[IGSREPORT-3195] Wk 0878 JPL GNAAC Analysis Report
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Thu Nov 21 10:05:04 PST 1996
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IGS Electronic Report Thu Nov 21 10:05:04 PST 1996 Message Number 3195
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Author: M B Heflin
Subject: Wk 0878 JPL GNAAC Analysis Report
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GNAAC COMPARISON FROM JPL FOR GPS WEEK 878 NOV 03, 1996 - NOV 09, 1996
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M B Heflin, J F Zumberge, D C Jefferson, M M Watkins, F H Webb
all at the Jet Propulsion Laboratory, California Institute of Technology,
Pasadena, CA 91109.
Solutions in SINEX format were obtained from COD, EMR, GFZ, JPL, NGS, and SIO.
Each center was compared to each other center by estimating a 7-parameter
Helmert transformation to minimize the least-squares coordinate residuals.
The following table summarizes comparison results. The North, East, and
Vertical WRMS values are given in mm for each pair. The number of common sites
is given directly underneath the values for WRMS. The number underneath each
center's name is the scale factor applied to the formal errors from that
center. Transformation parameters for each pair are given at the end of the
report.
We also compute a free-network combination of solutions from all centers. Each
solution is scaled and edited according to the results of pairwise comparisons.
Then all free-network solutions are rigorously combined using their full
covariance matrices. Sites common to all solutions are used to compare
individual solutions with the combination and residuals are given in the first
row of the comparison table.
Remarks: A weekly solution from NGS was constructed by combining their daily
submissions. All SINEX and GNAAC products from JPL are now up to date.
Weekly JPL GNAAC IGSREPORT : all weeks since 813: available at IGSCB
Weekly JPL SINEX : all weeks since 813: available at CDDIS
Weekly JPL GNAAC SINEX COMBINATION: all weeks since 837: available at CDDIS
Weekly JPL GNAAC SUMMARY : all weeks since 837: available at CDDIS
TABLE OF COMPARISON RESIDUALS (N E V in mm)
-------------------------------------------------------------------------------
cod emr esa gfz jpl ngs sio
c+----------+----------+----------+----------+----------+----------+----------+
o| 2 3 8| 4 11 11| 4 6 36| 2 10 10| 2 2 8| 6 7 12| 3 3 7|
m| 14 | 14 | 14 | 14 | 14 | 14 | 14 |
b+----------+----------+----------+----------+----------+----------+----------+
cod | 8 11 14| 4 8 37| 4 8 13| 3 4 19| 7 9 20| 4 6 15|
10.0 | 29 | 47 | 41 | 38 | 45 | 50 |
+----------+----------+----------+----------+----------+----------+
emr | 8 15 44| 7 16 17| 6 11 12|10 15 18| 8 11 16|
4.0 | 23 | 23 | 19 | 25 | 26 |
+----------+----------+----------+----------+----------+
esa | 6 12 38| 6 8 39| 6 12 44| 6 11 39|
5.0 | 37 | 34 | 42 | 47 |
+----------+----------+----------+----------+
gfz | 3 9 15| 7 11 18| 5 10 16|
15.0 | 29 | 40 | 44 |
+----------+----------+----------+
jpl | 7 9 19| 4 6 15|
5.0 | 32 | 35 |
+----------+----------+
ngs | 8 12 19|
20.0 | 46 |
+----------+
sio
2.0
-------------------------------------------------------------------------------
COD TO EMR TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7346E+02
DOF = 80
CHI^2/DOF = .92
RX = .1131E-07 +- .1832E-09 rad
RY = -.5056E-08 +- .1749E-09 rad
RZ = .2246E-08 +- .2082E-09 rad
TX = .5818E-01 +- .1561E-02 m
TY = .1293E+00 +- .1844E-02 m
TZ = .2067E-01 +- .1415E-02 m
S = .1028E-08 +- .3798E-09 parts
----------------------------------------
COD TO ESA TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .9700E+02
DOF = 134
CHI^2/DOF = .72
RX = -.8780E-08 +- .1915E-09 rad
RY = -.4310E-08 +- .1465E-09 rad
RZ = -.2326E-04 +- .2290E-09 rad
TX = -.2075E-01 +- .1712E-02 m
TY = -.5691E-01 +- .2356E-02 m
TZ = .9593E-01 +- .1433E-02 m
S = -.4724E-08 +- .4556E-09 parts
----------------------------------------
COD TO GFZ TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .4095E+02
DOF = 116
CHI^2/DOF = .35
RX = .6247E-09 +- .1297E-09 rad
RY = .5478E-09 +- .1194E-09 rad
RZ = .6889E-09 +- .1733E-09 rad
TX = .3156E-01 +- .1293E-02 m
TY = .1338E+00 +- .1665E-02 m
TZ = .1230E-01 +- .9729E-03 m
S = .3747E-09 +- .3306E-09 parts
----------------------------------------
COD TO JPL TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7776E+02
DOF = 107
CHI^2/DOF = .73
RX = .8002E-08 +- .9664E-10 rad
RY = -.9696E-08 +- .9722E-10 rad
RZ = .7731E-07 +- .9884E-10 rad
TX = .6763E-02 +- .1037E-02 m
TY = .3110E-02 +- .1174E-02 m
TZ = .5343E-01 +- .9854E-03 m
S = .3517E-09 +- .2927E-09 parts
----------------------------------------
COD TO NGS TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .9936E+02
DOF = 128
CHI^2/DOF = .78
RX = .9985E-08 +- .1220E-09 rad
RY = .2646E-08 +- .1277E-09 rad
RZ = -.2418E-07 +- .1741E-09 rad
TX = .3173E-01 +- .1242E-02 m
TY = .1675E+00 +- .1381E-02 m
TZ = -.4783E-01 +- .9297E-03 m
S = .1747E-08 +- .2758E-09 parts
----------------------------------------
COD TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .1531E+03
DOF = 143
CHI^2/DOF = 1.07
RX = -.3206E-08 +- .9315E-10 rad
RY = -.5760E-08 +- .1071E-09 rad
RZ = .6860E-08 +- .9557E-10 rad
TX = .2730E-01 +- .9421E-03 m
TY = -.1092E-01 +- .8888E-03 m
TZ = -.2962E-01 +- .9013E-03 m
S = .5591E-09 +- .2184E-09 parts
----------------------------------------
EMR TO ESA TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .6277E+02
DOF = 62
CHI^2/DOF = 1.01
RX = -.2036E-07 +- .3526E-09 rad
RY = .7993E-09 +- .4134E-09 rad
RZ = -.2327E-04 +- .5198E-09 rad
TX = -.7762E-01 +- .4010E-02 m
TY = -.1889E+00 +- .3807E-02 m
TZ = .7702E-01 +- .3410E-02 m
S = -.5816E-08 +- .1014E-08 parts
----------------------------------------
EMR TO GFZ TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .4868E+02
DOF = 62
CHI^2/DOF = .79
RX = -.1102E-07 +- .2748E-09 rad
RY = .5541E-08 +- .3283E-09 rad
RZ = -.1089E-08 +- .3793E-09 rad
TX = -.2276E-01 +- .3050E-02 m
TY = .1068E-02 +- .2700E-02 m
TZ = -.8152E-02 +- .2431E-02 m
S = -.7455E-09 +- .6514E-09 parts
----------------------------------------
EMR TO JPL TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .5102E+02
DOF = 50
CHI^2/DOF = 1.02
RX = -.3517E-08 +- .1891E-09 rad
RY = -.4386E-08 +- .1683E-09 rad
RZ = .7498E-07 +- .2647E-09 rad
TX = -.4975E-01 +- .1670E-02 m
TY = -.1267E+00 +- .2196E-02 m
TZ = .3146E-01 +- .1366E-02 m
S = -.7905E-09 +- .4592E-09 parts
----------------------------------------
EMR TO NGS TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .5981E+02
DOF = 68
CHI^2/DOF = .88
RX = -.1414E-08 +- .2447E-09 rad
RY = .8075E-08 +- .2679E-09 rad
RZ = -.2637E-07 +- .2872E-09 rad
TX = -.2677E-01 +- .2014E-02 m
TY = .3593E-01 +- .2026E-02 m
TZ = -.6835E-01 +- .1469E-02 m
S = .6417E-09 +- .3890E-09 parts
----------------------------------------
EMR TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7303E+02
DOF = 71
CHI^2/DOF = 1.03
RX = -.1480E-07 +- .1643E-09 rad
RY = -.8143E-09 +- .1704E-09 rad
RZ = .4882E-08 +- .2055E-09 rad
TX = -.2686E-01 +- .1380E-02 m
TY = -.1424E+00 +- .1482E-02 m
TZ = -.4886E-01 +- .1388E-02 m
S = -.2099E-09 +- .3277E-09 parts
----------------------------------------
ESA TO GFZ TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7234E+02
DOF = 104
CHI^2/DOF = .70
RX = .9314E-08 +- .2504E-09 rad
RY = .5114E-08 +- .2476E-09 rad
RZ = .2326E-04 +- .3649E-09 rad
TX = .4728E-01 +- .2714E-02 m
TY = .1897E+00 +- .3083E-02 m
TZ = -.8287E-01 +- .2145E-02 m
S = .5046E-08 +- .6891E-09 parts
----------------------------------------
ESA TO JPL TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .6647E+02
DOF = 95
CHI^2/DOF = .70
RX = .1641E-07 +- .2203E-09 rad
RY = -.5252E-08 +- .1874E-09 rad
RZ = .2334E-04 +- .2665E-09 rad
TX = .2390E-01 +- .2334E-02 m
TY = .5720E-01 +- .2704E-02 m
TZ = -.4515E-01 +- .2139E-02 m
S = .3792E-08 +- .6697E-09 parts
----------------------------------------
ESA TO NGS TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .1187E+03
DOF = 119
CHI^2/DOF = 1.00
RX = .1864E-07 +- .2681E-09 rad
RY = .7373E-08 +- .2617E-09 rad
RZ = .2324E-04 +- .3715E-09 rad
TX = .5108E-01 +- .2639E-02 m
TY = .2240E+00 +- .2847E-02 m
TZ = -.1408E+00 +- .2191E-02 m
S = .6236E-08 +- .6005E-09 parts
----------------------------------------
ESA TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .1839E+03
DOF = 134
CHI^2/DOF = 1.37
RX = .5276E-08 +- .1807E-09 rad
RY = -.1319E-08 +- .1807E-09 rad
RZ = .2327E-04 +- .2344E-09 rad
TX = .4750E-01 +- .1941E-02 m
TY = .4605E-01 +- .2120E-02 m
TZ = -.1247E+00 +- .1495E-02 m
S = .5198E-08 +- .4557E-09 parts
----------------------------------------
GFZ TO JPL TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .4217E+02
DOF = 80
CHI^2/DOF = .53
RX = .7458E-08 +- .1845E-09 rad
RY = -.1029E-07 +- .1676E-09 rad
RZ = .7689E-07 +- .2510E-09 rad
TX = -.2649E-01 +- .1791E-02 m
TY = -.1299E+00 +- .2286E-02 m
TZ = .3981E-01 +- .1640E-02 m
S = -.1411E-09 +- .5104E-09 parts
----------------------------------------
GFZ TO NGS TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .4526E+02
DOF = 113
CHI^2/DOF = .40
RX = .9412E-08 +- .1885E-09 rad
RY = .2230E-08 +- .1845E-09 rad
RZ = -.2503E-07 +- .3031E-09 rad
TX = -.3863E-03 +- .1793E-02 m
TY = .3484E-01 +- .2056E-02 m
TZ = -.6068E-01 +- .1334E-02 m
S = .1306E-08 +- .3731E-09 parts
----------------------------------------
GFZ TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .1031E+03
DOF = 125
CHI^2/DOF = .82
RX = -.4016E-08 +- .1062E-09 rad
RY = -.6310E-08 +- .1182E-09 rad
RZ = .6436E-08 +- .1478E-09 rad
TX = -.3353E-02 +- .1102E-02 m
TY = -.1451E+00 +- .1199E-02 m
TZ = -.4132E-01 +- .9329E-03 m
S = .2571E-09 +- .2551E-09 parts
----------------------------------------
JPL TO NGS TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7184E+02
DOF = 89
CHI^2/DOF = .81
RX = .1946E-08 +- .1330E-09 rad
RY = .1267E-07 +- .1158E-09 rad
RZ = -.1015E-06 +- .2010E-09 rad
TX = .2246E-01 +- .1224E-02 m
TY = .1652E+00 +- .1634E-02 m
TZ = -.1021E+00 +- .9761E-03 m
S = .1233E-08 +- .3203E-09 parts
----------------------------------------
JPL TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .7330E+02
DOF = 98
CHI^2/DOF = .75
RX = -.1142E-07 +- .1153E-09 rad
RY = .3898E-08 +- .1182E-09 rad
RZ = -.7034E-07 +- .1466E-09 rad
TX = .2150E-01 +- .1146E-02 m
TY = -.1393E-01 +- .1237E-02 m
TZ = -.8135E-01 +- .1096E-02 m
S = .1082E-09 +- .2909E-09 parts
----------------------------------------
NGS TO SIO TRANSFORMATION PARAMETERS
----------------------------------------
CHI^2 = .1660E+03
DOF = 131
CHI^2/DOF = 1.27
RX = -.1321E-07 +- .1170E-09 rad
RY = -.8512E-08 +- .1231E-09 rad
RZ = .3099E-07 +- .1624E-09 rad
TX = -.2616E-02 +- .1109E-02 m
TY = -.1779E+00 +- .1173E-02 m
TZ = .1980E-01 +- .9414E-03 m
S = -.1021E-08 +- .2404E-09 parts
----------------------------------------
[Mailed From: mbh at cobra.jpl.nasa.gov]
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