[IGSREPORT-2480] Wk 0842 JPL Analysis Report

D D
Mon Mar 11 15:12:25 PST 1996


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IGS Electronic Report    Mon Mar 11 15:12:25 PST 1996      Message Number 2480
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Author: D C Jefferson
Subject: Wk 0842 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0842 (DAYS 56-62, DATES 1996 Feb 25 - Mar 02)
******************************************************************************

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/0842.  These files have also been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl08427.sum         This text file.
jpl08427.erp         Earth rotation parameters for GPS week 842.
jpl08427.snx         Ground station coordinates for GPS week 842, SINEX format.
jpl0842[0-6].sp3     GPS ephemerides for GPS week 842, sp3 format.
______________________________________________________________________________

Mean Orbit Repeatability (see table below): 19.7 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 BOGT, CHIL, KERG, KOUR, MALI, MATE, TIBB, ZWEN excluded               day 056.
WARNING: Data from BOGT, CASA, GOLD, KERG, KOUR, MALI, MATE, OHIG, ZWEN                  excluded day 057.
WARNING: Data from BOGT, CASA, HART, KERG, MALI, MATE, ZWEN excluded day 058.
WARNING: Data from CASA excluded day 059.
WARNING: Data from HART, KELY, TABL, TROM excluded day 060.
WARNING: Data from HART, MATE excluded day 061.
WARNING: Data from HART, PAMA, ZWEN excluded day 062.

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 842 (1996 Feb 25 - Mar 02)
     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
50138.50 -22088  37996   451287  2123    5    5    12     12 37 11 24   54  400 
50139.50 -22054  38394   449151  2150    5    5    13     13 37 11 24   57  385 
50140.50 -22010  38785   446970  2211    5    5    13     13 37 12 24   49  365 
50141.50 -21979  39169   444748  2233    5    5    13     13 37 13 24   43  341 
50142.50 -21886  39520   442514  2235    5    5    14     14 37 11 24   93  353 
50143.50 -21763  39959   440260  2273    6    7    14     14 37 10 24  123  346 
50144.50 -21589  40387   437973  2302    5    6    13     13 37  9 24  159  368 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 842:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 842 (1996 Feb 25 - Mar 02)
      96  2 25   96  2 26   96  2 27   96  2 28   96  2 29   96  3  1   96  3  2
prn   3d rss (m)
  1       0.20       0.17       0.10       0.14       0.10       0.23       0.15
  2       0.12       0.09       0.12       0.08       0.09       0.17       0.14
  4       0.08       0.24       0.30       0.17       0.18       0.11       0.17
  5       0.12       0.09       0.09       0.09       0.14       0.14       0.09
  6       0.36       0.42       0.42       0.25       0.22       0.21       0.18
  7       0.15       0.12       0.17       0.15       0.22       0.24       0.19
  9       0.2        0.14       0.15       0.18       0.18       0.21       0.15
 14       0.11       0.15       0.17       0.14       0.13       0.15       0.09
 15       0.14       0.11       0.28       0.19       0.22       0.31       0.18
 16       0.15       0.17       0.10       0.16       0.32       0.20       0.21
 17       0.18       0.16       0.19       0.22       0.31       0.57       0.22
 18       0.19       0.19       0.13       0.24       0.24       0.18       0.16
 19       0.27       0.33       0.18       0.14       0.14       0.24       0.15
 20       0.11       0.13       0.17       0.21       0.19       0.18       0.10
 21       0.13       0.20       0.16       0.12       0.22       0.25       0.27
 22       0.24       0.25       0.26       0.20       0.51       0.38       0.27
 23       0.14       0.24       0.32       0.26       0.15       0.26       0.37
 24       0.10       0.16       0.12       0.29       0.17       0.13       0.17
 25       0.19       0.19       0.18       0.20       0.16       0.17       0.13
 26       0.29       0.19       0.15       0.18       0.29       0.21       0.17
 27       0.17       0.20       0.29       0.25       0.18       0.25       0.15
 28       0.19       0.22       0.29       0.36       0.21       0.18       0.17
 29       0.14       0.08       0.12       0.15       0.17       0.20       0.13
 31       0.30       0.34       0.33       0.43       0.20       0.30       0.30
_______________________
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 842 (1996 Feb 25 - Mar 02)
 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)
 |     |      |           |           |           |           |
 |___  |__    |_______    |_______    |___        |___        |__
ALBH   5.0    7.72       -.740        47.6        3.00        2.69    
ALGO*  6.7    .           .           41.2        4.45        2.92    
ANKR   4.7    979.       -1.07        62.8        4.44        2.58    
AREQ   2.9    83.2       -.961        44.7        4.68        2.46    
AUCK   2.0    77.1       -1.06        39.0        5.52        3.08    
BOR1    .9    3.22       -837.        33.0        3.00        3.13    
BRMU   4.9    110.       -1.01        37.2        5.02        2.82    
BRUS   3.0    .336        7.17        59.3        4.00        2.64    
CHAT   6.9    95.0       -1.01        82.6        5.00        2.78    
CRO1   7.0    129.       -.999        44.3        5.50        2.31    
DRAO   2.0    .535        12.2        31.1        3.00        3.14    
FAI2   2.3    .590e-01   -1.41        50.9        5.00        2.24    
FAIR*  3.9    .135e+04   -3.85          .         4.29        1.95    
FORT   5.8    .158e+06   -621.        49.8        8.26        3.27    
GOL2   6.9    .346       -.779        60.9        4.03        3.19    
GOLD*  4.5    .178e+05    9.94          .         3.26        2.12    
GRAS   2.0    76.3       -1.05        31.5        4.12        2.86    
GUAM   4.9    95.2       -.978        48.6        7.84        2.55    
HART*  3.0    52.3       -.692          .         7.27        1.70    
IISC   6.5    68.2       -1.00        68.4        4.90        2.10    
IRKT   1.7    103.       -1.08        47.4        4.00        2.80    
JPLM   5.9    40.8        .142e+04    26.5        3.54        3.19    
KELY   1.7    .319e+04   -1.02        47.8        5.60        1.95    
KERG   4.0    102.       -661.          .         5.56        2.51    
KIRU   3.9    2.69        10.7        52.5        8.27        2.04    
KIT3   2.5    114.       -.999        59.4        4.25        2.79    
KOKB*  6.6    .138       -.927        56.3        5.64        2.63    
KOSG*  7.0    11.5        18.8        39.6        3.00        2.50    
LPGS   4.2    .301e+07    .130e+04    58.2        5.05        2.23    
MAC1   2.0    73.1       -1.05        32.0        3.00        2.17    
MADR*  6.8    1.46       -.804          .         4.16        2.16    
MALI    .9    .189e+04    4.84          .         8.00        2.25    
MCM4   4.0    87.8       -.992        40.3        4.77        1.86    
MDO1   6.0    .716       -.253        31.4        4.36        2.87    
NLIB   2.0    .122       -.210e-01    38.0        3.00        2.87    
NOTO   4.9    542.       -4.01        33.2        4.20        3.04    
OHIG   3.2    .163e+05   -1.13        58.0        4.47        1.47    
ONSA   4.9    464.       -4.67        37.8        3.00        2.28    
PAMA   4.8    130.       -.985          .         10.6        2.33    
PERT   4.7    2.75       -2.83        50.6        4.62        3.15    
QUIN   1.0    951.       -2.19        51.0        4.00        2.39    
REYK   7.0    76.0       -1.01        57.0        5.91        1.78    
SANT*  7.0    .131        3.75          .         5.31        2.73    
SHAO   2.9    89.9       -.997        83.0        4.00        2.17    
STJO   7.0    2.64        1.10        43.2        4.31        2.89    
THU1   5.9    68.0       -.992        46.7        4.51        2.73    
TID2   7.0    .113       -1.01        42.2        4.31        3.17    
TIDB*  6.9    .285        1.37          .         4.32        2.74    
TMGO    .9    85.6       -1.02        35.0        5.00        3.09    
TROM*  3.7    7.59        327.          .         4.77        1.69    
TSKB   3.0    .562       -.163        45.0        4.69        3.11    
USUD   4.0    10.9       -.776        39.3        5.26        2.78    
VILL   4.9    2.45       -1.66        61.1        4.23        2.87    
WETT*  7.0    .231        .408          .         7.31        2.56    
WLPS   2.0    134.       -1.05        329.        5.52        2.98    
YAR1*  4.9    3.90        4.40          .         4.22        2.71    
YELL*  7.0    5.15        .558        42.0        4.30        2.09    
ZWEN    .9    130.       -1.05          .         5.00        2.56    
PRN01  6.9    82.6        484.        48.4        5.31        2.44    
PRN02  7.0    83.1       -236.        50.6        4.90        2.86    
PRN04  7.0    82.3        12.5        45.4        5.45        2.15    
PRN05  7.0    77.2        26.1        50.5        5.16        2.52    
PRN06  6.8    82.5        5.73        49.1        5.48        2.66    
PRN07  6.7    81.1        716.        48.4        5.16        2.45    
PRN09  7.0    80.8       -14.0        52.2        5.15        2.39    
PRN14  7.0    78.6        11.9        49.5        4.87        2.63    
PRN15  7.0    2.73        275.        51.6        4.87        2.48    
PRN16  7.0    80.5        .459        51.6        5.76        2.39    
PRN17  7.0    80.3       -109.        49.6        5.18        2.79    
PRN18  6.8    82.4       -8.05        51.6        5.07        2.46    
PRN19  7.0    81.7        395.        48.3        4.87        2.58    
PRN20  7.0    82.1        5.86        52.9        5.00        2.47    
PRN21  7.0    80.7       -16.3        53.0        5.15        2.58    
PRN22  6.7    82.2        287.        48.5        5.02        2.36    
PRN23  7.0    81.6        6.51        45.6        5.30        2.48    
PRN24  7.0    80.5        66.1        50.2        5.58        2.32    
PRN25  6.9    80.7       -2.10        47.7        5.31        2.33    
PRN26  6.9    80.7       -157.        53.2        5.59        2.49    
PRN27  7.0    80.6        19.6        47.8        4.87        2.70    
PRN28  6.5    2.46        67.6        59.8        4.46        2.64    
PRN29  6.8    79.4        6.06        46.3        4.74        2.84    
PRN31  6.5    80.6        339.        50.3        5.16        2.39    
_______________________
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  2 25   96  2 26   96  2 27   96  2 28   96  2 29   96  3  1   96  3  2
prn   3d rss (m)
  1       6.7        6.2        6.1        5.8        5.4        5.4        6.2 
  2       8.7        8.3        5.3        6.3        4.8        3.2        3.7 
  4       2.8        3.1        2.6        3.3        3.2        2.8        2.5 
  5       7.0        5.9        7.4        7.3        7.2        6.0        7.0 
  6       6.6        7.4        8.8        7.7        7.8        7.4        8.4 
  7       8.3        7.9        6.0        6.9        7.0        6.9        7.4 
  9      10.6       10.4        4.8        3.5        3.9        2.7        2.4 
 14       4.7        5.3        5.4        5.3        5.0        5.2        5.7 
 15       4.2        4.6        3.6        3.5        4.6        5.1        5.1 
 16       6.5        5.0       17.8       32.8        6.5        6.6        7.2 
 17       5.6        3.9        4.9        5.3        5.2        5.3        4.1 
 18       4.1        5.0        5.8        6.4        4.9        5.6        5.7 
 19       3.1        3.0        2.4        2.0        2.0        2.6        2.4 
 20       5.8        6.8        6.7        7.4        7.0        7.4        7.7 
 21       6.7        6.0        8.8        6.5        5.3        5.1        6.0 
 22       2.8        3.6        6.2        3.2        3.3        3.1        4.2 
 23       5.6        6.5        7.0        8.5       13.7       25.4       13.4 
 24       2.9        3.2        3.1        3.4        3.3        3.5        3.4 
 25       3.9        3.6        3.6        3.9        3.8        4.3        3.8 
 26       3.9        3.5        4.7        3.9        4.0        4.2        5.5 
 27       3.2        3.1        3.0        3.2        4.4        6.2        4.4 
 28       5.0        4.4        5.2        4.8        5.2        5.4        4.7 
 29       5.2        4.3        4.4        4.9        5.6        5.5        4.8 
 31       4.6        4.9        4.5        6.3        6.4        4.9        5.9 
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   albh algo ankr areq auck bor1 brmu brus chat cro1 drao fai2 fair fort gol2 gold gras guam hart iisc irkt jplm kely kerg kiru kit3 kokb kosg lpgs mac1 madr mali mcm4 mdo1 nlib noto ohig onsa pama pert quin reyk sant shao stjo thu1 tid2 tidb tmgo trom tskb usud vill wett wlps yar1 yell zwen


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



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