ZECK Site Information Form
     International GPS Service for Geodynamics


0.   Form

     Prepared by (full name)  : Dr. Wolfgang Schlueter,
                              : Klaus Roettcher,
                              : Rudolf Stoeger
     Date Prepared            : 14-OCT-1997
     Report Type              : UPDATE
     Prepared Using           :


1.   Site Identification of the GPS Monument

     Site Name                : Zelenchukskaya / Russia
     Four Character ID        : ZECK
     Monument Inscription     : Bolt on pillar (on the observation tower)
     IERS DOMES Number        : 12351M001
     CDP Number               :
     Date Installed           : 11-JUL-1997 00:00 UT
     Geologic Characteristic  : Conglomerat
       Bedrock Type           : Sedimentary
       Bedrock Condition      : Jointed
       Fracture Spacing       : 1 - 10 cm
       Notes                  :
     Additional Information   : A new ROGUE SNR-8000 operates
                              : since 11-JUL-1997 in Zelenchukskaya.
                              : (GPS Permanent Tracking Station)


2.   Site Location Information

     City or Town             : Zelenchukskaya
     State or Province        : Karachay-Cherkeshian
     Country                  : Russia
     Tectonic Plate           : Eurasian
     Approximate Position
       X coordinate (m)       :  3451180.9
       Y coordinate (m)       :  3060339.0
       Z coordinate (m)       :  4391962.5
       Latitude (deg)         :  43.7884 N
       Longitude (deg)        :  41.5650 E
       Elevation (m)          :  1149.0
     Additional Information   :


3.   GPS Receiver Information

3.1  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T317
     Firmware Version         : 3.2.32.4
     Date Installed           : 11-JUL-1997 00:00 UT
     Date Removed             :
     Additional Information   :


4.   GPS Antenna Information

4.1  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 289
     Antenna Height (m)       : 0.045 m     (45 mm above bolt-survey mark)
     Antenna Reference Point  : ARP
     Degree Offset from North : -
     Antenna Radome Type      : -
     Date Installed           : 11-JUL-1997 00:00 UT
     Date Removed             :
     Additional Information   :


5.   Local Site Ties

5.x  Monument Name            :
     Site Ref CDP Number      :
     Site Ref Domes Number    :
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : (m)
       dy (m)                 : (m)
       dz (m)                 : (m)
     Accuracy (mm)            : (mm)
     Date Measured            :
     Additional Information   :


6.   Frequency Standard

6.1  Standard Type            : H-Maser
       Frequency              : 5 MHZ
       Effective Dates        : 1994 - now
       Notes                  :


7.   Collocation Information

7.1  Instrumentation Type     : GLONASS
       Status                 : Permanent
       Effective Dates        : not known
       Notes                  :

7.2  Instrumentation Type     : VLBI Radiotelescope
       Status                 : under construction
       Effective Dates        :
       Notes                  :


8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (% rel h)     :
       Effective Dates        :
       Notes                  :

8.2  Pressure Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (mbar)        :
       Height Diff to GPS (m) :
       Effective Dates        :
       Notes                  :

8.3  Temperature Sensor Model :
       Manufacturer           :
       Data Frequency         :
       Accuracy (deg C)       :
       Effective Dates        :
       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                   : Institute for Applied Astronomy
     Mailing Address          : Institute for Applied Astronomy
                              : c/o Dr. Irina Kumkova
                              : 8 ul. Zhadanovskaya
                              : St. Petersburg 197042
                              : Russia
     Primary Contact
       Contact Name           : Alexander Potapenko (in Zelenchukskaya)
       Telephone (primary)    : 007-87878-43402
       Telephone (secondary)  : 007-87878-21394
       Fax                    :
       E-mail                 : asp@isida.ipa.rssi.tu
                              : ipaasp@sao.ru
     Secondary Contact
       Contact Name           : Dr. Irina Kumkova (in St. Petersburg)
       Telephone (primary)    : 007-812-2307414
       Telephone (secondary)  :
       Fax                    : 007-812-2307413
       E-mail                 : kumkova@isida.ipa.rssi.ru
     Secondary Contact
       Contact Name           : Andree Diakow (in Zelenchukskaya)
       Telephone (primary)    : 007-87878-43402
       Telephone (secondary)  : 007-87878-21394
       Fax                    :
       E-mail                 : asp@isida.ipa.rssi.ru
                              : ipaasp@sao.ru
     Additional Information   : Chief of Zelenchukskaya-Observatory is
                                Valerie Olivivov (not English speaking)


10.  Responsible Agency (if different from 9.)

     Agency                   : Bundesamt fuer Kartographie
                              : und Geodaesie
                              : Fundamentalstation Wettzell
     Mailing Address          : Bundesamt fuer Kartographie
                              : und Geodaesie
                              : Fundamentalstation Wettzell
                              : 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                 : schlueter@wettzell.ifag.de
     Secondary Contact
       Contact Name           : Klaus Roettcher
       Telephone (primary)    : (0049)-9941-603115
       Telephone (secondary)  : (0049)-9941-6030
       Fax                    : (0049)-9941-603222
       E-mail                 : roettcher@wettzell.ifag.de
     Secondary Contact
       Contact Name           : Rudolf Stoeger
       Telephone (primary)    : (0049)-9941-603114
       Telephone (secondary)  : (0049)-9941-6030
       Fax                    : (0049)-9941-603222
       E-mail                 : stoeger@wettzell.ifag.de
     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


TURBOROGUE: DORNE MARGOLIN T

                         -----
                     /     +     \                        <--  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