IGM0 Site Information Form
     International GPS Service for Geodynamics

0.   Form

     Prepared by (full name)  : Wolfgang Seemueller
     Date Prepared            : 1999-06-15
     Report Type              : NEW
     Prepared Using           :

1.   Site Identification of the GPS Monument

     Site Name                : Buenos Aires
     Four Character ID        : IGM0
     Monument Inscription     :
     IERS DOMES Number        : 41505M002
     CDP Number               :
     Date Installed           : 01/08/1998
     Geologic Characteristic  : Conglomerate
       Bedrock Type           : Sedimentary
       Bedrock Condition      :
       Fracture Spacing       :
       Notes                  :
     Additional Information   : 

2.   Site Location Information

     City or Town             : Buenos Aires
     State or Province        : Buenos Aires
     Country                  : Argentina
     Tectonic Plate           : South America
     Approximate Position
       X coordinate (m)       : 2751801.076m
       Y coordinate (m)       :-4479882.682m
       Z coordinate (m)       :-3598917.357m
       Latitude (deg)         : 34.57 S
       Longitude (deg)        : 58.44 W
       Elevation (m)          : 48.857m
     Additional Information   :

3.   GPS Receiver Information

3.1  Receiver Type            : ASHTECH Z-XII3
     Serial Number            : 463
     Firmware Version         : 1E951D0
     Date Installed           : 01-AUG-1998 00:00 UT
     Date Removed             :
     Additional Information   :

3.x  Receiver Type            :
     Serial Number            :
     Firmware Version         :
     Date Installed           :
     Date Removed             :
     Additional Information   :

4.   GPS Antenna Information

4.1  Antenna Type             : ASH700936D_M    
     Serial Number            : 769
     Antenna Height (m)       : 1.3930m
     Antenna Reference Point  : BCR
     Degree Offset from North : 0
     Antenna Radome Type      : No radome
     Date Installed           : 01-AUG-1998 00:00 UT
     Date Removed             :
     Additional Information   :

4.x  Antenna Type             :
     Serial Number            :
     Antenna Height (m)       :
     Antenna Reference Point  :
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           :
     Date Removed             :
     Additional Information   :

5.   Local Site Ties

5.1  Monument Name            : 
     Site Ref CDP Number      :
     Site Ref Domes Number    :
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : m
       dy (m)                 : m
       dz (m)                 : m
     Accuracy (mm)            :  
     Date Measured            : 
     Additional Information   :

5.2  Monument Name            : 
     Site Ref CDP Number      :
     Site Ref Domes Number    :
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 :  m
       dy (m)                 :  m
       dz (m)                 :  m
     Accuracy (mm)            :  
     Date Measured            :  
     Additional Information   :

5.x  Monument Name            : 
     Site Ref CDP Number      :
     Site Ref Domes Number    :
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : 
       dy (m)                 : 
       dz (m)                 : 
     Accuracy (mm)            : 
     Date Measured            : 
     Additional Information   :

6.   Frequency Standard

6.1  Standard Type            : 
       Frequency              :
       Effective Dates        :
       Notes                  :

6.x  Standard Type            :
       Frequency              :
       Effective Dates        :
       Notes                  :

7.   Collocation Information

7.1  Instrumentation Type     : 
       Status                 : 
       Effective Dates        : 
       Notes                  :

7.x  Instrumentation Type     : 
       Status                 : 
       Effective Dates        : 
       Notes                  :

8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (% rel h)     :
       Effective Dates        :
       Notes                  :

8.2  Pressure Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (mbar)        :
       Height Diff to GPS (m) :
       Effective Dates        :
       Notes                  :

8.3  Temperature Sensor Model :
       Manufacturer           :
       Data Frequency         :
       Accuracy (deg C)       :
       Effective Dates        :
       Notes                  :

8.4  Water Vapor Radiometer   :
       Manufacturer           :
       Distance to GPS (m)    :
       Elev Diff to GPS (m)   :
       Effective Dates        :
       Notes                  :

8.5  Other Instrumentation    : 

9.   On-Site, Point of Contact Agency Information

     Agency                   : Instituto Geografico Militar (IGM)

     Mailing Address          : Instituto Geografico Militar (IGM)
                                Departamento Geodesico Cabldo 381
				Buenos Aires - (1426)
                                Republica Argentina


     Primary Contact Name     : Mayor Eduardo Andres Lauria
       Telephone (primary)    : 54-11-4576-5576 int. 187
       Telephone (secondary)  : 
       Fax                    : 54-11-4576-5529 
       E-mail                 : geoide@mapas.igm.gov.ar
     Secondary Contact
       Contact Name           : Sergio Ruben Cimbaro
       Telephone (primary)    : 54-11-4576-5576 int. 187 
       Telephone (secondary)  :
       Fax                    : 54-11-4576-5529
       E-mail                 : geoide@mapas.igm.gov.ar
     Additional Information   :

10.  Responsible Agency (if different from 9.)

     Agency                   : DGFI 
     Mailing Address          : Marstallplatz 8
				D-80539 Muenchen
				Germany
     Primary Contact
       Contact Name           : Hermann Drewes
       Telephone (primary)    : +49-89-23031106
       Telephone (secondary)  :
       Fax                    : +49-89-23031240
       E-mail                 : drewes@dgfi.badw-muenchen.de
     Secondary Contact
       Contact Name           : Klaus Stuber
       Telephone (primary)    : +49-89-23031119
       Telephone (secondary)  :
       Fax                    : +49-89-23031240
       E-mail                 : stuber@dgfi.badw-muenchen.de
     Additional Information   :

11.  More Information

     URL for More Information :
     Hardcopy on File
       Site Diagram           : (Y)
       Site Map               : (Y)
       Horizon Mask           : (Y)
       Monument Description   : (Y)
       Site Pictures          : (Y)
     Additional Information   : (multiple lines)
     Antenna Graphics with Dimensions

     (insert text graphic)

 Dorne Margolin T
Monument Concrete Pillar



                   -------
                /     +     \                   <-- 0.135m  L2
               |      +      |                  <-- 0.117m  L1
  +----------------------------------------+    <-- 0.109m  TCR
  |                                        |
  |                                        |
  |                                        |
  |                                        |
+-+----------------------------------------+-+  <-- 0.045m, 1.393m ARP
+--------------+-------------+---------------+  <-- 0.042m BCR
               |             |
               |     +-+     |
               +-----|x|-----+   <-- undetermined, top of antenna mount, bottom of antenna
                   +-+-+-+       <-- 0.000m  
                   |     |
              +----+-----+----+  <-- Monument Concrete Pillar on roof
              |               |
              |               |
              |               |




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