[IGSREPORT-10696] Wk 1239 JPL Analysis Report

Yvonne Vigue yv at cobra.jpl.nasa.gov
Fri Oct 17 17:10:13 PDT 2003


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IGS Electronic Report   17 Oct 17:10:14 PDT 2003      Message Number 10696
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Author: Y Vigue-Rodi

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JPL ANALYSIS REPORT   GPS-WEEK 1239 (DAYS 278-284, DATES 2003 Oct 05 - Oct 11)
******************************************************************************

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/1239.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl12397.sum         This text file.
jpl12397.erp         Earth rotation parameters for GPS week 1239.
jpl12397.snx         Ground station coordinates for GPS week 1239, SINEX format.
jpl1239[0-6].sp3     GPS ephemerides for GPS week 1239, sp3 format.
jpl1239[0-6].sp3c    GPS ephemerides for GPS week 1239, sp3c format.
jpl1239[0-6].tro     Ground station troposphere estimates for GPS week 1239.
jpl1239[0-6].clk     GPS and ground station clocks for GPS week 1239, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 4.0 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.)

A clock discontinuity (reset) of about 23.26 microseconds was detected for
PRN08 at approximately 18:30 on day 280.  

A clock discontinuity (reset) of about 1.966 microseconds was detected for
PRN05 at approximately 16:55 on day 281.  At this same time,
the drift of the clock onboard PRN05 changed from about -13.14 ns/hr
to a rate of about +24.74 ns/hr.

WARNING: Data from PRN11 excluded on day  281.
WARNING: Data from PRN16 excluded on day  282.
WARNING: Data from PRN26 excluded on day  283.
WARNING: Data from PRN29 excluded on day  279.

JPL REFERENCE CLOCK TABLE                   GPS week 1239 (2003 Oct 05 - Oct 11)
 2003-10-05 AMC2
 2003-10-06 AMC2
 2003-10-07 AMC2
 2003-10-08 AMC2
 2003-10-09 AMC2
 2003-10-10 AMC2
 2003-10-11 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 1239 (2003 Oct 05 - Oct 11)
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
52917.50  252916  292276  -3754394   4887  21  25  159  159 80  0 28 -1431 -3012
52918.50  251553  289203  -3759232   4789  22  25  162  162 80  0 27 -1498 -3046
52919.50  250229  286240  -3763934   4615  22  25  157  157 80  0 28 -1378 -2693
52920.50  248817  283631  -3768427   4371  23  26  157  157 80  0 27 -1699 -2414
52921.50  247233  280923  -3772487   3750  23  26  155  155 80  0 27 -1505 -2987
52922.50  245559  278154  -3776338   3951  24  28  155  155 80  0 27 -1958 -2661
52923.50  243190  275369  -3780124   3622  23  26  149  149 80  0 28 -2355 -2989
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1239:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1239 (2003 Oct 05 - Oct 11)
      03 10  5   03 10  6   03 10  7   03 10  8   03 10  9   03 10 10   03 10 11
prn   3d rss (cm)
  1       6          7          5          4          6         11          5   
  2       6          4          4          5          5          8          7   
  3       5          3          4          4          4          4          4   
  4       6          4          4          7          9          6          5   
  5       4          5          4          3          2          3          4   
  6       2          5          7          3          7          4          3   
  7       8         11          4          9          9          5          7   
  8       3          5          4          4          3          4          3   
  9       4          4          3          4          3          4          2   
 10       2          6          4          3          4          7          4   
 11       6          4          2                     4          5          2   
 13       7          4          4          4          7          8          7   
 14       7          6          6          4          5          4          4   
 15       3          4          3          4          3          3          3   
 16       4          4          6          9                     5          8   
 17       3          3          4          4          5          4          3   
 18       6          6          4          5          6          6          5   
 20       5          5          7          7          6          5          4   
 21       3          4          3          3          2         16         10   
 23       9          7          6         10          6          4          4   
 24       6          6          5          4          4          8          9   
 25       5          6          8          3          6          5          4   
 26       4         13          7          4          4                     2   
 27       2          4          3          4          5          4          4   
 28       8          6          4          5          8          5          6   
 29       3                     3          4          3          4          2   
 30       4          4          5          3          3          4          3   
 31       4          4          4          4          4          4          2   
_______________________
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 1239 (2003 Oct 05 - Oct 11)
 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)
 |     |      |           |           |           |           |
 |___  |__    |_______    |_______    |___        |___        |__
ALGO*  7.0   0.637e-01   0.339        50.0        4.00        3.42    
ALRT   4.9    8.80      -0.578e-01    19.9        4.00        1.75    
AMC2   7.6    .           .           41.3        5.00        3.42    
AREQ   6.9    25.0      -0.772e-01    23.1        3.88        2.67    
ARTU   7.0    14.0      -0.695e-01    21.7        4.86        2.27    
ASC1*  5.7   0.506e+07   0.475e+04    78.7        5.28        2.65    
AUCK*  2.8   0.981e+05    6.41        47.0        4.00        3.09    
BAHR*  7.0   0.478        775.        37.7        5.30        3.76    
BILI   7.0   0.763e+05   0.810        39.7        5.00        2.85    
BJFS   5.2   0.289e+06    455.        22.0        4.70        3.42    
BOGT   6.8    32.9      -0.701e-01    52.4        6.00        2.78    
BRAZ   6.9   0.292e+06    495.        55.8        5.75        1.47    
BRMU*  6.9   0.289e+06   -4.03        45.2        6.17        3.84    
BRST   0.7   0.299e+06    516.        47.0        5.00        1.87    
CAGZ   1.0   0.457        106.        52.0        5.00        2.90    
CAS1*  6.9    8.67       0.124e-02    28.0        4.16        1.23    
CEDU*  6.9    15.7      -0.425e-02    50.1        4.00        3.16    
CHAT*  5.0    11.6      -0.661e-01    61.8        5.00        2.93    
COCO   7.0    11.9      -0.538e-02    30.2        4.77        3.48    
CRO1   7.0    24.1      -0.681e-01    37.9        5.44        3.76    
DARW   7.0    22.9      -0.991e-01    52.9        6.45        3.46    
DAV1*  7.0    15.2      -0.347e-02    31.9        4.00        1.61    
DGAR*  5.8   0.775e+06  -0.190e+04    35.0        6.50        3.10    
DUBO   7.0    18.2       0.475e-02    58.3        4.15        2.99    
DWH1   7.0   0.500       0.316e-01    42.6        6.00        3.14    
EISL   6.9    157.      -0.730e-01    54.4        4.60        2.99    
EURK   1.0    15.1      -0.266e-02    55.0        5.00        1.81    
FAIR   7.0   0.111        943.        35.8        5.00        2.57    
FORT*  4.8    105.       0.214        81.6        6.00        1.65    
GLPS   7.0    29.4      -0.101        34.6        4.87        3.91    
GMAS   1.0   0.704        9.35        73.0        7.00        3.04    
GOUG   5.5   0.289e+06    491.        71.6        5.33        2.86    
GUAM   7.0    32.6      -0.122        64.6        6.88        3.23    
GUAO   5.8    13.7      -0.608e-01    35.2        5.00        3.18    
GUAT   6.4   0.289e+06    496.        57.4        5.63        1.76    
HNLC   2.0   0.528e+05   0.470e-01    43.0        7.00        3.77    
HOB2*  4.0   0.852e-01   0.981        42.8        5.04        3.61    
HRAO*  4.9    2.11        565.        19.6        4.62        3.56    
HYDE   1.0    32.3      -0.923e-01    28.0        6.00        2.99    
IISC   6.0    31.0      -0.939e-01    55.2        6.52        3.15    
IRKT*  6.8    20.2      -0.272        52.9        4.16        2.28    
KARR   7.0    16.6      -0.792e-01    50.6        5.00        3.20    
KELY   5.6   0.149e+05   0.555        29.7        5.00        1.50    
KERG*  7.0    1.73        458.        52.5        5.73        2.27    
KHAJ   6.0   0.607e-01   0.382        64.0        7.00        2.58    
KIRU   2.0    15.9      -0.552e-01    28.5        5.00        2.76    
KIT3*  6.8    27.8      -0.728e-03    51.4        5.47        3.06    
KOKB   5.0   0.820e-01    839.        58.2        8.20        3.27    
KOU1   1.9   0.234e+06    20.6        55.5        6.52        2.14    
KOUR*  5.0    2.46        579.        28.8        6.19        2.62    
KUNM   7.0    26.5      -0.418e-02    80.2        6.30        2.30    
LHAS*  2.0    12.5       0.546e-02    32.0        4.52        3.49    
LHAZ   3.0    31.1      -0.600e-01    30.7        5.00        2.80    
LPGS*  7.0    22.6       0.789e-02    53.8        4.89        3.08    
MAC1*  7.0    14.6      -0.127e-02    33.2        3.60        2.32    
MAD2   3.0    607.      -0.316        38.4        5.34        1.41    
MAS1*  6.0    2.94        162.        27.0        4.53        2.89    
MCM4*  6.8   0.489e+05    285.        71.0        3.00        1.19    
MDVJ   1.8   0.634e-01    495.        57.5        6.00        2.07    
MIZU   2.0   0.611       0.747e-01    47.0        4.54        3.09    
MOBN   1.0    14.4      -0.656e-01    41.0        6.00        2.65    
NAIN   1.0    11.7      -0.492e-01    47.0        5.00        2.38    
NICO   7.0    16.4      -0.637e-02    26.3        4.74        3.86    
NKLG   6.8   0.151e+06    423.        67.8        7.00        1.78    
NOT1   6.0   0.289e+06    501.        54.2        5.35        2.25    
NOUM   5.8   0.290e+06    2.17        50.2        5.68        4.37    
NRIL   7.0    12.3      -0.737e-01    22.5        4.60        2.35    
NSSP   1.0    14.4      -0.649e-01    54.0        4.00        3.15    
NTUS   5.8    10.7      -0.893e-02    62.2        6.71        3.71    
NYAL*  2.0   0.953e-01  -0.739        37.5        4.00        1.61    
OHI3   7.0    18.1      -0.715e-01    33.1        4.86        1.90    
ONSA*  6.8   0.549e-01   -117.        40.6        5.06        2.41    
PDEL   6.0    53.2      -0.124e-01    47.3        6.18        3.16    
PERT*  7.0    13.1      -0.782e-01    37.0        4.45        3.58    
PETP   7.0   0.136e+06    1.65        47.9        6.00        2.99    
PIMO   4.6   0.188e+05  -0.145        24.6        6.19        1.47    
POLV   3.9   0.289e+06   -1.75        49.8        6.00        3.04    
QAQ1   1.0    10.2      -0.601e-01    48.0        5.00        2.40    
RBAY   1.8   0.321e+05   -2.36        64.4        4.50        1.74    
REYK   6.0    14.5      -0.454e-02    48.6        6.17        1.89    
REYZ   1.0    16.6      -0.638e-01    80.0        6.00        2.14    
RIOG*  6.9    14.5      -0.884e-01    36.3        4.16        2.69    
SACH   6.0    166.      -0.582e-01    50.2        4.52        1.44    
SANT*  7.0   0.120e+06    495.        27.6        5.00        1.82    
SCH2   4.9    83.4        82.9        42.4        4.00        2.61    
SCUB   6.0    21.4      -0.897e-01    49.9        5.84        3.65    
SIMO   7.0    137.       0.801e-02    39.7        5.00        2.73    
SNI1   6.8   0.841e+04   0.498e-01    33.7        4.16        3.42    
STJO   7.0   0.121      -0.295        32.4        4.64        3.45    
SUWN   1.0    1.83        801.        54.0        5.00        2.66    
SYOG   7.0    1.04        160.        52.6        5.00        2.02    
THTI   7.0   0.975e+05    375.        81.0        6.01        2.15    
THU3   1.0    9.84      -0.560e-01    42.0        4.00        1.58    
TIDB   3.0   0.783e-01    191.        28.3        5.36        3.64    
TIXI   1.0    12.0      -0.640e-01    41.0        4.00        2.93    
TNML   5.0    3.23       0.337e+04    40.6        5.00        3.52    
TOW2   7.0    16.6      -0.922e-01    40.9        5.62        3.46    
TRO1   5.0    11.6      -0.629e-02    53.0        5.44        1.76    
TSKB*  7.0    1.37       0.212        27.4        4.60        3.79    
URUM   1.0    48.0      -0.126e-01    36.0        6.00        2.87    
VESL   6.9   0.289e+06    506.        71.3        4.44        1.92    
VILL*  1.0    9.27        905.        25.0        5.00        3.49    
WTZA   1.0   0.471e-01   -5.07        47.0        5.00        2.99    
WTZR*  6.7    7.75      -0.181        45.0        5.00        2.94    
YAKT   6.0   0.949e+05    253.        33.5        5.85        2.54    
YEBE   1.0   0.202        712.        38.0        5.00        1.92    
YELL*  7.0   0.101        2.29        39.3        4.00        2.10    
YSSK   1.0   0.138e+06    50.8        48.0        5.00        3.15    
ZAMB   7.0    20.9       0.697e-03    56.5        4.18        2.02    
ZECK   3.0    15.5      -0.239e-02    32.7        5.35        3.35    
PRN01  7.0    4.17        309.        45.9        5.00        2.48    
PRN02  7.0    3.18       -199.        47.9        5.00        2.32    
PRN03  7.0    2.74        50.9        44.7        5.00        2.53    
PRN04  7.0   0.959        24.2        45.0        5.00        2.48    
PRN05  6.8    182.      -0.619        45.7        5.00        2.58    
PRN06  7.0    10.8      -0.366        47.6        5.00        2.55    
PRN07  7.0   0.976        634.        49.0        5.00        2.63    
PRN08  6.9   0.216e+04    410.        44.2        5.00        2.38    
PRN09  7.0    2.15       -10.6        43.2        5.00        2.56    
PRN10  6.8    2.97        32.5        48.5        5.00        2.31    
PRN11  6.0   0.523        70.5        51.0        5.00        2.56    
PRN13  7.0   0.362       -31.5        46.9        5.00        2.32    
PRN14  7.0   0.330       -20.0        50.4        5.00        2.60    
PRN15  7.0    2.87        169.        47.0        5.00        2.48    
PRN16  6.0   0.642        2.28        47.9        5.69        2.40    
PRN17  7.0    1.27        174.        48.6        5.00        2.67    
PRN18  7.0   0.498        8.33        46.4        5.87        2.70    
PRN20  7.0   0.282       -208.        49.5        5.30        2.37    
PRN21  7.0    1.04        53.3        47.2        5.16        2.80    
PRN23  6.7    8.18        38.0        46.5        5.00        2.63    
PRN24  7.0    2.26        65.7        48.4        5.00        2.60    
PRN25  7.0    2.06        53.1        45.8        5.00        2.45    
PRN26  6.0   0.802        514.        44.3        5.00        2.55    
PRN27  7.0    1.28        713.        44.3        5.00        2.47    
PRN28  7.0   0.619       -4.56        47.6        5.00        2.55    
PRN29  6.0   0.883        120.        45.7        5.17        2.61    
PRN30  7.0   0.680        547.        46.7        5.00        2.56    
PRN31  7.0    1.80        418.        45.6        5.00        2.41    
_______________________
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 10  5   03 10  6   03 10  7   03 10  8   03 10  9   03 10 10   03 10 11
prn   3d rss (cm)
  1     309        316        328        231        473        290        320   
  2     380        914        562        455        302        636        914   
  3     355        229        275        558        302        277        234   
  4     384        283        200        171        156        182        143   
  5     749        819        689        523        804        508        506   
  6     598        718        706        628        794        806        896   
  7     296        245        190        201        231        210        184   
  8     330        256        184        170        312        179        194   
  9     212        206        209        170        191        264        272   
 10     499        316        379        461        385        471        450   
 11     215        187        163                   195        176        268   
 13     261        236        205        198        227        223        216   
 14     304        360        492        314        436        319        204   
 15     435        468        308        249        225        413        238   
 16     216        230        226        209                   251        280   
 17     258        520        298        196        180        175        256   
 18     183        250        185        226        190        214        189   
 20     213        238        223        210        228        236        266   
 21     235        526        327        278        202        509        300   
 23     447        397        628        602        602        811        623   
 24     226        189        236        151        236        285        223   
 25     380        304        256        268        231        239        247   
 26     224        201        189        188        186                   245   
 27     196        199        177        256        149        196        311   
 28     305        194        193        220        202        240        234   
 29     383                  1781       1253        182        170        182   
 30     251        211        209        144        167        182        216   
 31     184        196        161        160        223        195        250   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo alrt amc2 areq artu asc1 auck bahr bili bjfs bogt braz brmu brst cagz cas1 cedu chat coco cro1 darw dav1 dgar dubo dwh1 eisl eurk fair fort glps gmas goug guam guao guat hnlc hob2 hrao hyde iisc irkt karr kely kerg khaj kiru kit3 kokb kou1 kour kunm lhas lhaz lpgs mac1 mad2 mas1 mcm4 mdvj mizu mobn nain nico nklg not1 noum nril nssp ntus nyal ohi3 onsa pdel pert petp pimo polv qaq1 rbay reyk reyz riog sach sant sch2 scub simo sni1 stjo suwn syog thti thu3 tidb tixi tnml tow2 tro1 tskb urum vesl vill wtza wtzr yakt yebe yell yssk zamb zeck



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