[IGSREPORT-3413] Wk 0889 JPL Analysis Report

D D
Fri Jan 31 14:14:46 PST 1997


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IGS Electronic Report    Fri Jan 31 14:14:46 PST 1997      Message Number 3413
******************************************************************************

Author: D C Jefferson
Subject: Wk 0889 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0889 (DAYS 19-25, DATES 1997 Jan 19 - Jan 25)
******************************************************************************

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/0889.  These files have also been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl08897.sum         This text file.
jpl08897.erp         Earth rotation parameters for GPS week 889.
jpl08897.snx         Ground station coordinates for GPS week 889, SINEX format.
jpl0889[0-6].sp3     GPS ephemerides for GPS week 889, sp3 format.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 15.0 cm
                           (excluding deweighted satellites)

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: ONSA (not ALGO) used as reference clock day 019.
WARNING: FAIR (not ALGO) used as reference clock day 020.
WARNING: Data from GRAZ, LPGS, WETT excluded day 019.
WARNING: Data from LEEP excluded day 020.
WARNING: Data from BRU1, FMC2, NYAL, SHK1, STL3, WETT excluded day 021.
WARNING: Data from DGAR, KERG, TROM, WETT, YAR1 excluded day 022.
WARNING: Data from WUHN, YAR1 excluded day 023.
WARNING: Data from BRMU, HOB2, ONSA, TROM excluded day 024.
WARNING: Data from ONSA, YAR1 excluded day 025.

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 889 (1997 Jan 19 - Jan 25)
     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
50467.50  -7497  12151  -145705  1712    3    4     7      7 37 12 25 -269  259 
50468.50  -7791  12382  -147396  1671    3    3     7      7 37 11 25 -328  247 
50469.50  -8089  12573  -149062  1660    3    4     7      7 37 12 25 -276  229 
50470.50  -8376  12763  -150719  1655    3    4     7      7 37 10 25 -269  256 
50471.50  -8625  12948  -152373  1653    3    4     7      7 37 11 25 -268  256 
50472.50  -8888  13133  -154001  1602    3    3     7      7 37 11 25 -263  247 
50473.50  -9179  13295  -155590  1577    3    3     7      7 37 12 25 -327  246 
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 889:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 889 (1997 Jan 19 - Jan 25)
      97  1 19   97  1 20   97  1 21   97  1 22   97  1 23   97  1 24   97  1 25
prn   3d rss (m)
  1       0.12       0.17       0.24       0.22       0.24       0.08       0.14
  2       0.12       0.18       0.16       0.11       0.10       0.09       0.08
  3       0.13       0.18       0.17       0.24       0.15       0.10       0.27
  4       0.15       0.28       0.22       0.11       0.14       0.19       0.12
  5       0.09       0.07       0.14       0.17       0.13       0.13       0.12
  6       0.19       0.21       0.20       0.24       0.11       0.13       0.16
  7       0.17       0.36       0.25       0.12       0.12       0.15       0.12
  9       0.12       0.17       0.13       0.10       0.12       0.09       0.12
 10       0.91       1.04       0.89       0.97       0.87       0.76       0.55
 14       0.17       0.21       0.18       0.16       0.21       0.17       0.21
 15       0.14       0.15       0.08       0.10       0.05       0.09       0.12
 16       0.19       0.14       0.11       0.09       0.21       0.25       0.21
 17       0.08       0.17       0.19       0.21       0.21       0.09       0.08
 18       0.31       0.12       0.18       0.48       0.51       0.27       0.18
 19       0.16       0.22       0.16       0.13       0.07       0.17       0.13
 21       0.15       0.09       0.14       0.56       0.58       0.11       0.14
 22       0.16       0.11       0.09       0.14       0.24       0.16       0.12
 23       0.21       0.25       0.28       0.13       0.16       0.13       0.18
 24       0.09       0.21       0.11       0.21       0.10       0.17       0.10
 25       0.15       0.07       0.09       0.13       0.15       0.06       0.18
 26       0.12       0.09       0.10       0.17       0.09       0.07       0.07
 27       0.11       0.15       0.16       0.14       0.16       0.16       0.17
 29       0.16       0.11       0.08       0.29       0.39       0.39       0.26
 30       0.29       0.32       0.29       0.29       0.25       0.30       0.27
 31       0.16       0.14       0.10       0.10       0.12       0.09       0.09
_______________________
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 889 (1997 Jan 19 - Jan 25)
 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   1.0    2.34       -28.5        37.0        4.00        2.68    
ALGO*  6.8    .494        .402        51.1        4.16        2.59    
AREQ   1.0    96.0       -.254        38.0        5.00        2.66    
ASC1   7.0    191.       -.116        74.5        5.46        1.35    
BAHR   3.6    .536        264.        43.5        5.00        3.57    
BOGT   6.9    126.       -.984e-01    56.4        6.94        1.89    
BRAZ   1.0    179.       -.287        59.0        6.00        2.17    
BRUS   4.0    349.       -1.30        62.0        4.00        2.55    
CAS1   4.9    23.0        .192e+04    37.4        5.41        1.69    
CHAT   6.9    104.       -.114        77.0        5.87        2.82    
COCO   6.9    172.       -.304e+04    41.5        7.52        2.88    
DAV1   2.0    14.9        .114e+04    34.5        5.51        1.61    
DGAR   5.9    98.3       -.972e-01    67.8        7.79        1.49    
FAIR*  7.0    .147        .778        33.0        4.31        2.36    
FORT   4.9    122.       -.996        51.2        7.43        2.69    
GODE   1.0    .216       -1.27        38.0        5.00        2.67    
GOL2*  7.0    31.6       -.492e-01    60.8        5.03        2.90    
GUAM   7.0    115.       -.116        57.2        7.16        2.29    
HART*  4.9    39.5       -3.53        47.6        4.81        2.73    
HOB2   1.0    .950       -21.1        49.0        5.00        2.68    
IISC   6.9    83.0       -.111        69.0        5.31        2.50    
IRKT   6.8    .290        .342        48.8        5.31        2.78    
KELY    .9    .568e+05   -1.48        44.0        6.00        1.70    
KERG   5.0    130.       -4.63          .         6.42        2.76    
KIT3   3.9    124.        .151e-01    57.6        5.00        2.57    
KOKB*  6.7    222.       -.231        58.6        6.03        2.05    
KOSG*  7.0    4.87       -6.87        40.6        3.46        2.41    
KOUR   1.0    3.25        18.0          .         10.0        1.31    
KWJ1   7.0    83.4       -.111        58.6        7.83        1.62    
LHAS   4.9    .192e+05   -.697        57.4        4.36        1.94    
LPGS    .9    .537e+04    1.96        55.0        6.00        3.16    
MAC1   3.0    87.7       -.393        31.7        4.69        2.35    
MADR*  6.6    .245        25.3          .         5.59        2.41    
MALI   4.8    71.8       -830.          .         7.80        2.32    
MAS1   7.0    106.        .318e-01    40.7        4.70        2.40    
MCM4   5.0    93.4       -.565e-01    45.8        5.21        1.66    
MDVO    .9    .819        559.        81.0        5.00        2.46    
MKEA   7.0    .122       -.373        44.3        6.02        2.40    
NLIB   1.0    .110        .909        40.0        4.00        2.56    
NOTO   2.0    728.       -1.98        32.5        4.00        2.91    
NYAL   1.0    .138       -.378e-01      .         5.00        1.62    
OHIG   5.3    .134e+05   -.687        62.7        5.00        1.44    
ONSA    .9    .           .           40.0        4.00        2.27    
PAMA   7.0    142.       -.120          .         11.9        2.11    
PERT   7.0    2.51       -3.51        49.3        4.87        3.12    
PIE1   1.0    140.       -.411        36.0        5.00        2.15    
POL2    .9    82.1       -.225        71.0        3.00        2.73    
RCM6   5.0    95.1       -.275        71.3        5.92        2.19    
SANT*  6.4    .284e+05   -.114        43.5        5.78        1.92    
THU1   6.0    75.5       -.935e-01    42.5        5.00        2.46    
TID2*  7.0    5.47       -.927e-02    41.5        5.73        2.72    
TROM*  3.9    5.94        111.          .         5.07        1.64    
USUD   7.0    2.86        1.49        34.6        4.31        2.69    
WTZR*  7.0    441.        .540e-01    54.5        4.16        2.66    
WUHN   1.8    6.34       -357.        44.5        4.53        2.95    
YELL*  7.0    .358        .111        43.7        4.46        1.64    
PRN01  7.0    80.1        11.6        51.3        5.86        2.43    
PRN02  7.0    81.7       -329.        54.1        5.87        2.51    
PRN03  6.9    78.2        92.2        55.4        6.00        2.36    
PRN04  7.0    81.8        9.09        50.8        6.32        2.14    
PRN05  7.0    81.1        78.6        51.1        5.60        2.84    
PRN06  7.0    80.3        4.06        49.1        5.73        2.60    
PRN07  6.9    81.0        737.        52.3        5.87        2.23    
PRN09  7.0    80.8       -25.3        52.4        5.86        2.34    
PRN14  6.6    80.7        16.7        51.0        5.46        2.08    
PRN15  6.9    3.66        384.        55.2        5.30        2.12    
PRN16  6.7    83.1        40.6        54.5        5.58        2.22    
PRN17  7.0    80.3       -138.        52.1        5.59        2.20    
PRN18  7.0    84.4        20.9        51.7        5.89        2.38    
PRN19  7.0    82.5        245.        52.9        5.30        2.22    
PRN21  6.6    84.3        26.2        58.0        6.00        2.10    
PRN22  7.0    78.8        366.        52.3        5.59        2.25    
PRN23  6.6    81.4        8.58        53.4        6.59        2.13    
PRN24  7.0    79.9        293.        50.7        5.86        2.26    
PRN25  7.0    82.6       -4.92        47.2        5.90        2.20    
PRN26  7.0    83.9       -107.        54.5        5.89        2.33    
PRN27  7.0    81.8        15.9        50.0        5.87        2.40    
PRN29  7.0    80.4        5.55        49.3        5.74        2.45    
PRN30  7.0    81.5       -30.2        51.0        5.45        2.46    
PRN31  6.9    81.7        178.        52.0        5.87        2.59    
_______________________
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
      97  1 19   97  1 20   97  1 21   97  1 22   97  1 23   97  1 24   97  1 25
prn   3d rss (m)
  1       4.1        3.7        3.9        4.1        4.2        4.7        5.2 
  2       5.4        5.9        5.2        5.1        5.7        5.9        5.0 
  3       5.3        4.5        4.8        5.0        5.2        6.6        5.3 
  4       2.3        2.6        2.4        2.3        4.0        5.4        2.7 
  5       4.1        4.9        4.6        4.0        4.4        4.8        5.0 
  6       4.8        5.7        6.0        6.4        7.2        6.7        7.1 
  7       5.1        5.1        5.6        5.5        6.2        6.0        6.0 
  9       4.1        3.8        3.3        3.2        3.9        3.5        2.5 
 10       7.1        7.3        6.8        6.3        6.7        6.9        7.1 
 14       8.0        5.2        7.5        9.8       10.8        8.2       10.1 
 15       3.5        4.0        4.6        4.4        4.0        4.9        4.0 
 16      16.7        4.5       39.2        7.2       15.3       10.0        4.1 
 17       3.6        4.0        4.1        4.0        6.1        4.0        4.8 
 18       3.7        4.4        4.7        3.2        9.3        3.7        3.5 
 19       3.2        2.3        2.5        3.3        2.9        3.3        4.1 
 21       6.5        8.3        9.3        8.9        7.8        8.8       11.0 
 22       5.7        5.6        6.7        9.5        5.8        5.9        6.6 
 23      18.6       20.7       18.3       13.7       15.7       20.6       23.3 
 24       3.8        3.7        4.1        4.6        5.1        4.7        4.3 
 25       4.6        5.9        5.1        5.0        4.3        4.0        5.1 
 26       3.6        3.3        3.1        3.4        3.9        3.0        3.2 
 27       5.3        4.5        4.5        4.0        5.2        4.0        3.8 
 29       4.9        2.3        2.3        3.6        3.2        2.3        2.4 
 30       7.2        5.1        5.5        6.4        5.2        5.0        6.3 
 31       4.5        4.0        4.8        4.0        3.6        3.6        3.5 
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   albh algo areq asc1 bahr bogt braz brus cas1 chat coco dav1 dgar fair fort gode gol2 guam hart hob2 iisc irkt kely kerg kit3 kokb kosg kour kwj1 lhas lpgs mac1 madr mali mas1 mcm4 mdvo mkea nlib noto nyal ohig onsa pama pert pie1 pol2 rcm6 sant thu1 tid2 trom usud wtzr wuhn yell


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



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