ROMA Site Information Form (site log)
     International GPS Service
     See Instructions at:
       ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Marco Certelli
     Date Prepared            : 2007-07-19
     Report Type              : NEW
     If Update:
      Previous Site Log       : 
      Modified/Added Sections : 


1.   Site Identification of the GNSS Monument

     Site Name                : GTR-DRS-TPZ
     Four Character ID        : ROMA
     Monument Inscription     : 
     IERS DOMES Number        : 
     CDP Number               : 
     Monument Description     : STEEL MAST
       Height of the Monument : 4
       Monument Foundation    : ROOF
       Foundation Depth       : 
     Marker Description       : 
     Date Installed           : 2007-07-19
     Geologic Characteristic  : 
       Bedrock Type           : 
       Bedrock Condition      :
       Fracture Spacing       : 
       Fault zones nearby     :
         Distance/activity    : 
     Additional Information   : (multiple lines)


2.   Site Location Information

     City or Town             : Tiburtino
     State or Province        : Rome
     Country                  : Italy
     Tectonic Plate           : Eurasian
     Approximate Position (ITRF)
       X coordinate (m)       : 4638456.5
       Y coordinate (m)       : 1034543.2
       Z coordinate (m)       : 4239708.2
       Latitude (N is +)      : +415540.29
       Longitude (E is +)     : +0123423.65
       Elevation (m,ellips.)  : 00093.6
     Additional Information   : (multiple lines)


3.   GNSS Receiver Information

3.1  Receiver Type            : ASHTECH UZ-12
     Satellite System         : GPS
     Serial Number            : 
     Firmware Version         : CQ00
     Elevation Cutoff Setting : 15
     Date Installed           : 2007-07-15
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : NONE
     Additional Information   : (multiple lines)

4.   GNSS Antenna Information

4.1  Antenna Type             : ASH701945C_M    SNOW
     Serial Number            : 
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 000.0000
     Marker->ARP North Ecc(m) : 000.0000
     Marker->ARP East Ecc(m)  : 000.0000
     Alignment from True N    : 0.
     Antenna Radome Type      : SNOW
     Radome Serial Number     : 
     Antenna Cable Type       : Amphenol TWB4001
     Antenna Cable Length     : 80
     Date Installed           : 2007-07-15
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Additional Information   : (multiple lines)


5.   Surveyed Local Ties

5.x  Tied Marker Name         : 
     Tied Marker Usage        : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
     Tied Marker CDP Number   : (A4)
     Tied Marker DOMES Number : (A9)
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : (m)
       dy (m)                 : (m)
       dz (m)                 : (m)
     Accuracy (mm)            : (mm)
     Survey method            : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc)
     Date Measured            : (CCYY-MM-DDThh:mmZ)
     Additional Information   : (multiple lines)


6.   Frequency Standard

6.1  Standard Type            : EXTERNAL RUBIDIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2005-07-15
       Notes                  : (multiple lines)

6.x  Standard Type            : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc)
       Input Frequency        : (if external)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)


7.   Collocation Information

7.x  Instrumentation Type     : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc)
       Status                 : (PERMANENT/MOBILE)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)


8.   Meteorological Instrumentation

8.1.x Humidity Sensor Model   : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : (sec)
       Accuracy (% rel h)     : (% rel h)
       Aspiration             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : (m)
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

8.2.x Pressure Sensor Model   : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : (sec)
       Accuracy               : (hPa)
       Height Diff to Ant     : (m)
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

8.3.x Temp. Sensor Model      : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : (sec)
       Accuracy               : (deg C)
       Aspiration             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : (m)
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

8.4.x Water Vapor Radiometer  : 
       Manufacturer           : 
       Serial Number          : 
       Distance to Antenna    : (m)
       Height Diff to Ant     : (m)
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

8.5.x Other Instrumentation   : (multiple lines)


9.  Local Ongoing Conditions Possibly Affecting Computed Position

9.1.x Radio Interferences     : (TV/CELL PHONE ANTENNA/RADAR/etc)
       Observed Degradations  : (SN RATIO/DATA GAPS/etc)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Additional Information : (multiple lines)


9.2.x Multipath Sources       : (METAL ROOF/DOME/VLBI ANTENNA/etc)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Additional Information : (multiple lines)

9.3.x Signal Obstructions     : (TREES/BUILDLINGS/etc)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Additional Information : (multiple lines)


10.  Local Episodic Effects Possibly Affecting Data Quality

10.x Date                     : (CCYY-MM-DD/CCYY-MM-DD)
     Event                    : (TREE CLEARING/CONSTRUCTION/etc)


11.   On-Site, Point of Contact Agency Information

     Agency                   : Telespazio
     Preferred Abbreviation   : TPZ
     Mailing Address          : Via Tiburtina, 965
                              : 00156 - Roma - Italy
     Primary Contact
       Contact Name           : Marco Certelli
       Telephone (primary)    : +390640793419
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : marco.certelli@telespazio.com
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : (multiple lines)



12.  Responsible Agency (if different from 11.)

     Agency                   : (multiple lines)
     Preferred Abbreviation   : (A10)
     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)


13.  More Information

     Primary Data Center      : ASI
     Secondary Data Center    : OLG
     URL for More Information : 
     Hardcopy on File
       Site Map               : (Y or URL)
       Site Diagram           : (Y or URL)
       Horizon Mask           : (Y or URL)
       Monument Description   : (Y or URL)
       Site Pictures          : (Y or URL)
     Additional Information   : (multiple lines)
     Antenna Graphics with Dimensions


ASH701945C_M
Dorne Margolin with chokerings, Model 701945-02 REV C

                         +-------+
                       /     +     \                        <--  0.1280 L2
                      |      +      |                       <--  0.1100 L1
    +-----------------+-------------+------------------+    <--  0.1006 TCR
    |                                                  |
    |                                                  |
    |                                                  |
    |                                                  |
  +-+--------------------------------------------------+-+  <--  0.0376
  +-------------------+-------------+--------------------+  <--  0.0346 BCR
                      |             |
                      |             |
                      +------x------+                       <--  0.0000 BPA=ARP

  <--                      0.3794                      -->


   ARP: Antenna Reference Point
   L1 : L1 Phase Center                   L2 : L2 Phase Center
   TCR: Top of Chokering                  BCR: Bottom of Chokering
   BPA: Bottom of Preamplifier