[IGSREPORT-7296] Wk 1066 JPL Analysis Report

David C Jefferson djeff at cobra.jpl.nasa.gov
Fri Jun 23 16:30:24 PDT 2000


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IGS Electronic Report   23 Jun 16:30:30 PDT 2000      Message Number 7296
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Author: D C Jefferson

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JPL ANALYSIS REPORT   GPS-WEEK 1066 (DAYS 163-169, DATES 2000 Jun 11 - Jun 17)
******************************************************************************

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/1066.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl10667.sum         This text file.
jpl10667.erp         Earth rotation parameters for GPS week 1066.
jpl10667.snx         Ground station coordinates for GPS week 1066, SINEX format.
jpl1066[0-6].sp3     GPS ephemerides for GPS week 1066, sp3 format.
jpl1066[0-6].tro     Ground station troposphere estimates for GPS week 1066.
jpl1066[0-6].clk     GPS and ground station clocks for GPS week 1066, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 8.0 cm

A large clock discontinuity (reset) of about 260 microseconds was detected
for PRN22 at approximately 03:30 on day 167.

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: DRAO (not USNO) used as reference clock days 163, 164, 166, 168,                and 169.
WARNING: FAIR (not USNO) used as reference clock day 167.
WARNING: Data from PRN02, PRN15, PRN18 excluded the entire GPS week 1066.
WARNING: Data from PRN08 excluded day 168.
WARNING: Data from KIRU, PERT, VILL, WTZT excluded day 163.
WARNING: Data from KOUR, LBCH, QUIN, VENE, WTZT, ZECK excluded day 164.
WARNING: Data from GODE, KOUR, TRAK, VILL, WTZT excluded day 165.
WARNING: Data from HOLP, LBCH, NANO, QUIN, WTZT excluded day 166.
WARNING: Data from BRMU, HOLP, LBCH, LONG, UPAD, WHC1, WTZT excluded day 167.
WARNING: Data from BRMU, CSN1, HOLP, JAMA, LBCH, POL2, SOL1, WTZT, WUHN                  excluded day 168.
WARNING: Data from BOR1, BRMU, MAS1, NYAL, SOL1, WTZT excluded day 169.

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 1066 (2000 Jun 11 - Jun 17)
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
51706.50  112958  306914   1897335   5410  31  33  121  121 42  0 25   882 -1868
51707.50  113432  305658   1891963   5333  28  32  108  108 42  0 25   571 -1795
51708.50  113606  304483   1886944   4705  30  32  109  109 42  0 25   544 -1935
51709.50  113778  303262   1882601   3981  29  31  108  108 42  0 25   277 -1424
51710.50  113493  302133   1879056   3110  31  35  117  117 42  0 25  -327 -1289
51711.50  112753  300889   1876400   2201  29  32  114  114 42  0 24  -672 -1383
51712.50  111686  299969   1874060   2479  28  30  109  109 42  0 25  -815  -696
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1066:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1066 (2000 Jun 11 - Jun 17)
      00  6 11   00  6 12   00  6 13   00  6 14   00  6 15   00  6 16   00  6 17
prn   3d rss (cm)
  1      11          6          6          5          8          8          9   
  3       3          6         12         11         16         16          6   
  4       7          8          6          9          5          5          6   
  5       7          8          8          4          3          5          7   
  6       8         13          4          6          8          7         12   
  7       9          5          6         10         10          7          7   
  8       6          4          6          4          4                    10   
  9       4          5          5          7          5          6          4   
 10      10          8          7          9          6          8         13   
 11      12          7          8          8          8         12         19   
 13       5          5         10         10          8         11         10   
 16       9          6          9          6          9          7          9   
 17      12          9         11          9          7          5          6   
 19      11          8          9         10         10          9         11   
 20       8         12         10         13         14         12         14   
 21       8          9          5         14         10          6          5   
 22       7          8          8         10         10          6          5   
 23       8         12         10          8         11         10         11   
 24       6          9          8         11         11         14          9   
 25      11          5         10         12          9          7          8   
 26       4          7          4          6         11          6          7   
 27       5          4          5          5          4          9         10   
 29       5          5          6          7          5          6          8   
 30       7          9          6          6         10          7          7   
 31       6          7         12          6          7          6          8   
_______________________
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 1066 (2000 Jun 11 - Jun 17)
 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)
 |     |      |           |           |           |           |
 |___  |__    |_______    |_______    |___        |___        |__
ALBH   1.0    36.0       -4.48        48.0        4.00        3.35    
ALGO*  7.0    .102        .224e-01    32.3        5.23        3.39    
AREQ*  4.0    .162e+05    119.        25.5        4.27        3.17    
ARTU   7.0    14.1       -.915e-01    37.9        5.59        2.46    
ASC1   6.8    21.7       -.841e-02    85.0        6.32        2.97    
AUCK*  4.0    16.4       -.301e-02    49.3        4.00        2.50    
BAHR   7.0    .655        449.        32.6        4.63        3.64    
BJFS   5.9    4.12        614.        26.5        5.52        3.18    
CHAT*  1.0    28.2       -.649e-02    81.0        6.00        3.10    
COCO   2.0    13.5       -.896e-02    34.5        6.51        4.15    
CRO1   7.0    .121        .289e-02    42.7        4.60        2.76    
DAEJ   1.0    1.23        680.        68.0        5.00        2.49    
DARW   1.0    19.5       -.837e-02    33.0        5.00        2.55    
DAV1*  7.0    16.4       -.560e-02    52.0        4.00        1.31    
DGAR   6.8    459.       -.322e-02    34.2        6.46        2.81    
DRAO   5.1    .           .           36.1        4.43        2.79    
EISL   7.0    35.1       -.852e-02    73.7        4.60        2.56    
ESTI    .9    .289e+06    484.        81.0        7.00        1.22    
FAIR*  7.0    .228        .356        26.2        5.29        1.95    
FORT*  6.7    1.23       -.344        94.7        6.03        1.74    
GALA   3.9    35.4       -.108        28.5        5.00        4.95    
GODE   1.0    .225        .250        39.0        7.00        3.46    
GOL2   7.0    78.5        .919e-02    43.0        4.16        1.92    
GOUG   1.8    .290e+06    498.        55.5        5.07        2.39    
GUAM*  7.0    18.2       -.113        37.9        8.16        3.28    
HARK*  7.0    21.5        284.        60.7        5.00        2.77    
HRAO   6.0    1.27        199.        80.2        4.00        3.14    
IRKT*  6.9    .208       -.719        73.0        5.00        2.75    
JAB1   5.9    18.7       -.104        57.5        5.17        2.95    
KELY   4.0    20.4       -.918e-02    65.0        5.52        1.56    
KERG*  7.0    .170e+06    460.        45.0        5.45        2.55    
KOKB*  6.9    .332       -2.44        57.9        6.75        2.51    
KUNM   1.0    46.0       -.459e-01    85.0        5.00        2.31    
LHAS*  5.9    17.6       -.353e-02    35.0        5.18        3.20    
MAC1*  5.7    57.6       -.949e-01    32.6        4.36        2.08    
MAG0   5.7    13.3       -.825e-01    43.6        4.55        2.64    
MALI   6.9    31.2       -717.          .         8.02        1.69    
MAS1*  4.0    12.3        .221        29.3        4.27        4.04    
MCM4*  4.7    .746e+04    20.5        48.1        5.00        1.00    
NKLG   6.9    .289e+06    502.        74.8        7.00        1.81    
NOTO   1.0    .120        88.0        60.0        6.00        2.74    
NOUM   1.0    .286e+06    37.0        57.0        6.00        2.53    
NTUS   4.5    244.       -.161e-01    66.4        7.79        1.77    
NYA1   1.0    .614e-01    .204e-01    35.0        4.00        2.19    
NYAL   3.8    .258       -.257        53.6        4.00        1.75    
ONSA*  5.7    7.17       -.586e-01    42.2        4.71        2.46    
PETP   1.0    45.8       -.879e-01    43.0        6.00        2.84    
PIMO   1.0    26.3       -.133e-01    127.        6.00        1.87    
REYK    .9    35.5        .322e-03    75.0        5.00        2.32    
RIOG   2.9    12.9       -.755e-01    18.8        4.00        2.64    
SANT*  6.7    152.        .617        27.6        5.00        2.18    
SELE   1.9    45.8       -.120e-01    69.6        3.52        2.88    
SFER   1.0    .590        92.9        84.0        4.00        2.57    
STJO    .9    2.82        .353        28.0        4.00        3.53    
TEGU   2.0    .289e+06    500.        77.5        6.00        1.51    
THTI   6.8    .288e+06    495.        83.4        5.90        2.22    
TID1   5.0    91.7       -.158        29.2        4.42        3.18    
TID2*  7.0    332.        .476        30.6        4.62        2.12    
TIXI   1.0    13.0       -.970e-01    44.0        5.00        2.67    
TOUL   5.0    .681       -.573e-01    74.9        5.00        2.63    
TRAB   1.0    19.1       -.101        47.0        6.00        2.87    
TSKB*  5.8    70.2        .788        63.4        4.36        3.04    
USNO   1.0    .           .           46.0        7.00        3.84    
VESL    .9    .289e+06    524.        32.0        5.00        1.96    
WTZR*  6.0    .300e+06   -26.8        54.2        5.36        2.83    
YAR1*  6.9    450.       -.123        64.7        4.16        1.82    
YELL*  6.8    .116        .441e-01    41.2        4.31        1.82    
PRN01  6.9    3.78        132.        51.1        5.00        2.31    
PRN03  6.7    2.55        12.3        50.3        5.60        2.31    
PRN04  6.9    1.10        95.5        54.5        5.31        2.24    
PRN05  6.9    4.02        253.        55.1        5.16        2.34    
PRN06  6.6    7.57        1.48        53.0        5.33        2.23    
PRN07  6.6    1.74        190.        56.5        5.74        2.30    
PRN08  5.9    3.41        139.        50.3        5.00        2.33    
PRN09  6.9    2.30       -48.7        52.3        5.16        2.53    
PRN10  6.6    2.61        52.2        61.4        5.15        2.08    
PRN11  6.9    .381        413.        51.0        5.59        2.58    
PRN13  6.9    .752       -777.        57.4        5.16        2.16    
PRN16  6.7    4.99       -60.0        50.9        5.30        2.40    
PRN17  6.9    4.63       -260.        55.4        5.00        2.47    
PRN19  6.9    3.59        205.        51.6        5.15        2.47    
PRN20  6.9    .663        67.6        51.9        5.73        2.50    
PRN21  6.7    3.47        10.7        48.8        5.30        2.52    
PRN22  6.8    .215e+05    182.        53.0        5.42        2.32    
PRN23  6.6    4.99        11.4        54.7        6.00        2.67    
PRN24  6.9    .865        745.        53.7        5.44        2.51    
PRN25  6.9    2.43        6.15        51.3        5.45        2.41    
PRN26  6.9    .863        468.        52.7        5.31        2.36    
PRN27  6.9    3.68        22.0        49.6        4.74        2.36    
PRN29  6.9    1.03        653.        52.9        5.15        2.47    
PRN30  6.9    1.80       -25.1        55.0        5.00        2.44    
PRN31  6.7    3.66        1.63        51.0        5.31        2.12    
_______________________
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
      00  6 11   00  6 12   00  6 13   00  6 14   00  6 15   00  6 16   00  6 17
prn   3d rss (cm)
  1     335        340        336        399        456        461        469   
  3     188        334        466        476        551        510        423   
  4     298        312        218        520        328        441        472   
  5     296        233        206        265        391        446        637   
  6     663        755        779        666        882        985        880   
  7     321        275        402        594        392        390        427   
  8     421        223        438        285        290                   271   
  9     291        233        289        351        250        467        294   
 10     391        397        356        287        541        570        504   
 11     226        395        300        286        213        196        277   
 13     276        236        252        350        356        287        316   
 16     310        428       1394        354        289        710       1399   
 17     300        349        363        170        308        270        314   
 19     172        151        401        137        292        223        235   
 20     359        420        312        325        353        455        329   
 21     312        315        344        284        307        419        345   
 22     217        342        397        261        381        283        249   
 23     431        447        390        350        370        405        358   
 24     405        312        280        322        297        400        565   
 25     263        297        257        389        498        355        312   
 26     500        455        424        511        338        294        609   
 27     375        344        344        340        445        443        427   
 29     420        448        358        436        734        652        508   
 30     188        276        198        255        398        317        203   
 31     308        337        364        375        602        503        556   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

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