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      ALGO REF A (ALGA) SITE INFORMATION
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   0. Form

          Prepared by            : ROBERT DUVAL        
          date                   : 24-FEB-94
          Report type            : NEW       


   1. Site Identification of the GPS Monument 

          Site name              : ALGO REF A      
          4 char ID              : ALGA    
          Monu ins               : 683100A 
          Iers domes no          :           
          CDP Number             :       
          Date                   : 16-FEB-94
          Additional Information : Monument is a brass tablet in bedrock  
                                                                          
                                                                          
                                  
   2. Site Location:

          City                   : ALGONQUIN PARK                
          Country                : CANADA         
          Tectonic Plate         : NOAM    
          Additional Information : Site known as Algonquin Space Complex, 
                                   formerly Algonquin Radio Astronomical
                                   Observatory (ARO)                          
                                  
 
   3. GPS Receiver(s): 
      
          Type                   : ROGUE SNR-8         
          Serial Number          : R115           
          Firmware Version       : MEENIX 7.5                    
          Date                   : 16-FEB-94 20:00:00  to  Present           



   4. GPS Antenna(s): 
      
          Type                   : DORNE-MARGOLIN B    
          Serial Number          : 111            
          Vertical Antenna Height: 1.503
          Antenna Ref. Point     : BOTTOM OF CHOKE RINGS         
          Date                   : 16-FEB-94 20:00:00  to  Present           

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


   5. Local Site Tie(s):

 Monument  CDP   DOMES            Components          Source   Accur.   Date
 Inscrip.  No.    No.       dX        dY       dZ               mm    yy_mm_dd

 883160   ALGO  40104M002   2.010   -9.289    -6.436               PROVISIONAL      

     Differential coordinates are 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: estimated accuracy of local survey (millimeters).


   6. Frequency standard - Mark with  "X"  


          H-maser / X /   Cesium /  /   Rubidium /  /   Internal/  /
          Date                   : 16-FEB-94 20:00:00

 
   7. Collocation  ( "P" for permanent, "M" for mobile collocation)

          SLR   / M /   VLBI  / P /   DORIS  /   /   PRARE  /   /
          Other (specify)         :                     


   8. On site Agency Information 

          Agency                  : GEODETIC SURVEY OF CANADA               
          Contact                 : Robert Duval        
          Address                 : 615 Booth St., Ottawa, Ont.
                                    CANADA, K1A 0E9                  
          Telephone               : 613-947-2786   
          E-mail                  : duval@geod.emr.ca   
          Fax                     : 613-995-3215        

   9. Responsible Operations Agency:  see No. 8 


   10. Graphic(s) corresponding to antenna type on site


        Rogue:  DORNE MARGOLIN B  (Allen Osborne Design)

                      --------                          
                   /      +     \                   <-- 0.096 L2
                  |       +      |                  <-- 0.078 L1
   +--------------+--------------+--------------+   <-- 0.070 TCR
   |                                            | 
   |                                            | 
   |                                            | 
   |                                            | 
   +---------------------x----------------------+   <-- 0.000 ARP = BCR
                  |              |              
                  +--------------+                  <-- -0.011
                      | |  | |                     
   <--               0.351                    -->


 

    
    Acronyms:
    ARP: Antenna Reference Point
    L1 : L1 Phase Center             L2 : L2 Phase Center 
    TCR: Top of Choke ring           BCR: Bottom of Choke ring
    TGP: Top of Ground Plane         BGP: Bottom of Ground Plane
    TPA: Top of Preamplifier         BPA: Bottom of Preamplifier


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