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     SITE INFORMATION FORM
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0. Form

        Prepared by (full name): Steve DiNardo	
        Date                   : 03/94
        Report type            : Update
          (NEW or UPDATE)
 
1. Site Identification of the GPS monument

        Site Name              : Arequipa Laser Station
        4 char ID              : Areq
        Monument Inscription   : 4021-s  
        IERS DOMES Number      : none assigned yet
        CDP Number             : None
        Date                   : 1993
        Additional information : The monument is  ~ 50 m north of 
                                 TLRS-3 Laser station


2. Site Location

        City                   : Arequipa
        Country                : Peru
        Tectonic Plate         : South American
        Additional information : 


3. GPS Receiver

        Type                   : TurboRogue SNR-8000
        Serial Number          : T-253
        Firmware Version       : 2.8.32.1x 93/05/25
        Date                   : 02/94


4. GPS Antenna

        Type                   : Dorn-Margolin T
        Serial Number          : T-294
        Date                   : 02/94


        Vertical Antenna Height: 0.061 m
        Antenna Reference Point: bottom of pre-amp
        Date                   : March 29, 1994



5. Local Site Ties
        
Monument        CDP    DOMES              Components      Accuracy Date
Name          Number  Number       dX       dY      dZ     mm yy-mm-dd

TBD

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 / x  /
        Other (specify)        :
        Date                   : 03/1994

        (Mark with 'X')

7. Collocation

        SLR    /  X /    VLBI  / /     DORIS  / X /     PRARE    /  /  


        Other GEOPHYSICAL Instrumentation (specify)        :

        Other (specify)        :

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

8. On-site, Point of Contact Agency Information 

        Agency                 : JPL
        Contact                : Steve Dinardo
        Address                : 4800 Oak Grove Drive
			         Pasadena, CA  91109
        Telephone              : (818) 354-3429
        E-mail                 : sjd@logos.jpl.nasa.gov
        Fax                    : (818) 393-4965

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

        Agency                 : JPL                       
        Contact                : Steve Dinardo
        Address                : 4800 Oak Grove Drive
                                 Pasadena, CA  91109
        Telephone              : (818) 354-3429
        E-mail                 : sjd@logos.jpl.nasa.gov
        Fax                    : (818) 393-4965


10. Please insert here the character graphics corresponding to the 
antenna type.


             TurboRogue: DORNE MARGOLIN T

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

                    <--  0.381  -->




11. Hard copy information

    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