[IGSREPORT-8195] Wk 1109 JPL Analysis Report

David C Jefferson djeff at cobra.jpl.nasa.gov
Tue Apr 24 16:35:14 PDT 2001


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IGS Electronic Report   24 Apr 16:35:14 PDT 2001      Message Number 8195
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Author: D C Jefferson

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JPL ANALYSIS REPORT   GPS-WEEK 1109 (DAYS 98-104, DATES 2001 Apr 08 - Apr 14)
******************************************************************************

Submitted by the JPL IGS/FLINN Analysis Team:

D C Jefferson, Y E Bar-Sever, M B Heflin, 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/1109.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl11097.sum         This text file.
jpl11097.erp         Earth rotation parameters for GPS week 1109.
jpl11097.snx         Ground station coordinates for GPS week 1109, SINEX format.
jpl1109[0-6].sp3     GPS ephemerides for GPS week 1109, sp3 format.
jpl1109[0-6].tro     Ground station troposphere estimates for GPS week 1109.
jpl1109[0-6].clk     GPS and ground station clocks for GPS week 1109, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 8.0 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.)

WARNING: Data from PRN15 and PRN17 excluded the entire GPS week 1109.
WARNING: Data from PRN28 excluded day 101.
WARNING: Data from ASC1, ESTI, GRAZ, LBCH, WIDC excluded day 098.
WARNING: Data from GRAZ, LBCH, SANT, TORP, VENE excluded day 099.
WARNING: Data from AMMN, BILI, CRO1, LBCH, TORP excluded day 100.
WARNING: Data from AMMN, BILI, IRKT, LBCH, MAD2, THTI, TRAB, WTZT excluded               day 101.
WARNING: Data from BILI, DGAR, GRAZ, JAB1, LBCH, NVSK, PETP, THTI, TRAB, VILL,           WTZT excluded day 102.
WARNING: Data from ASC1, BILI, CASA, GRAZ, JAB1, KOUR, LBCH, PETP, SCH2, VILL            excluded day 103.
WARNING: Data from AMMN, DRAG, ESTI, GRAZ, GUAT, JAB1, LBCH, PETP, SANT                  excluded day 104.

JPL REFERENCE CLOCK TABLE                   GPS week 1109 (2001 Apr 08 - Apr 14)
 2001-04-08 NRC1
 2001-04-09 NRC1
 2001-04-10 NRC1
 2001-04-11 PENT
 2001-04-12 PENT
 2001-04-13 NRC1
 2001-04-14 NRC1
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 1109 (2001 Apr 08 - Apr 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
52007.50  107577  486175     -1421   9022  40  50  189  189 42  0 27  1691  -799
52008.50  109333  485415    -10310   8757  41  49  189  189 42  0 27  1776 -1183
52009.50  111636  484519    -18986   8595  38  46  185  185 42  0 27  2383  -814
52010.50  114379  483707    -27441   8314  38  46  192  192 42  0 26  2910  -570
52011.50  117268  483227    -35621   8047  37  46  187  187 42  0 27  2486    67
52012.50  119786  482653    -43279   7268  39  47  185  185 42  0 27  2297  -680
52013.50  122296  481739    -50603   7381  33  43  183  183 42  0 27  2677  -958
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1109:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1109 (2001 Apr 08 - Apr 14)
      01  4  8   01  4  9   01  4 10   01  4 11   01  4 12   01  4 13   01  4 14
prn   3d rss (cm)
  1       7         18         25          5          8          3          4   
  2      10         10          8          8         11          7         10   
  3       4         12         29          3          7         11          5   
  4      11         17          9          5         10          7          5   
  5      11         10          7         10         11          9          9   
  6      15         15          7          8         11          7          7   
  7       8         12         14         20         18          8          8   
  8       6          9          6          6         10          4          8   
  9       9          7          7          8          8          8          9   
 10      10          8          7          4          8          7          7   
 11      82         13          6          9          6          5          5   
 13       9          7          8          5          5          6          5   
 14      14         19         18          9          9         10          4   
 18      11          7          7         22         14         12          9   
 19       5         10          7          6          5          5          5   
 20       6         10          8         12         13          9          9   
 21      14         16         20          8         18         20         22   
 22       4          8          6          8          9          8          6   
 23      10          9         13          8         10         14          6   
 24      10          7          8         12         15          5          4   
 25      10          9          8         10         12          8          9   
 26      11          7          5          9         12          6          5   
 27       8          8          6          5          8          5          4   
 28       8          9          7                     6          9          4   
 29      13         16         25         18         22          7          8   
 30       9         13          7          8         13         10          6   
 31      12         13         10          5          7          6          6   
_______________________
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 1109 (2001 Apr 08 - Apr 14)
 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*  6.9    .145        .193        39.6        4.47        3.03    
ALIC   4.0    103.       -.333e-01    57.3        5.06        3.71    
AREQ*  5.9    .313e+05    76.0        23.9        4.54        2.52    
ARTU   6.0    .291e+04   -.135        38.3        4.85        2.56    
ASC1   1.7    .575e+04   -.274        67.2        5.49        3.21    
AUCK*  7.0    24.8       -.395e-02    55.9        5.17        2.85    
BAHR*  6.8    .706        763.        31.4        4.30        3.41    
CAS1*  1.9    14.0       -.110e-01    27.2        3.61        .862    
CIC1   1.0    51.2       -.204e-01    59.0        4.00        3.20    
COCO   6.9    14.3       -.214e-02    30.7        6.73        3.78    
CORD   1.0    28.1        .534e-02    93.0        3.00        1.10    
CRO1   4.0    .645        66.0        38.7        5.26        3.41    
DARW    .9    31.1       -.184e-01      .         6.00        2.90    
DAV1*  3.7    20.9       -.353e-02    30.5        3.31        .903    
DGAR   4.7    32.1       -.718e-02    33.4        8.18        2.81    
DRAO*  3.1    .782e-01    2.37        40.0        4.00        2.83    
EISL   4.9    79.1       -.391e-01    79.6        4.76        2.33    
FAIR*  6.7    .726        .876e-01    31.7        4.16        .884    
FORT*  4.4    .118e+08    310.          .         6.08        1.57    
GALA   4.0    54.4       -.142        28.0        5.00        3.74    
GUAM*  7.0    34.7       -.166        55.2        8.18        3.64    
GUAT   3.0    .288e+06    494.        96.4        6.35        1.42    
HOB2*  1.0    .992e-01   -.302        49.0        5.00        3.10    
HRAO   2.0    .289e+06    513.        77.0        5.00        3.32    
IRKT*  6.0    1.18       -.938e-01    65.6        4.96        2.58    
JAMA    .9    39.6       -.991e-01    43.0        7.00        2.89    
KELY   4.2    .156e+04   -.260        55.5        6.00        1.18    
KERG*  6.7    .290e+06    505.        47.1        5.90        2.22    
KIT3*   .9    31.2       -.254e-01    39.0        5.00        3.68    
KOKB*  6.9    1.21        .466e-01    45.3        5.62        1.03    
KOUR*  2.0    .380e+05    458.        46.5        7.52        3.47    
KSTU   1.0    13.0        .627e-03    52.0        5.00        2.13    
KUNM    .8    83.5       -.556e-01    87.0        5.00        2.38    
KWJ1*  5.7    .158e+07    224.        42.5        5.16        .968    
LHAS*  5.0    12.0        .281e-02    33.4        5.58        3.63    
LPGS   4.3    107.       -.618e-02    41.5        4.80        2.58    
MAC1*  6.9    14.5       -.515e-02    42.9        3.90        1.63    
MAD2    .9    441.       -1.87        38.0        6.00        1.83    
MAG0   5.0    13.9       -.865e-01    40.8        5.46        2.76    
MAS1*  2.9    2.19        59.3        43.4        4.33        3.01    
MATE*  1.0    .203        244.        64.0        5.00        2.35    
MAW1   1.9    28.6       -.320e-02    36.1        4.00        1.24    
MCM4*  3.5    .190e+05    58.6        52.0        4.41        .919    
MDO1*  1.7    557.        1.28        64.6        4.00        2.72    
METS   1.0    .947        400.        45.0        4.00        2.28    
MONP   3.0    40.8       -.103        43.3        4.36        3.53    
NICO   2.0    12.9       -.106e-01    23.5        5.52        3.56    
NKLG   7.0    .286e+06    494.        74.7        7.43        1.82    
NRC1   5.2    .           .           50.6        4.22        3.37    
NRIL   2.9    .126e+05    .554        37.0        4.00        1.42    
NYA1   3.0    .132        .323        32.3        3.40        1.24    
NYAL*  4.0    .117        .113        46.5        4.53        1.33    
OHIG*  7.0    22.6       -.553e-02    42.9        4.00        2.27    
ONSA*  7.0    .165        325.        45.0        4.16        2.21    
PETP   1.0    13.4       -.104        46.0        6.00        2.94    
PIE1*  1.0    .962e-01    .533e-01    73.0        4.00        2.79    
POL2   1.0    38.3        .119e-03    70.0        4.00        2.74    
RABT   1.0    29.2        .111e-01    66.0        4.00        2.45    
REYK   2.0    9.64       -.144e-01    54.0        6.00        1.54    
SANT*  2.3    35.8        272.          .         5.00        1.45    
SELE   4.0    .589e+07    .219e+05    72.2        3.00        2.86    
SEY1   1.0    54.5       -.442e-01    91.0        7.00        1.67    
STJO   1.0    2.08       -.408        25.0        4.00        2.99    
SUTH   5.0    38.2       -.990e-02    68.5        4.00        2.36    
SYOG    .9    .762        286.        78.0        6.00        1.22    
THTI   3.0    2.71        590.        76.7        7.35        2.28    
TIDB*  7.0    .217        818.        25.2        5.15        3.31    
TSKB*  6.8    .106e+04    3.13        68.6        4.87        2.82    
USUD   3.0    13.0        413.        30.7        5.00        3.61    
WTZR*  7.0    .123        .907        59.1        4.74        2.99    
WUHN   6.0    35.1       -.130        76.5        8.35        3.62    
YAKT   2.0    .883        449.        26.1        5.18        1.85    
YAR1*  6.6    114.        .347        89.2        3.15        2.00    
YAR2   4.0    17.3       -1.33        25.8        3.84        3.54    
YEBE   2.0    .174        282.        49.0        5.00        2.00    
YELL*  6.9    98.0        .947        42.2        3.90        1.37    
PRN01  7.0    3.44        172.        46.3        5.51        2.15    
PRN02  5.7    3.46       -365.        53.9        5.00        2.07    
PRN03  7.0    2.56        19.4        46.3        5.51        2.08    
PRN04  7.0    1.08        703.        49.1        5.00        2.08    
PRN05  6.7    3.45        294.        53.0        5.75        2.07    
PRN06  7.0    7.06       -.465        50.2        5.00        2.09    
PRN07  7.0    1.43        584.        52.7        5.15        2.10    
PRN08  7.0    2.92        102.        46.5        4.87        2.26    
PRN09  7.0    2.17       -39.8        51.1        5.16        2.10    
PRN10  7.0    2.44        2.30        53.9        4.87        2.19    
PRN11  7.0    .386        1.71        47.3        5.00        2.12    
PRN13  7.0    .368       -1.07        51.5        5.15        2.26    
PRN14  7.0    .263       -100.        53.7        5.31        2.20    
PRN18  7.0    .602       -36.9        52.3        5.74        2.07    
PRN19  7.0    4.71        492.        46.3        4.31        2.42    
PRN20  7.0    .298       -64.4        51.5        5.15        2.16    
PRN21  7.0    3.16        2.19        48.3        5.47        2.00    
PRN22  6.8    1.19        576.        49.3        5.53        2.01    
PRN23  7.0    5.08        11.0        52.6        5.45        2.06    
PRN24  7.0    2.18        42.2        51.3        5.00        2.12    
PRN25  7.0    2.80        12.7        52.2        5.30        2.09    
PRN26  7.0    .767        425.        48.5        5.00        2.18    
PRN27  7.0    4.54        17.1        48.6        4.59        2.31    
PRN28  6.0    1.06        11.7        52.5        5.38        2.25    
PRN29  7.0    .775        511.        52.7        5.59        2.09    
PRN30  6.8    1.93       -15.1        52.8        5.32        1.85    
PRN31  7.0    4.40        38.8        47.5        5.31        2.22    
_______________________
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
      01  4  8   01  4  9   01  4 10   01  4 11   01  4 12   01  4 13   01  4 14
prn   3d rss (cm)
  1     424        565        193        240        308        296        258   
  2     438        284        463        497        832        562        386   
  3     238        210        175        262        328        271        231   
  4     272        243        246        312        271        351        415   
  5     358        279        379        318        506        358        536   
  6     463        437        490        646        440        449        515   
  7     439        210        308        536        616        321        476   
  8     359        601        407        395        366        332        366   
  9     254        286        342        224        241        439        327   
 10     300        250        270        711        321        397        266   
 11     682        572        460        299        594        600        279   
 13     252        292        334        286        274        303        525   
 14     522        220        194        457        271        291        327   
 18     546        580        580        193        266        325        312   
 19     252        273        206        344        547        284        622   
 20     242        459        320        534        479        398        334   
 21     586        376       1038        602        296       1725       1727   
 22     197        255        176        212        239        225        412   
 23     327       1621       1122        859        774       1314        439   
 24     150        303        411        733        577        296        370   
 25     234        211        423        201        240        286        324   
 26     237        309        329        357        193        422        378   
 27     216        232        357        416        448        361        508   
 28     345        375        266                   521        354        412   
 29     350        441        248        215        304        285        345   
 30     204        162        251        235        243        332        328   
 31     469        329        297        324        202        323        336   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo alic areq artu asc1 auck bahr cas1 cic1 coco cord cro1 darw dav1 dgar drao eisl fair fort gala guam guat hob2 hrao irkt jama kely kerg kit3 kokb kour kstu kunm kwj1 lhas lpgs mac1 mad2 mag0 mas1 mate maw1 mcm4 mdo1 mets monp nico nklg nrc1 nril nya1 nyal ohig onsa petp pie1 pol2 rabt reyk sant sele sey1 stjo suth syog thti tidb tskb usud wtzr wuhn yakt yar1 yar2 yebe yell



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