[IGSREPORT-8057] Wk 1102 JPL Analysis Report

David C Jefferson djeff at cobra.jpl.nasa.gov
Tue Mar 6 16:04:43 PST 2001


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IGS Electronic Report   06 Mar 16:22:22 PST 2001      Message Number 8057
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Author: D C Jefferson

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JPL ANALYSIS REPORT   GPS-WEEK 1102 (DAYS 49-55, DATES 2001 Feb 18 - Feb 24)
******************************************************************************

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/1102.  These files (except for *.tro) have also
been sent to the CDDIS.

______________________________________________________________________________
filename             contents
______________________________________________________________________________
jpl11027.sum         This text file.
jpl11027.erp         Earth rotation parameters for GPS week 1102.
jpl11027.snx         Ground station coordinates for GPS week 1102, SINEX format.
jpl1102[0-6].sp3     GPS ephemerides for GPS week 1102, sp3 format.
jpl1102[0-6].tro     Ground station troposphere estimates for GPS week 1102.
jpl1102[0-6].clk     GPS and ground station clocks for GPS week 1102, RINEX.
______________________________________________________________________________

Median Orbit Repeatability (see table below): 7.0 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 PRN18 excluded the entire GPS week 1102.
WARNING: Data from PRN19 excluded day 051.
WARNING: Data from PRN17 excluded days 054 and 055.
WARNING: Data from CARR, KELY, LBCH, TEGU excluded day 049.
WARNING: Data from CARR, KELY, KUNM excluded day 050.
WARNING: Data from CARR, LBCH, SANT, WLSN excluded day 051.
WARNING: Data from CORD, FORT, KELY, LBCH, SANT excluded day 052.
WARNING: Data from DGAR, FORT, HNPT, KELY, LBCH, NVSK, SANT, VENE excluded day           053.
WARNING: Data from JAMA, VILL excluded day 054.
WARNING: Data from CIT1, DAEJ, GUAM, KELY, LBCH, REYK, SIO3, STJO, WUHN                  excluded day 055.

JPL REFERENCE CLOCK TABLE                   GPS week 1102 (2001 Feb 18 - Feb 24)
 2001-02-18 NRC1
 2001-02-19 NRC1
 2001-02-20 NRC1
 2001-02-21 PENT
 2001-02-22 NRC1
 2001-02-23 PENT
 2001-02-24 PENT
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 1102 (2001 Feb 18 - Feb 24)
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
51958.50  -11357  467821    481690  10140  36  41  191  191 42  0 27  1701  1299
51959.50   -9402  468952    471354  10532  31  34  184  184 42  0 27  2160  1068
51960.50   -6890  470285    460797  10581  33  37  193  193 42  0 26  2390  1669
51961.50   -4008  471550    450543   9927  32  36  191  191 42  0 27  3302  1197
51962.50    -606  473143    440739   9682  32  35  197  197 42  0 27  3198  1703
51963.50    2634  475050    430952   9892  33  36  198  198 42  0 26  3039  1573
51964.50    5553  476763    420893  10226  33  39  202  202 42  0 26  2898  1325
END ERP TABLE

The following table indicates the "3-dimensional orbit repeatability", as 
defined in IGS Mail Message 37, for GPS week 1102:
["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)]

JPL ORBIT REPEATABILITY TABLE               GPS week 1102 (2001 Feb 18 - Feb 24)
      01  2 18   01  2 19   01  2 20   01  2 21   01  2 22   01  2 23   01  2 24
prn   3d rss (cm)
  1       5          4          4          8          4          5          3   
  2       9         15         10          9          9          9         16   
  3       5          6          7          7          5          5          6   
  4       6          8          7          5          7          8          7   
  5       3          5          6          9          6         10          5   
  6       5         12          8         12         12         10         13   
  7      10         19         11          5         11          8          9   
  8       6          8          9          4          7          5          7   
  9       6          8          6         12         17         11         12   
 10       6          7          6          7          4          5          9   
 11       6          6          4          9          8          8          9   
 13       7          6          6          6          9          5          9   
 14       5         10          6          6         10          5          7   
 17       8         10          8         11          9                         
 19       6          4                     2          9         10          3   
 20       5          5          8         10         10          5          9   
 21       5          4         11          7         11          7          8   
 22       5          6          8          6          4          6          5   
 23       6         16         15          8         14          6          9   
 24       5          8          7          6          7          8          8   
 25       3          6          6          8          7          8          4   
 26       6          4         16         11         10          7          6   
 27       7          4          7          5          7          5          5   
 28       6          5          7          8          4          5          6   
 29       3          8          7          6          5          5          6   
 30       5         10          8          8          6          8          4   
 31      12         14          6          6          4          6          9   
_______________________
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 1102 (2001 Feb 18 - Feb 24)
 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*  7.0    .127        .329        49.3        4.00        3.48    
ALIC   3.0    111.       -.353e-01    52.7        5.00        3.71    
AOML   2.0    25.9        .128e-01    62.5        4.00        3.03    
AREQ*  4.9    .103e+05    28.6        27.2        4.20        2.49    
ARTU   7.0    24.8       -.792e-01    39.2        4.00        2.62    
ASC1   1.2    .438e+04   -.172        68.9        5.46        2.90    
AUCK*  7.0    20.8        .647e-03    55.5        4.46        3.38    
BAHR*  2.9    .657        763.        33.0        5.33        3.65    
CAS1*  1.0    12.0       -.130e-02    29.0        4.00        .934    
COCO   7.0    16.5        .212e-02    29.6        6.02        3.98    
CRO1   3.0    .289e+06    504.        39.7        5.35        3.92    
DARW   1.9    38.0        .138e-02    73.0        7.54        3.40    
DAV1*  5.9    16.1       -.631e-02    45.6        4.00        1.22    
DGAR   2.3    69.5       -.220e-02    36.8        6.55        2.36    
DRAO*  3.1    .           .           44.4        4.00        3.08    
EISL   6.0    39.0       -.727e-02    73.4        5.13        2.52    
ESTI    .8    .289e+06    505.        98.0        6.00        1.60    
FAIR*  6.9    .542        .909e-01    26.3        3.64        .924    
FORT*  3.8    .788       -2.32        98.0        6.05        1.31    
GALA   3.0    44.0       -.112        24.7        4.68        3.02    
GOUG   3.6    .289e+06    503.        57.9        5.50        2.64    
GUAM*  6.0    41.2       -.140        50.7        7.34        3.58    
GUAT   1.0    .287e+06    492.        106.        5.00        1.45    
HARB   4.0    11.2        678.        68.5        5.27        2.53    
HRAO   1.0    .438e+06    498.        74.0        5.00        3.60    
IISC   6.8    48.9       -.252e-01    83.2        5.31        1.66    
INEG   3.8    .289e+06   -.435        61.6        4.00        .843    
IRKT*  6.9    .430e+05    205.        57.8        4.46        2.51    
KERG*  7.0    .289e+06    502.        54.5        6.02        2.25    
KIT3*  3.9    30.3       -.351e-02    45.5        5.00        3.55    
KOKB*  6.9    2.15       -.483e-01    40.3        4.75        1.20    
KOUR*  3.9    18.6        431.        45.8        6.28        2.83    
KUNM   5.5    76.7       -.305e-01    85.5        5.00        2.45    
KWJ1*  6.0    .885e+04   -.680e-01    42.8        4.59        .925    
LPGS   3.7    105.       -.745e-02    59.9        5.84        2.81    
MAC1*  7.0    15.4       -.492e-02    44.2        4.00        2.21    
MAG0   6.7    20.0       -.798e-01    40.5        4.75        2.57    
MALI*  1.9    69.9        55.9          .         7.00        1.99    
MANA   1.0    .292e+06    499.        94.0        6.00        1.84    
MAS1*  7.0    2.60        59.2        43.3        4.46        3.09    
MAW1   1.0    29.1        .361e-02    35.0        4.00        1.47    
MCM4*  4.0    .118e+05    39.5        64.5        5.00        1.19    
MDO1*  2.0    45.8       -10.1        67.5        4.00        2.36    
MKEA   2.0    47.2       -.111        25.0        5.00        3.33    
NKLG   7.0    .281e+06    495.        73.6        7.29        1.92    
NRC1   4.3    .           .           65.4        3.77        3.52    
NRIL   6.9    18.4       -.827e-01    38.3        4.00        1.95    
NYAL*  5.2    .106        .196        43.8        4.14        1.43    
OHIG*  5.5    40.3       -.174e-02    61.2        4.69        1.54    
ONSA*  2.6    .170        327.        44.0        4.00        2.51    
PIMO   1.8    24.6       -.911e-02      .         3.00        .719    
RAMO   4.0    34.0       -.949e-01    52.1        5.26        2.78    
REYK   4.0    8.07       -.648e-02    52.3        6.51        2.01    
RIOG   1.0    10.8       -.757e-01    36.0        4.00        2.86    
RIOP    .9    52.9       -.424e-01    71.0        4.00        1.61    
SANT*  3.0    8.47        307.        63.8        4.84        1.60    
SCIP   2.9    35.3       -.923e-01    30.1        4.00        3.34    
SELE   1.9    45.3       -.420e-02    61.4        3.00        2.92    
SEY1   2.6    47.2       -.335e-01    91.6        7.00        1.74    
STJO   1.0    2.26        .851e-01    31.0        5.00        3.59    
SUTH   2.0    18.9       -.139e-02    60.0        5.00        2.51    
THTI   6.9    2.91        236.        77.4        6.62        2.09    
THU1*  1.0    15.8        .191e-01    44.0        6.00        .948    
TIDB*  7.0    .194        202.        28.2        5.45        3.69    
TRAB    .9    20.6        .416e-01    45.0        5.00        2.95    
TSKB*  7.0    1.49       -.906        73.7        4.00        2.96    
VNDP   1.0    30.1       -.947e-01    43.0        4.00        3.57    
WTZR*  6.9    289.       -1.20        54.3        4.87        2.99    
WUHN   1.0    40.8       -.116        91.0        6.00        3.81    
YAR1*  7.0    42.1       -.118        69.6        4.00        2.21    
YELL*  5.8    .181        .579        43.0        4.00        1.80    
PRN01  7.0    4.14        166.        53.8        5.00        2.28    
PRN02  7.0    2.45       -343.        56.9        5.00        2.15    
PRN03  7.0    2.01        5.67        50.3        5.00        2.13    
PRN04  6.7    1.13        681.        54.6        5.00        2.11    
PRN05  7.0    3.76        288.        56.6        5.00        2.12    
PRN06  7.0    6.39       -.148        50.6        5.00        2.16    
PRN07  7.0    1.72        559.        58.5        5.00        2.06    
PRN08  6.8    2.86        792.        56.0        5.16        2.09    
PRN09  6.8    2.69       -32.1        56.1        5.00        1.98    
PRN10  6.8    2.36        64.6        60.4        5.00        2.14    
PRN11  7.0    .503        1.23        53.4        5.59        2.04    
PRN13  7.0    .675       -.301        56.1        5.00        2.23    
PRN14  7.0    .481       -90.2        57.7        5.00        2.09    
PRN17  4.8    4.41       -299.        55.8        5.00        2.15    
PRN19  5.7    5.63        441.        54.7        5.00        2.10    
PRN20  7.0    .341       -57.0        56.2        5.00        2.18    
PRN21  7.0    3.03        .911        51.2        5.00        2.14    
PRN22  7.0    1.32        544.        51.7        5.00        2.20    
PRN23  7.0    6.15        8.23        56.3        5.00        2.18    
PRN24  6.7    2.28        30.6        57.0        5.30        2.17    
PRN25  6.8    2.12        11.6        52.4        5.15        2.15    
PRN26  7.0    .955        335.        51.5        5.00        2.04    
PRN27  6.7    5.51        12.0        55.0        5.00        2.01    
PRN28  7.0    1.20        17.0        53.8        5.00        2.34    
PRN29  7.0    .843        441.        54.0        5.00        2.19    
PRN30  7.0    1.42       -8.64        54.7        5.00        2.17    
PRN31  7.0    3.41        31.6        53.6        5.00        2.13    
_______________________
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  2 18   01  2 19   01  2 20   01  2 21   01  2 22   01  2 23   01  2 24
prn   3d rss (cm)
  1     381        474        316        363        370        279        378   
  2     276        298        391        422        296        294        390   
  3     308        189        215        188        156        222        220   
  4     199        519        222        179        251        177        323   
  5     273        289        177        277        394        178        235   
  6     458        474        451        343        365        525        533   
  7     218        351        393        403        580        382        366   
  8     135        141        138        179        170        168        245   
  9     286        222        328        732        409        335        277   
 10     171        249        198        241        399        324        514   
 11     235        359        306        262        278        256        232   
 13     312        360        396        350        474        693        429   
 14     214        300        500        271        180        300        352   
 17     351        999        225        326       1070                         
 19     483        173                   548        447        402        478   
 20     236        202        177        292        483        211        325   
 21     792        775        497       1364        928        281       1182   
 22     414        267        238        317        340        308        318   
 23     815        936        607        596        860        648        758   
 24     465        424        597        300        999        608        560   
 25     313        210        216        230        186        306        521   
 26     235        357        516        643        428        337        532   
 27     468        240        316        466        451        338        380   
 28     634        612        361        294        295        209        341   
 29     160        268        175        245        333        199        188   
 30     293        292        343        337        352        349        351   
 31     323        578        158        196        369        184        266   
_______________________
END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES

global:   algo alic aoml areq artu asc1 auck bahr cas1 coco cro1 darw dav1 dgar drao eisl esti fair fort gala goug guam guat harb hrao iisc ineg irkt kerg kit3 kokb kour kunm kwj1 lpgs mac1 mag0 mali mana mas1 maw1 mcm4 mdo1 mkea nklg nrc1 nril nyal ohig onsa pimo ramo reyk riog riop sant scip sele sey1 stjo suth thti thu1 tidb trab tskb vndp wtzr wuhn yar1 yell



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