0. Form

        Prepared by            : A.T. Sinclair
        Date                   : 1993 June 3
        Report type            : New
          (NEW or UPDATE)
 
1. Site Identification of the GPS monument

        Site Name              : Herstmonceux                          
        4 char ID              : HERS
        Monument Inscription   : -
        IERS DOMES Number      : 13212M007
        CDP Number             : -
        Date                   : 1991 September
        Additional information : Located in grounds of Herstmonceux Castle

2. Site Location

        City                   : Hailsham, East Sussex
        Country                : England
        Tectonic Plate         : Eurasian
        Additional information : 

3. GPS Receiver

        Type                   : ROGUE SNR-8C (MiniRogue)
        Serial Number          : CR325
        Firmware Version       : Conan 4.2 (Meenix 7.3) (from 1993 Feb 1)
        Date                   : 1992 March 24 (SNR-8A receiver from 1991 Sept
                                                to 1992 March)

   (use type names from attached list)

4. GPS Antenna

        Type                   : Dorne Margolin B
        Serial Number          : 102
        Date                   : 1991 September

   (use type names from attached list)

        Vertical Antenna Height: 0.200
        Antenna Reference Point: base of choke ring
        Date                   : 1991 September

   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

SLR intersection    7840  13212 S001   -6.505   -10.278   +3.945    2  92-07-29
of axes


   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 survey (millimeters).

6. Frequency standard

        H-maser /   /   Cesium /   /    Quartz /   /     Internal /   /
        Other (specify)        :  Rubidium
        Date                   :  1992 April 14

        (Mark with 'X')

7. Collocation

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

        Other GEOPHYSICAL Instrumentation (specify)        :

        Other (specify)        :

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

8. On-site Agency Information 

        Agency                 : Satellite Laser Ranger
        Contact                : Dr Roger Wood
        Address                : Herstmonceux Castle, Hailsham,
                                 East Sussex BN27 1RP, England
        Telephone              : 323-833888
        E-mail                 : SLR @ UK.AC.RGO.GXVF (JANET)
                                 SLR @ GXVF.RGO.AC.UK (Internet)
        Fax                    : 323-833929

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

        Agency                 : Royal Greenwich Observatory
        Contact                : Dr. Andrew Sinclair
        Address                : Madingley Road, Cambridge CB3 0EZ, England
        Telephone              : 223-374741
        E-mail                 : ATS @ UK.AC.RGO (JANET)
                                 ATS @ RGO.AC.UK (Internet)
        Fax                    : 223-374700

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


    Rogue:  DORNE MARGOLIN B  (Allen Osborne Design)

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

  <--                    0.351                     -->


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               :       about July 93 for all items
        Site Diagram           :
        Horizon Mask           :
        Monument description   :
        Site pictures          :

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