Subject: [IGSREPORT-2249] Wk 0830 JPL Analysis Report
From: J F Zumberge
Date: Mon, 18 Dec 1995 12:20:57 PST

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IGS Electronic Report    Mon Dec 18 12:20:57 PST 1995      Message Number 2249
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Author: J F Zumberge
Subject: Wk 0830 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0830 (DAYS 337-343, DATES 1995 Dec 03 - Dec 09)
******************************************************************************

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/0830.  These files have also been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl08307.sum         This text file.
jpl08307.erp         Earth rotation parameters for GPS week 830.
jpl08307.snx         Ground station coordinates for GPS week 830, SINEX format.
jpl0830[0-6].sp3     GPS ephemerides for GPS week 830, sp3 format.
______________________________________________________________________________

Mean Orbit Repeatability (see table below): 18.7 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 GRAZ, HERS, UPAD excluded day 337.
WARNING: Data from FAIR, MAS1, PAMA excluded day 338.
WARNING: Data from CHIL, HERS, SEY1 excluded day 339.
WARNING: Data from HART, HERS, JPLM, KOKB excluded day 340.
WARNING: Data from HART, HERS, KOKB, USNA excluded day 341.
WARNING: Data from SEY1, TABL excluded day 342.
WARNING: Data from HART, KERG, SEY1 excluded day 343.

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 830 (1995 Dec 03 - Dec 09)
     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
50054.50 -10247  11317  -372445  2542    4    5    11     11 37 12 24 -424  194 
50055.50 -10697  11509  -374982  2533    5    5    11     11 37 11 24 -384  197 
50056.50 -11144  11729  -377521  2544    5    5    11     11 37 11 24 -385  185 
50057.50 -11542  11929  -380030  2474    5    5    11     11 37 10 24 -341  199 
50058.50 -11887  12122  -382506  2479    6    5    12     12 37 10 24 -319  220 
50059.50 -12196  12305  -384963  2435    6    5    12     12 37 10 24 -345  205 
50060.50 -12485  12503  -387431  2501    6    6    12     12 37 10 24 -342  179 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 830:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 830 (1995 Dec 03 - Dec 09)
      95 12  3   95 12  4   95 12  5   95 12  6   95 12  7   95 12  8   95 12  9
prn   3d rss (m)
  1       0.23       0.16       0.19       0.21       0.30       0.28       0.22
  2       0.11       0.18       0.12       0.15       0.15       0.15       0.10
  4       0.16       0.34       0.18       0.17       0.17       0.15       0.16
  5       0.12       0.12       0.16       0.08       0.11       0.18       0.27
  6       0.15       0.12       0.13       0.14       0.08       0.14       0.15
  7       0.11       0.24       0.09       0.10       0.15       0.13       0.11
  9       0.10       0.23       0.21       0.13       0.24       0.22       0.34
 14       0.28       0.18       0.13       0.15       0.16       0.20       0.15
 15       0.23       0.24       0.21       0.20       0.18       0.15       0.17
 16       0.14       0.19       0.14       0.16       0.14       0.10       0.12
 17       0.20       0.20       0.18       0.20       0.14       0.16       0.20
 18       0.19       0.09       0.09       0.14       0.13       0.17       0.13
 19       0.24       0.21       0.16       0.15       0.13       0.17       0.19
 20       0.24       0.26       0.21       0.11       0.15       0.19       0.34
 21       0.12       0.15       0.15       0.15       0.19       0.19       0.10
 22       0.07       0.09       0.12       0.13       0.17       0.19       0.15
 23       0.53       0.44       0.56       0.65       0.70       0.69       0.67
 24       0.15       0.08       0.18       0.12       0.09       0.09       0.17
 25       0.11       0.10       0.11       0.14       0.17       0.19       0.23
 26       0.13       0.31       0.28       0.17       0.11       0.14       0.16
 27       0.16       0.16       0.14       0.15       0.17       0.20       0.10
 28       0.21       0.17       0.21       0.30       0.23       0.24       0.26
 29       0.19       0.11       0.16       0.29       0.20       0.25       0.20
 31       0.13       0.13       0.18       0.23       0.12       0.10       0.10
_______________________
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 830 (1995 Dec 03 - Dec 09)
 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   3.0    17.5        5.45        38.0        3.70        2.75    
ALGO*  6.8    .           .           40.6        3.46        3.20    
AREQ   7.0    86.6       -.288        44.3        5.16        2.71    
AUCK   7.0    75.3       -.293        40.1        4.31        2.81    
BOR1   1.0    2.31        .278        33.0        4.00        3.06    
BRMU   5.0    144.       -.298        39.8        4.48        3.07    
BRUS   4.0    .419        .182e-01    62.8        4.00        2.82    
CAS1   7.0    .656e+05    402.        50.9        4.88        1.72    
CHAT   1.0    90.4       -.293        86.0        5.00        2.73    
CICE   7.0    83.1       -.294        30.6        3.87        2.85    
CRO1   7.0    132.       -.303        42.0        6.61        2.46    
FAI2   2.0    .235       -.232        61.0        4.53        2.21    
FAIR*  6.0    .613e+05   -92.8          .         4.19        1.93    
FORT   2.8    .216e+04   -.956        50.0        7.00        2.61    
GOLD*  7.0    .388       -1.17          .         3.83        2.26    
GUAM   7.0    97.6       -.292        49.9        8.26        2.52    
HART*  3.0    27.9        11.7          .         8.35        1.89    
HKLO   7.0    .289e+06    504.        50.7        4.00        .839    
HOB2   6.9    .292        .508        52.1        5.01        2.94    
IISC   7.0    112.       -.293        67.9        5.00        2.23    
IRKT   4.9    98.5       -.284        55.2        4.00        2.70    
KERG   6.0    162.       -337.          .         5.84        2.57    
KIRU   7.0    3.68        11.4        56.4        7.74        2.04    
KIT3   2.9    130.       -.294        82.6        4.72        2.99    
KOK2   7.0    41.9       -.107        42.2        5.75        2.68    
KOKB*  1.6    .704e-01   -1.87          .         6.00        2.12    
KOSG*  7.0    40.2        12.6          .         3.32        2.25    
KOUR   7.0    .475e+04    17.3          .         8.09        1.81    
LPGS   2.6    164.       -.291        57.8        5.37        3.05    
MAC1   1.9    .770e+05   -.120e+05    33.0        4.49        2.35    
MADR*  7.0    .155       -.999          .         4.46        2.54    
MAS1   5.7    .185e+05    5.27        162.        6.16        1.95    
MCM4   7.0    90.8       -.283        48.9        5.15        1.65    
MDO1   1.0    1.16       -.958        31.0        4.00        3.06    
NOTO   5.9    .181e+04   -7.98        30.3        4.37        3.01    
PAMA   4.9    14.5       -.775          .         13.4        .817    
PERT   4.9    2.51       -.889        50.8        4.20        3.04    
POL2    .9    69.1       -.292        58.0        4.00        2.81    
RCM5   6.0    .657        .340        51.0        5.13        3.12    
SANT*  7.0    .182       -.240          .         5.16        2.67    
SEY1   3.8    .795e+07   -.117e+05      .         9.45        1.36    
SHAO   6.9    85.2       -.290        94.2        3.87        2.16    
STJO   7.0    3.10        3.43        45.0        4.03        2.82    
TIDB*  7.0    .190        .171          .         5.59        2.76    
TMGO   1.0    111.       -.293        43.0        4.00        3.04    
TSKB   6.0    35.8       -64.0        55.0        4.00        3.05    
VILL   1.0    1.84       -5.48        60.0        4.00        3.16    
WETT*  6.9    2.00        .416          .         6.86        2.03    
YAR1*  6.4    18.4       -.360          .         4.07        2.52    
YELL*  7.0    .202       -.426        43.2        4.32        2.04    
PRN01  6.9    82.6        586.        54.0        5.15        2.12    
PRN02  7.0    82.7       -214.        51.2        5.15        2.42    
PRN04  6.5    .335e+04    15.2        50.4        5.97        2.01    
PRN05  7.0    81.6        13.0        55.3        5.15        2.27    
PRN06  7.0    81.0        3.27        59.4        5.46        2.17    
PRN07  7.0    79.3        712.        51.5        5.86        2.20    
PRN09  7.0    81.5       -3.82        56.8        5.00        2.26    
PRN14  7.0    81.7        11.5        53.6        5.31        2.17    
PRN15  6.7    2.89        249.        58.5        5.30        1.88    
PRN16  7.0    81.8       -149.        53.2        5.87        2.34    
PRN17  6.6    81.3       -100.        56.5        5.45        2.24    
PRN18  7.0    80.4       -5.13        49.6        5.44        2.45    
PRN19  7.0    81.9        194.        50.0        5.59        2.24    
PRN20  7.0    80.3        65.6        58.9        5.00        2.25    
PRN21  6.7    81.4       -9.56        58.3        5.16        2.50    
PRN22  7.0    79.7        268.        51.8        5.73        2.33    
PRN23  7.0    80.3        4.05        52.7        5.16        2.29    
PRN24  6.8    81.8        267.        55.2        6.17        1.97    
PRN25  7.0    82.1       -.953e-01    54.7        6.00        2.09    
PRN26  7.0    81.0       -121.        56.5        5.30        2.30    
PRN27  7.0    82.1        11.2        50.2        5.89        2.28    
PRN28  7.0    2.14        51.5        82.9        4.58        2.58    
PRN29  7.0    78.3        3.51        49.9        5.00        2.21    
PRN31  7.0    80.9        106.        51.9        5.29        2.38    
_______________________
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
      95 12  3   95 12  4   95 12  5   95 12  6   95 12  7   95 12  8   95 12  9
prn   3d rss (m)
  1       4.5        6.3        6.8        4.2        5.6        4.6        5.3 
  2       8.0        6.0        6.6        5.7        5.8        6.6        8.3 
  4       8.3        6.1        5.5        5.2        6.0        5.6        6.6 
  5       5.9        8.8        8.3        8.0       10.3        8.8        6.1 
  6       4.7        4.4        4.4        4.7        7.1        7.3        5.7 
  7       5.7        4.1        3.3        3.6        4.2        4.5        3.8 
  9       7.1        7.5        5.8        6.1        5.0        5.9        6.6 
 14       2.7        2.5        2.7        5.1        3.2        3.7        3.8 
 15       8.0        6.8        8.6        8.4        5.7        6.5        6.0 
 16       6.1        2.9        3.3        3.2        3.4        3.4        5.4 
 17       7.3        6.9        5.6        5.3        5.7        6.8        6.3 
 18       4.0        3.3        4.0        4.2        4.6        5.4        3.4 
 19       8.1        7.2        8.2        8.4        8.9       11.8        9.4 
 20       5.0        6.5        6.2        6.5        5.7        8.2        6.1 
 21       8.3        2.9        2.9        3.0        2.9        3.6        4.4 
 22       6.2        4.5        4.2        4.9        5.2        4.9        5.6 
 23       3.0        4.4        7.8        8.4        9.4        7.7        8.3 
 24       8.1        7.7        8.8        9.7        9.9       10.2        8.4 
 25       7.5        8.3        9.8        7.5       11.1       10.1        7.3 
 26      11.5        8.8        7.3        4.0        4.2        7.1        8.9 
 27       7.8        8.5        8.2        8.5        6.6        7.9        8.7 
 28       3.8        3.5        2.9        3.1        2.7        3.3        3.0 
 29       4.4        3.9        4.4        3.1        3.0        3.5        4.1 
 31       2.8        3.3        2.2        2.7        3.5        2.5        3.0 
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

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