[IGSMAIL-324] RCM4, Site Information

Miranda Miranda
Tue Aug 24 17:36:32 PDT 1993


IGS Electronic Mail       24-AUG-1993 17:36:32       Message Number 324
***********************************************************************
 

>From: Miranda Chin
Subj: RCM4, Site Information
-----------------------------


Additional information of the 'Local Site Ties' are included.


        **********************************************
        Internatinal GPS Service for Geodynamics (IGS)
                    SITE INFORMATION FORM
        **********************************************


0. Form

        Prepared by (full name): Miranda Chin
        Date                   : August 20, 1993
        Report type            : NEW
          (NEW or UPDATE)
 
1. Site Identification of the GPS monument

        Site Name              : Richmond
        4 char ID              : RCM4
        Monument Inscription   : Richmond 1993
        IERS DOMES Number      : 40499 M005
        CDP Number             : not assigned
        Date                   : August 1993
        Additional information : CIGNET - Permanent GPS Tracking Network

2. Site Location

        City                   : Perrine, Florida
        Country                : U.S.A.
        Tectonic Plate         : North American
        Additional information : The monument is located at the U.S. Coast Guard
                                 ground which is adjacent to the Naval Observatory
                                 Timing Station. 

3. GPS Receiver

        Type                   : Rogue SNR-8000 (Turbo Rogue)
        Serial Number          : T 125
        Firmware Version       : 2.8
        Date                   : August 18, 1993


4. GPS Antenna

        Type                   : Dorne Margolin T
        Serial Number          : 104
        Date                   : August 18, 1993
        Vertical Antenna Height: 0.0614m
        Antenna Reference Point: BPA (Bottom of the Pre-Amp)
        Date                   : August 18, 1993


5. Local Site Ties
        
Monument              CDP       DOMES              Components            Accuracy   Date
Name                 Number     Number       dX        dY         dZ         mm    yy-mm-dd
..................  .......   ..........  .......... ........ .......... .. .. ..  .. .. ..
Richmond VLBI        7219     40499S001    15.2112   -68.3991  -123.8343           93 08 18

Richmond RCM2/MSLR   7295     40499M002	   76.0896   -69.3290  -168.0481           93 08 18

                    


Note:
    The differential coordinates are from the RCM4 GPS monument to the VLBI 7219 reference 
    point and the RCM2 GPS monument. These numbers are derived from a GPS survey conducted
    in August, 1993 with three Rogue receivers. The repeatabilities are within 2mm.

    The antenna vertical height (from the monument to the bottom of the chokering) at
    RCM2 is 0.094m.
    



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 / X /   Cesium /   /    Quartz /   /     Internal /   /
        Other (specify)        :
        Date                   : August 18, 1993


7. Collocation

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



        Other GEOPHYSICAL Instrumentation (specify)        : DORIS, Absolute Gravity

        Other (specify)        : Timing Instrumentation


8. On-site, Point of Contact Agency Information 

        Agency                 : Geosciences Laboratory, NOS/NOAA
        Contact                : Greg DeAngelo
        Address                : 11820 S.W. 166th St.
                                 Miami, FL.  33177
                                 U.S.A.
        Telephone              : 305-235-0515
        E-mail                 : 
        Fax                    : 305-255-3784

9. Responsible Operations Agency 

        Agency                 : Geosciences Laboratory, NOS/NOAA
        Contact                : Miranda Chin
        Address                : NOAA, N/OES13
                                 SSMC IV, Sta 8201
                                 1305 East-West Hwy.
                                 Silver Spring  MD  20910
                                 U.S.A.
        Telephone              : 301-713-2852
        E-mail                 : miranda at gracie.grdl.noaa.gov
        Fax                    : 301-713-4475


10. Please insert here the character graphics corresponding to the 
antenna type. Check, complete or change if necessary the antenna 
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   BPA: Bottom of Preamplifier


11. Hard copy information

    The next items should be compiled and sent to the Central Bureau 
(see original IGS Station Information Report, or contact the CB for 
forms).

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

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




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