SANT Site Information Form
     International GPS Service for Geodynamics


0.   Form

     Prepared by (full name)  : David A. Stowers
     Date Prepared            : 02-DEC-1998
     Report Type              : UPDATE
     Prepared Using           :


1.   Site Identification of the GPS Monument

     Site Name                : Santiago Tracking Station
     Four Character ID        : SANT
     Monument Inscription     : 4001-S
     IERS DOMES Number        : 41705M003
     CDP Number               : (XXXX)
     Date Installed           : 01-JAN-1992 hh:mm UT
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/WEATHERED)
       Fracture Spacing       : (1-10 cm/10-50 cm/50-200 cm/over 200 cm)
       Notes                  : (multiple lines)
     Additional Information   : Geological Province: Andean Cordillera
                              : Local Geology: The top layer of soil from 0.91
                              : meters to 1.52 meters is composed of clay and is
                              : subject to extensive swelling and shrinking.
                              : Clay below the top layer is a rather stable
                              : compact material.
                              : Geological information from "NASA Space Geodesy
                              : Program: Catalogue of Site Information",
                              : Technical Memorandum 4482, March 1993, p527.


2.   Site Location Information

     City or Town             : Santiago
     State or Province        :
     Country                  : Chile
     Tectonic Plate           : South American
     Approximate Position
       X coordinate (m)       : 1769693.3295
       Y coordinate (m)       : -5044574.1436
       Z coordinate (m)       : -3468321.0883
       Latitude (deg)         : -33.15029022
       Longitude (deg)        : -70.66855655
       Elevation (m)          : 723.0399
     Additional Information   : Latitude, Longitude and Elevation derived from
                              : "IERS Technical Note 20, Results and Analysis
                              : of the ITRF94" March 1996; Table 6 "ITRF94
                              : Class B Station Coordinates at Epoch 1993.0",
                              : pT68.
                              : The site is on the grounds of NASA's Santiago
                              : Tracking Station which is located on a flat area
                              : surrounded by flat hills, 31.5 kilometers north
                              : of Plaza Bulnas, Santiago, and 15.5 kilometers
                              : northwest of Peldehue. The site is in a cleared
                              : area with sparse tree cover.
                              : Site information from "NASA Space Geodesy
                              : Program: Catalogue of Site Information",
                              : Technical Memorandum 4482, March 1993, p527.


3.   GPS Receiver Information

3.1  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 6.1
     Date Installed           : 04-FEB-1992 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.2  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 7.0
     Date Installed           : 26-MAY-1992 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.3  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 7.3
     Date Installed           : 04-FEB-1993 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.4  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 7.4
     Date Installed           : 03-JUN-1993 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.5  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 7.5
     Date Installed           : 20-OCT-1993 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.6  Receiver Type            : ROGUE SNR-8
     Serial Number            : 95
     Firmware Version         : 7.8
     Date Installed           : 11-MAY-1994 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.7  Receiver Type            : ROGUE SNR-12 RM
     Serial Number            : 221
     Firmware Version         : 3.2 link 3/9/95
     Date Installed           : 17-JUL-1996 hh:mm UT
     Date Removed             : 11-NOV-1998 hh:mm UT
     Additional Information   : (multiple lines)

3.8  Receiver Type            : ROGUE SNR-8000
     Serial Number            : 352
     Firmware Version         : 3.2 link 3/9/95
     Date Installed           : 11-NOV-1998 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

3.x  Receiver Type            :
     Serial Number            :
     Firmware Version         :
     Date Installed           : (dd-MMM-yyyy hh:mm UT)
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)


4.   GPS Antenna Information

4.1  Antenna Type             : DORNE MARGOLIN R
     Serial Number            : 95
     Antenna Height (m)       : 0.093
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 24-FEB-1992 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

4.2  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 251
     Antenna Height (m)       : 0.0614
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      : JPL design
     Date Installed           : 17-JUL-1996 hh:mm UT
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)

4.x  Antenna Type             :
     Serial Number            :
     Antenna Height (m)       : (m)
     Antenna Reference Point  : (ARP/BCR/BPA)
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : (dd-MMM-yyyy hh:mm UT)
     Date Removed             : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)


5.   Local Site Ties

5.1  Monument Name            : SANT 7400
     Site Ref CDP Number      : 7400
     Site Ref Domes Number    : 41705M001
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : 6.3090
       dy (m)                 : -38.8290
       dz (m)                 : 61.1460
     Accuracy (mm)            : (mm)
     Date Measured            : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : Mark SLR

5.x  Monument Name            :
     Site Ref CDP Number      : (XXXX)
     Site Ref Domes Number    : (XXXXXXXXX)
     Differential Components from GPS Mark to Site Reference (ITRS)
       dx (m)                 : (m)
       dy (m)                 : (m)
       dz (m)                 : (m)
     Accuracy (mm)            : (mm)
     Date Measured            : (dd-MMM-yyyy hh:mm UT)
     Additional Information   : (multiple lines)


6.   Frequency Standard

6.1  Standard Type            : H-MASER
       Frequency              :
       Effective Dates        : 04-FEB-1992 - 12-JAN-1997
       Notes                  : (multiple lines)

6.2  Standard Type            : INTERNAL
       Frequency              :
       Effective Dates        : 12-JAN-1997 - dd-MMM-yyyy
       Notes                  : clock steering enabled

6.2  Standard Type            : CESIUM
       Frequency              : 5 MHz
       Effective Dates        : 11-NOV-1998 - dd-MMM-yyyy
       Notes                  : clock steering disabled

6.x  Standard Type            : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM)
       Frequency              :
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)


7.   Collocation Information

7.x  Instrumentation Type     : SLR/VLBI
       Status                 : (PERMANENT/MOBILE)
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)


8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (% rel h)     : (% rel h)
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)

8.2  Pressure Sensor Model    :
       Manufacturer           :
       Data Frequency         :
       Accuracy (mbar)        : (mbar)
       Height Diff to GPS (m) : (m)
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)

8.3  Temperature Sensor Model :
       Manufacturer           :
       Data Frequency         :
       Accuracy (deg C)       : (deg C)
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)

8.4  Water Vapor Radiometer   :
       Manufacturer           :
       Distance to GPS (m)    : (m)
       Elev Diff to GPS (m)   : (m)
       Effective Dates        : (dd-MMM-yyyy - dd-MMM-yyyy)
       Notes                  : (multiple lines)

8.5  Other Instrumentation    : (multiple lines)


9.   On-Site, Point of Contact Agency Information

     Agency                   : JPL
     Mailing Address          : 4800 Oak Grove Drive
                              : Pasadena Ca. 91109
     Primary Contact
       Contact Name           : David A. Stowers
       Telephone (primary)    : 818-354-7055
       Telephone (secondary)  :
       Fax                    : 818-393-4965
       E-mail                 : dstowers@jpl.nasa.gov
     Secondary Contact
       Contact Name           : Oivind Ruud/UNAVCO
       Telephone (primary)    : 303-497-8030
       Telephone (secondary)  : 303-497-8002
       Fax                    : 303-497-8028
       E-mail                 : ruud@unavco.ucar.edu
     Additional Information   : (multiple lines)


10.  Responsible Agency (if different from 9.)

     Agency                   : (multiple lines)
     Mailing Address          : (multiple lines)
     Primary Contact
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Secondary Contact
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Additional Information   : (multiple lines)


11.  More Information

     URL for More Information :
     Hardcopy on File
       Site Map               : 12/94
       Site Diagram           : 12/94
       Horizon Mask           : 12/94
       Monument Description   : 12/94
       Site Pictures          : 12/94
     Additional Information   : (multiple lines)
     Antenna Graphics with 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
   L1 : L1 Phase Center                   L2 : L2 Phase Center
   TCR: Top of Chokering                  BCR: Bottom of Chokering