[IGSMAIL-86] GFZ analysis report
Ch.
Ch.
Fri Sep 4 16:48:55 PDT 1992
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IGS Electronic Mail 4-SEP-1992 16:48:55 Message Number 86
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==============================================================================
THIS FILE CONTAINS 4 MESSAGES
==============================================================================
>From: Ch. Reigber
Subject: GFZ analysis report
-------------------
Report for GPS Week 656 (Days 215-221) from GFZ
===============================================
This report is generated by the GeoForschungsZentrum Potsdam (GFZ)
on a weekly basis for the International GPS Geodynamics Service (IGS).
PRODUCT SUMMARY
GFZ0656*.EPH: GPS ephemerides for GPS Week 656 (SP3 format, pos. and vel.)
* represents: 0 for Sunday, .... , 6 for Saturday
GFZ06567.ERP: Earth rotation parameter (UT1 corrections are not included)
GFZ06567.CLK: ST and SV clock parameters of each observation epoch (the
maser-based clock at Fairbanks is taken as reference clock)
GFZ06567.SUM: Summary file for reporting week
The above specified products are available at CDDIS. The ERP results are
submitted additional to IERS Central Bureau and IERS Sub Bureau for Rapid
Service and Predictions.
CORE STATION SUMMARY
The Core Station data used in the solutions is given below.
Day of Week 656
S M T W T F S
U O U E H R A
Site N N E D U I T
Name Code
---------------------------------------------------------
Algonquin ALGO X X X X X X X
Fairbanks FAIR X X X X X X X
Goldstone DS10 X - X X X X X
Hartebeesthoek HART X X X X X X X
Kokee Park KOKR X X X X X X X
Mc Murdo MCMU X X X X X X X
Ny-Alesund NALL X X X X X X X
Pamatai PAMA X X X X X X X
Santiago SANT X X X X X X X
Tai Shi TAIW - X X X X X X
Tidbinbilla TIDB X X X X X X X
Tromsoe TROM X X X X X X X
Usuda USUD X X X X X X X
Wettzell WTZ1 X X X X X X X
Yellowknife YELL X X X X X X X
Yarragadee YAR1 X X X X X X X
---------------------------------------------------------
SOLUTION CHARACTERISTICS
1. Analysis Center: GFZ/DLR
2. Analysing Team: D. Angermann, R. Galas, G. Dick,
Ch. Reigber, S.Y. Zhu
3. Solution Identifier: EPH(GFZ)92G01-DDD
ERP(GFZ)92G02-DDD
CLK(GFZ)92G01-DDD (only relative)
4. Software used: GEPARD4.0
5. Defintion of Terrestrial Reference Frame
Origin: Nominally ITRF-90
Orientation: Nominally ITRF-90
Reference Epoch: 1992.352 (MJD 48750)
Fixed set of stations: Y. Bock Solution (IGS Message No.56)
ALGO, YELL, FAIR, KOKR, TROM, WTZ1, YAR1, USUD, NALL, PAMA,
MCMU, TAIW, DS10, SANT, HART
6. Data used:
- undifferenced pseudo ranges and carrier phases
- 2-day arc solutions with one day overlap
7. Adjusted parameters:
- State vector of all GPS satellites
- Daily polar motion
- Coordinate corrections for non-fixed stations
- Troposheric zenith path delay
- Solar radiation scale and y-bias
- Ambiguities
- ST and SV clock parameters of each observation epoch (the
maser-based clock at Fairbanks is taken as reference clock)
SOLUTION STATISTICS
Arc No. 0 1 2 3 4 5 6
------------------------------------------------------------------------
Number of observations 12504 13036 38956 40648 40467 35321 12593
RMS of carrier phases [cm] 4.7 4.3 2.2 2.3 3.1 3.6 4.2
RMS of code measurements [cm] 40.2 42.4 50.3 48.2 45.9 45.1 39.5
------------------------------------------------------------------------
INFORMATIONS TO PRODUCT GENERATION
The calculation of the 7-day ephemerides file is described below.
Day of GPS Week 656 [Day 0=Sunday; Day 6=Saturday]
Arc No. 0 1 2 3 4 5 6
0 XXXX----
1 XXXX----
2 XXXX----
3 XXXX----
4 XXXX----
5 XXXX----
6 XXXX----
XXXX : The first day of the 2-day arc is used for ephemeris
dissemination
---- : The second day is used for quality control by overlap
- GFZ0656*.EPH (Seven 1-day segments)
* represents: 0 for Sunday, .... , 6 for Saturday
============
In the table below the overlap rms differences [m] in radial,
cross- and along-track component are presented.
prn 217 218 219 220 | Mean
================================================
2 radial 0.243 0.288 0.429 0.215 | 0.294
2 cross 0.249 0.350 0.719 0.751 | 0.517
2 along 0.540 0.576 0.631 0.768 | 0.629
------------------------------------------------
3 radial 0.152 0.160 0.150 0.180 | 0.160
3 cross 0.457 0.374 0.303 0.283 | 0.354
3 along 0.369 0.385 0.419 0.304 | 0.369
------------------------------------------------
11 radial 0.167 0.036 0.256 0.149 | 0.152
11 cross 0.391 0.103 0.359 0.208 | 0.265
11 along 0.485 0.300 0.311 0.533 | 0.407
------------------------------------------------
12 radial 0.241 0.197 0.161 0.184 | 0.196
12 cross 0.363 0.243 0.346 0.127 | 0.270
12 along 0.492 0.361 0.477 0.425 | 0.439
------------------------------------------------
13 radial 0.099 0.122 0.169 0.114 | 0.126
13 cross 0.440 0.166 0.303 0.339 | 0.312
13 along 0.248 0.282 0.461 0.398 | 0.347
------------------------------------------------
14 radial 0.297 0.180 0.271 0.353 | 0.275
14 cross 0.315 0.207 0.280 0.219 | 0.255
14 along 0.727 0.402 0.543 0.720 | 0.598
------------------------------------------------
15 radial 0.203 0.541 0.229 0.156 | 0.282
15 cross 0.578 0.513 0.504 0.255 | 0.463
15 along 0.955 1.059 0.722 0.584 | 0.830
------------------------------------------------
16 radial 0.241 0.265 0.229 0.106 | 0.210
16 cross 0.194 0.196 0.364 0.748 | 0.375
16 along 0.446 0.468 0.452 0.408 | 0.444
------------------------------------------------
17 radial 0.279 0.355 0.303 0.254 | 0.298
17 cross 0.277 0.327 0.282 0.354 | 0.310
17 along 0.658 0.694 0.736 0.518 | 0.651
------------------------------------------------
18 radial 0.152 0.183 0.163 0.284 | 0.195
18 cross 0.241 0.265 0.348 0.357 | 0.303
18 along 0.425 0.593 0.417 0.586 | 0.505
------------------------------------------------
19 radial 0.223 0.324 0.260 0.345 | 0.288
19 cross 0.352 0.280 0.275 0.422 | 0.332
19 along 0.518 0.737 0.599 0.706 | 0.640
------------------------------------------------
20 radial 0.266 0.344 0.412 0.310 | 0.333
20 cross 0.179 0.211 0.285 0.230 | 0.226
20 along 0.444 0.682 0.774 0.527 | 0.607
------------------------------------------------
21 radial 0.123 0.309 0.254 0.297 | 0.246
21 cross 0.388 0.283 0.336 0.394 | 0.350
21 along 0.333 0.477 0.645 0.713 | 0.542
------------------------------------------------
23 radial 0.051 0.160 0.088 0.223 | 0.131
23 cross 0.177 0.389 0.528 0.339 | 0.358
23 along 0.251 0.481 0.457 0.612 | 0.450
------------------------------------------------
24 radial 0.205 0.368 0.308 0.151 | 0.258
24 cross 0.209 0.210 0.291 0.182 | 0.223
24 along 0.485 0.563 0.574 0.416 | 0.510
------------------------------------------------
25 radial 0.147 0.309 0.375 0.156 | 0.247
25 cross 0.272 0.256 0.325 0.235 | 0.272
25 along 0.499 0.591 0.635 0.296 | 0.505
------------------------------------------------
26 radial 0.247 0.237 0.252 0.277 | 0.253
26 cross 0.266 0.257 0.209 0.750 | 0.370
26 along 0.533 0.462 0.584 1.070 | 0.662
------------------------------------------------
28 radial 0.148 0.263 0.265 0.067 | 0.186
28 cross 0.470 0.304 0.405 0.837 | 0.504
28 along 0.546 0.539 0.399 0.413 | 0.474
================================================
Note: for the days 215, 216 and 221 no overlap
differences have been calculated due to AS
- GFZ06567.ERP
============
Solution identifier for ERP-Results:
* GPS week 650-653: ERP(GFZ)92G01-DDD
* since GPS week 654: ERP(GFZ)92G02-DDD
Please notice, that these two solutions are related to
different reference frames.
MJD x sigmax y sigmay
48836.5 -.0851 0.0010 0.4514 0.0010
48837.5 -.0843 0.0010 0.4553 0.0010
48838.5 -.0808 0.0006 0.4568 0.0007
48839.5 -.0774 0.0003 0.4581 0.0002
48840.5 -.0755 0.0003 0.4598 0.0002
48841.5 -.0746 0.0005 0.4620 0.0004
48842.5 -.0738 0.0008 0.4658 0.0008
- GFZ06567.CLK
============
The clock parameter file is avaibable at CDDIS.
The format of this file is described in the
IGS Message No. 55.
==============================================================================
>From: Carey Noll
Subject: CDDIS data holdings IGS Week 11/ GPS Week 956
---------------------------------------------
Current IGS GPS Data Holdings (as of 03-Sep-92 07:09)
IGS Week 11/GPS Week 659 (August 23 thru 29, 1992; Days 236 thru 242)
2 2 2 2 2 2 2
Mon. 3 3 3 3 4 4 4 No.
Site Name Name Receiver 6 7 8 9 0 1 2 Sites
------------------ ---- -------- --- --- --- --- --- --- --- -----
Albert Head ALBH Rogue X X X X X X X 7
Algonquin ALGO Rogue X X X X X X X 7
Fairbanks FAIR Rogue X X X X X X X 7
Goldstone GOLD Rogue X X X X X X X 7
Graz GRAA Ashtech X X X X X X X 7
Graz GRAZ Rogue X X X X X X X 7
Hartebeesthoek HART Rogue X X X X X X X 7
Herstmonceux HERS Rogue X X X X X X X 7
Hobart HOBA Minimac X X X X X X X 7
Kokee Park KOKB Rogue X X X X X X X 7
Kootwijk KOSG Rogue X X X X X X X 7
Madrid MADR Rogue X X X X X X X 7
Maspalomas MASP Rogue X X X X X X X 7
Matera MATE Rogue X X X X X X X 7
McMurdo MCMU Rogue X X X X X X X 7
Metsahovi METS Rogue X X X X X X X 7
Mojave MOJ1 Minimac X X X X X X X 7
Ny Alesund NYAL Rogue - - X X X X X 5
Onsala ONSA Rogue X X X X X X X 7
Pamate PAMA Rogue X X X X X X X 7
Pasadena JPLM Rogue X X X X X X X 7
Penticton DRAO Rogue X X X X X X X 7
Richmond RCM2 Rogue X - - - - - - 1
Saint John's STJO Rogue X X X X X X X 7
Santiago SANT Rogue X X X X X X X 7
Taiwan TAIW Rogue X X X X X X X 7
Tidbinbilla TIDB Rogue X X X X X X X 7
Townsville TOWN Trimble X X X X X X X 7
Tromso TROM Rogue X X X X X X X 7
Tsukuba TSUK Minimac - - - - X X X 3
Usuda USUD Rogue X X X X X X X 7
Wellington WELL Trimble X X X X X X X 7
Westford WES1 Minimac X X X X X X X 7
Wettzell WETT Rogue - X X - X X X 5
Yaragadee YAR1 Rogue X X X X X X X 7
Yellowknife YELL Rogue X X X X X X X 7
Zimmerwald ZIMA Ashtech - - - X X X X 4
Zimmerwald ZIMM Trimble X X X - - - - 3
------------------ ---- -------- --- --- --- --- --- --- --- -----
Totals: 38 stations 34 34 35 34 36 36 36 245
Notes: CDDIS disk archive status:
GPS1:[GPSDATA] directory contains days 243 and on
GPS2:[GPSDATA] directory contains days 224 thru 242
GPS3:[PRODUCTS] directory contains IGS products from GPS week 0649
GPS3:[IGSMAIL] directory contains IGS MAIL messages and index
ORROral data from days 203 thru 221 available from CDDIS.
==============================================================================
>From: Dave Starr
Subject: Satellite #14
The report on the demise of satellite 14 may been premature. Another source
has indicated that the primary clock failed and that they were able to start
the backup clock.
Dave Starr
JPL GPS Network Operations.
==============================================================================
>From: Loic Daniel
Subject: IGN GPS Holdings
----------------
IGN DATA CENTER WEEKLY STATUS
CORE NETWORK DATA
(as of 28-AUG-1992 10:56:31.92)
GPS WEEK #658 16/8/1992 to 22/8/1992 days 229-235
2 2 2 2 2 2 2
2 3 3 3 3 3 3
Site name Acr. Receiver 9 0 1 2 3 4 5
-------------------- ---- --------------- --- --- --- --- --- --- ---
ALBERT HEAD ALBH ROGUE X X X X X X X
ALGONQUIN ALGO ROGUE X X X X X X X
CANBERRA CANB ROGUE X X X X X X X
FAIRBANKS FAIR ROGUE X X X X X X X
GOLDSTONE GOLD ROGUE X X X X X - X
GRAZ GRAA ASHTECH - X X X X X X
GRAZ GRAZ ROGUE X X X X X X X
HARTBEESTHOEK HART ROGUE X X X X X X X
HERSTMONCEUX HERS ROGUE - X X X X X X
HOBART HOBA MINIMAC 2816 X X X X X X X
KOKEE PARK KOKB ROGUE X X X X X X X
KOOTWIJK KOSG ROGUE X X X X X X X
KOUROU KOUR MINIROGUE X X X - - - -
MADRID-ROBLEDO MADR ROGUE X X X X X X X
MASPALOMAS MASP ROGUE X X X X X X X
MATERA MATE ROGUE X X X X X X X
MC MURDO MCMU ROGUE X X X X X X X
METSAHOVI METS ROGUE X X X X X X X
MOJAVE MOJ1 MINIMAC 2816 X X X X X X X
NY-ALESUND NYAL ROGUE X X X X X X X
ONSALA-RAO ONSA ROGUE X X X X X X X
PAMATAI PAMA ROGUE X X X X X X X
PASADENA JPLM ROGUE X X X X X X X
PENTICTON DRAO ROGUE X X X X X X X
PINYON FLATS PIN1 ROGUE X X X X - - -
RICHMOND (BIS) RCM2 ROGUE X X X - - X X
SAINT JOHN'S STJO ROGUE X X X X X X X
SANTIAGO SANT ROGUE - X X X X X X
TAIPEI TAIW MINIROGUE X X X X X X X
TOWNSVILLE TOWN TRIMBLE SST X X X X X X X
TROMSOE TROM ROGUE X X X X X X X
TSUKUBA TSUK MINIMAC 2816 X X X - - - -
USUDA USUD ROGUE X X X X X X X
WELLINGTON WELL TRIMBLE SST X X X X X X X
WESTFORD WES1 MINIMAC 2816 X X X X X X X
WETTZELL WETT ROGUE X X X X X X -
YARRAGADEE YAR1 ROGUE X X X X X X X
YELLOWKNIFE YELL MINIROGUE X X X X X X X
ZIMMERWALD ZIMA ASHTECH X X X X - - -
ZIMMERWALD ZIMM TRIMBLE SST X X X X X X X
--------------------
40
IGN DATA CENTER WEEKLY STATUS
PRODUCT FILES
(as of 28-AUG-1992 11:03:11.30)
GPS WEEK #656 2/8/1992 to 8/8/1992 days 215-221
2 2 2 2 2 2 2
1 1 1 1 1 2 2
Center Type 5 6 7 8 9 0 1
--------------- ---------- --- --- --- --- --- --- ---
COD EPH X X X X X X -
ERP X X X X X X X
ESA EPH X X X X X X X
ERP X X X X X X X
SUM X X X X X X X
SIO EPH X X - - - - -
UTX EPH X X X X X X X
ERP X X X X X X X
SUM X X X X X X X
IGN DATA CENTER WEEKLY STATUS
PRODUCT FILES
(as of 3-SEP-1992 15:31:36.56)
GPS WEEK #657 9/8/1992 to 15/8/1992 days 222-228
2 2 2 2 2 2 2
2 2 2 2 2 2 2
Center Type 2 3 4 5 6 7 8
--------------- ---------- --- --- --- --- --- --- ---
COD EPH X X X X X X -
ERP X X X X X X X
ESA EPH X X X X X X X
ERP X X X X X X X
SUM X X X X X X X
JPL ERP X X X X X X X
SP1 X X X X X X X
SP3 X X X X X X X
SUM X X X X X X X
IGN DATA CENTER WEEKLY STATUS
PRODUCT FILES
(as of 3-SEP-1992 15:31:17.24)
GPS WEEK #658 16/8/1992 to 22/8/1992 days 229-235
2 2 2 2 2 2 2
2 3 3 3 3 3 3
Center Type 9 0 1 2 3 4 5
--------------- ---------- --- --- --- --- --- --- ---
COD EPH X X X X X X -
ERP X X X X X X X
ESA EPH X X X X X X X
ERP X X X X X X X
SUM X X X X X X X
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