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SLR-Report No.1237

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Date:2001-09-25 08:45:00
Sender:Ron Noomen, DEOS, Delft, The Netherlands <Ron Noomen <Ron.Noomen@lr.tudelft.nl>>
Subject:[SLR-Report] No. 1237: Delft QL Report, September 25, 2001
Author:Ron Noomen, DEOS, Delft, The Netherlands
Content:********************************************************************************
SLR Electronic Report 2001-09-25 08:45:00 UTC Message No. 1237
********************************************************************************

Author: Ron Noomen, DEOS, Delft, The Netherlands
Subject: Delft QL Report, September 25, 2001


WEGENER-2 IERS

REPORT OF THE QUICK-LOOK DATA ANALYSIS CENTER
DELFT UNIVERSITY OF TECHNOLOGY
FACULTY OF AEROSPACE ENGINEERING
THE NETHERLANDS


September 25, 2001


This is a weekly report, presenting the results of a continuing analysis of the
most recent global LAGEOS-1 and LAGEOS-2 quick-look laser ranging data. The
report consists of (A) a pass summary, (B) an overview of the analysis results,
detailed statistics of the analysed measurements, and an accumulative pass
overview and (C) the earth rotation parameter solutions submitted to IERS. The
report is based on all quick-look data as received until Mon, Sep 24, 2001.
Questions and comments should be addressed to:

K.F. Wakker
Delft University of Technology
Faculty of Aerospace Engineering
Delft Institute for Earth-Oriented Space Research
Kluyverweg 1
NL-2629 HS Delft
The Netherlands

Telephone: +31-(0)15-2782065/2785377
Telefax : +31-(0)15-2785322
E-mail : ron.noomen@deos.tudelft.nl


A. PASS SUMMARY

The table below gives an overview of the ranging data both on LAGEOS-1 and
LAGEOS-2, as received by the Quick-Look Data Analysis Center (QLDAC) on Mon,
Sep 24, 2001. All data were obtained through the NASA Crustal Dynamics Data
Information system (CDDIS) and the Eurolas Data Center (EDC) in Germany.
The data are unscreened and may span more than a week due to late reporting
by the stations.

------------------------------------------------------------------------------
Station System/Location Period No. of Passes
ID LAGEOS-1 LAGEOS-2
------------------------------------------------------------------------------
1873 Simeiz, Crimea, Ukraine 010917 - 010922 2 7
1884 Riga, Latvia 010918 - 010918 - 1
1893 Kazivili, Crimea, Ukraine 010917 - 010920 2 4
7080 McDonald Obs., Fort Davis, TX 010918 - 010923 6 6
7090 Yarragadee, Australia 010917 - 010924 13 10
7105 Greenbelt, Maryland 010917 - 010924 6 11
7110 Monument Peak, California 010917 - 010924 13 16
7210 Haleakala Obs., Maui, Hawaii 010918 - 010920 4 3
7237 Changchun, China 010917 - 010922 8 11
7249 Beijing, China 010917 - 010921 3 6
7339 Tateyama, Japan 010918 - 010924 4 3
7356 Lhasa, China (TROS) 010825 - 010924 9 12
7403 Arequipa, Peru (TLRS-3) 010918 - 010924 4 4
7501 Hartebeesthoek, SA (MOB-6) 010917 - 010923 1 3
7806 Metsahovi, Finland 010917 - 010919 1 2
7810 Zimmerwald, Switzerland 010918 - 010918 2 2
7811 Borowiec, Poland 010918 - 010923 4 3
7824 San Fernando, Spain 010920 - 010920 - 1
7832 Riyad, Saudi Arabia 010917 - 010924 8 6
7835 Grasse, France 010917 - 010921 6 8
7836 Potsdam, Germany 010917 - 010923 3 2
7837 Shanghai Observatory, China 010917 - 010923 5 8
7839 Graz, Austria 010919 - 010920 8 7
7840 Herstmonceux, United Kingdom 010921 - 010924 10 4
7845 Grasse, France (LLR) 010917 - 010921 5 4
7849 Mount Stromlo, Australia 010916 - 010924 10 6
7941 Matera, Italy (MLRO) 010703 - 010912 43 22
8834 Wettzell, Germany 010918 - 010922 4 6
------ ------ --- ---
TOTAL 010703 - 010924 184 178
------------------------------------------------------------------------------


B. ANALYSIS RESULTS

The analysis is based on two orbit solutions using global quick-look normal
points that cover a period of 10 days which are computed simultaneously. This
week´s data interval runs from Thu, Sep 13, 2001 to Sun, Sep 23, 2001. The
measurement and dynamic models used in this analysis are close to the IERS
Standard. The overall model is referred to as QLDACMOD9. The details of this
model can be obtained on request. The terrestrial reference frame is provided
by a special version of the SSC(DUT) 93L05 station coordinates solution.

The general statistics and results of this week´s analysis are thus:

-----------------------------------------------------------------------
Satellite LAGEOS-1 LAGEOS-2
Number of Stations 27 28
Number of Passes 197/192 232/226
Number of Normal Points 1887/1824 2671/2584
RMS of Fit (mm) 37 43
-----------------------------------------------------------------------


Residual statistics per station. The header line for each station shows
the station id, its name, whether the position is solved for or not and the
measurement accuracy in mm. Rejected observations are not used for the
calculation of the rms-of-fit, the biases or the scatter. The latter holds
w.r.t. the residual trend line described by the bias estimates. Uncertainties
are 3-sigma values.

--------------------------------------------------------------------------------
Date Time Sat. Obs. RMS Range Bias Time Bias Scatter
tot/rej (mm) (mm) (us) (mm)
--------------------------------------------------------------------------------
Station 1873 (Simeiz) (Position solved, acc. 200 mm)
1873 13 Sep 01 21:13 LAG1 7 0 110 91 +- 229 -16 +- 510 62
1873 13 Sep 01 22:27 LAG2 4 0 35 4 +- 862 0 +- 937 35
1873 14 Sep 01 19:48 LAG1 5 0 99 98 +- 284 2 +- 596 14
1873 14 Sep 01 20:23 LAG2 6 0 29 20 +-1332 23 +- 838 23
1873 15 Sep 01 00:28 LAG2 5 0 63 -123 +- 955 -71 +- 908 31
1873 15 Sep 01 18:21 LAG1 5 0 37 -78 +- 634 -61 +- 573 17
1873 15 Sep 01 18:46 LAG2 6 0 114 11 +- 745 -101 +- 626 32
1873 15 Sep 01 22:36 LAG2 8 0 90 -95 +- 328 -12 +- 336 25
1873 17 Sep 01 19:05 LAG2 4 0 79 -155 +-1810 59 +-1355 12
1873 17 Sep 01 22:59 LAG2 8 0 27 16 +- 272 -1 +- 346 22
1873 18 Sep 01 18:04 LAG1 4 0 129 -129 +-1601 2 +- 798 36
1873 18 Sep 01 20:53 LAG2 7 0 54 135 +- 741 72 +- 540 19
1873 19 Sep 01 19:19 LAG2 7 0 70 -86 +- 957 26 +- 603 52
1873 19 Sep 01 23:08 LAG2 5 0 70 34 +- 273 65 +- 339 20
1873 20 Sep 01 17:19 LAG2 7 4 108 -425 +-8611 187 +-4978 32
1873 20 Sep 01 21:04 LAG2 6 0 62 173 +-1252 111 +- 753 50
1873 22 Sep 01 19:33 LAG1 6 0 64 36 +- 420 -53 +- 407 54

Station 1884 (Riga) (Position fixed, acc. 100 mm)
1884 13 Sep 01 22:15 LAG2 13 0 53 -43 +- 86 29 +- 85 5
1884 18 Sep 01 20:53 LAG2 11 0 10 0 +- 98 11 +- 107 4

Station 1893 (Kazivili) (Position fixed, acc. 100 mm)
1893 14 Sep 01 19:43 LAG1 12 0 78 -43 +- 90 -61 +- 86 8
1893 14 Sep 01 20:23 LAG2 12 0 43 -14 +- 124 -44 +- 107 9
1893 15 Sep 01 18:13 LAG1 8 0 97 -46 +- 324 -76 +- 177 8
1893 17 Sep 01 18:41 LAG2 9 0 25 -6 +- 213 -25 +- 185 8
1893 17 Sep 01 19:06 LAG1 8 0 74 -31 +- 125 -64 +- 97 14
1893 18 Sep 01 16:59 LAG2 11 0 53 -44 +- 184 -3 +- 139 22
1893 18 Sep 01 21:11 LAG2 12 0 119 3 +- 236 -69 +- 134 17
1893 20 Sep 01 18:27 LAG1 13 0 106 -35 +- 109 -78 +- 74 41
1893 20 Sep 01 21:13 LAG2 10 0 86 -3 +- 104 -68 +- 85 18

Station 7080 (McDonald Obs.) (Position fixed, acc. 20 mm)
7080 15 Sep 01 15:35 LAG1 2 0 15 -37 +-3789 -11 +-1841 0
7080 18 Sep 01 02:48 LAG1 3 0 10 12 +- 80 -11 +- 160 0
7080 18 Sep 01 06:08 LAG2 8 0 7 11 +- 64 11 +- 63 2
7080 18 Sep 01 06:29 LAG1 4 0 33 -25 +- 276 -6 +- 243 1
7080 18 Sep 01 10:09 LAG2 11 0 9 0 +- 38 -8 +- 43 5
7080 18 Sep 01 15:07 LAG1 3 0 28 20 +- 613 -6 +- 481 2
7080 19 Sep 01 05:17 LAG1 2 0 22 -2902 +-9999 1178 +-5139 0
7080 19 Sep 01 08:32 LAG2 7 0 12 -11 +- 76 0 +- 74 5
7080 20 Sep 01 06:35 LAG2 6 0 4 -4 +- 48 4 +- 93 2
7080 20 Sep 01 15:49 LAG1 3 0 573 645 +- 225 37 +- 112 0

Station 7090 (Yarragadee) (Position fixed, acc. 10 mm)
7090 13 Sep 01 01:51 LAG2 11 0 7 -16 +- 65 12 +- 58 1
7090 13 Sep 01 06:20 LAG2 3 0 22 -24 +- 998 22 +- 476 1
7090 13 Sep 01 23:23 LAG1 5 0 29 -12 +- 136 -11 +- 95 5
7090 13 Sep 01 23:39 LAG2 16 0 15 -14 +- 30 0 +- 26 2
7090 14 Sep 01 02:52 LAG1 10 0 22 28 +- 106 -25 +- 56 2
7090 14 Sep 01 03:55 LAG2 9 0 19 -7 +- 40 17 +- 55 1
7090 14 Sep 01 15:01 LAG1 16 0 42 8 +- 24 18 +- 11 1
7090 14 Sep 01 17:39 LAG2 5 0 43 17 +- 139 -33 +- 180 1
7090 14 Sep 01 18:36 LAG1 6 0 44 23 +- 54 18 +- 41 5
7090 14 Sep 01 21:43 LAG2 6 0 36 34 +- 39 -32 +- 71 0
7090 14 Sep 01 21:55 LAG1 8 0 27 -28 +- 35 2 +- 60 2
7090 15 Sep 01 17:17 LAG1 16 0 35 29 +- 25 8 +- 19 1
7090 15 Sep 01 19:31 LAG2 18 0 57 23 +- 25 -25 +- 15 6
7090 15 Sep 01 20:43 LAG1 4 0 48 -49 +- 58 7 +- 209 0
7090 16 Sep 01 21:37 LAG2 20 0 82 20 +- 25 -45 +- 16 3
7090 16 Sep 01 22:41 LAG1 12 0 37 -44 +- 38 8 +- 30 1
7090 17 Sep 01 02:11 LAG2 6 0 25 -32 +- 77 -14 +- 125 2
7090 17 Sep 01 02:23 LAG1 7 0 5 31 +- 243 -15 +- 113 2
7090 17 Sep 01 06:07 LAG2 18 0 5 -2 +- 22 2 +- 12 2
7090 17 Sep 01 21:21 LAG1 4 0 36 -42 +- 108 -12 +- 176 0
7090 18 Sep 01 00:25 LAG2 7 0 29 -37 +- 159 6 +- 126 1
7090 18 Sep 01 00:55 LAG1 7 0 39 9 +- 108 -29 +- 67 2
7090 18 Sep 01 04:13 LAG2 18 0 54 -16 +- 23 30 +- 14 2
7090 18 Sep 01 13:05 LAG1 22 0 28 -4 +- 20 17 +- 12 1
7090 18 Sep 01 16:37 LAG1 20 0 17 -14 +- 21 6 +- 13 2
7090 18 Sep 01 17:57 LAG2 2 0 44 -71 +-3503 -62 +-1895 0
7090 19 Sep 01 11:51 LAG1 9 0 24 10 +- 33 30 +- 40 2
7090 19 Sep 01 15:49 LAG1 2 0 56 178 +-5305 -56 +-2431 0
7090 19 Sep 01 18:49 LAG1 4 1 52 -10 +- 370 51 +- 456 3
7090 19 Sep 01 20:15 LAG2 15 0 36 -10 +- 31 -20 +- 22 1
7090 19 Sep 01 22:07 LAG1 5 0 49 -44 +- 51 15 +- 113 1
7090 20 Sep 01 20:51 LAG1 8 0 56 -55 +- 35 -5 +- 64 0
7090 20 Sep 01 22:11 LAG2 16 0 59 -7 +- 29 -52 +- 23 1
7090 21 Sep 01 00:35 LAG1 3 0 25 39 +-1778 -25 +- 696 3
7090 21 Sep 01 02:39 LAG2 11 0 59 -61 +- 32 -8 +- 42 2
7090 21 Sep 01 03:47 LAG1 7 0 8 -6 +- 41 -5 +- 85 3
7090 21 Sep 01 06:39 LAG2 8 0 23 43 +- 103 17 +- 79 2

Station 7105 (Greenbelt) (Position fixed, acc. 10 mm)
7105 13 Sep 01 02:17 LAG1 14 0 20 -19 +- 25 -3 +- 14 2
7105 13 Sep 01 03:39 LAG2 18 0 40 14 +- 24 24 +- 17 2
7105 13 Sep 01 08:03 LAG2 2 0 98 -1092 +-1076 1062 +- 985 0
7105 14 Sep 01 01:45 LAG2 9 0 22 0 +- 32 35 +- 51 2
7105 15 Sep 01 00:13 LAG2 4 0 5 16 +-1064 -5 +- 498 4
7105 15 Sep 01 03:03 LAG1 5 0 7 -48 +- 328 -25 +- 163 0
7105 15 Sep 01 03:52 LAG2 11 0 13 0 +- 29 7 +- 16 1
7105 15 Sep 01 07:53 LAG2 18 0 60 -58 +- 22 -6 +- 17 6
7105 15 Sep 01 19:11 LAG1 2 0 15 -5 +- 137 -60 +- 834 0
7105 15 Sep 01 21:39 LAG2 19 0 23 6 +- 22 17 +- 17 1
7105 15 Sep 01 22:31 LAG1 8 0 13 0 +- 62 -10 +- 53 1
7105 16 Sep 01 01:47 LAG2 16 0 24 -5 +- 24 19 +- 21 2
7105 16 Sep 01 06:05 LAG2 10 0 24 -22 +- 33 2 +- 34 3
7105 16 Sep 01 14:17 LAG1 9 0 10 -12 +- 44 4 +- 44 2
7105 16 Sep 01 17:37 LAG1 14 0 26 -18 +- 25 11 +- 14 2
7105 16 Sep 01 20:09 LAG2 7 0 4 8 +- 94 -7 +- 80 3
7105 16 Sep 01 21:07 LAG1 8 0 11 10 +- 34 4 +- 51 1
7105 16 Sep 01 23:41 LAG2 16 0 14 -10 +- 24 -6 +- 14 3
7105 17 Sep 01 00:31 LAG1 14 0 5 0 +- 34 3 +- 20 1
7105 17 Sep 01 03:57 LAG2 14 0 10 -9 +- 25 -1 +- 12 1
7105 17 Sep 01 08:21 LAG2 11 0 64 -65 +- 53 1 +- 45 3
7105 17 Sep 01 22:01 LAG2 9 0 33 -5 +- 33 36 +- 38 3
7105 17 Sep 01 23:03 LAG1 13 0 29 11 +- 27 -20 +- 23 4
7105 18 Sep 01 06:13 LAG2 10 0 30 -25 +- 39 4 +- 28 2
7105 19 Sep 01 00:09 LAG2 15 0 12 -6 +- 25 -6 +- 21 5
7105 19 Sep 01 01:09 LAG1 17 0 11 -5 +- 23 5 +- 14 3
7105 19 Sep 01 04:21 LAG2 20 0 31 -20 +- 22 -12 +- 15 5
7105 19 Sep 01 08:24 LAG2 7 4 55 -41 +- 61 -39 +- 108 7
7105 21 Sep 01 14:27 LAG1 13 0 39 27 +- 30 12 +- 22 4
7105 21 Sep 01 22:37 LAG2 9 0 23 -12 +- 46 35 +- 52 2
7105 22 Sep 01 00:37 LAG1 9 0 35 38 +- 47 3 +- 36 3
7105 22 Sep 01 02:33 LAG2 7 0 37 -15 +- 75 17 +- 57 5

Station 7110 (Monument Peak) (Position fixed, acc. 10 mm)
7110 13 Sep 01 03:37 LAG2 10 0 17 -9 +- 138 15 +- 82 1
7110 13 Sep 01 05:51 LAG1 15 0 16 6 +- 24 -10 +- 17 2
7110 13 Sep 01 07:25 LAG2 20 0 37 -35 +- 21 -8 +- 15 7
7110 13 Sep 01 11:27 LAG2 17 0 10 6 +- 23 0 +- 19 7
7110 14 Sep 01 04:33 LAG1 7 0 28 -23 +- 37 3 +- 16 10
7110 14 Sep 01 05:49 LAG2 9 0 16 -11 +- 85 10 +- 70 16
7110 14 Sep 01 09:31 LAG2 17 0 43 -43 +- 26 -23 +- 16 6
7110 15 Sep 01 06:43 LAG1 14 0 17 9 +- 25 -11 +- 22 1
7110 15 Sep 01 07:37 LAG2 24 0 55 -38 +- 19 -23 +- 12 9
7110 15 Sep 01 11:43 LAG2 16 0 12 -9 +- 24 -7 +- 23 2
7110 16 Sep 01 01:25 LAG2 5 0 6 -2 +- 47 -5 +- 38 2
7110 16 Sep 01 01:59 LAG1 9 0 35 -34 +- 32 8 +- 25 1
7110 16 Sep 01 05:27 LAG1 15 0 7 -7 +- 27 1 +- 18 1
7110 16 Sep 01 06:09 LAG2 7 0 28 -18 +- 162 -6 +- 111 0
7110 16 Sep 01 09:51 LAG2 14 0 40 -37 +- 27 -21 +- 21 8
7110 16 Sep 01 18:11 LAG1 3 0 9 -55 +- 335 41 +- 265 1
7110 17 Sep 01 03:45 LAG2 12 0 31 -4 +- 29 -21 +- 21 1
7110 17 Sep 01 04:35 LAG1 3 1 93 5527 +-5123 -1908 +-1788 0
7110 17 Sep 01 08:23 LAG2 10 0 59 -72 +- 151 6 +- 70 1
7110 17 Sep 01 12:03 LAG2 10 0 5 4 +- 30 -6 +- 55 1
7110 17 Sep 01 16:35 LAG1 4 0 18 -17 +- 48 -2 +- 33 0
7110 17 Sep 01 21:39 LAG2 15 0 35 -28 +- 26 15 +- 30 2
7110 18 Sep 01 01:39 LAG2 17 0 9 -8 +- 24 1 +- 21 1
7110 18 Sep 01 02:37 LAG1 14 0 22 -19 +- 25 -8 +- 17 2
7110 18 Sep 01 05:55 LAG2 4 0 8 -11 +- 748 -1 +- 417 0
7110 18 Sep 01 06:09 LAG1 10 0 11 -6 +- 39 -10 +- 29 2
7110 19 Sep 01 03:49 LAG2 18 0 40 -11 +- 23 -38 +- 21 2
7110 19 Sep 01 04:45 LAG1 20 0 10 -5 +- 21 4 +- 12 4
7110 20 Sep 01 01:59 LAG2 10 0 27 -18 +- 30 -19 +- 31 1
7110 20 Sep 01 03:19 LAG1 19 0 22 -22 +- 23 1 +- 11 7
7110 20 Sep 01 06:09 LAG2 17 0 36 -43 +- 27 -17 +- 22 3
7110 20 Sep 01 07:07 LAG1 2 0 14 -5 +- 925 -25 +-1214 0
7110 20 Sep 01 10:19 LAG2 15 0 27 28 +- 25 -9 +- 18 2
7110 21 Sep 01 02:13 LAG1 12 0 22 -25 +- 32 10 +- 20 2
7110 21 Sep 01 04:07 LAG2 23 0 66 -37 +- 20 -45 +- 15 6
7110 21 Sep 01 05:31 LAG1 14 0 17 -10 +- 25 6 +- 12 3
7110 21 Sep 01 08:17 LAG2 24 0 31 -19 +- 19 -14 +- 11 9
7110 22 Sep 01 04:33 LAG1 2 0 6 38 +- 496 -40 +- 470 0
7110 22 Sep 01 06:25 LAG2 18 0 50 -52 +- 23 -10 +- 18 5
7110 22 Sep 01 10:33 LAG2 15 0 49 46 +- 26 5 +- 20 1

Station 7210 (Haleakala Obs.) (Position fixed, acc. 20 mm)
7210 13 Sep 01 02:53 LAG2 11 0 24 17 +- 32 16 +- 36 2
7210 13 Sep 01 05:56 LAG1 14 0 30 -29 +- 33 0 +- 23 4
7210 13 Sep 01 07:07 LAG2 12 0 21 20 +- 31 2 +- 50 7
7210 14 Sep 01 04:53 LAG2 15 0 26 31 +- 33 21 +- 36 5
7210 14 Sep 01 08:01 LAG1 4 0 17 -65 +-1097 -18 +- 407 1
7210 18 Sep 01 05:23 LAG2 19 0 21 20 +- 27 20 +- 30 6
7210 18 Sep 01 06:16 LAG1 15 0 23 13 +- 28 -14 +- 19 9
7210 19 Sep 01 05:09 LAG1 5 0 31 34 +- 77 -5 +- 119 2
7210 19 Sep 01 07:59 LAG2 15 0 25 -11 +- 32 -20 +- 38 5
7210 19 Sep 01 08:31 LAG1 5 0 26 -21 +- 69 9 +- 112 5
7210 20 Sep 01 05:47 LAG2 18 0 29 29 +- 25 -9 +- 31 5
7210 20 Sep 01 06:55 LAG1 12 0 15 6 +- 39 -5 +- 20 4

Station 7237 (Changchun) (Position fixed, acc. 50 mm)
7237 13 Sep 01 10:33 LAG1 1 0 12 0 +- 0 0 +- 0 0
7237 13 Sep 01 10:47 LAG2 16 0 22 30 +- 61 -13 +- 44 5
7237 13 Sep 01 13:37 LAG1 2 0 41 99 +-3002 33 +-1740 0
7237 15 Sep 01 11:09 LAG2 4 0 14 20 +- 235 -11 +- 361 4
7237 15 Sep 01 14:27 LAG1 11 0 65 60 +- 53 -14 +- 57 7
7237 15 Sep 01 15:05 LAG2 15 0 18 14 +- 46 -10 +- 34 6
7237 15 Sep 01 19:17 LAG2 2 0 52 63 +- 424 -33 +-1186 0
7237 16 Sep 01 12:59 LAG1 10 0 38 11 +- 65 14 +- 32 12
7237 16 Sep 01 13:01 LAG2 11 0 39 -3 +- 52 -23 +- 31 4
7237 17 Sep 01 11:09 LAG2 13 0 35 32 +- 48 -13 +- 46 4
7237 17 Sep 01 11:31 LAG1 11 0 6 3 +- 52 0 +- 27 5
7237 17 Sep 01 15:13 LAG2 10 0 17 12 +- 64 11 +- 40 5
7237 17 Sep 01 15:29 LAG1 4 0 25 19 +- 141 9 +- 434 12
7237 17 Sep 01 19:26 LAG2 6 0 74 82 +- 111 -20 +- 206 6
7237 18 Sep 01 13:15 LAG2 17 0 19 8 +- 42 -11 +- 31 8
7237 18 Sep 01 13:53 LAG1 9 0 9 -8 +- 60 0 +- 60 3
7237 18 Sep 01 17:27 LAG2 11 0 38 37 +- 52 -5 +- 56 8
7237 19 Sep 01 11:27 LAG2 15 0 31 27 +- 50 -28 +- 45 4
7237 19 Sep 01 12:39 LAG1 8 0 41 28 +- 99 11 +- 84 5
7237 19 Sep 01 15:35 LAG2 11 0 40 33 +- 56 9 +- 44 7
7237 20 Sep 01 11:01 LAG1 19 0 24 -8 +- 40 11 +- 22 10
7237 20 Sep 01 13:29 LAG2 14 0 33 -9 +- 46 -22 +- 32 6
7237 20 Sep 01 15:03 LAG1 5 0 27 -20 +- 524 33 +- 392 10
7237 20 Sep 01 17:31 LAG2 20 0 67 66 +- 38 -5 +- 28 10
7237 21 Sep 01 11:25 LAG2 16 0 42 -7 +- 44 -35 +- 36 5
7237 21 Sep 01 13:09 LAG1 8 0 47 -12 +- 72 22 +- 41 5
7237 21 Sep 01 15:39 LAG2 18 0 22 21 +- 42 5 +- 30 9
7237 22 Sep 01 11:55 LAG1 5 0 12 16 +- 247 17 +- 176 6

Station 7249 (Beijing) (Position solved, acc. 50 mm)
7249 13 Sep 01 13:35 LAG1 9 0 51 15 +- 72 10 +- 55 49
7249 17 Sep 01 15:27 LAG2 3 0 15 -2 +- 101 -63 +- 521 9
7249 17 Sep 01 19:17 LAG2 6 0 27 13 +- 164 -9 +- 191 17
7249 19 Sep 01 11:25 LAG2 12 0 57 59 +- 76 -35 +- 62 42
7249 19 Sep 01 12:37 LAG1 3 0 19 -17 +- 178 6 +- 499 2
7249 20 Sep 01 11:12 LAG1 9 0 20 -16 +- 63 13 +- 47 8
7249 20 Sep 01 13:26 LAG2 13 0 69 16 +- 51 35 +- 48 59
7249 20 Sep 01 14:39 LAG1 10 0 71 0 +- 55 -25 +- 54 66
7249 20 Sep 01 17:35 LAG2 11 0 7 -1 +- 72 -1 +- 66 6
7249 21 Sep 01 15:41 LAG2 9 0 33 -34 +- 113 -2 +- 89 11

Station 7339 (Tateyama) (Position fixed, acc. 20 mm)
7339 18 Sep 01 03:33 LAG1 4 0 85 -83 +- 136 2 +- 162 2
7339 18 Sep 01 05:33 LAG2 5 0 64 80 +- 286 -12 +- 209 1
7339 19 Sep 01 02:09 LAG1 5 0 86 -47 +- 176 26 +- 117 2
7339 22 Sep 01 05:47 LAG2 3 0 87 85 +- 133 -11 +- 507 0

Station 7356 (Lhasa) (Position solved, acc. 10 mm)
7356 14 Sep 01 15:45 LAG1 15 0 25 -16 +- 24 -8 +- 17 14
7356 14 Sep 01 16:49 LAG2 15 0 14 -10 +- 24 4 +- 26 7
7356 15 Sep 01 14:35 LAG1 8 5 53 -607 +- 639 274 +- 293 2
7356 15 Sep 01 14:59 LAG2 10 0 32 -25 +- 48 58 +- 59 7
7356 16 Sep 01 12:45 LAG2 10 1 51 -35 +- 37 26 +- 58 23
7356 16 Sep 01 13:05 LAG1 6 0 78 -68 +- 98 8 +- 79 6
7356 16 Sep 01 17:07 LAG1 1 0 35 0 +- 0 0 +- 0 0
7356 16 Sep 01 17:14 LAG2 4 1 15 -10 +- 58 -23 +- 301 8
7356 18 Sep 01 17:16 LAG2 13 0 34 -25 +- 26 13 +- 19 9
7356 18 Sep 01 21:19 LAG2 4 4 0 0 +- 0 0 +- 0 0
7356 19 Sep 01 15:03 LAG2 15 0 29 -31 +- 62 -3 +- 43 10
7356 19 Sep 01 16:01 LAG1 11 1 12 -1 +- 36 0 +- 35 12
7356 20 Sep 01 13:03 LAG2 29 1 61 58 +- 18 1 +- 13 16
7356 20 Sep 01 14:29 LAG1 25 0 42 25 +- 19 -10 +- 9 29
7356 20 Sep 01 17:15 LAG2 23 0 35 4 +- 20 10 +- 11 30
7356 20 Sep 01 18:19 LAG1 9 0 30 28 +- 32 5 +- 82 10
7356 21 Sep 01 13:07 LAG1 22 0 34 29 +- 20 4 +- 10 14
7356 21 Sep 01 15:21 LAG2 16 0 36 0 +- 24 23 +- 20 23
7356 22 Sep 01 13:14 LAG2 29 0 58 39 +- 17 -25 +- 12 20
7356 22 Sep 01 15:23 LAG1 18 0 16 0 +- 23 5 +- 13 13
7356 22 Sep 01 17:37 LAG2 14 0 16 -10 +- 48 -4 +- 30 15
7356 22 Sep 01 21:39 LAG2 13 0 161 147 +- 27 28 +- 21 17

Station 7403 (Arequipa) (Position solved, acc. 10 mm)
7403 13 Sep 01 05:27 LAG1 5 0 51 50 +- 44 0 +- 113 3
7403 13 Sep 01 08:13 LAG2 8 0 11 -1 +- 83 -8 +- 58 2
7403 14 Sep 01 00:39 LAG1 5 0 10 -11 +- 59 2 +- 131 2
7403 14 Sep 01 04:00 LAG1 7 0 14 14 +- 44 0 +- 33 5
7403 17 Sep 01 08:34 LAG2 11 0 7 -15 +- 68 -8 +- 41 3
7403 18 Sep 01 02:01 LAG1 18 0 20 -10 +- 23 -8 +- 13 3
7403 18 Sep 01 06:55 LAG2 11 0 16 15 +- 38 0 +- 23 5
7403 19 Sep 01 04:07 LAG1 13 0 35 -34 +- 26 5 +- 20 6
7403 19 Sep 01 08:47 LAG2 7 0 13 -11 +- 253 -11 +- 121 2
7403 20 Sep 01 03:11 LAG1 7 0 4 -17 +- 193 7 +- 90 2
7403 20 Sep 01 07:25 LAG2 6 0 8 -16 +- 211 4 +- 115 2
7403 21 Sep 01 01:31 LAG1 13 0 20 17 +- 26 7 +- 22 2

Station 7501 (Hartebeesthoek) (Position fixed, acc. 10 mm)
7501 17 Sep 01 18:23 LAG1 19 0 22 -21 +- 22 3 +- 16 3
7501 19 Sep 01 10:21 LAG2 4 1 28 -61 +- 285 43 +- 358 2
7501 22 Sep 01 08:27 LAG2 2 0 52 -52 +- 624 0 +-1343 0

Station 7806 (Metsahovi) (Position fixed, acc. 30 mm)
7806 17 Sep 01 18:37 LAG2 12 0 27 -12 +- 36 14 +- 24 3
7806 17 Sep 01 19:25 LAG1 10 0 33 -29 +- 50 -4 +- 45 9
7806 19 Sep 01 19:15 LAG2 4 0 28 -81 +- 428 63 +- 286 22

Station 7810 (Zimmerwald) (Position fixed, acc. 60 mm)
7810 15 Sep 01 08:06 LAG1 2 0 43 -34 +- 587 18 +-1133 0
7810 15 Sep 01 11:45 LAG1 13 0 50 -15 +- 99 -18 +- 53 15
7810 15 Sep 01 18:07 LAG2 11 0 51 -19 +- 94 22 +- 60 5
7810 18 Sep 01 16:29 LAG2 22 0 20 -13 +- 42 10 +- 29 5
7810 18 Sep 01 17:43 LAG1 16 0 30 7 +- 50 -12 +- 22 3
7810 18 Sep 01 20:37 LAG2 19 0 17 -16 +- 46 4 +- 30 3
7810 18 Sep 01 21:25 LAG1 5 0 59 -59 +- 90 -1 +- 53 2

Station 7811 (Borowiec) (Position fixed, acc. 60 mm)
7811 18 Sep 01 21:37 LAG1 9 0 99 -101 +- 89 3 +- 110 2
7811 19 Sep 01 18:45 LAG2 17 0 62 -15 +- 50 45 +- 40 8
7811 19 Sep 01 20:07 LAG1 11 0 52 -50 +- 61 -7 +- 60 4
7811 19 Sep 01 22:51 LAG2 16 0 48 -9 +- 50 39 +- 42 5
7811 22 Sep 01 19:29 LAG1 14 0 30 -9 +- 54 -21 +- 41 5

Station 7824 (San Fernando) (Position fixed, acc. 40 mm)
7824 13 Sep 01 00:09 LAG2 7 0 127 127 +- 56 2 +- 67 10
7824 13 Sep 01 22:05 LAG2 3 0 147 222 +- 515 60 +- 403 5
7824 14 Sep 01 19:51 LAG1 9 0 42 42 +- 55 -6 +- 34 14
7824 14 Sep 01 20:25 LAG2 6 0 76 147 +- 254 -60 +- 204 5
7824 14 Sep 01 23:37 LAG1 7 0 88 168 +- 202 -65 +- 146 24
7824 15 Sep 01 22:27 LAG2 3 0 117 24 +- 472 -136 +- 687 4
7824 20 Sep 01 20:51 LAG2 7 0 29 -2 +- 137 -35 +- 152 2

Station 7832 (Riyad) (Position fixed, acc. 20 mm)
7832 15 Sep 01 08:09 LAG1 14 0 8 6 +- 34 1 +- 22 3
7832 15 Sep 01 14:07 LAG2 16 0 12 -5 +- 29 4 +- 20 7
7832 16 Sep 01 06:34 LAG1 18 0 16 -4 +- 26 4 +- 15 12
7832 17 Sep 01 05:37 LAG1 8 1 25 -7 +- 134 -12 +- 94 6
7832 17 Sep 01 08:55 LAG1 13 0 17 17 +- 33 -5 +- 26 7
7832 17 Sep 01 14:33 LAG2 14 0 41 -3 +- 31 33 +- 24 3
7832 17 Sep 01 15:27 LAG1 11 0 28 28 +- 32 0 +- 36 4
7832 18 Sep 01 07:31 LAG1 12 0 21 -13 +- 31 -15 +- 25 3
7832 18 Sep 01 12:28 LAG2 20 0 20 -12 +- 24 10 +- 16 8
7832 18 Sep 01 16:46 LAG2 12 0 9 0 +- 39 -11 +- 56 3
7832 19 Sep 01 05:59 LAG1 10 0 11 3 +- 34 -4 +- 17 5
7832 19 Sep 01 09:37 LAG1 12 0 18 -12 +- 31 9 +- 33 8
7832 19 Sep 01 10:37 LAG2 19 0 17 -12 +- 24 1 +- 22 11
7832 19 Sep 01 14:45 LAG2 14 0 28 9 +- 29 21 +- 26 2
7832 22 Sep 01 09:13 LAG1 6 0 20 -19 +- 50 -4 +- 89 0

Station 7835 (Grasse) (Position fixed, acc. 30 mm)
7835 13 Sep 01 00:29 LAG2 12 0 12 -13 +- 167 11 +- 75 0
7835 13 Sep 01 17:57 LAG2 22 0 32 -20 +- 27 19 +- 18 7
7835 13 Sep 01 21:20 LAG1 3 0 25 -25 +- 102 -1 +- 304 0
7835 13 Sep 01 22:39 LAG2 3 0 36 -16 +-1236 27 +- 653 0
7835 14 Sep 01 20:41 LAG2 4 0 6 -38 +- 880 17 +- 474 1
7835 15 Sep 01 00:07 LAG2 22 0 26 -22 +- 27 -8 +- 15 7
7835 15 Sep 01 18:17 LAG2 3 0 25 -29 +- 624 -3 +- 491 0
7835 15 Sep 01 18:44 LAG1 7 0 38 -59 +- 211 9 +- 95 2
7835 15 Sep 01 21:50 LAG1 6 0 24 0 +- 305 -13 +- 161 3
7835 15 Sep 01 22:49 LAG2 4 0 8 -17 +- 569 15 +- 351 0
7835 16 Sep 01 20:13 LAG2 6 0 22 -71 +- 831 -42 +- 376 2
7835 16 Sep 01 20:59 LAG1 4 0 5 -34 +- 705 13 +- 314 1
7835 17 Sep 01 18:17 LAG2 25 0 25 -5 +- 25 15 +- 16 2
7835 17 Sep 01 19:07 LAG1 20 0 34 -14 +- 28 -16 +- 15 5
7835 17 Sep 01 22:27 LAG2 25 0 43 -17 +- 25 22 +- 15 4
7835 19 Sep 01 00:39 LAG2 22 0 29 -18 +- 26 -15 +- 17 6
7835 19 Sep 01 18:35 LAG2 28 0 8 1 +- 24 4 +- 14 3
7835 19 Sep 01 19:54 LAG1 17 0 12 -10 +- 30 2 +- 15 4
7835 19 Sep 01 22:39 LAG2 27 0 26 -9 +- 24 12 +- 12 5
7835 20 Sep 01 18:31 LAG1 19 0 12 -1 +- 29 -5 +- 14 3
7835 20 Sep 01 20:59 LAG2 15 0 32 -19 +- 33 -15 +- 25 5
7835 20 Sep 01 22:31 LAG1 6 0 27 -29 +- 193 2 +- 152 1
7835 21 Sep 01 14:59 LAG2 7 0 73 -68 +- 50 -71 +- 78 27
7835 21 Sep 01 17:25 LAG1 13 0 33 22 +- 48 7 +- 25 5
7835 21 Sep 01 18:59 LAG2 14 0 14 1 +- 37 7 +- 21 1
7835 21 Sep 01 20:59 LAG1 13 0 14 -22 +- 59 8 +- 33 3

Station 7836 (Potsdam) (Position fixed, acc. 30 mm)
7836 14 Sep 01 19:50 LAG1 6 0 18 -18 +- 103 0 +- 90 2
7836 14 Sep 01 20:12 LAG2 8 0 8 -14 +- 120 -6 +- 88 4
7836 16 Sep 01 20:33 LAG2 5 0 8 -12 +- 193 -16 +- 190 6
7836 16 Sep 01 20:49 LAG1 6 0 12 -4 +- 72 17 +- 94 5
7836 17 Sep 01 19:31 LAG1 6 0 29 -12 +- 180 -10 +- 113 3
7836 19 Sep 01 18:45 LAG2 9 0 9 18 +- 97 12 +- 76 5
7836 19 Sep 01 20:14 LAG1 9 0 12 0 +- 71 -5 +- 54 9

Station 7837 (Shanghai Observatory) (Position fixed, acc. 50 mm)
7837 13 Sep 01 10:47 LAG2 7 0 21 -39 +- 134 28 +- 154 4
7837 13 Sep 01 13:29 LAG1 15 0 76 -67 +- 44 24 +- 31 8
7837 13 Sep 01 14:51 LAG2 7 0 8 -4 +- 170 -10 +- 165 5
7837 13 Sep 01 18:57 LAG2 16 0 84 -78 +- 44 -12 +- 36 10
7837 15 Sep 01 14:19 LAG1 14 0 38 -31 +- 46 19 +- 40 8
7837 16 Sep 01 17:11 LAG2 13 0 103 -99 +- 49 -38 +- 40 16
7837 17 Sep 01 11:13 LAG2 10 0 22 12 +- 76 14 +- 98 5
7837 17 Sep 01 11:45 LAG1 11 0 28 -46 +- 84 21 +- 55 4
7837 17 Sep 01 15:17 LAG1 6 0 60 -63 +- 80 19 +- 192 3
7837 17 Sep 01 15:31 LAG2 4 0 32 -32 +- 98 0 +- 330 5
7837 17 Sep 01 19:31 LAG2 12 0 50 -34 +- 70 -19 +- 71 8
7837 21 Sep 01 11:41 LAG2 14 0 15 -3 +- 58 -4 +- 61 13
7837 21 Sep 01 13:09 LAG1 8 0 125 -79 +- 67 42 +- 41 8
7837 21 Sep 01 15:47 LAG2 16 0 48 -42 +- 44 -9 +- 27 8
7837 22 Sep 01 11:43 LAG1 4 0 7838 -24 +-1056 3297 +- 445 0
7837 22 Sep 01 13:49 LAG2 13 0 30 -31 +- 57 -33 +- 61 8

Station 7838 (Simosato Observatory) (Position fixed, acc. 30 mm)
7838 13 Sep 01 18:57 LAG2 6 0 29 -30 +- 177 -1 +- 167 5
7838 16 Sep 01 12:49 LAG1 9 0 33 -17 +- 104 10 +- 64 3
7838 16 Sep 01 13:31 LAG2 11 0 13 14 +- 96 -2 +- 66 6

Station 7839 (Graz) (Position fixed, acc. 10 mm)
7839 13 Sep 01 10:33 LAG1 18 0 35 22 +- 26 -9 +- 13 2
7839 19 Sep 01 15:15 LAG2 6 0 74 68 +- 501 2 +- 231 0
7839 19 Sep 01 16:27 LAG1 10 0 46 45 +- 30 4 +- 16 5
7839 19 Sep 01 18:37 LAG2 11 0 33 27 +- 31 16 +- 16 4
7839 19 Sep 01 19:51 LAG1 15 0 14 14 +- 24 0 +- 13 2
7839 19 Sep 01 22:39 LAG2 18 0 44 25 +- 23 19 +- 10 6
7839 19 Sep 01 23:47 LAG1 8 0 20 -19 +- 33 -8 +- 87 3
7839 20 Sep 01 02:51 LAG2 12 0 18 18 +- 27 -1 +- 45 1
7839 20 Sep 01 08:04 LAG1 22 0 37 36 +- 20 -4 +- 11 6
7839 20 Sep 01 11:37 LAG1 18 0 5 -5 +- 23 0 +- 12 2
7839 20 Sep 01 12:49 LAG2 7 0 18 17 +- 148 0 +- 122 1
7839 20 Sep 01 15:15 LAG1 9 0 39 40 +- 33 -3 +- 29 1
7839 20 Sep 01 16:37 LAG2 18 0 18 17 +- 22 0 +- 11 3
7839 20 Sep 01 18:35 LAG1 14 0 28 28 +- 27 -8 +- 13 6
7839 20 Sep 01 20:53 LAG2 21 0 30 26 +- 21 -11 +- 11 3
7839 20 Sep 01 22:31 LAG1 4 0 22 -27 +- 158 8 +- 229 1

Station 7840 (Herstmonceux) (Position fixed, acc. 20 mm)
7840 13 Sep 01 21:17 LAG1 5 0 10 -9 +- 107 0 +- 108 2
7840 14 Sep 01 02:08 LAG2 14 0 47 -49 +- 30 11 +- 27 4
7840 14 Sep 01 16:09 LAG2 9 0 8 -5 +- 46 -11 +- 52 3
7840 14 Sep 01 16:20 LAG1 11 0 18 0 +- 39 11 +- 26 2
7840 14 Sep 01 19:55 LAG1 10 0 5 -5 +- 37 3 +- 26 1
7840 14 Sep 01 20:25 LAG2 12 0 12 7 +- 67 3 +- 43 2
7840 14 Sep 01 23:41 LAG1 4 0 13 -14 +- 76 5 +- 248 1
7840 15 Sep 01 00:23 LAG2 3 0 24 -24 +- 175 -1 +- 295 4
7840 15 Sep 01 08:03 LAG1 6 0 25 -26 +- 46 -1 +- 125 2
7840 15 Sep 01 11:28 LAG1 6 0 26 8 +- 46 -10 +- 18 2
7840 15 Sep 01 15:21 LAG1 4 0 13 31 +- 292 -13 +- 196 4
7840 15 Sep 01 22:01 LAG1 4 0 10 -11 +- 384 -13 +- 232 1
7840 15 Sep 01 22:15 LAG2 8 0 23 1 +- 39 10 +- 19 6
7840 16 Sep 01 02:19 LAG2 15 0 38 -38 +- 27 -6 +- 27 3
7840 16 Sep 01 13:41 LAG1 8 0 26 25 +- 40 12 +- 26 5
7840 16 Sep 01 16:27 LAG2 9 0 7 -3 +- 36 -10 +- 55 0
7840 16 Sep 01 17:09 LAG1 15 0 23 5 +- 28 15 +- 19 1
7840 16 Sep 01 20:15 LAG2 13 0 18 7 +- 30 -7 +- 16 2
7840 16 Sep 01 20:33 LAG1 12 0 27 1 +- 32 13 +- 16 1
7840 21 Sep 01 10:23 LAG1 11 0 25 4 +- 32 13 +- 17 3
7840 21 Sep 01 13:59 LAG1 10 0 13 -3 +- 34 12 +- 34 1
7840 22 Sep 01 09:05 LAG1 12 0 39 39 +- 31 -7 +- 28 3
7840 22 Sep 01 12:31 LAG1 14 0 6 -5 +- 29 -2 +- 16 2
7840 22 Sep 01 15:59 LAG1 13 0 31 29 +- 31 -2 +- 20 6
7840 22 Sep 01 16:55 LAG2 17 0 17 12 +- 28 14 +- 22 3
7840 22 Sep 01 19:25 LAG1 8 0 41 40 +- 127 0 +- 64 1
7840 22 Sep 01 21:15 LAG2 9 0 24 13 +- 53 7 +- 33 3
7840 22 Sep 01 23:17 LAG1 6 0 28 -28 +- 44 -10 +- 125 2

Station 7845 (Grasse) (Position fixed, acc. 20 mm)
7845 13 Sep 01 18:07 LAG2 15 0 41 -36 +- 42 29 +- 21 9
7845 13 Sep 01 21:09 LAG1 9 0 28 -33 +- 42 -16 +- 35 4
7845 14 Sep 01 16:01 LAG2 23 0 39 -16 +- 22 -21 +- 15 10
7845 17 Sep 01 18:23 LAG2 21 0 28 -15 +- 23 16 +- 16 4
7845 17 Sep 01 19:19 LAG1 14 0 48 -30 +- 39 -12 +- 23 6
7845 19 Sep 01 18:39 LAG2 21 0 12 -8 +- 25 7 +- 16 3
7845 19 Sep 01 19:49 LAG1 25 0 15 -7 +- 21 -4 +- 10 9
7845 19 Sep 01 22:35 LAG2 28 0 42 -5 +- 20 19 +- 9 11
7845 20 Sep 01 08:07 LAG1 8 0 15 -3 +- 178 6 +- 96 4
7845 20 Sep 01 18:33 LAG1 24 0 18 -8 +- 23 -6 +- 11 6
7845 20 Sep 01 20:59 LAG2 22 0 42 -30 +- 27 -10 +- 17 6
7845 21 Sep 01 20:43 LAG1 22 0 16 -13 +- 23 -1 +- 13 7

Station 7849 (Mount Stromlo) (Position fixed, acc. 10 mm)
7849 13 Sep 01 12:39 LAG1 10 0 11 25 +- 80 12 +- 42 6
7849 13 Sep 01 15:59 LAG2 3 0 40 31 +- 104 27 +- 313 9
7849 13 Sep 01 16:25 LAG1 2 0 76 83 +- 92 87 +- 661 0
7849 13 Sep 01 19:43 LAG1 2 0 14 16 +- 110 17 +- 784 0
7849 13 Sep 01 20:01 LAG2 11 0 13 4 +- 96 4 +- 51 3
7849 14 Sep 01 11:17 LAG1 19 0 33 -32 +- 23 1 +- 14 5
7849 14 Sep 01 15:21 LAG1 4 0 34 80 +- 540 -21 +- 255 2
7849 14 Sep 01 17:40 LAG2 8 0 43 16 +- 147 -14 +- 79 2
7849 14 Sep 01 18:29 LAG1 3 0 70 27 +- 120 61 +- 166 3
7849 14 Sep 01 21:54 LAG2 6 0 19 16 +- 39 -10 +- 35 4
7849 15 Sep 01 13:31 LAG1 16 0 17 -7 +- 24 -11 +- 16 2
7849 15 Sep 01 16:03 LAG2 6 2 4 7 +- 95 11 +- 156 1
7849 15 Sep 01 19:53 LAG2 9 0 19 8 +- 57 -8 +- 43 2
7849 16 Sep 01 00:16 LAG2 8 0 10 8 +- 33 5 +- 53 5
7849 16 Sep 01 12:11 LAG1 14 0 15 -1 +- 25 7 +- 14 5
7849 16 Sep 01 15:56 LAG1 1 0 53 0 +- 0 0 +- 0 0
7849 18 Sep 01 00:31 LAG2 7 0 11 8 +- 45 22 +- 80 5
7849 18 Sep 01 00:54 LAG1 8 0 29 17 +- 140 -26 +- 83 5
7849 18 Sep 01 12:57 LAG1 10 0 9 3 +- 30 -1 +- 24 8
7849 18 Sep 01 16:37 LAG1 2 0 3 -4 +- 111 -44 +- 869 0
7849 18 Sep 01 19:49 LAG1 5 0 20 3 +- 83 -21 +- 111 5
7849 19 Sep 01 11:49 LAG1 3 0 11 11 +- 98 -1 +- 264 0
7849 19 Sep 01 16:25 LAG2 11 0 9 -5 +- 29 -1 +- 35 7
7849 19 Sep 01 20:35 LAG2 14 1 17 -15 +- 42 0 +- 30 5
7849 20 Sep 01 13:53 LAG1 11 0 17 -16 +- 29 7 +- 27 4
7849 21 Sep 01 12:27 LAG1 9 0 26 10 +- 45 24 +- 33 4
7849 21 Sep 01 16:29 LAG2 12 0 8 -1 +- 40 0 +- 29 8
7849 21 Sep 01 20:51 LAG2 15 0 18 -30 +- 43 20 +- 30 5
7849 22 Sep 01 18:47 LAG2 5 0 7 -8 +- 105 -1 +- 116 2

Station 8834 (Wettzell) (Position fixed, acc. 10 mm)
8834 18 Sep 01 16:27 LAG2 12 0 50 -52 +- 33 -3 +- 20 3
8834 18 Sep 01 20:39 LAG2 7 0 33 -54 +- 170 -13 +- 101 1
8834 19 Sep 01 00:45 LAG2 10 0 57 -71 +- 41 -26 +- 43 1
8834 19 Sep 01 06:03 LAG1 4 0 13 14 +- 54 21 +- 302 3
8834 19 Sep 01 09:29 LAG1 21 0 56 -53 +- 20 8 +- 11 12
8834 19 Sep 01 13:11 LAG1 15 0 57 -72 +- 32 19 +- 18 8
8834 19 Sep 01 18:41 LAG2 5 0 57 -64 +- 456 -3 +- 242 4
8834 19 Sep 01 20:13 LAG1 8 0 63 -71 +- 57 9 +- 48 4
8834 22 Sep 01 16:53 LAG2 22 0 47 -45 +- 20 8 +- 11 6
8834 22 Sep 01 21:33 LAG2 10 0 21 -67 +- 110 26 +- 55 3
--------------------------------------------------------------------------------





C. EARTH ROTATION PARAMETER SOLUTIONS FOR IERS

The following solutions for the polar motion and the UT1-UTC time difference
were also obtained in the 10-day data arc analysis described in the previous
section. Only solutions submitted to IERS are presented here.

--------------------------------------------------------------
DATE X Y UT1-UTC
(YYMMDD.D) (MAS) (MAS) (MS)
--------------------------------------------------------------
010915.0 119.5 +/- 0.1 130.6 +/- 0.1 -32031.69 +/- 0.01
010918.0 109.2 +/- 0.1 128.1 +/- 0.1 -32033.80 +/- 0.01
010921.0 98.5 +/- 0.1 125.8 +/- 0.1 -32036.41 +/- 0.01
--------------------------------------------------------------



D. COMMENTS

1. This is a QLDAC analysis report in a new style. Although our old report
served quite well for observation campaigns, we have received many requests
to adjust our report to the current situation (i.e. a permanent global SLR
network with few mobile systems), and to spend more attention to the quality
of the data taken by the global network.
The most important element of the report is the table with statistics for
each individual data pass. Although the numbers will speak for themselves,
we must give a warning here that some of you may be disappointed to see that
their station appears to be suffering from a data problem. However, we are
using a model for station positions that is already 7 years old, and which
may be responsible for errors in the station position in the order of 1-5 cm.
We intend to introduce a new coordinates solution in the course of this
millennium.
Readers of this report are invited to provide us suggestions for further
improvements.

2. The results for the Chinese system TROS, now located at Lhasa (station 7356),
are based on preliminary coordinates, which may explain the possibly large
residuals.


”/DGFI3/home/slreport/mbox” complete
From: Ron Noomen

********************************************************************************

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