27)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

J F Zumberge, D C Jefferson, M B Heflin, M M Watkins, F H Webb

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 (128.149.70.41),
directory pub/jpligsac/0863.  These files have also been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl08637.sum         This text file.
jpl08637.erp         Earth rotation parameters for GPS week 863.
jpl08637.snx         Ground station coordinates for GPS week 863, SINEX format.
jpl0863[0-6].sp3     GPS ephemerides for GPS week 863, sp3 format.
______________________________________________________________________________

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 NOTO, WSMN excluded day 203.
WARNING: Data from ZWEN excluded day 204.
WARNING: Data from DGAR, KELY, TROM, ZWEN excluded day 205.
WARNING: Data from DGAR, KELY, TABL, ZWEN excluded day 206.
WARNING: Data from BOGT, DGAR, NLIB, SNI1, TROM, VILL excluded day 207.
WARNING: Data from DGAR excluded day 208.
WARNING: Data from DGAR, KELY, POL2 excluded day 209.

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 863 (1996 Jul 21 - Jul 27)
     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
50285.50  24092  49090   164947  1321    3    3     8      8 37 13 25  160 -303 
50286.50  24217  48801   163623  1328    3    3     8      8 37 13 25  209 -330 
50287.50  24379  48497   162292  1333    3    3     8      8 37 12 25  190 -246 
50288.50  24507  48249   160932  1388    3    3     8      8 37 12 24  182 -295 
50289.50  24652  47988   159507  1462    3    3     8      8 37 12 24  223 -326 
50290.50  24808  47661   158063  1426    3    3     8      8 37 12 24  242 -288 
50291.50  25003  47350   156681  1337    3    3     8      8 37 13 25  227 -324 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 863:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 863 (1996 Jul 21 - Jul 27)
      96  7 21   96  7 22   96  7 23   96  7 24   96  7 25   96  7 26   96  7 27
prn   3d rss (m)
  1       0.22       0.10       0.14       0.08       0.11       0.21       0.21
  2       0.08       0.10       0.11       0.10       0.15       0.10       0.09
  3       0.15       0.11       0.15       0.13       0.08       0.12       0.13
  4       0.15       0.23       0.15       0.09       0.16       0.21       0.22
  5       0.13       0.12       0.12       0.07       0.11       0.13       0.13
  6       0.12       0.20       0.17       0.09       0.12       0.14       0.10
  7       0.25       0.17       0.17       0.16       0.14       0.16       0.18
  9       0.08       0.14       0.07       0.06       0.04       0.06       0.09
 14       0.26       0.33       0.17       0.23       0.34       0.15       0.17
 15       0.16       0.10       0.12       0.11       0.09       0.14       0.12
 16       0.16       0.14       0.12       0.18       0.16       0.19       0.18
 17       0.10       0.16       0.19       0.10       0.06       0.07       0.12
 18       0.17       0.18       0.25       0.10       0.14       0.14       0.15
 19       0.06       0.08       0.12       0.13       0.19       0.13       0.12
 21       0.10       0.14       0.13       0.09       0.09       0.16       0.10
 22       0.18       0.19       0.14       0.13       0.13       0.12       0.11
 23       0.07       0.19       0.23       0.16       0.11       0.11       0.11
 24       0.14       0.13       0.12       0.09       0.13       0.19       0.15
 25       0.20       0.16       0.13       0.15       0.17       0.19       0.18
 26       0.07       0.12       0.07       0.09       0.08       0.07       0.07
 27       0.14       0.10       0.11       0.08       0.09       0.15       0.12
 28       0.12       0.11       0.12       0.11       0.11       0.09       0.09
 29       0.12       0.10       0.09       0.10       0.09       0.15       0.13
 31       0.12       0.10       0.09       0.10       0.14       0.12       0.12
_______________________
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 863 (1996 Jul 21 - Jul 27)
 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*  6.8    .           .           50.0        5.55        3.10    
AREQ   5.9    93.6       -1.75        40.0        4.37        2.48    
ASC1   7.0    81.0       -1.73        69.2        5.30        1.63    
BOGT   5.6    119.       -1.71        46.4        5.92        2.08    
BRMU   1.0    109.       -1.76        39.0        5.00        2.60    
CHAT   6.9    113.       -1.73        80.3        5.00        2.86    
CHUR   3.0    18.1        49.6        39.7        5.35        1.80    
CRO1   2.0    155.       -1.79        42.5        6.52        2.34    
DGAR   1.0    .220e+06    32.9          .         5.00        .798    
EISL   6.8    .718e+07   -.147e+05    37.5        6.77        2.85    
FAIR*  7.0    42.3       -1.76        43.6        5.34        2.45    
FORT   7.0    .112       -2.89        48.9        5.62        3.44    
GOL2*  7.0    60.0       -1.62        47.9        5.15        3.24    
GUAM   4.6    .173e+04   -1.76        53.1        7.02        2.56    
HART*  5.6    27.2       -1.24        43.2        4.67        2.83    
HKLO   2.0    .289e+06    510.        52.0        6.52        2.72    
IRKT   4.9    18.2       -1.74        64.2        5.67        2.96    
JPLM   5.0    138.        72.2        35.4        4.27        2.99    
KERG   7.0    153.       -10.2          .         5.00        2.68    
KIRU   3.0    68.2       -1.12        54.0        7.00        2.61    
KIT3   6.0    143.       -1.72        56.2        5.18        3.01    
KOKB*  6.9    96.9       -1.37        75.7        5.63        2.94    
KOSG*  7.0    892.       -.138        43.7        4.91        2.42    
KWJ1   7.0    86.1       -1.72        50.6        8.07        1.96    
LAMA   1.0    18.9       -.340        54.0        4.00        2.82    
LPGS   6.8    841.       -1.67        63.7        4.74        2.74    
MADR*  6.9    10.5       -1.21          .         5.32        2.19    
MALI   6.0    247.       -64.4          .         8.70        2.38    
MAS1   7.0    32.4       -8.57        45.3        4.00        2.49    
MCM4   7.0    88.3       -1.73        34.1        4.00        2.10    
MDO1   1.0    1.00       -1.75        34.0        6.00        3.26    
MDVO   2.0    .144        768.        69.0        7.00        2.66    
METS   1.0    .692       -2.98        46.0        4.00        1.13    
NOTO   4.9    .277       -3.48        39.8        5.42        2.38    
PAMA   4.6    .107e+05   -3.11          .         9.61        2.29    
PERT   7.0    2.46       -3.02        53.2        6.18        2.79    
POL2   1.0    82.3       -1.80        50.0        5.00        2.91    
RCM5   7.0    96.7       -1.73        48.8        6.49        2.19    
REYK   6.0    77.1       -1.75        54.9        6.21        2.30    
SANT*  7.0    .107       -1.70          .         5.00        2.55    
STJO   6.0    2.17       -2.39        36.0        4.73        2.85    
TAEJ   1.0    .280e+06    516.        45.0        8.00        3.14    
TAIW   1.0    115.       -1.87          .         5.00        2.45    
THU1   7.0    74.2       -1.73        50.6        5.59        2.75    
TID2*  7.0    1.22       -1.64        39.3        5.60        3.21    
TROM*  4.0    12.7        35.2          .         4.52        1.55    
USUD   5.9    73.4       -1.68        33.7        5.37        2.83    
WTZR*  6.9    .241       -1.57        64.0        4.77        2.66    
YAR1*  7.0    3.24       -2.54          .         5.47        2.52    
YELL*  7.0    .148       -1.87        55.0        5.31        2.11    
PRN01  7.0    80.9        149.        51.4        5.73        2.24    
PRN02  7.0    81.7       -277.        53.2        5.46        2.71    
PRN03  7.0    83.0        33.0        51.9        5.73        2.71    
PRN04  7.0    78.1        34.5        48.6        5.59        2.27    
PRN05  7.0    80.3        47.7        50.3        5.31        2.29    
PRN06  7.0    83.6        .120        49.9        6.00        2.79    
PRN07  7.0    81.0        723.        52.5        5.89        2.19    
PRN09  7.0    83.7       -6.14        50.0        5.15        2.41    
PRN14  6.8    82.8        12.4        49.8        5.63        2.40    
PRN15  7.0    3.04        321.        57.3        5.60        2.32    
PRN16  6.6    80.9        18.2        52.7        5.86        2.37    
PRN17  7.0    83.2       -123.        50.7        5.58        2.62    
PRN18  7.0    80.6        6.03        49.3        5.60        2.62    
PRN19  7.0    80.3        451.        49.3        5.31        2.59    
PRN21  6.8    82.2       -27.9        49.7        6.30        2.52    
PRN22  7.0    80.6        323.        47.6        5.60        2.53    
PRN23  6.8    78.5        .480e-01    50.3        7.16        2.61    
PRN24  7.0    80.7        155.        52.0        5.73        2.37    
PRN25  7.0    80.4       -4.25        46.7        5.73        2.33    
PRN26  7.0    80.0       -9.73        50.4        5.60        2.80    
PRN27  7.0    82.8        34.7        51.1        5.31        2.64    
PRN28  7.0    2.29        94.0        59.0        5.16        2.67    
PRN29  7.0    79.3        10.9        48.0        5.15        2.69    
PRN31  7.0    80.2        608.        53.6        5.59        2.63    
_______________________
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
      96  7 21   96  7 22   96  7 23   96  7 24   96  7 25   96  7 26   96  7 27
prn   3d rss (m)
  1       4.5        4.1        3.3        3.8        4.4        4.8        4.0 
  2       3.7        3.8        3.6        3.5        3.6        4.3        5.7 
  3       4.2        4.3        5.1        4.6        4.4        5.5        5.1 
  4       5.2        5.1        4.3        3.9        4.0        5.1        4.3 
  5       5.0        5.8        6.8        5.6        5.4        5.6        5.0 
  6       4.7        5.1        4.9        6.2        5.8        4.7        4.8 
  7       6.0        5.1        4.5        4.6        5.4        4.6        5.4 
  9       3.6        2.5        4.3        2.5        2.4        3.6        3.8 
 14       4.2        5.3        5.2        4.8       34.1       17.1       11.3 
 15       2.6        2.7        3.1        4.3        3.0        3.1        3.6 
 16       4.1        3.8        5.7        3.8        7.8       11.3       49.5 
 17       3.5        3.5        3.3        3.7        3.7        4.5        4.0 
 18       3.4        3.4        5.1        4.8        5.0        4.6        7.2 
 19       3.4        4.7        3.3        3.6        3.8        4.8        4.6 
 21       5.1        4.8        5.2        5.2        5.8        7.4        6.6 
 22       6.4        7.0        7.5        6.9        6.7        7.9        6.5 
 23       7.9       12.4        5.9        5.1        7.2        5.9        8.3 
 24       4.2        4.0        4.2        3.9        3.8        4.1        4.0 
 25       2.2        2.5        2.3        2.9        2.6        2.6        3.4 
 26       2.2        3.6        3.5        3.8        4.5        3.9        3.1 
 27       6.0        4.9        3.8        4.6        5.6        6.8        8.4 
 28       3.8        3.2        3.4        3.2        3.7        2.8        2.9 
 29       4.1        4.7        4.8        5.0        4.6        3.8        3.2 
 31       3.0        2.8        2.9        3.2        3.5        4.9        4.6 
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo areq asc1 bogt brmu chat chur cro1 dgar eisl fair fort gol2 guam hart hklo irkt jplm kerg kiru kit3 kokb kosg kwj1 lama lpgs madr mali mas1 mcm4 mdo1 mdvo mets noto pama pert pol2 rcm5 reyk sant stjo taej taiw thu1 tid2 trom usud wtzr yar1 yell


[Mailed From: djeff at cobra.jpl.nasa.gov]



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