Subject: [IGEXMail-0508] Logfile of new IGEX station Lhasa (LHAZ)
From: Heinz Habrich <[email-masked]>
Date: 18 Oct 1999 13:11:42

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IGEX Electronic Mail    18-Oct-1999 13:11:42                   Message No 0508
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Author: Heinz Habrich <[email-masked]>
Subject: Logfile of new IGEX station Lhasa (LHAZ)

LHAZ Site Information Form
     GPS/GLONASS Campaign IGEX98

0.   Form

     Prepared by (full name)  : Dr. Wolfgang Schlueter
                              : Heinz Habrich
                              : Klaus Roettcher
                              : Uwe Hessels
                              : Rudolf Stoeger
     Date Prepared            : 15-OCT-1999
     Report Type              : NEW
     Prepared Using           :

1.   Site Identification of the GPS/GLONASS Monument

     Site Name                : Lhasa / Tibet / China
     Four Character ID        : LHAZ
     Monument Inscription     : 
     IERS DOMES Number        : 21613M002
     CDP Number               : 
     Monument Description     : Pillar with bolt
     Date Installed           : 22-SEP-1999 00:00 UT
     Geologic Characteristic  : Gravel
       Bedrock Type           : None
       Bedrock Condition      : None
       Fracture Spacing       : None
       Notes                  : 
       Additional information : An Ashtech Z18 operates
                              : since 22-SEP-1999 in addition
                              : to the Turbo Rogue SNR 8000,
                              : (= four character ID LHAS).

2.   Site Location Information

     City or Town             : Lhasa
     State or Province        : Tibet
     Country                  : China
     Tectonic Plate           : Asian Plate
     Approximate Position
       X coordinate (m)       : -106943.50
       Y coordinate (m)       : 5549296.14
       Z coordinate (m)       : 3139212.60
       Latitude (deg)         : 29.6573 N
       Longitude (deg)        : 91.1040 E
       Elevation (m)          : 3622.0
     Additional Information   : The system is installed in the
                              : office of the TBSM (Tibet
                              : Autonomous Regional Bureau
                              : of Surveying and Mapping) in
                              : Lhasa. The antenna is fixed
                              : at the roof of the building.

3.   Receiver Information

3.1  Receiver Type            : ASHTECH Z18
     Satellite System         : GPS + GLONASS
     Serial Number            : ZX199909108
     Firmware Version         : 0064
     Date Installed           : 22-SEP-1999 00:00 UT
     Date Removed             : 
     Additional Information   : 

4.   Antenna Information

4.1  Antenna Type             : ASH701941B      SNOW
     Serial Number            : CRL2199911007
     Antenna Height (m)       : 0.135
     Antenna Reference Point  : ARP
     Degree Offset from North : -
     Antenna Radome Type      : SNOW
     Date Installed           : 22-SEP-1999 00:00 UT
     Date Removed             :
     Additional Information   : Ashtech Choke Ring
                              : Antenna GG, Part No.
                              : 701941 REV B with
                              : dome (SNOW).

5.   Local Site Ties

5.1  Monument Name            :  LHAS
     Site Ref CDP Number      : 
     Site Ref Domes Number    :  21613M001
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : 
       dy (m)                 : 
       dz (m)                 : 
     Accuracy (mm)            : 
     Date Measured            : 
     Additional Information   : Rogue SNR 8000

6.   Frequency Standard

6.1  Standard Type            : INTERNAL
       Frequency              : 
       Effective Dates        : 22-SEP-1999 - now
       Notes                  : 

7.   Collocation Information

7.1  Instrumentation Type     : GPS
       Status                 : PERMANENT
       Effective Dates        : 02-MAY-1995 - now
       Notes                  : Rogue SNR 8000,
                              : Four character ID LHAS

8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    : MP408A
       Manufacturer           : Rotronic, Esslingen
       Data Frequency         : 15 min
       Accuracy (% rel h)     : +/- 1.5 % rel h
       Effective Dates        : 02-MAY-1995 - now
       Notes                  : 

8.2  Pressure Sensor Model    : APS
       Manufacturer           : Roesler + Cie
       Data Frequency           15 min
       Accuracy (mbar)        : +/- 1 mbar
       Height Diff to GPS (m) : prior 27-AUG-1997  3.0 m
                              : after 27-AUG-1997  5.7 m
       Effective Dates        : 02-MAY-1995 - now
       Notes                  : 

8.3  Temperature Sensor Model : MP408A 
       Manufacturer           : Rotronic, Esslingen
       Data Frequency         : 15 min
       Accuracy (deg C)       : +/- 0.3 deg C
       Effective Dates        : 02-MAY-1995 - now
       Notes                  : 

8.4  Water Vapor Radiometer   : 
       Manufacturer           : 
       Distance to GPS (m)    : 
       Elev Diff to GPS (m)   : 
       Effective Dates        : 
       Notes                  :

8.5  Other Instrumentation    : 

9.   On-Site, Point of Contact Agency Information

     Agency                   : TBSM Tibet Autonomous Regional
                              : Bureau of Surveying and Mapping
     Mailing Address          : No. 179 Beijing Zhong Road
                              : Lhasa, Tibet 850001
                              : China
     Primary Contact
       Contact Name           : Mr. Ci Ren Tu Deng
       Telephone (primary)    : 0086-891-68323732
       Telephone (secondary)  : 
       Fax                    : 0086-891-6839393
       E-mail                 : 
       Contact Name           : Mr. Chang Muduoji
       Telephone (primary)    : 0086-891-68323732
       Telephone (secondary)  :
       Fax                    : 0086-891-6839393
       E-mail                 : [email-masked]
     Second Contact           : Mr. Wu Junli (in Beijing)
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 0086-10-68424101
       E-mail                 : [email-masked]
     Additional Information   : 

10.  Responsible Agency (if different from 9.)

     Agency                   : Bundesamt fuer Kartographie
                              : und Geodaesie
                              : Fundamentalstation Wettzell
     Mailing Address          : Sackenrieder Strasse 25
                              : D-93444 Koetzting
                              : Germany
     Primary Contact
       Contact Name           : Dr. Wolfgang Schlueter
       Telephone (primary)    : 0049-9941-603107
       Telephone (secondary)  : 0049-9941-6030
       Fax                    : 0049-9941-603222
       E-mail                 : [email-masked]
       Contact Name           : Klaus Roettcher
       Telephone (primary)    : 0049-9941-603115
       Telephone (secondary)  : 0049-9941-6030
       Fax                    : 0049-9941-603222
       E-mail                 : [email-masked]
       Contact Name           : Uwe Hessels
       Telephone (primary)    : 0049-9941-603204
       Telephone (secondary)  : 0049-9941-6030
       Fax                    : 0049-9941-603222
       E-mail                 : [email-masked]
       Contact Name           : Rudolf Stoeger
       Telephone (primary)    : 0049-9941-603114
       Telephone (secondary)  : 0049-9941-6030
       Fax                    : 0049-9941-603222
       E-mail                 : [email-masked]
     Secondary Contact        
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Additional Information   : 

11.  More Information

     URL for More Information :  
     Hardcopy on File
       Site Map               : 
       Site Diagram           : 
       Horizon Mask           : 
       Monument Description   : Y
       Site Pictures          : Y
     Additional Information   : 
     Antenna Graphics with Dimensions

                      ASH701941B
              (Ashtech Choke Ring Antenna GG
                 Part No. 701941 REV B
              with white conical Radome SNOW)

                         -----
                     /     +     \                        <--  0.128  L2
                    |      +      |                       <--  0.110  L1
  +--------------------------------------------------+    <--  0.102 
TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <--  0.038
+-------------------+-------------+--------------------+  <--  0.035 
BCR
                    |             |
                   =|             |
                    +------x------+                       <--  0.000 
ARP

<--                      0.381                       -->

   ARP: Antenna Reference Point
   L1 : L1 Phase Center                   L2 : L2 Phase Center
   TCR: Top of Chokering                  BCR: Bottom of Chokering