VSLD Site Information Form
     GPS/GLONASS Campaign IGEX98


0.   Form

     Prepared by (full name)  :Gerrit de Jong
     Date Prepared            :23-MAR-1999
     Report Type              :REVISION 1
     Prepared Using           :


1.   Site Identification of the GPS/GLONASS Monument

     Site Name                : VSL-Delft
     Four Character ID        : VSLD
     Monument Inscription     : 1001 (GLONASS)
     IERS DOMES Number        : 13502M008
     CDP Number               : (XXXX)
     Monument Description     : STEEL MAST
     Date Installed           : 01-JUL-1997 18:00 UT)
     Geologic Characteristic  : SAND
       Bedrock Type           : SEDIMENTARY
       Bedrock Condition      : na
       Fracture Spacing       : na
       Notes                  :
     Additional Information   : Marker on steel mast on top of ele-
                                vator housing of building entrance T 


2.   Site Location Information

     City or Town             :Delft
     State or Province        :Zuid-Holland
     Country                  :Netherlands
     Tectonic Plate           :Eurasian
     Approximate Position
       X coordinate (m)       : 3923530.534 m
       Y coordinate (m)       :  300595.880 m
       Z coordinate (m)       : 5002840.636 m
       Latitude (deg)         :  51 deg 59' 59.0068" N
       Longitude (deg)        : 004 deg 22' 51.8833" E
       Elevation (m)          : 71.305 m
     Additional Information   : The above accurate coordinates are
                                of the Reference Marker in WGS84

3.   Receiver Information

3.1  Receiver Type            :3S NAV R100-40T
     Satellite System         :GPS+GLONASS
     Serial Number            :0018
     Firmware Version         :5.3
     Date Installed           :01-MAR-1996 12:00 UT
     Date Removed             :(dd-MMM-yyyy hh:mm UT)
     Additional Information   :


4.   Antenna Information

4.1  Antenna Type             :3S NAV TSA-100 CR
     Serial Number            :0003
     Antenna Height (m)       :0.163 m (above the Refence Marker)
     Antenna Reference Point  :ARP
     Degree Offset from North :
     Antenna Radome Type      :none
     Date Installed           : 12-JAN-1998 12:00 UT
     Date Removed             : dd-MMM-yyyy hh:mm UT
     Additional Information   : 


5.   Local Site Ties
                    

6.   Frequency Standard

6.1  Standard Type            : CESIUM
       Frequency              : 10 MHz, 1pps
       Effective Dates        : all 
       Notes                  : The reference time scale is UTC(VSL)


7.   Collocation Information

7.1  Instrumentation Type     : GPS
       Status                 : PERMANENT
       Effective Dates        : all
       Notes                  : single ch., single freq.timing receiver


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 Ant (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  Other Instrumentation    : (multiple lines)


9.   On-Site, Point of Contact Agency Information

     Agency                   : NMi Van Swinden Laboratorium
     Mailing Address          : P.O.Box 654
                                2600 AR Delft, The Netherlands
     Primary Contact
       Contact Name           : Gerrit de Jong
       Telephone (primary)    : +31 15 2691623
       Telephone (secondary)  : +31 15 2691500
       Fax                    : +31 15 2612971
       E-mail                 : gdejong@nmi.nl
     Secondary Contact
       Contact Name           : Leendert Jol
       Telephone (primary)    : +31 15 2691500
       Telephone (secondary)  :
       Fax                    : +31 15 2612971
       E-mail                 : ljol@nmi.nl
     Additional Information   :


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               : (Y)
       Site Diagram           : (Y)
       Horizon Mask           : (Y)
       Monument Description   : (Y)
       Site Pictures          : (Y)
     Additional Information   : (multiple lines)
     

     Antenna Graphics with Dimensions



              3SNavigation: TSA-100 3S CR

                       .  --- .                        <-- 0.300
                     /           \
                    |      +      |                  <-- 0.266 L1/L2
  +--------------------------------------------------+ <-- 0.260 TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+
+-----------++----------------------------++-----------+<- 0.192 BCR
        +---++----------------------------++---+  
       +----------------------------------------+ 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       |                                        | 
       +-------------------x--------------------+      <-- 0.000 ARP
                         |   |
<--                      |   |  0.384                -->
                         |   |
                         |   |
                         |   |
                         |   |
                         --x--          <--  -0.163 Reference Marker  
                         |   |    
                         |   |


12.  Local Events Possibly Affecting Computed Position

12.x  Date                    : (dd-MMM-yyyy hh:mm UT)
      Event                   : (multiple lines)