[IGSREPORT-9623] Wk 1183 JPL Analysis Report

Yvonne Vigue yv at cobra.jpl.nasa.gov
Wed Sep 25 17:46:44 PDT 2002


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IGS Electronic Report   25 Sep 17:46:45 PDT 2002      Message Number 9623
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Author: Y Vigue-Rodi

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JPL ANALYSIS REPORT   GPS-WEEK 1183 (DAYS 251-257, DATES 2002 Sep 08 - Sep 14)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

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

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/1183.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl11837.sum         This text file.
jpl11837.erp         Earth rotation parameters for GPS week 1183.
jpl11837.snx         Ground station coordinates for GPS week 1183, SINEX format.
jpl1183[0-6].sp3     GPS ephemerides for GPS week 1183, sp3 format.
jpl1183[0-6].tro     Ground station troposphere estimates for GPS week 1183.
jpl1183[0-6].clk     GPS and ground station clocks for GPS week 1183, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 7.0 cm

The drift of the clock onboard PRN27 experienced a shift from
about -20.5 ns/hr to 249.7 ns/hr at approximately 19:45 on day 252.

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 PRN15 and PRN17 excluded the entire GPS week 1183.
WARNING: Data from PRN08 was excluded day 251.
WARNING: Data from PRN21 was excluded days 251, 252, 253, 256, and 257.
WARNING: Data from PRN27 was excluded day 251.
WARNING: Data from BJFS, ESTI, FORT, GOUG, GUAT, HILO, KERG, LBCH, LHUE, MALI,           MANA, MONP, NOUM, PERT, PETP, SIO3, VESL, YEBE excluded day 251.
WARNING: Data from BJFS, CLAR, GUAT, HILO, KERG, LBCH, LHUE, NOUM, TRAB, VESL,           YEBE excluded day 252.
WARNING: Data from CLAR, ESTI, GUAT, HILO, HNLC, LBCH, LHUE, LPGS, NOUM, PERT,           TORP, TRAB, VESL, YEBE excluded day 253.
WARNING: Data from CIT1, CLAR, HILO, HNLC, LHUE, MEDI, TORP, YEBE excluded               day 254.
WARNING: Data from CIT1, CLAR, HILO, HNLC, JAMA, KELY, KSTU, LBCH, LPGS, TORP,           YEBE excluded day 255.
WARNING: Data from CIT1, CLAR, ESTI, GOUG, GUAT, JAMA, KOUR, LBCH, LPGS, MANA,           MANZ, NOT1, NOUM, SSIA, TORP, TUBI, VESL excluded day 256.
WARNING: Data from CLAR, EPRT, ESTI, GUAT, JAMA, LBCH, MANA, NICO, NKLG, NOT1,           NOUM, PETP, TORP, TRAB, VESL excluded day 257.

JPL REFERENCE CLOCK TABLE                   GPS week 1183 (2002 Sep 08 - Sep 14)
 2002-09-08 AMC2
 2002-09-09 AMC2
 2002-09-10 AMC2
 2002-09-11 AMC2
 2002-09-12 AMC2
 2002-09-13 AMC2
 2002-09-14 AMC2
END REFERENCE CLOCK TABLE

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 1183 (2002 Sep 08 - Sep 14)
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
52525.50  243726  254671  -2429102   2703  34  42  172  172 60  0 24 -1635 -2691
52526.50  241772  252219  -2431942   2977  36  43  172  172 60  0 25  -944 -3442
52527.50  240217  249427  -2434907   2953  32  39  168  168 60  0 25 -1340 -2615
52528.50  238423  246957  -2437686   2605  33  39  166  166 60  0 26 -1340 -2502
52529.50  236630  244286  -2440690   3403  33  39  167  167 60  0 26 -1333 -2943
52530.50  234991  241398  -2444245   3708  34  40  170  170 60  0 25 -1131 -3109
52531.50  233490  238358  -2447920   3643  33  40  170  170 60  0 25 -1044 -3160
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1183:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1183 (2002 Sep 08 - Sep 14)
      02  9  8   02  9  9   02  9 10   02  9 11   02  9 12   02  9 13   02  9 14
prn   3d rss (cm)
  1      12          6          8          9          7          5          4   
  2      13          9          6          7          7          5          8   
  3       9          6          5          6          6          5          3   
  4       9         14          7          5          9          8          5   
  5      11          7          9          9          6          5          6   
  6      10          8          8          6          4          8          6   
  7      13         12          6          6          8          7          5   
  8                 10          7          5          4          3          4   
  9       8          5          5          6          5          3          2   
 10       7         10          3          4          4          4          5   
 11      13          9          7          6          9          8          6   
 13      20          8         12         11          5          3          6   
 14      14         12         12          5          4          4         14   
 18      10          8         10          8          9          4          5   
 20      19          8          8         10          9          7          8   
 21                                        7          5                         
 22      10          7          6          6          6          4          8   
 23       6          6          5          7          8          7          5   
 24       7         11          6          5          6          7          4   
 25       8          8          8          7         16         20         14   
 26       8          8          4          6          5          4          4   
 27                 15          6          4          4          5          5   
 28      15         10          6          6          7          6          4   
 29       8          7          5          5          6          3          4   
 30      15          9          7         10          5          5          8   
 31      11          6          7          7          7          6          5   
_______________________
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 1183 (2002 Sep 08 - Sep 14)
 receiver/transmitter (* 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   6.0   0.730e-01   -5.46        65.9        4.18        3.38    
ALGO*  7.0   0.731e-01   0.487        45.3        4.46        3.19    
ALIC   7.0    63.7      -0.118e-01    49.6        4.87        3.54    
AMC2   7.3    .           .           40.9        5.31        3.09    
ANKR   1.0    20.1      -0.152e-01    43.0        5.00        3.20    
AOML   4.9    21.6      -0.102e-01    63.3        5.63        2.61    
AREQ   7.0    32.2      -0.103        26.3        4.00        3.06    
ARTU   7.0    20.3      -0.853e-01    23.7        4.59        2.48    
ASC1*  5.6   0.388e+07   0.482e+04    72.9        5.50        2.70    
AUCK*  5.3    20.6      -0.105        48.9        4.54        2.76    
BAHR*  6.9   0.599        427.        38.4        5.00        3.49    
BILI   1.0    12.9      -0.802e-01    41.0        5.00        2.28    
BJFS   0.9    16.1      -0.121        35.0        5.00        3.86    
BOGT   7.0    31.1      -0.107        40.2        5.58        3.05    
BREW   1.0   0.394e-01    700.        33.0        4.00        2.72    
BRMU*  6.9    29.5      -0.692e-02    53.1        5.73        2.80    
CAS1*  3.9    8.83      -0.143e-02    26.6        4.27        1.10    
COCO   7.0    10.7      -0.641e-02    30.7        4.73        3.87    
CRO1   5.0    29.6      -0.982e-01    39.2        5.42        3.99    
DAV1*  6.8    103.      -0.694e-02    37.9        3.17        1.06    
DUBO   5.0    17.3       0.335e-02    55.8        4.62        2.58    
EISL   6.6    70.7      -0.210e-01    76.5        4.00        2.82    
FAIR*  5.8   0.311        278.        35.4        5.00        2.05    
FORT*  3.8    168.       0.355        87.7        5.57        1.80    
GALA   6.8    30.5      -0.126        37.2        5.00        3.90    
GOUG   3.7   0.288e+06    497.        66.7        5.27        2.45    
GUAM*  7.0    32.8      -0.151        62.3        6.44        3.72    
GUAT   2.0   0.288e+06    496.        61.5        5.52        1.69    
HARB   3.0    6.80        501.        60.4        4.36        2.58    
HNLC   2.0    44.2      -0.143        43.6        7.00        3.65    
HOB2*  2.0   0.171      -0.960        45.5        5.52        2.80    
HRAO*  4.0    35.4      -0.971e-01    26.3        4.26        3.85    
IISC   7.0   0.129e+06   -3.19        59.2        5.72        3.01    
IRKT*  6.9   0.302      -0.546e-01    60.9        4.16        2.67    
KELY   4.1   0.199e+05    1.90        35.1        5.35        1.30    
KERG*  5.0    1.48        928.        61.0        4.81        2.55    
KGN0   2.9   0.929      -0.174e-01    59.3        5.66        3.63    
KIT3*  3.8    115.      -0.703e-02    57.6        5.00        2.79    
KOUR*  4.9    29.9      -0.101        38.6        5.41        3.71    
KUNM   1.7    63.6      -0.336e-01    87.0        5.00        2.16    
LAE1   6.9    34.1      -0.147        60.7        6.44        3.05    
LHAS*  5.9    13.6      -0.610e-02    38.7        4.18        3.51    
LHUE   3.0    44.7      -0.155        37.0        6.00        3.34    
MAC1*  6.8   0.119e+04   0.522e-01    32.0        3.61        1.41    
MAD2   2.0    465.      -0.318        49.0        5.00        2.38    
MAG0   6.0    11.5      -0.829e-01    45.3        4.36        2.68    
MALI*  5.9    44.1        225.        74.5        7.18        2.01    
MANA   1.0   0.291e+06    514.        77.0        7.00        1.81    
MAUI   2.0    41.9      -0.149        39.5        4.00        3.30    
MCM4*  5.7   0.331e+05    158.        68.4        3.00       0.944    
MOBN   2.0    18.8      -0.714e-01    40.5        5.00        3.11    
MSKU   3.5    69.1      -0.120        50.9        6.48        2.68    
NICO   2.6    17.2      -0.876e-02    34.4        5.40        3.56    
NKLG   2.0   0.198e+06    549.        65.5        6.00        1.75    
NOUM   2.0   0.290e+06   0.230        65.5        5.52        2.95    
NRIL   6.9    15.3      -0.803e-01    24.5        4.45        1.74    
NTUS   6.9    14.2      -0.119e-01    65.8        6.15        3.62    
NYA1   0.9   0.109       0.412        39.0        3.00        1.26    
NYAL*  5.0   0.116       -787.        41.9        4.00        1.26    
OHI2   3.5    57.2       0.245e-02    39.2        4.00        2.54    
ONSA*  5.9   0.145        973.        45.5        4.53        2.37    
OUS2   0.7    11.0      -0.477e-02    43.0        4.00        1.86    
PERT*  1.0    16.8      -0.849e-01    60.0        5.00        3.30    
POLV   2.0   0.289e+06    11.3        74.5        5.52        2.48    
RABT   3.5    16.3      -0.343e-04    51.8        3.77        2.61    
RAMO   0.9    24.7      -0.118        78.0        6.00        2.54    
RESO   5.7    11.2      -0.712e-01    31.4        5.00        1.34    
REYK   4.6    13.3      -0.565e-02    58.4        5.82        1.53    
RIOG*  3.0    17.9      -0.107        35.4        3.37        2.75    
SANT*  7.0    31.7      -0.130        30.8        5.00        2.97    
SCH2   1.0    14.4       -35.7        40.0        3.00        2.31    
SCUB   1.7    20.8      -0.115        54.8        6.45        3.28    
SELE   3.0    39.4      -0.560e-02    72.5        3.00        2.66    
SFER   1.0   0.414        316.        42.0        4.00        2.71    
SIMO   3.0   0.534e+04   0.571        53.0        4.68        2.84    
SSIA   0.5   0.283e+06    500.        73.0        6.00        1.71    
STJO   7.0    27.7       -2.30        35.0        4.32        3.96    
SYOG   6.5   0.827        160.        64.6        5.32        1.40    
THTI   6.9    5.60        563.        73.2        5.58        2.15    
TID1   2.0   0.148      -0.620        28.5        4.52        3.45    
TIDB   7.0   0.224        348.        28.0        5.34        3.43    
TIXI   6.0    10.1      -0.805e-01    45.5        4.54        1.73    
TLSE   1.0   0.607      -0.451e-01    63.0        5.00        2.61    
TOW2   4.0    16.0      -0.986e-02    20.5        4.28        3.69    
TRAB   1.6    14.3       0.375e-01    48.2        5.42        2.68    
TRO1   1.0    12.8      -0.678e-02    57.0        5.00        1.93    
TSKB*  6.9    1.31      -0.474        36.1        5.04        4.05    
TWTF   3.0   0.434        381.        57.0        6.03        3.72    
URUM   3.9    22.7      -0.126e-01    43.0        5.76        3.18    
VESL   1.0   0.289e+06    493.        66.0        5.00        1.33    
VNDP   6.9    24.0      -0.994e-01    47.0        4.30        3.16    
WHIT   1.0    20.0       -2.59        41.0        4.00        2.16    
WTZR*  7.0   0.121      -0.718        48.0        4.87        2.92    
WUHN   3.7    32.3      -0.135        79.9        6.51        3.27    
YAKT   1.0    1.02        397.        25.0        4.00        2.62    
YAR2   6.0    7.68       0.158        37.7        3.90        3.58    
YELL*  7.0   0.104       0.279        44.7        4.17        1.50    
ZECK   0.9    15.3      -0.181e-01    44.0        5.00        2.13    
PRN01  7.0    3.86        248.        46.3        5.00        2.48    
PRN02  7.0    3.22       -262.        51.6        5.00        2.40    
PRN03  7.0    2.68        62.1        47.5        5.00        2.52    
PRN04  7.0    1.03        306.        51.9        5.00        2.52    
PRN05  7.0    3.93        31.0        48.6        5.00        2.40    
PRN06  7.0    5.86      -0.142        47.7        5.00        2.38    
PRN07  7.0    1.01        456.        51.3        5.00        2.61    
PRN08  6.0    2.65        497.        47.0        5.00        2.62    
PRN09  7.0    2.55       -7.45        47.6        5.00        2.45    
PRN10  7.0    2.54        11.6        52.7        5.00        2.44    
PRN11  7.0   0.354        20.3        48.2        5.00        2.34    
PRN13  7.0   0.371       -13.5        54.6        5.00        2.32    
PRN14  7.0   0.327       -49.8        48.7        5.00        2.54    
PRN18  7.0   0.439       -43.2        46.7        5.00        2.70    
PRN20  7.0   0.278       -186.        50.8        5.00        2.37    
PRN21  3.0    3.92       -3.63        46.3        5.00        2.42    
PRN22  7.0    2.44        504.        54.5        5.00        2.32    
PRN23  7.0    6.48        9.39        48.3        5.00        2.64    
PRN24  7.0    2.26        56.5        47.3        5.00        2.52    
PRN25  7.0    2.44        32.5        48.0        5.00        2.32    
PRN26  7.0   0.708        172.        50.1        4.87        2.39    
PRN27  6.0    148.        88.9        49.7        5.57        2.60    
PRN28  7.0    1.22       -89.6        49.2        5.00        2.50    
PRN29  7.0   0.700        225.        49.9        4.87        2.53    
PRN30  7.0    2.50        269.        54.6        5.00        2.32    
PRN31  7.0    1.32        361.        48.6        5.00        2.47    
_______________________
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
      02  9  8   02  9  9   02  9 10   02  9 11   02  9 12   02  9 13   02  9 14
prn   3d rss (cm)
  1     359        354        387        476        366        270        604   
  2     268        667        943        394        195        152        200   
  3     276        201        215        192        377        240        157   
  4     320        302        434        262        203        202        251   
  5     421        305        248        279        219        275        604   
  6     610        602        457        417        391        372        499   
  7     106        126        268        191        230        341        153   
  8                229        338        227        233        231        358   
  9     265        195        406        249        248        315        303   
 10     336        289        414        421        305        323        317   
 11     348        442        588        302        206        217        238   
 13     189        184        202        196        187        234        245   
 14     275        260        282        394        239        271        231   
 18     255        363        299        358        303        317        282   
 20     182        212        219        183        216        225        313   
 21    1114                             1416       1714                         
 22     396        200        333        200        303        314        315   
 23     379        545        512        492        406        533        510   
 24     343        285        330        254        285        334        261   
 25     313        297        366        468        284        456        344   
 26     174        163        177        223        208        132        316   
 27                344        268        282        396        666        640   
 28     235        237        275        218        249        234        308   
 29     412        307        919        486        502        253        152   
 30     170        221        166        154        137        170        360   
 31     163        264        303        213        321        322        150   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   albh algo alic amc2 ankr aoml areq artu asc1 auck bahr bili bjfs bogt brew brmu cas1 coco cro1 dav1 dubo eisl fair fort gala goug guam guat harb hnlc hob2 hrao iisc irkt kely kerg kgn0 kit3 kour kunm lae1 lhas lhue mac1 mad2 mag0 mali mana maui mcm4 mobn msku nico nklg noum nril ntus nya1 nyal ohi2 onsa ous2 pert polv rabt ramo reso reyk riog sant sch2 scub sele sfer simo ssia stjo syog thti tid1 tidb tixi tlse tow2 trab tro1 tskb twtf urum vesl vndp whit wtzr wuhn yakt yar2 yell zeck



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