[IGSREPORT-5761] Wk 0994 JPL Analysis Report

D D
Mon Feb 8 16:59:43 PST 1999


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IGS Electronic Report    Mon Feb  8 16:59:43 PST 1999      Message Number 5761
******************************************************************************

Author: D C Jefferson
Subject: Wk 0994 JPL Analysis Report

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JPL ANALYSIS REPORT   GPS-WEEK 0994 (DAYS 24-30, DATES 1999 Jan 24 - Jan 30)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

D C Jefferson, Y E Bar-Sever, M B Heflin, M M Watkins, F H Webb, J F Zumberge

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 (137.78.60.30),
directory pub/jpligsac/0994.  These files (except for *.tro) have also
been sent to the CDDIS.


______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl09947.sum         This text file.
jpl09947.erp         Earth rotation parameters for GPS week 994.
jpl09947.snx         Ground station coordinates for GPS week 994, SINEX format.
jpl0994[0-6].sp3     GPS ephemerides for GPS week 994, sp3 format.
jpl0994[0-6].tro     Ground station troposphere estimates for GPS week 994.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 11.5 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 PRN18 excluded the entire GPS week 994.
WARNING: Data from COCO, LPGS, NICO, NYAL excluded day 024.
WARNING: Data from PRN07, COCO, LPGS, NICO excluded day 025.
WARNING: Data from PRN29, COCO, HERS, KIRU, KSTU, LPGS, MATH, NICO, NYAL, ONSA,          PIN1, TROM, VILL excluded day 026.
WARNING: Data from PRN29, COCO, HERS, HOLB, KSTU, LPGS, NICO, NYAL, ONSA, PIN1,          TROM, WTZR excluded day 027.
WARNING: Data from COCO, HOLB, KIRU, KSTU, ONSA, PIN1 excluded day 028.
WARNING: Data from PRN14, PRN19, COCO, GLSV, HOLB excluded day 029.
WARNING: Data from PRN01, ASC1, COCO, GLSV excluded day 030.

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 994 (1999 Jan 24 - Jan 30)
version 2           
     MJD   XPole   Ypole  UT1R-UTC   LODR Xsg Ysg UTsg LOsg Nr Nf Nt   Xrt   Yrt
         10**-6" 10**-6"      .1us .1us/d 10**-6" .1us .1us/d          10**-6"/d
51202.50  115924  264894   6822446  10907  56  60  195  195 37  0 26  -954 -1011
51203.50  114796  263615   6811396  11194  53  64  198  198 37  0 25 -1426 -1296
51204.50  113561  262528   6800122  11354  50  59  192  192 37  0 25 -1628  -494
51205.50  112471  261914   6788875  11140  52  60  195  195 37  0 25 -1101  -609
51206.50  111118  261021   6776893  12823  45  55  189  189 37  0 26 -1679  -871
51207.50  110239  260219   6763816  13331  52  57  207  207 37  0 24 -1140 -1317
51208.50  109099  259311   6750754  12794  52  58  196  196 37  0 25 -1350 -1880
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 994:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE                GPS week 994 (1999 Jan 24 - Jan 30)
      99  1 24   99  1 25   99  1 26   99  1 27   99  1 28   99  1 29   99  1 30
prn   3d rss (cm)
  1       5          5          8          6          8          3              
  2      12          6         14         10         13         12          9   
  3      16         14         10         12         14         11         15   
  4      14         16          7          9         12          9         19   
  5       6          7          8          6          6          6         14   
  6      15         18         11         21          8         18         10   
  7      16                    14         13         13         12         11   
  8       6          7          6          6          6          7         12   
  9       6         10          9          8         11          5         12   
 10      12         16         12         12         15          8         14   
 13      15          9         15         21         14         19         24   
 14      32         15         26         15          7                    10   
 15      19          9         15         10          9         18         12   
 16      30         14         24         19         26         19         13   
 17      15         16         11         12          8         15         24   
 19      33         33         31         17         14                    29   
 21       4          5         11          4         10          9         14   
 22      15         13         16         21         13         13         17   
 23      11          9          9          8         14         12         20   
 24      38         10          9          9          8          6         10   
 25       7          5          4          4          8         11          9   
 26       9         12         18         14         13         12          9   
 27      14         12         10         12         11         15         13   
 29       5          5                                7          8          9   
 30       4          6          5          6          6          7          8   
 31      11         12         11         10          9         18         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 994 (1999 Jan 24 - Jan 30)
 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*  7.0    .786e-01   -1.02        58.7        4.05        2.97    
AREQ*  5.7    671.       -1.10        69.8        4.18        2.01    
ASC1   1.1    .269e+04   -.597          .         4.46        1.41    
AUCK   3.0    96.9       -1.06        46.7        4.35        2.39    
BAHR   5.9    1.31        72.1        41.1        4.37        2.61    
BARB   3.8    106.       -1.11        32.5        6.24        3.15    
BRUS   1.0    .139       -.723e-01    65.0        5.00        2.41    
CAS1   4.5    14.9        .295e+04    38.9        5.44        1.28    
CICE   1.0    101.       -1.04        47.0        4.00        2.67    
CRO1   1.9    .277e+04   -1.04        59.6        5.55        1.53    
DAV1*  6.9    152.       -1.03          .         4.87        1.41    
DGAR   4.1    .218e+04   -1.08        70.5        5.63        1.51    
EISL   6.8    140.       -1.05        62.8        5.74        2.81    
FAIR*  6.9    17.9       -1.05        68.8        4.31        2.27    
FORT*  6.5    169.       -1.37        86.0        6.73        1.39    
GALA   5.4    611.       -1.06        68.6        4.11        1.60    
GOL2*  6.8    319.       -2.26        68.4        4.00        2.21    
GOUG   3.4    .289e+06    500.        62.2        5.09        2.81    
GUAM*  5.8    124.       -1.10        84.4        6.02        2.26    
HARK*  7.0    4.82       -.195        67.8        5.03        2.63    
HOB2*  3.0    217.       -1.40        52.4        4.70        2.86    
HRAO   2.0    389.       -.160        52.7        5.52        2.29    
IISC   3.9    105.       -1.06        78.1        4.29        2.21    
IRKT*  5.0    .917e+04    37.7        48.1        4.22        2.64    
KOKB*  7.0    14.8       -.939        83.3        5.87        2.44    
KOSG*  1.0    2.33       -3.11        42.0        3.00        2.63    
KOUR*   .8    2.14       -1.23        87.0        7.00        1.63    
KUNM   4.9    195.       -1.06        66.5        4.23        2.75    
KWJ1*  6.6    .200e+04   -1.00        75.4        5.74        2.14    
LPGS   1.0    231.       -1.06        64.0        5.00        1.57    
MAC1*  7.0    103.       -1.04        42.4        4.45        2.14    
MAD2*  6.9    321.       -2.08        76.4        6.00        2.26    
MAG0   2.8    .288e+06    479.        33.0        4.73        2.35    
MALI*  6.9    37.6        2.99        93.5        6.33        2.08    
MATE*  4.9    .164        15.4        48.6        4.00        2.85    
MCM4   1.9    106.       -1.04        51.4        4.50        .921    
MDVO    .9    .120        225.        76.0        6.00        2.03    
MEDI   1.0    .310        3.50        32.0        4.00        2.74    
METS   2.0    .154        2.44        43.5        3.00        2.42    
NANO   3.0    8.31        556.        48.7        4.36        3.07    
NTUS   5.5    110.       -1.10        87.9        4.69        1.48    
NYA1   4.9    .111       -1.07        40.8        5.81        1.31    
ONSA*  3.7    .672e-01   -3.19        40.3        3.57        2.16    
PETP   2.0    110.       -1.04        60.0        5.00        2.67    
PIE1*  2.9    103.       -.911        55.3        4.00        2.27    
POL2   3.0    79.8       -1.05        73.1        3.00        2.63    
SANT*  5.2    .145e+04   -1.68        52.0        4.00        2.42    
TID2*  7.0    268.       -.142        45.8        5.61        2.48    
TIXI   3.0    96.0       -1.05        40.7        4.77        1.99    
TSKB*  7.0    1.58       -1.01        48.2        4.00        3.14    
USNO   7.1    .           .           64.8        5.31        2.80    
USUD   3.0    .284        .843        46.0        4.00        3.05    
VESL   6.7    .289e+06    500.        63.6        4.61        2.16    
WTZR*  4.0    .117       -.754        68.4        4.00        2.69    
WUHN   1.0    10.3       -218.        57.0        5.00        2.41    
YAKZ    .9    .289e+06    446.        44.0        5.00        2.41    
YAR1*  7.0    93.0       -1.05        47.5        4.00        2.49    
YELL*  7.0    12.4       -1.03        59.2        4.15        1.62    
PRN01  5.8    81.4        71.3        61.9        5.00        2.25    
PRN02  7.0    81.3       -18.6        64.9        5.00        2.12    
PRN03  6.7    80.8        87.4        64.4        5.00        1.97    
PRN04  7.0    79.9        446.        62.0        4.87        2.19    
PRN05  7.0    80.6        182.        61.1        4.74        2.50    
PRN06  6.8    81.5       -1.43        58.7        4.87        2.14    
PRN07  5.7    84.4        806.        63.7        5.00        2.16    
PRN08  7.0    82.8        704.        61.7        4.87        2.36    
PRN09  7.0    83.8       -29.5        63.1        5.00        2.35    
PRN10  7.0    78.8        30.6        63.0        5.00        2.11    
PRN13  6.9    81.6       -466.        64.1        5.00        2.13    
PRN14  6.0    81.9        12.0        56.2        5.00        2.29    
PRN15  7.0    3.16        645.        63.2        4.87        2.22    
PRN16  7.0    80.4        98.1        60.9        5.00        2.22    
PRN17  7.0    81.1       -203.        56.9        4.87        2.27    
PRN19  6.0    80.4       -102.        64.7        4.89        1.97    
PRN21  7.0    81.9        4.21        56.4        5.00        2.03    
PRN22  7.0    80.4        69.2        62.1        4.88        2.16    
PRN23  7.0    81.2        7.93        59.8        5.00        2.15    
PRN24  7.0    81.6        464.        65.9        5.15        2.28    
PRN25  7.0    81.9       -.871        58.3        5.00        2.16    
PRN26  6.8    78.4        88.4        63.2        5.31        2.04    
PRN27  7.0    83.5        8.37        62.6        4.87        2.01    
PRN29  4.8    83.1        164.        59.4        4.63        2.07    
PRN30  7.0    80.5       -6.81        56.5        4.87        2.22    
PRN31  6.7    80.7        11.7        66.8        5.00        2.01    
_______________________
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
      99  1 24   99  1 25   99  1 26   99  1 27   99  1 28   99  1 29   99  1 30
prn   3d rss (cm)
  1     544        612        798        661        713        795              
  2     228        533        201        427        401        409        388   
  3     230        285        320        210        189        329        450   
  4     242        324        463        323        416        308        304   
  5     298        255        338        723        460        510        406   
  6     691        682        590        689        691        618        641   
  7     334                   339        356        310        288        675   
  8    1073        635        688       1052        772        233        662   
  9     746        504        450        315        188        279        327   
 10     335        354        380        411        508        405        378   
 13     209        540        336        256        317        493        258   
 14    1047        635        819       1069        392                  1322   
 15     305        434        335        468        531        293        340   
 16     428        866        254        613        252        415        427   
 17     351        355        342        400        423        300        296   
 19     167        254        173        323        196                   339   
 21     740        809        674        284        545        850        504   
 22     222        244        404        414        328        462        555   
 23     695        505        499        552        458        534       1167   
 24     350        333        294        225        275        310        430   
 25     279        343        252        262        307        376        325   
 26     559        576        226        329        474        569        202   
 27     391        431        285        456        307        383        457   
 29     260        344                              509        485        346   
 30     255        218        127        353        403        258        320   
 31     461        461        594        764        444        502        342   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo areq asc1 auck bahr barb brus cas1 cice cro1 dav1 dgar eisl fair fort gala gol2 goug guam hark hob2 hrao iisc irkt kokb kosg kour kunm kwj1 lpgs mac1 mad2 mag0 mali mate mcm4 mdvo medi mets nano ntus nya1 onsa petp pie1 pol2 sant tid2 tixi tskb usno usud vesl wtzr wuhn yakz yar1 yell


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



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