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SLR-Report No.976

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Date:2001-06-12 07:45:00
Sender:Ron Noomen, DEOS, Delft, The Netherlands <Ron Noomen <Ron.Noomen@lr.tudelft.nl>>
Subject:[SLR-Report] No. 976: Delft QL Report, June 12, 2001
Author:Ron Noomen, DEOS, Delft, The Netherlands
Content:********************************************************************************
SLR Electronic Report 2001-06-12 07:45:00 UTC Message No. 976
********************************************************************************

Author: Ron Noomen, DEOS, Delft, The Netherlands
Subject: Delft QL Report, June 12, 2001


WEGENER-2 IERS

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


June 12, 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, Jun 11, 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,
Jun 11, 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 010602 - 010602 1 -
1884 Riga, Latvia 010606 - 010611 4 -
1893 Kazivili, Crimea, Ukraine 010608 - 010608 1 -
7080 McDonald Obs., Fort Davis, TX 010604 - 010611 10 8
7090 Yarragadee, Australia 010604 - 010611 12 13
7105 Greenbelt, Maryland 010604 - 010610 7 6
7110 Monument Peak, California 010605 - 010610 14 9
7210 Haleakala Obs., Maui, Hawaii 010607 - 010607 1 -
7237 Changchun, China 010609 - 010610 3 -
7249 Beijing, China 010531 - 010601 5 1
7339 Tateyama, Japan 010603 - 010609 2 2
7355 Urumqi, China (TROS) 010423 - 010605 41 3
7403 Arequipa, Peru (TLRS-3) 010604 - 010608 6 7
7501 Hartebeesthoek, SA (MOB-6) 010609 - 010610 3 3
7810 Zimmerwald, Switzerland 010604 - 010611 5 3
7811 Borowiec, Poland 010605 - 010605 1 -
7820 Kunming, China 010607 - 010609 2 3
7832 Riyad, Saudi Arabia 010604 - 010611 5 4
7835 Grasse, France 010604 - 010611 13 6
7836 Potsdam, Germany 010605 - 010607 2 1
7837 Shanghai Observatory, China 010611 - 010611 1 -
7838 Simosato Observatory, Japan 010607 - 010607 1 -
7839 Graz, Austria 010531 - 010609 11 8
7840 Herstmonceux, United Kingdom 010604 - 010611 12 6
7845 Grasse, France (LLR) 010605 - 010611 5 6
7849 Mount Stromlo, Australia 010608 - 010611 6 6
8834 Wettzell, Germany 010605 - 010611 2 -
------ ------ --- ---
TOTAL 010423 - 010611 176 95
------------------------------------------------------------------------------


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, May 31, 2001 to Sun, Jun 10, 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 26 20
Number of Passes 181/178 120/119
Number of Normal Points 1940/1868 1399/1374
RMS of Fit (mm) 28 28
-----------------------------------------------------------------------


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 31 May 01 23:13 LAG1 5 0 47 124 +- 905 72 +- 664 20
1873 2 Jun 01 20:41 LAG1 6 0 63 -85 +- 399 104 +- 451 24

Station 1884 (Riga) (Position fixed, acc. 100 mm)
1884 31 May 01 23:21 LAG1 12 0 35 -30 +- 90 1 +- 70 18
1884 6 Jun 01 22:08 LAG1 16 0 50 0 +- 78 -30 +- 46 5
1884 7 Jun 01 21:01 LAG1 9 0 30 -12 +- 206 -11 +- 124 2

Station 1893 (Kazivili) (Position solved, acc. 100 mm)
1893 31 May 01 19:49 LAG1 1 0 38 0 +- 0 0 +- 0 0
1893 31 May 01 23:05 LAG1 15 0 25 0 +- 95 -1 +- 60 25
1893 2 Jun 01 20:42 LAG1 1 0 82 0 +- 0 0 +- 0 0
1893 8 Jun 01 22:59 LAG1 4 0 26 -40 +- 249 -44 +- 466 6

Station 7080 (McDonald Obs.) (Position fixed, acc. 20 mm)
7080 31 May 01 07:56 LAG1 11 0 7 2 +- 35 2 +- 16 4
7080 31 May 01 13:27 LAG2 7 0 22 24 +- 176 31 +- 122 2
7080 31 May 01 17:58 LAG2 5 0 11 12 +- 55 10 +- 126 1
7080 1 Jun 01 06:49 LAG1 9 0 9 2 +- 36 7 +- 41 5
7080 1 Jun 01 10:12 LAG1 12 0 20 21 +- 34 3 +- 33 4
7080 1 Jun 01 11:25 LAG2 12 0 10 4 +- 74 -3 +- 47 4
7080 2 Jun 01 05:37 LAG1 2 0 13 21 +- 200 -38 +- 898 0
7080 2 Jun 01 09:43 LAG2 15 0 9 4 +- 29 -8 +- 26 2
7080 2 Jun 01 13:36 LAG2 9 0 23 47 +- 168 15 +- 102 4
7080 2 Jun 01 21:25 LAG1 4 0 3 2 +- 240 0 +- 167 1
7080 3 Jun 01 07:57 LAG1 2 0 27 9 +-3411 7 +-1449 0
7080 3 Jun 01 08:05 LAG2 7 0 4 9 +- 101 -10 +- 116 2
7080 4 Jun 01 22:14 LAG1 9 0 17 4 +- 37 -13 +- 29 6
7080 6 Jun 01 07:02 LAG1 8 0 31 29 +- 38 5 +- 45 1
7080 6 Jun 01 09:59 LAG2 14 0 28 -18 +- 45 7 +- 32 6
7080 6 Jun 01 10:33 LAG1 11 0 18 -18 +- 33 -1 +- 44 2
7080 6 Jun 01 14:13 LAG2 14 0 7 8 +- 36 3 +- 34 3
7080 7 Jun 01 05:55 LAG1 2 0 27 61 +- 642 -33 +- 625 0
7080 7 Jun 01 08:28 LAG2 4 0 5 2 +- 105 6 +- 212 3
7080 7 Jun 01 09:17 LAG1 9 0 21 -22 +- 63 1 +- 50 1
7080 8 Jun 01 23:53 LAG1 5 0 22 21 +- 48 20 +- 115 3
7080 9 Jun 01 06:29 LAG1 10 0 7 -5 +- 36 5 +- 35 3
7080 9 Jun 01 08:23 LAG2 14 0 36 17 +- 31 -24 +- 30 7
7080 9 Jun 01 12:43 LAG2 7 0 6 -5 +- 74 5 +- 65 5

Station 7090 (Yarragadee) (Position fixed, acc. 10 mm)
7090 31 May 01 07:55 LAG2 10 0 30 23 +- 125 -26 +- 62 1
7090 31 May 01 11:35 LAG2 21 0 14 10 +- 21 5 +- 14 6
7090 31 May 01 16:34 LAG2 1 0 48 0 +- 0 0 +- 0 0
7090 1 Jun 01 13:53 LAG2 20 0 8 8 +- 21 0 +- 15 1
7090 1 Jun 01 17:13 LAG1 14 0 28 -3 +- 26 22 +- 21 1
7090 1 Jun 01 18:05 LAG2 12 0 4 8 +- 57 6 +- 41 1
7090 2 Jun 01 08:08 LAG2 10 0 39 -5 +- 116 -18 +- 61 5
7090 2 Jun 01 16:05 LAG2 23 0 16 11 +- 20 8 +- 13 3
7090 2 Jun 01 23:03 LAG1 8 0 15 -20 +- 47 14 +- 62 1
7090 3 Jun 01 02:15 LAG1 9 1 30 -31 +- 35 5 +- 60 4
7090 3 Jun 01 05:33 LAG1 17 0 15 -16 +- 24 4 +- 15 2
7090 3 Jun 01 06:07 LAG2 14 0 48 -13 +- 42 -27 +- 31 4
7090 3 Jun 01 09:49 LAG2 20 0 29 6 +- 21 -17 +- 12 0
7090 4 Jun 01 01:03 LAG1 4 0 52 -52 +- 58 -2 +- 235 5
7090 4 Jun 01 04:19 LAG1 8 0 31 -33 +- 39 4 +- 38 3
7090 4 Jun 01 07:42 LAG1 6 0 29 13 +- 45 -21 +- 48 2
7090 4 Jun 01 07:57 LAG2 19 0 44 -5 +- 22 -26 +- 13 5
7090 5 Jun 01 03:07 LAG1 6 1 40 -31 +- 98 -11 +- 112 1
7090 5 Jun 01 06:37 LAG1 6 0 44 -4 +- 131 -26 +- 87 1
7090 5 Jun 01 10:07 LAG2 10 0 30 -4 +- 35 -21 +- 23 2
7090 5 Jun 01 14:25 LAG2 20 0 18 -12 +- 21 8 +- 15 3
7090 5 Jun 01 18:33 LAG2 16 0 26 30 +- 27 17 +- 26 2
7090 5 Jun 01 19:03 LAG1 13 0 32 4 +- 36 18 +- 23 1
7090 5 Jun 01 22:42 LAG1 1 0 2 0 +- 0 0 +- 0 0
7090 6 Jun 01 08:15 LAG2 11 0 22 -4 +- 29 -15 +- 21 5
7090 6 Jun 01 08:43 LAG1 5 0 7 3 +- 60 -30 +- 183 0
7090 6 Jun 01 12:25 LAG2 23 0 9 -5 +- 20 7 +- 18 1
7090 6 Jun 01 16:37 LAG2 26 0 37 0 +- 18 23 +- 11 1
7090 6 Jun 01 17:35 LAG1 17 0 25 -28 +- 26 8 +- 17 2
7090 7 Jun 01 03:49 LAG1 7 1 19 -7 +- 51 -21 +- 80 2
7090 7 Jun 01 06:43 LAG2 9 0 12 -11 +- 125 0 +- 69 1
7090 7 Jun 01 07:23 LAG1 8 0 37 -8 +- 80 -23 +- 63 2
7090 7 Jun 01 10:23 LAG2 16 0 21 -1 +- 26 -14 +- 18 1
7090 9 Jun 01 07:04 LAG2 6 0 66 -25 +- 410 -17 +- 180 1
7090 9 Jun 01 10:47 LAG2 18 0 45 -21 +- 24 -32 +- 24 2
7090 9 Jun 01 14:52 LAG2 19 0 28 6 +- 23 18 +- 14 3
7090 9 Jun 01 16:51 LAG1 19 0 39 -32 +- 22 13 +- 16 3

Station 7105 (Greenbelt) (Position fixed, acc. 10 mm)
7105 31 May 01 01:09 LAG1 13 0 28 -24 +- 26 -10 +- 23 2
7105 31 May 01 04:31 LAG1 16 0 12 -5 +- 24 -6 +- 16 1
7105 31 May 01 07:59 LAG1 9 0 15 7 +- 46 -6 +- 36 5
7105 1 Jun 01 03:15 LAG1 5 0 10 2 +- 47 -5 +- 25 2
7105 3 Jun 01 03:53 LAG1 19 0 22 21 +- 22 0 +- 13 3
7105 3 Jun 01 23:25 LAG1 7 1 14 -12 +- 39 -3 +- 59 7
7105 4 Jun 01 10:05 LAG2 3 0 24 -2 +- 858 12 +- 477 0
7105 4 Jun 01 14:13 LAG2 16 0 13 -6 +- 24 6 +- 16 3
7105 4 Jun 01 18:24 LAG1 9 0 17 1 +- 48 -13 +- 41 2
7105 8 Jun 01 06:51 LAG2 6 0 10 14 +- 89 -3 +- 60 2
7105 8 Jun 01 07:47 LAG1 9 0 43 -43 +- 33 0 +- 25 5
7105 9 Jun 01 03:05 LAG1 10 0 5 0 +- 65 -3 +- 41 1
7105 9 Jun 01 06:15 LAG1 17 0 15 -12 +- 24 -2 +- 12 3
7105 9 Jun 01 08:29 LAG2 25 0 16 2 +- 19 -9 +- 11 2

Station 7110 (Monument Peak) (Position fixed, acc. 10 mm)
7110 31 May 01 01:43 LAG1 5 0 3 -10 +- 124 10 +- 116 0
7110 31 May 01 04:57 LAG1 7 0 40 -50 +- 55 18 +- 72 2
7110 31 May 01 08:01 LAG1 19 0 37 -31 +- 22 9 +- 11 5
7110 31 May 01 09:19 LAG2 9 0 9 -26 +- 101 -16 +- 81 1
7110 31 May 01 11:51 LAG1 4 0 56 56 +- 48 2 +- 193 1
7110 1 Jun 01 03:37 LAG1 9 0 24 -26 +- 35 16 +- 48 0
7110 1 Jun 01 06:59 LAG1 10 0 22 -35 +- 49 16 +- 37 1
7110 1 Jun 01 10:13 LAG1 10 0 5 9 +- 52 5 +- 34 1
7110 1 Jun 01 11:27 LAG2 12 0 20 -27 +- 39 -21 +- 32 4
7110 2 Jun 01 08:52 LAG1 19 0 31 -27 +- 22 12 +- 12 4
7110 2 Jun 01 09:35 LAG2 13 0 39 -36 +- 27 -19 +- 22 2
7110 2 Jun 01 13:43 LAG2 6 0 13 0 +- 99 -14 +- 107 1
7110 3 Jun 01 07:31 LAG1 8 0 38 -26 +- 36 12 +- 23 3
7110 3 Jun 01 11:13 LAG1 6 0 9 10 +- 43 7 +- 90 2
7110 3 Jun 01 11:35 LAG2 16 1 45 -31 +- 25 -25 +- 16 5
7110 5 Jun 01 05:15 LAG1 4 0 30 33 +- 196 -2 +- 196 0
7110 5 Jun 01 08:05 LAG2 4 0 39 -46 +- 205 -12 +- 360 3
7110 5 Jun 01 08:13 LAG1 14 0 29 -24 +- 25 8 +- 11 5
7110 5 Jun 01 11:45 LAG2 7 0 12 -74 +- 382 -38 +- 172 0
7110 5 Jun 01 12:01 LAG1 5 0 6 3 +- 81 -5 +- 168 2
7110 6 Jun 01 03:51 LAG1 7 0 23 26 +- 44 -9 +- 76 4
7110 6 Jun 01 07:15 LAG1 6 0 22 12 +- 68 7 +- 45 1
7110 6 Jun 01 09:57 LAG2 16 0 56 -55 +- 24 1 +- 14 9
7110 6 Jun 01 10:59 LAG1 5 0 8 -45 +- 482 17 +- 226 0
7110 6 Jun 01 14:19 LAG2 3 1 35 -410 +-1324 -733 +-2215 0
7110 7 Jun 01 05:51 LAG1 10 0 10 11 +- 38 -4 +- 37 2
7110 7 Jun 01 08:11 LAG2 10 0 38 -38 +- 30 0 +- 29 3
7110 7 Jun 01 09:01 LAG1 17 0 37 -35 +- 23 5 +- 11 8
7110 7 Jun 01 12:05 LAG2 14 0 37 -39 +- 29 -24 +- 21 4
7110 8 Jun 01 04:39 LAG1 6 0 7 -2 +- 81 12 +- 100 1
7110 8 Jun 01 07:39 LAG1 15 0 38 -22 +- 30 10 +- 16 6
7110 8 Jun 01 10:13 LAG2 12 0 56 -44 +- 27 -16 +- 14 4
7110 8 Jun 01 11:29 LAG1 7 0 12 14 +- 41 -5 +- 50 2
7110 9 Jun 01 06:29 LAG1 14 0 26 -28 +- 29 13 +- 18 5
7110 9 Jun 01 08:27 LAG2 16 0 36 -16 +- 24 -29 +- 26 1
7110 9 Jun 01 09:51 LAG1 21 0 6 -5 +- 21 -1 +- 12 2
7110 9 Jun 01 12:19 LAG2 16 1 30 -31 +- 26 -14 +- 19 2

Station 7124 (Papeete) (Position fixed, acc. 10 mm)
7124 1 Jun 01 10:47 LAG2 3 0 35 179 +- 971 88 +- 592 4

Station 7210 (Haleakala Obs.) (Position fixed, acc. 20 mm)
7210 31 May 01 11:33 LAG1 11 0 21 11 +- 33 7 +- 15 12
7210 1 Jun 01 10:19 LAG1 13 0 29 32 +- 34 4 +- 27 3
7210 1 Jun 01 11:15 LAG2 9 0 62 58 +- 41 -13 +- 79 6
7210 7 Jun 01 09:15 LAG1 11 0 27 29 +- 35 14 +- 37 5

Station 7237 (Changchun) (Position fixed, acc. 50 mm)
7237 31 May 01 15:43 LAG1 6 0 48 -45 +- 107 1 +- 63 6
7237 3 Jun 01 15:11 LAG1 6 0 50 -43 +- 71 9 +- 40 13
7237 9 Jun 01 14:15 LAG1 5 0 20 -19 +- 87 29 +- 171 8

Station 7249 (Beijing) (Position fixed, acc. 50 mm)
7249 31 May 01 12:28 LAG1 11 0 30 -23 +- 52 -4 +- 75 19
7249 31 May 01 15:39 LAG1 9 0 55 -51 +- 62 -6 +- 39 27
7249 31 May 01 17:01 LAG2 7 1 28 7 +- 76 -68 +- 286 23
7249 31 May 01 19:19 LAG1 14 0 62 -47 +- 51 -1 +- 37 39
7249 1 Jun 01 14:35 LAG1 8 1 39 -30 +- 71 -13 +- 87 14
7249 1 Jun 01 18:04 LAG1 6 0 12645 -53 +- 76 19968 +- 120 22
7249 2 Jun 01 16:43 LAG1 4 1 98 -3 +- 101 306 +- 317 1

Station 7339 (Tateyama) (Position fixed, acc. 20 mm)
7339 1 Jun 01 01:07 LAG2 3 0 45 41 +-1372 45 +- 725 7
7339 3 Jun 01 01:53 LAG2 4 0 50 -28 +- 663 39 +- 333 1
7339 3 Jun 01 04:55 LAG1 8 0 43 34 +- 40 42 +- 42 3
7339 3 Jun 01 23:29 LAG2 7 0 41 -32 +- 79 12 +- 94 2
7339 4 Jun 01 07:00 LAG1 3 0 24 -5 +- 632 9 +- 327 1
7339 8 Jun 01 08:35 LAG1 7 0 38 -18 +- 73 21 +- 72 3
7339 9 Jun 01 02:13 LAG2 3 0 45 -47 +- 465 -1 +- 435 5

Station 7355 (Urumqi) (Position solved, acc. 10 mm)
7355 1 Jun 01 18:09 LAG1 2 0 1182 -199 +- 712 741 +- 537 0
7355 3 Jun 01 18:49 LAG1 14 1 21 -6 +- 27 9 +- 16 11
7355 4 Jun 01 17:29 LAG1 16 0 14 9 +- 24 -2 +- 14 9
7355 4 Jun 01 21:01 LAG2 11 0 11 -1 +- 65 -8 +- 45 4
7355 5 Jun 01 16:15 LAG1 8 1 12 -13 +- 44 -2 +- 55 2
7355 5 Jun 01 19:43 LAG1 14 0 10 -2 +- 26 -4 +- 19 6

Station 7403 (Arequipa) (Position fixed, acc. 10 mm)
7403 31 May 01 05:03 LAG2 23 0 37 34 +- 20 4 +- 15 2
7403 31 May 01 07:23 LAG1 18 0 32 24 +- 22 11 +- 11 3
7403 31 May 01 17:18 LAG1 11 0 14 13 +- 31 0 +- 27 6
7403 1 Jun 01 16:18 LAG1 3 0 5 -11 +- 133 9 +- 131 2
7403 2 Jun 01 18:03 LAG1 12 0 23 23 +- 30 0 +- 17 4
7403 4 Jun 01 01:17 LAG2 9 0 42 41 +- 33 4 +- 48 5
7403 4 Jun 01 05:25 LAG2 4 0 14 1 +- 805 -6 +- 388 4
7403 5 Jun 01 17:35 LAG1 15 0 18 17 +- 25 -4 +- 17 4
7403 6 Jun 01 05:39 LAG2 8 0 5 25 +- 187 14 +- 101 1
7403 6 Jun 01 06:33 LAG1 12 0 36 24 +- 45 8 +- 28 1
7403 7 Jun 01 03:49 LAG2 20 0 36 31 +- 21 12 +- 19 3
7403 7 Jun 01 05:00 LAG1 15 0 30 30 +- 24 1 +- 23 4
7403 7 Jun 01 07:59 LAG2 16 0 32 25 +- 26 13 +- 29 2
7403 7 Jun 01 08:33 LAG1 10 0 20 20 +- 32 0 +- 33 1
7403 8 Jun 01 01:59 LAG2 5 0 32 29 +- 47 5 +- 58 5
7403 8 Jun 01 05:55 LAG2 18 0 13 13 +- 22 1 +- 13 4
7403 8 Jun 01 07:03 LAG1 15 0 23 17 +- 25 9 +- 12 3
7403 8 Jun 01 17:02 LAG1 6 0 7 13 +- 86 8 +- 73 3

Station 7501 (Hartebeesthoek) (Position solved, acc. 10 mm)
7501 9 Jun 01 11:53 LAG1 15 0 17 19 +- 32 -2 +- 17 4
7501 9 Jun 01 14:07 LAG2 12 0 20 -23 +- 31 -7 +- 32 2

Station 7810 (Zimmerwald) (Position fixed, acc. 60 mm)
7810 31 May 01 20:09 LAG1 9 0 43 -33 +- 182 -5 +- 105 1
7810 31 May 01 23:09 LAG1 9 0 15 0 +- 303 -6 +- 131 1
7810 1 Jun 01 00:39 LAG2 1 0 36 0 +- 0 0 +- 0 0
7810 1 Jun 01 02:53 LAG1 4 0 36 -29 +- 169 5 +- 129 3
7810 1 Jun 01 04:08 LAG2 1 0 43 0 +- 0 0 +- 0 0
7810 1 Jun 01 08:25 LAG2 7 0 42 -20 +- 161 23 +- 158 3
7810 1 Jun 01 21:57 LAG1 3 0 24 -52 +-2055 -38 +-1042 3
7810 4 Jun 01 02:11 LAG1 16 0 43 -40 +- 53 3 +- 36 5
7810 4 Jun 01 02:32 LAG2 17 0 9 3 +- 51 3 +- 36 5
7810 4 Jun 01 06:29 LAG2 20 0 33 -28 +- 51 5 +- 33 2
7810 4 Jun 01 10:39 LAG2 8 0 61 -53 +- 190 4 +- 110 2
7810 4 Jun 01 14:25 LAG1 19 0 36 -11 +- 46 -18 +- 24 8
7810 4 Jun 01 17:55 LAG1 18 0 28 -18 +- 48 -15 +- 30 5
7810 4 Jun 01 21:17 LAG1 18 0 30 1 +- 48 -16 +- 26 8
7810 7 Jun 01 09:08 LAG2 6 0 57 -40 +- 188 18 +- 186 3

Station 7811 (Borowiec) (Position fixed, acc. 60 mm)
7811 5 Jun 01 00:57 LAG1 13 0 52 -47 +- 55 -15 +- 48 4

Station 7820 (Kunming) (Position solved, acc. 80 mm)
7820 7 Jun 01 19:48 LAG2 3 0 25 219 +-1899 -120 +-1064 18
7820 8 Jun 01 15:37 LAG1 7 0 16 22 +- 138 -29 +- 187 2
7820 8 Jun 01 17:26 LAG2 2 0 32 134 +-4437 72 +-3127 0
7820 9 Jun 01 17:37 LAG1 3 0 8 -32 +- 755 -36 +- 736 1
7820 9 Jun 01 19:37 LAG2 10 0 9 -6 +- 81 0 +- 73 6

Station 7832 (Riyad) (Position solved, acc. 20 mm)
7832 1 Jun 01 08:51 LAG2 16 0 18 18 +- 28 0 +- 22 3
7832 2 Jun 01 10:10 LAG1 15 0 16 0 +- 28 -9 +- 21 10
7832 2 Jun 01 10:53 LAG2 16 0 38 -32 +- 28 0 +- 16 20
7832 2 Jun 01 14:01 LAG1 7 0 24 -20 +- 137 20 +- 87 19
7832 3 Jun 01 08:59 LAG2 19 0 16 13 +- 24 -1 +- 17 9
7832 3 Jun 01 12:26 LAG1 14 0 5 -3 +- 34 2 +- 21 4
7832 4 Jun 01 07:05 LAG2 16 0 16 5 +- 27 -4 +- 26 15
7832 4 Jun 01 10:55 LAG1 13 0 8 0 +- 44 0 +- 27 8
7832 4 Jun 01 11:25 LAG2 9 0 16 -29 +- 82 19 +- 64 10
7832 9 Jun 01 11:09 LAG1 22 0 35 -7 +- 23 17 +- 11 10

Station 7835 (Grasse) (Position fixed, acc. 30 mm)
7835 31 May 01 00:43 LAG1 15 0 10 -2 +- 36 -5 +- 23 1
7835 31 May 01 02:09 LAG2 13 0 7 -5 +- 37 -8 +- 41 0
7835 31 May 01 20:00 LAG1 10 0 30 -31 +- 47 1 +- 45 2
7835 31 May 01 23:09 LAG1 9 0 6 -17 +- 163 -5 +- 74 2
7835 2 Jun 01 20:43 LAG1 8 0 4 2 +- 44 0 +- 57 3
7835 3 Jun 01 19:22 LAG1 13 0 24 -21 +- 35 13 +- 31 2
7835 4 Jun 01 10:41 LAG2 8 0 10 -31 +- 196 -12 +- 104 3
7835 4 Jun 01 21:43 LAG1 9 0 8 9 +- 149 -8 +- 74 2
7835 5 Jun 01 08:59 LAG2 8 0 19 -18 +- 44 1 +- 70 2
7835 5 Jun 01 12:55 LAG2 8 0 20 -13 +- 72 8 +- 75 2
7835 5 Jun 01 16:52 LAG1 2 0 2 2 +- 210 -1 +- 574 0
7835 6 Jun 01 11:11 LAG2 5 0 32 -28 +- 61 26 +- 53 1
7835 6 Jun 01 15:29 LAG1 2 0 28 13 +- 957 -16 +-1042 0
7835 6 Jun 01 18:49 LAG1 15 0 32 25 +- 33 -20 +- 25 3
7835 6 Jun 01 22:07 LAG1 20 0 34 9 +- 28 -19 +- 16 1
7835 7 Jun 01 00:51 LAG2 21 0 24 12 +- 27 17 +- 23 2
7835 7 Jun 01 01:49 LAG1 20 0 37 -26 +- 43 -6 +- 23 8
7835 7 Jun 01 20:51 LAG1 7 0 14 -12 +- 116 2 +- 90 2
7835 8 Jun 01 23:03 LAG1 4 0 20 -34 +- 168 -17 +- 177 4
7835 9 Jun 01 21:34 LAG1 16 0 45 -27 +- 33 -14 +- 17 6

Station 7836 (Potsdam) (Position fixed, acc. 30 mm)
7836 5 Jun 01 20:22 LAG1 4 0 5 7 +- 256 -5 +- 173 4
7836 6 Jun 01 22:15 LAG1 13 0 30 10 +- 36 -23 +- 27 6
7836 7 Jun 01 01:03 LAG2 8 0 22 -3 +- 107 16 +- 104 7

Station 7838 (Simosato Observatory) (Position fixed, acc. 30 mm)
7838 7 Jun 01 16:41 LAG1 10 0 25 -22 +- 43 4 +- 40 6

Station 7839 (Graz) (Position fixed, acc. 10 mm)
7839 31 May 01 12:45 LAG1 23 0 41 41 +- 20 -7 +- 11 4
7839 1 Jun 01 08:21 LAG2 12 0 26 26 +- 31 13 +- 18 4
7839 1 Jun 01 21:51 LAG1 16 0 37 36 +- 24 -4 +- 11 4
7839 2 Jun 01 01:17 LAG1 20 0 7 7 +- 22 2 +- 12 2
7839 2 Jun 01 02:15 LAG2 17 0 37 35 +- 29 -2 +- 18 3
7839 5 Jun 01 08:53 LAG2 11 0 14 21 +- 41 11 +- 34 1
7839 5 Jun 01 12:57 LAG1 6 0 19 66 +- 425 19 +- 180 1
7839 5 Jun 01 16:31 LAG1 24 0 21 17 +- 19 -7 +- 10 4
7839 5 Jun 01 19:53 LAG1 12 0 26 16 +- 39 -6 +- 21 6
7839 7 Jun 01 08:57 LAG2 10 0 32 18 +- 33 15 +- 14 2
7839 7 Jun 01 10:15 LAG1 10 0 14 6 +- 30 23 +- 52 1
7839 7 Jun 01 13:45 LAG1 2 0 30 19 +-8380 -3 +-2945 0
7839 7 Jun 01 17:27 LAG1 11 0 33 34 +- 30 -9 +- 20 3
7839 7 Jun 01 23:21 LAG2 12 0 38 43 +- 34 -14 +- 47 2
7839 8 Jun 01 02:59 LAG2 21 0 23 16 +- 20 10 +- 12 1
7839 8 Jun 01 07:03 LAG2 18 0 18 17 +- 25 -1 +- 17 1
7839 8 Jun 01 11:25 LAG2 9 0 14 0 +- 45 8 +- 27 1
7839 8 Jun 01 22:43 LAG1 11 0 21 15 +- 29 -7 +- 13 3
7839 9 Jun 01 21:31 LAG1 14 0 39 5 +- 26 -21 +- 14 2

Station 7840 (Herstmonceux) (Position fixed, acc. 20 mm)
7840 31 May 01 00:37 LAG1 21 0 13 2 +- 23 -7 +- 12 2
7840 31 May 01 02:17 LAG2 11 0 12 11 +- 32 -1 +- 48 1
7840 31 May 01 06:03 LAG2 22 0 20 2 +- 23 13 +- 14 3
7840 31 May 01 16:23 LAG1 15 0 12 -10 +- 27 -2 +- 14 3
7840 31 May 01 23:17 LAG1 20 0 6 5 +- 24 -1 +- 13 3
7840 1 Jun 01 02:55 LAG1 12 0 9 0 +- 32 6 +- 23 1
7840 1 Jun 01 04:17 LAG2 12 0 5 5 +- 33 3 +- 34 1
7840 3 Jun 01 03:55 LAG1 8 0 36 -35 +- 38 18 +- 76 1
7840 3 Jun 01 04:27 LAG2 15 0 6 6 +- 28 0 +- 17 2
7840 3 Jun 01 08:35 LAG2 6 0 10 10 +- 44 1 +- 33 2
7840 3 Jun 01 16:07 LAG1 5 0 7 -8 +- 82 6 +- 53 3
7840 3 Jun 01 19:21 LAG1 13 0 12 0 +- 31 9 +- 24 1
7840 3 Jun 01 22:59 LAG1 11 0 30 27 +- 50 2 +- 32 1
7840 4 Jun 01 02:20 LAG1 8 0 9 -4 +- 39 6 +- 33 1
7840 4 Jun 01 02:35 LAG2 14 0 5 4 +- 29 -2 +- 23 1
7840 4 Jun 01 06:32 LAG2 18 0 4 1 +- 25 -2 +- 18 2
7840 4 Jun 01 14:27 LAG1 19 0 24 9 +- 24 -14 +- 15 4
7840 4 Jun 01 17:59 LAG1 17 0 20 12 +- 26 -9 +- 16 1
7840 4 Jun 01 21:31 LAG1 15 0 32 33 +- 29 -10 +- 20 5
7840 5 Jun 01 00:53 LAG1 16 0 14 8 +- 28 -5 +- 18 3
7840 5 Jun 01 08:47 LAG2 9 0 5 2 +- 39 4 +- 30 3
7840 7 Jun 01 08:58 LAG2 10 0 15 -4 +- 38 9 +- 32 2
7840 7 Jun 01 13:03 LAG2 12 0 30 -30 +- 31 0 +- 36 2
7840 7 Jun 01 13:59 LAG1 9 0 9 -1 +- 40 -11 +- 45 1
7840 7 Jun 01 20:57 LAG1 7 0 14 12 +- 45 -3 +- 41 2
7840 8 Jun 01 06:57 LAG2 20 0 7 -6 +- 25 -3 +- 17 1
7840 8 Jun 01 19:39 LAG1 11 0 21 20 +- 32 6 +- 31 2
7840 8 Jun 01 22:57 LAG1 16 0 4 2 +- 28 -1 +- 17 1
7840 9 Jun 01 01:25 LAG2 7 0 3 0 +- 50 -7 +- 98 1
7840 9 Jun 01 02:41 LAG1 13 0 2 1 +- 31 0 +- 30 1
7840 9 Jun 01 09:19 LAG2 2 0 23 -23 +-1368 -33 +- 966 0

Station 7845 (Grasse) (Position fixed, acc. 20 mm)
7845 31 May 01 00:33 LAG1 18 0 32 -17 +- 25 -10 +- 11 9
7845 31 May 01 10:11 LAG2 12 0 31 -21 +- 74 5 +- 44 7
7845 31 May 01 12:45 LAG1 25 0 17 2 +- 21 9 +- 12 7
7845 31 May 01 19:41 LAG1 16 0 49 -48 +- 40 0 +- 23 5
7845 31 May 01 23:07 LAG1 27 0 21 -16 +- 20 -3 +- 9 9
7845 1 Jun 01 08:27 LAG2 19 0 24 -24 +- 31 17 +- 18 6
7845 1 Jun 01 15:09 LAG1 14 0 34 -25 +- 31 15 +- 15 11
7845 2 Jun 01 23:59 LAG1 20 0 10 -7 +- 24 0 +- 11 8
7845 3 Jun 01 19:33 LAG1 11 0 28 -52 +- 65 29 +- 38 10
7845 3 Jun 01 22:39 LAG1 17 0 18 -12 +- 26 5 +- 12 8
7845 5 Jun 01 08:47 LAG2 18 0 41 -33 +- 25 13 +- 14 14
7845 6 Jun 01 11:07 LAG2 7 0 59 -36 +- 45 35 +- 24 5
7845 6 Jun 01 11:57 LAG1 9 0 27 -29 +- 58 31 +- 44 8
7845 7 Jun 01 08:57 LAG2 20 0 48 -20 +- 24 20 +- 12 16
7845 8 Jun 01 07:07 LAG2 14 0 31 -31 +- 29 -8 +- 24 4
7845 8 Jun 01 12:30 LAG1 16 0 69 -51 +- 27 29 +- 20 8

Station 7849 (Mount Stromlo) (Position fixed, acc. 10 mm)
7849 8 Jun 01 13:19 LAG2 3 0 22 19 +- 85 7 +- 193 0
7849 8 Jun 01 18:32 LAG1 1 0 35 0 +- 0 0 +- 0 0
7849 9 Jun 01 01:09 LAG1 1 0 12 0 +- 0 0 +- 0 0
7849 9 Jun 01 04:27 LAG1 8 0 8 -5 +- 36 8 +- 41 3
7849 9 Jun 01 07:21 LAG2 3 0 6 12 +-1044 -9 +- 554 0
7849 9 Jun 01 11:29 LAG2 4 0 9 18 +- 238 -22 +- 205 2
7849 9 Jun 01 15:19 LAG2 11 0 17 -13 +- 30 19 +- 40 1
7849 9 Jun 01 16:41 LAG1 20 0 11 -9 +- 21 -2 +- 11 4
7849 9 Jun 01 20:15 LAG1 12 0 37 36 +- 27 -8 +- 27 4

Station 8834 (Wettzell) (Position fixed, acc. 10 mm)
8834 31 May 01 19:47 LAG1 7 0 56 -57 +- 37 -7 +- 27 6
8834 5 Jun 01 16:41 LAG1 5 0 48 -58 +- 75 -9 +- 57 5
--------------------------------------------------------------------------------





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)
--------------------------------------------------------------
010602.0 226.9 +/- 0.1 392.2 +/- 0.1 -32025.23 +/- 0.01
010605.0 230.8 +/- 0.1 383.2 +/- 0.1 -32026.15 +/- 0.01
010608.0 237.3 +/- 0.1 375.5 +/- 0.1 -32025.19 +/- 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.


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

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