Subject: [IGSREPORT-2186] Wk 0827 JPL Analysis Report
From: D C Jefferson
Date: Mon, 27 Nov 1995 11:09:15 PST

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IGS Electronic Report    Mon Nov 27 11:09:15 PST 1995      Message Number 2186
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Author: D C Jefferson
Subject: Wk 0827 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0827 (DAYS 316-322, DATES 1995 Nov 12 - Nov 18)
******************************************************************************

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/0827.  These files have also been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl08277.sum         This text file.
jpl08277.erp         Earth rotation parameters for GPS week 827.
jpl08277.snx         Ground station coordinates for GPS week 827, SINEX format.
jpl0827[0-6].sp3     GPS ephemerides for GPS week 827, sp3 format.
______________________________________________________________________________

Mean Orbit Repeatability (see table below): 18.4 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 ALGO) used as reference clock on day 316.
WARNING: Data from CHIL, DAV1, KOKB, MATE, TABL, WETT excluded day 316.
WARNING: Data from CHIL, KOKB, MAS1, VNDP, WETT excluded day 317.
WARNING: Data from CHIL, KOKB, MAS1, ONSA, WHI1 excluded day 318.
WARNING: Data from CHIL, DAV1, KOKB, LBCH, SEY1, TABL, WHI1, ZIMM excluded day           319.
WARNING: Data from DAV1, LBCH, MAS1, TABL, WETT, WHI1, ZIMM excluded day 320.
WARNING: Data from HART, KELY, TABL, WETT, ZIMM excluded day 321.
WARNING: Data from FARB, HART, KOSG, TABL, WETT, YAR1 excluded day 322.

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 827 (1995 Nov 12 - Nov 18)
     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
50033.50  -1728   8514  -318490  2334    5    5    12     12 37 11 24 -369   63 
50034.50  -2099   8578  -320831  2348    5    5    12     12 37 11 24 -355   57 
50035.50  -2428   8644  -323208  2407    5    6    12     12 37 11 24 -330   89 
50036.50  -2756   8739  -325669  2514    5    6    12     12 37 11 24 -372  102 
50037.50  -3148   8874  -328197  2543    5    6    12     12 37  9 24 -390  121 
50038.50  -3606   8994  -330756  2575    5    5    12     12 37  9 24 -408  112 
50039.50  -4058   9158  -333343  2599    6    7    12     12 37  8 24 -388  154 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 827:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 827 (1995 Nov 12 - Nov 18)
      95 11 12   95 11 13   95 11 14   95 11 15   95 11 16   95 11 17   95 11 18
prn   3d rss (m)
  1       0.20       0.27       0.19       0.33       0.39       0.28       0.13
  2       0.21       0.19       0.13       0.20       0.21       0.14       0.26
  4       0.10       0.13       0.28       0.31       0.29       0.24       0.11
  5       0.21       0.21       0.12       0.11       0.15       0.14       0.13
  6       0.09       0.12       0.10       0.12       0.16       0.21       0.15
  7       0.14       0.14       0.15       0.28       0.23       0.12       0.17
  9       0.29       0.36       0.56       0.38       0.12       0.12       0.13
 14       0.15       0.15       0.20       0.20       0.16       0.15       0.17
 15       0.20       0.23       0.18       0.26       0.27       0.34       0.27
 16       0.14       0.10       0.11       0.08       0.09       0.19       0.23
 17       0.18       0.19       0.34       0.18       0.13       0.12       0.14
 18       0.10       0.14       0.13       0.12       0.15       0.12       0.10
 19       0.23       0.21       0.17       0.17       0.15       0.25       0.23
 20       0.19       0.19       0.14       0.16       0.17       0.13       0.18
 21       0.20       0.20       0.19       0.19       0.17       0.16       0.14
 22       0.11       0.16       0.20       0.12       0.11       0.13       0.16
 23       0.40       0.41       0.16       0.41       0.50       0.45       0.47
 24       0.12       0.17       0.15       0.16       0.12       0.12       0.12
 25       0.21       0.19       0.14       0.19       0.15       0.21       0.18
 26       0.15       0.12       0.20       0.26       0.10       0.13       0.11
 27       0.14       0.10       0.09       0.11       0.11       0.14       0.13
 28       0.12       0.16       0.17       0.16       0.13       0.20       0.19
 29       0.11       0.18       0.16       0.14       0.14       0.13       0.14
 31       0.12       0.18       0.17       0.19       0.16       0.20       0.17
_______________________
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 827 (1995 Nov 12 - Nov 18)
 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   2.0    14.6        2.90        35.5        4.00        2.44    
ALGO*  6.8    .118        .979        41.0        3.31        2.82    
ANKR    .9    87.8       -.179        61.0        4.00        2.29    
AREQ   4.9    79.6        .510e-01    48.1        5.20        2.35    
AUCK   3.8    71.0       -.185        39.7        3.76        2.99    
BOR1   3.0    152.       -2.26        34.0        3.70        2.21    
BRMU   4.0    107.       -.176        40.3        5.81        2.57    
CAS1   7.0    14.2        225.        56.3        4.31        1.54    
CHAT   2.0    87.4       -.140        91.0        5.00        2.79    
CICE   6.9    79.0       -.151e-01    31.6        3.87        2.70    
CRO1   7.0    123.       -.259e-01    42.3        5.89        2.20    
FAIR*  7.0    .275       -.400          .         4.31        2.13    
FORT   1.7    .312       -.666        52.0        5.00        2.12    
GOLD*  6.9    .776e-01   -.592          .         3.00        2.42    
GUAM   7.0    93.0       -.319e-01    51.6        7.92        2.74    
HART*  5.0    28.9        10.2          .         8.42        1.70    
HOB2   4.0    622.        2.62        48.3        5.00        2.72    
IISC   5.6    579.       -.195        68.0        4.84        2.01    
IRKT   4.8    .429e+07   -.253e+04    51.8        4.41        2.41    
KELY   3.9    .473e+05    6.44        53.9        5.43        1.73    
KERG   7.0    181.       -246.          .         5.15        2.55    
KIRU   6.0    3.76        11.5        53.5        6.68        1.79    
KIT3   5.9    .373e+04   -.312        75.7        4.35        2.32    
KOK2   7.0    50.3        .391        53.2        5.16        2.46    
KOSG*  3.5    3.88        3.89          .         3.47        1.93    
KOUR   5.0    4.27        39.1          .         7.00        1.82    
LHAS   7.0    162.       -.943e-02    74.8        4.80        2.32    
LPGS   2.7    .147e+07   -293.        59.9        5.00        2.84    
MAC1   5.0    .821e+04   -398.        31.3        3.38        2.53    
MADR*  7.0    1.35       -.574          .         4.60        1.81    
MCM4   7.0    83.6       -.223e-01    45.4        5.15        1.68    
MDO1   1.0    1.55       -.896        32.0        4.00        3.00    
MDVO   2.0    .832e-01    10.6        71.5        5.00        2.35    
NOTO   3.9    .166       -12.9        32.6        5.54        2.69    
OHIG   5.8    .459e+05    1.62        48.7        4.77        1.06    
PAMA   4.8    13.2        .272          .         12.2        .995    
PERT   6.8    1.82        16.6        52.2        4.46        3.05    
PIE1   1.0    .           .           39.0        4.00        2.67    
RCM5   5.0    378.       -1.74        47.4        4.22        3.10    
SANT*  3.9    1.47       -1.55          .         4.55        2.36    
SEY1   5.6    .802e+07   -.119e+05      .         8.61        1.38    
SHAO   7.0    89.9       -.147e-01    96.9        4.00        2.25    
STJO   7.0    2.93        1.22        41.0        4.04        2.50    
THU1   2.0    69.6       -.207        49.0        5.00        2.50    
TID2   3.0    63.2        .274        47.0        4.36        3.02    
TIDB*  6.8    23.9        .191          .         5.18        2.45    
TROM*  6.9    5.45        157.          .         4.93        1.44    
TSKB   5.0    9.74       -55.9        53.2        4.23        2.85    
VILL   3.0    1.89       -.158        61.4        4.36        1.36    
WETT*  2.0    2.77        .983e-01      .         7.00        1.29    
YAR1*  6.0    2.23        .334          .         4.36        2.45    
YELL*  7.0    327.       -2.12        43.4        4.31        2.13    
PRN01  7.0    79.7        599.        52.3        5.30        2.01    
PRN02  6.9    81.9       -208.        49.5        5.15        2.09    
PRN04  7.0    80.7        53.1        49.5        5.73        2.03    
PRN05  7.0    79.1        9.55        52.9        5.15        2.15    
PRN06  7.0    82.8        2.56        52.3        5.00        2.33    
PRN07  7.0    83.1        711.        53.8        5.00        1.84    
PRN09  6.6    82.1       -1.21        56.0        5.16        1.77    
PRN14  6.9    80.8        11.8        51.0        5.15        2.07    
PRN15  6.9    3.34        242.        53.7        5.16        1.92    
PRN16  7.0    83.9       -142.        52.7        5.16        2.27    
PRN17  7.0    80.0       -98.1        52.3        5.00        2.25    
PRN18  7.0    81.4       -4.21        45.7        5.00        2.19    
PRN19  6.7    79.3        120.        48.5        5.16        2.04    
PRN20  7.0    79.6        52.9        54.0        5.15        2.14    
PRN21  6.9    80.9       -7.04        54.8        5.00        2.23    
PRN22  7.0    81.4        263.        46.6        5.30        2.46    
PRN23  7.0    81.7        3.57        54.7        5.15        1.99    
PRN24  7.0    80.9        282.        53.1        5.31        2.08    
PRN25  6.6    78.6        .489        50.8        5.46        2.04    
PRN26  7.0    81.4       -112.        48.8        5.00        1.98    
PRN27  6.8    81.8        9.36        49.8        5.16        2.10    
PRN28  7.0    2.01        47.8        99.0        4.45        2.40    
PRN29  7.0    82.4        2.95        46.4        5.00        2.30    
PRN31  6.9    81.9        29.5        49.5        5.00        2.07    
_______________________
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 11 12   95 11 13   95 11 14   95 11 15   95 11 16   95 11 17   95 11 18
prn   3d rss (m)
  1      10.0        9.9        6.6        7.1        4.6        8.8        5.6 
  2       2.7        3.0        3.2        3.5        3.4        4.6        3.5 
  4       4.1        4.5        3.6        3.4        3.5        4.5        4.5 
  5       3.3        4.2        5.4        4.5        3.8        4.0        3.7 
  6       5.1        6.0        5.7        5.2        5.7        5.1        4.6 
  7       4.0        3.0        3.9        4.5        4.1        6.9        6.6 
  9       4.8        5.7        6.6        8.4        8.6        8.9        5.7 
 14       5.7        6.6        4.4        3.8        4.7        5.6        3.6 
 15       3.8        4.7        4.3        3.2        3.2        4.0        4.7 
 16       6.1        6.9        7.2        5.7        6.6        5.0        3.6 
 17       4.0        3.1        4.5        3.5        3.6        3.2        3.4 
 18       6.4        5.4        5.2        5.3        5.2        6.3        4.6 
 19       5.4        6.4        5.8        5.0        6.7        5.9        5.1 
 20       3.5        3.8        4.6        4.3        3.9        3.3        5.1 
 21       4.5        2.5        4.6        6.3        3.8        6.8        4.7 
 22       6.6        5.8        3.8        5.8        4.6        5.3        3.4 
 23       2.6        2.6        3.0        3.3        2.8        3.1        2.4 
 24       4.3        4.2        4.2        4.2        4.4        5.4        5.9 
 25      10.7        9.4       10.9       16.2       11.1        9.8       11.1 
 26       4.8        6.6       10.3       10.3        9.6       12.7        7.0 
 27      10.5        8.9        6.6        4.0        5.6        6.6        5.4 
 28       3.4        2.6        5.2        3.4        3.6        3.9        4.2 
 29       4.7        4.1        4.1        4.4        4.4        4.8        4.7 
 31       3.7        3.7        6.4        4.7        3.8        3.5        3.7 
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

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