[IGSREPORT-10222] Wk 1215 JPL Analysis Report

Brian J Newport bjn at cobra.jpl.nasa.gov
Mon May 5 17:35:28 PDT 2003


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IGS Electronic Report   05 May 17:35:29 PDT 2003      Message Number 10222
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Author: Y Vigue-Rodi

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JPL ANALYSIS REPORT   GPS-WEEK 1215 (DAYS 110-116, DATES 2003 Apr 20 - Apr 26)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

Y E Bar-Sever, M B Heflin, B J Newport, Y Vigue-Rodi, F H Webb, J F Zumberge,
and 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/1215.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl12157.sum         This text file.
jpl12157.erp         Earth rotation parameters for GPS week 1215.
jpl12157.snx         Ground station coordinates for GPS week 1215, SINEX format.
jpl1215[0-6].sp3     GPS ephemerides for GPS week 1215, sp3 format.
jpl1215[0-6].sp3c    GPS ephemerides for GPS week 1215, sp3c format.
jpl1215[0-6].tro     Ground station troposphere estimates for GPS week 1215.
jpl1215[0-6].clk     GPS and ground station clocks for GPS week 1215, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 4.0 cm

A clock discontinuity (reset) of about 569 microseconds was detected for
PRN27 at approximately 04:15 on day 112.

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 LIND, MAS1, MTKA, PETP, SPK1, SSIA excluded day 113.
WARNING: Data from CAGZ, EISL, LIND, MAS1, MDVJ, PETP, SPK1, SSIA, ZIMJ                  excluded day 114.
WARNING: Data from DREJ, FFMJ, GOPE, HELJ, HUEG, LEIJ, LIND, MAS1, MDVJ, OS0G,           SPK1, SPT0, SSIA, TITZ, WTZJ, ZIMJ excluded day 115.
WARNING: Data from IISC, LIND, SSIA, ZAMB excluded day 116.

JPL REFERENCE CLOCK TABLE                   GPS week 1215 (2003 Apr 20 - Apr 26)
 2003-04-20 AMC2
 2003-04-21 AMC2
 2003-04-22 AMC2
 2003-04-23 AMC2
 2003-04-24 AMC2
 2003-04-25 AMC2
 2003-04-26 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 1215 (2003 Apr 20 - Apr 26)
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
52749.50  -94353  486913  -3745549   4497  26  29  137  137 79  0 29  2713  2016
52750.50  -91995  488910  -3749706   3818  27  29  140  140 79  0 29  2462  1652
52751.50  -89746  490866  -3753617   4003  28  30  138  138 79  0 29  2379  1831
52752.50  -87429  492976  -3757591   3945  28  30  137  137 79  0 29  2604  1728
52753.50  -84443  494843  -3761600   4074  28  30  137  137 78  0 29  3388  1803
52754.50  -81414  497052  -3765748   4221  27  30  134  134 79  0 29  2751  1939
52755.50  -78896  499220  -3769947   4177  28  30  133  133 79  0 29  2533  1946
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1215:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1215 (2003 Apr 20 - Apr 26)
      03  4 20   03  4 21   03  4 22   03  4 23   03  4 24   03  4 25   03  4 26
prn   3d rss (cm)
  1       5          5          6          5          6          4          5   
  2       4          3          4          4          4          4          2   
  3       4          3          3          4          6          4          2   
  4       6          4          5          6          5          4          6   
  5       3          4          3          3          5          3          4   
  6       5          7          6          9          7          5          3   
  7       4          6          9          7          7          6          6   
  8       3          4          3          2          2          2          4   
  9       2          3          2          2          4          3          3   
 10       8          6          5          6          9          7          5   
 11       3          5          6          4          4          4          3   
 13       4          3          6          4          4          4          2   
 14       6          4          5          6          6          5          5   
 15       4          2          3          1          4          4          6   
 16      10          4          4          5          6          6          7   
 17       5          6          4         11         11          6         10   
 18       5          7          6         10          6          8         10   
 20       4          4          5          4          4          4          4   
 21       4          4          3          5          4          6          6   
 22       6          5          4          4          4          4          4   
 23      11          9          9          6          6          5          7   
 24       8          5          6          7         10          6          8   
 25       4          3          4          3          5          5          4   
 26       4          5          5          4          3          4          3   
 27       3          3          3          3          2          3          3   
 28       7          6          7          5          6          5          4   
 29       5          8          4          6          2          6          4   
 30       3          3          6          4          7          8          2   
 31       4          5          5          4          3          4          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 1215 (2003 Apr 20 - Apr 26)
 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   1.0   0.964e-01  -0.301e-01    45.0        4.00        3.18    
ALGO*  7.0   0.985e-01    1.26        40.2        4.31        3.36    
ALRT   5.0    11.6      -0.607e-01    23.9        3.23        1.44    
AMC2   8.2    .           .           40.4        5.30        3.35    
AOML   7.0    29.5      -0.531e-03    57.5        5.15        2.97    
AREQ   7.0    29.7      -0.795e-01    24.9        3.87        3.20    
ARTU   6.9    14.3      -0.766e-01    24.4        5.00        2.36    
ASC1*  6.7   0.209e+07   0.289e+04    78.3        5.75        2.91    
AUCK*  6.4    16.8      -0.891e-01    46.5        4.16        3.20    
BAHR*  7.0   0.457        776.        40.3        5.05        3.88    
BAN2   7.0    15.7      -0.613e-02    60.3        7.73        2.35    
BILI   7.0    11.4      -0.782e-01    40.4        5.00        2.22    
BOGT   6.7   0.557e+04   0.205        50.0        7.89        3.29    
BRAZ   3.8   0.289e+06    499.        66.7        6.00        2.18    
BRMU*  6.6   0.289e+06   -4.17        77.6        5.60        3.26    
BUCU   7.0   0.289e+06    474.        37.1        4.00        2.93    
CAGZ   0.9   0.605        265.        50.0        5.00        2.29    
CAS1*  6.9    8.36      -0.374e-03    26.9        4.00        1.00    
CEDU*  7.0    14.4      -0.393e-02    43.1        3.32        3.19    
CHAT*  7.0    16.4      -0.753e-01    58.7        5.15        2.99    
COCO   7.0    11.8      -0.400e-02    27.7        6.29        3.64    
CRO1   7.0    24.0      -0.871e-01    40.0        5.16        3.70    
DAEJ   5.0    2.92        99.7        67.1        5.00        2.41    
DARW   6.0    8.59        773.        53.3        5.52        3.72    
DAV1*  6.9    15.1      -0.539e-02    28.3        3.18       0.996    
DUBO   7.0    19.7       0.673e-02    54.4        4.31        2.43    
DWH1   6.0   0.634       0.231e-01    47.8        7.00        3.05    
EISL   5.8    184.      -0.905e-01    53.2        4.86        2.92    
FAIR   7.0   0.285        943.        32.1        5.00        1.72    
FORT*  5.8   0.203       0.838        84.6        6.34        1.76    
GMAS   3.0    2.42        300.        68.0        6.00        2.88    
GOUG   2.8   0.288e+06    502.        70.3        5.33        2.74    
GUAM   7.0    31.5      -0.129        61.0        7.14        3.88    
GUAO   3.0    13.5      -0.612e-01    35.0        5.00        3.18    
GUAT   6.0   0.288e+06    498.        59.7        5.84        1.78    
HOB2*  1.9    511.      -0.314        38.3        4.00        1.85    
HRAO*  1.0    24.4      -0.742e-01    26.0        4.00        2.60    
IRKT*  3.4    5.94      -0.119        56.5        5.00        2.25    
JAB1   1.0    9.76      -0.596e-02    31.0        6.00        3.46    
KARR   7.0    13.2      -0.332e-02    45.7        5.00        3.35    
KELY   2.9    11.7      -0.585e-01    32.1        5.00       0.966    
KERG*  7.0    1.81        725.        55.3        5.45        2.32    
KGN0   3.0   0.476      -0.375e-01    62.0        6.00        3.65    
KHAJ   4.0   0.343       0.299        60.0        6.00        1.92    
KIT3*  1.6    22.9      -0.675e-02    43.2        5.00        2.88    
KOKB   7.0   0.768e-01    20.1        58.9        8.00        3.58    
KOUR*  7.0    2.04        191.        25.6        6.57        4.23    
KR0G   5.9    16.9      -0.306e-01    59.7        5.00        1.47    
KSTU   2.8    12.0      -0.503e-02    50.7        5.00        2.47    
KUNM   6.9    48.4      -0.188e-01    75.7        6.00        2.42    
LPGS*  7.0    24.6       0.102e-02    47.3        5.00        3.46    
LROC   1.0    17.0      -0.647e-01    50.0        4.00        3.18    
MAC1*  7.0    14.4      -0.392e-03    32.9        3.32        1.86    
MAD2   4.8    461.      -0.219        42.3        5.23        1.95    
MAG0   4.0    49.5      -0.778e-01    41.0        4.00        2.56    
MANA   1.0   0.291e+06    494.        75.0        6.00        1.99    
MAS1*  3.8    2.93        959.        26.8        4.82        2.78    
MCM4*  6.8   0.205e+05    87.5        67.8        3.07        1.05    
MOBN   7.0    13.9      -0.688e-01    43.2        5.15        2.87    
NKLG   6.9   0.101e+06    519.        71.7        7.30        1.74    
NLIB*  1.0    204.      -0.124        42.0        3.00        1.08    
NOT1   6.0   0.289e+06    509.        73.2        4.95        2.11    
NOUM   5.7   0.289e+06   -2.21        73.0        5.69        3.85    
NRIL   7.0    13.3      -0.780e-01    21.3        4.00        1.38    
NTUS   6.5    10.6      -0.987e-02    62.7        7.00        4.02    
NYA1   3.0    20.0      -0.320        33.0        3.00        1.32    
NYAL*  4.0   0.150       0.929        37.5        4.00        1.35    
OHI2   7.0    7.50      -0.149e-02    39.0        4.60        2.68    
ONSA*  7.0   0.183        670.        44.4        4.00        2.51    
OUS2   2.9    20.3      -0.372e-03    42.3        4.36        3.12    
PERT*  7.0    3.71        275.        41.1        5.15        3.29    
PETP   3.0    16.4      -0.665e-01    47.3        6.00        2.76    
PIMO   5.3    32.3      -0.122        25.0        6.99        1.51    
POL2   2.0    18.6      -0.758e-01    39.8        4.52        2.83    
QAQ1   2.9    16.9      -0.702e-01    49.3        4.37        1.48    
RBAY   5.9    72.9      -0.114e-01    71.0        4.54        1.59    
RESO   5.0    11.0      -0.678e-01    49.6        4.42        1.36    
REYK   4.4    25.8      -0.665e-03    66.2        5.17        1.35    
RIOG*  6.5    15.4      -0.777e-01    34.9        3.72        2.76    
SACH   3.0    10.5      -0.647e-01    52.7        4.00        1.34    
SANT*  7.0    6.86        461.        33.7        5.00        3.03    
SCH2   7.0    22.6        33.1        39.1        4.31        1.81    
SELE   3.0    33.1      -0.900e-03    46.4        3.37        2.44    
SFER   2.0   0.581        730.        47.5        4.00        2.22    
SIMO   6.0    192.       0.330e-02    44.9        5.18        2.58    
SNI1   5.9    21.7      -0.729e-01    36.7        4.18        3.28    
STJO   7.0    48.3        84.9        32.4        4.00        3.60    
SUNM   2.0   0.289e+06    1.64        76.0        5.00       0.615    
SUTM   1.0   0.882e+05  -0.143e+04    40.0        4.00        2.62    
SYOG   6.9   0.946        160.        47.2        5.86        1.35    
THTI   3.4    11.3        847.        80.5        6.30        2.23    
THU3   2.0    8.43      -0.709e-01    44.0        4.00        1.74    
TID2*  5.0   0.465e+07   0.109e+05    73.7        4.44        2.42    
TIXI   4.4    22.5      -0.722e-01    41.8        4.38        1.48    
TNML   3.0    14.6       0.267e+04    42.0        5.00        3.81    
TOW2   7.0    24.9      -0.101        41.0        4.73        3.83    
TRAB   7.0    15.9       0.364e-01    45.3        5.16        2.78    
TRO1   1.0    14.2      -0.879e-02    53.0        5.00        1.40    
TSKB*  7.0    1.44      -0.158        27.9        4.90        3.89    
TWTF   3.8   0.388       0.380        58.5        5.75        3.51    
ULAB   1.9    18.9      -0.631e-02    50.1        4.00        1.81    
UNSA   5.9    19.3      -0.147e-02    46.9        6.00        2.76    
URUM   1.0    17.1      -0.119e-01    35.0        6.00        2.99    
VESL   2.1   0.308e+06    492.        98.8        5.00        1.68    
VNDP   1.0    23.1      -0.864e-01    42.0        4.00        3.02    
WTZR*  7.0   0.226       0.808        43.6        5.00        2.90    
YAKT   7.0   0.926        858.        33.6        6.00        2.45    
YELL*  7.0   0.148       0.625        41.0        4.17        1.27    
YSSK   2.0    17.2      -0.820e-01    54.0        5.52        2.88    
PRN01  7.0    5.22        282.        46.7        5.00        2.39    
PRN02  7.0    3.28       -102.        51.0        5.00        2.25    
PRN03  7.0    2.32        3.63        46.9        5.16        2.26    
PRN04  7.0   0.802        42.3        50.9        5.00        2.14    
PRN05  7.0    4.31        11.2        49.9        5.00        2.25    
PRN06  7.0    10.7       -3.83        46.7        5.00        2.26    
PRN07  7.0   0.729        448.        50.0        5.16        2.44    
PRN08  7.0    4.41        306.        47.8        5.00        2.49    
PRN09  7.0    2.59       -40.8        46.1        5.00        2.26    
PRN10  6.6    2.45        23.9        53.7        5.00        1.95    
PRN11  7.0   0.419        44.0        49.4        5.00        2.30    
PRN13  7.0   0.360       -26.3        55.0        5.00        2.26    
PRN14  7.0   0.290       -22.3        50.0        5.00        2.37    
PRN15  7.0    3.01        99.9        48.3        5.00        2.35    
PRN16  7.0   0.449       -10.6        48.9        5.00        2.16    
PRN17  7.0    2.99        9.14        49.3        5.45        2.35    
PRN18  7.0   0.494        8.88        47.4        5.60        2.36    
PRN20  7.0   0.323       -213.        52.0        5.30        2.42    
PRN21  7.0   0.996       -84.6        47.6        5.00        2.42    
PRN22  7.0    8.02       -12.8        49.6        5.00        2.18    
PRN23  6.8    6.86        24.9        48.2        5.31        2.25    
PRN24  7.0    2.90        24.6        48.0        5.00        2.35    
PRN25  7.0    2.21        42.8        46.9        5.00        2.37    
PRN26  7.0   0.777        480.        50.6        5.00        2.08    
PRN27  6.9   0.541e+05    232.        49.2        5.00        2.53    
PRN28  7.0   0.883       -50.5        49.6        5.00        2.39    
PRN29  7.0   0.809        125.        50.2        5.00        2.15    
PRN30  7.0    1.03        552.        56.4        5.00        2.21    
PRN31  7.0    1.97        142.        49.0        5.00        2.18    
_______________________
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
      03  4 20   03  4 21   03  4 22   03  4 23   03  4 24   03  4 25   03  4 26
prn   3d rss (cm)
  1     489        477        484        591        440        471        568   
  2     572        325        290        332        405        268        281   
  3     486        240        228        224        183        419        355   
  4     328        420        311        503        327        347        267   
  5     459        414        383        311        380        494        392   
  6     592        685        945        868        606        516        631   
  7     410        363        285        374        412        361        415   
  8     372        262        342        415        381        416        485   
  9     274        295        232        351        219        327        281   
 10     396        371        313        397        417        388        379   
 11     169        176        205        242        313        277        264   
 13     225        321        240        233        222        234        236   
 14     228        304        316        210        212        222        218   
 15     136        518        379        453        368        375        359   
 16     319        285        251        234        247        333        284   
 17     672        386        400        414       1656       1151       1552   
 18     307        262        298        278        237        265        268   
 20     227        220        332        308        232        223        230   
 21     564        619        432        240        228        550        482   
 22     477        542        545        542        638        498        374   
 23     534        468        440        518        464        476        576   
 24     268        296        281        316        320        353        380   
 25     149        189        251        417        378        321        306   
 26     182        244        265        283        287        303        316   
 27     125        196        181        189        127        126        129   
 28     212        233        219        220        257        211        243   
 29     336        304        335        279        283        434        405   
 30     363        389        376        269        254        385        228   
 31     245        233        192        376        566        416        254   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   albh algo alrt amc2 aoml areq artu asc1 auck bahr ban2 bili bogt braz brmu bucu cagz cas1 cedu chat coco cro1 daej darw dav1 dubo dwh1 eisl fair fort gmas goug guam guao guat hob2 hrao irkt jab1 karr kely kerg kgn0 khaj kit3 kokb kour kr0g kstu kunm lpgs lroc mac1 mad2 mag0 mana mas1 mcm4 mobn nklg nlib not1 noum nril ntus nya1 nyal ohi2 onsa ous2 pert petp pimo pol2 qaq1 rbay reso reyk riog sach sant sch2 sele sfer simo sni1 stjo sunm sutm syog thti thu3 tid2 tixi tnml tow2 trab tro1 tskb twtf ulab unsa urum vesl vndp wtzr yakt yell yssk



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