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     SITE INFORMATION FORM
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0. Form

        Prepared by            :  Matti Paunonen
        Date                   :  27 Feb 1996
        Report type            :  UPDATE
          (NEW or UPDATE)

1. Site Identification of the GPS monument

        Site Name              :  METSAHOVI
        4 char ID              :  METS
        Monument Inscription   :
        IERS DOMES Number      :  10503S011
        CDP Number             :
        Date                   :  1 May 1992
        Additional information :

2. Site Location

        City                   :  Kirkkonummi (40 km west from Helsinki)
        Country                :  Finland
        Tectonic Plate         :  Eurasian
        Additional information :

3. GPS Receiver

        Type                   :  ROGUE SNR-8C
        Serial Number          :  #302

        Firmware Version       :  7.3
        Date                   :  1 Jan 1992

        Firmware Version       :  7.5
        Date                   :  6 Dec 1993           (IGSMAIL 404)

        Firmware Version       :  7.8
        Date                   :  12 Aug 1994

        Type                   :  TURBOROGUE SNR-8100
        Serial Number          :  #131

        Firmware Version       :  2.8.32.1
        Date                   :  30 Apr 1995 0:02 UT

        Firmware Version       :  3.2.32.1 Linkdate 1995/06/29
        Date                   :  27 Feb 1996 0:10 UT

4. GPS Antenna

        Type                   :  DORNE MARGOLIN B
        Serial Number          :  125
        Date                   :  1 Jan 1992

        Vertical Antenna Height:  0.000 m
        Antenna Reference Point:  ARP
        Date                   :  30 April 1992

   The antenna height is measured from the GPS monument to the antenna
   reference point (ARP) as it has been defined in the graphics (item 10).

5. Local Site Ties

Monument             CDP    DOMES              Components        Accuracy  Date
Inscription          Number Number       dX        dY        dZ     mm yy-mm-dd

Mobile VLBI mark     7601  10503M002 -1918.178 -1548.001  1324.664   5 93-12-29
DORIS                                -1929.787 -1532.781  1330.896   5 93-12-29

   Differential coordinates from the GPS monument to the reference and other
   monuments. The components are parallel to the XYZ-axes of the global
   geocentric reference system ITRF (WGS-84).

   "Accuracy" is estimated accuracy of local GPS survey (millimeters).

6. Frequency standard

        H-maser / X /   Cesium /   /    Quartz /   /     Internal /   /
        Other (specify)        :
        Date                   : 1 May 1992

7. Collocation

        SLR    / P /    VLBI  / M /     DORIS  / P /     PRARE    /   /

        Other GEOPHYSICAL Instrumentation (specify)        :

        GWR Superconducting Gravimeter TT70, S/N 20

        Other (specify)        :

        (Mark with 'P' for permanent, 'M' for mobile collocation)

8. On-site Agency Information

        Agency                 :  Finnish Geodetic Institute
                                  Metsahovi Geodetic Observatory
        Contact                :  Matti Paunonen
        Address                :  Geodeetinrinne 2, 02430 Masala, Finland
        Telephone              :  358-0-264994
        E-mail                 :  geodeet@csc.fi
        Fax                    :  358-0-264995

9. Responsible Operations Agency
   (if different from item 8)

        Agency                 :
        Contact                :
        Address                :
        Telephone              :
        E-mail                 :
        Fax                    :

10. Please insert here the character graphics corresponding to the antenna
    type. Check, complete or change if necessary the antenna dimensions.


                         -----
                     /     +     \                        <--  0.096  L2
                    |      +      |                       <--  0.078  L1
  +-----------------+-------------+------------------+    <--  0.070  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
  +-----------------+------x------+------------------+    <--  0.000  ARP
                    |             |
                    +-------------+                       <-- -0.011
                          ||  ||

  <--                    0.361                    -->


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

11. Hard copy information

    The next items should be compiled and sent to the Central Bureau (see
    original IGS Station Information Report).

    Please mark 'X' if on file or date expected to be available.

        Site Map               :  X
        Site Diagram           :  X
        Horizon Mask           :  X
        Monument description   :  X
        Site pictures          :  X