ILRS Site and System Information Form
      International Laser Ranging Service

 0.   Form

      Prepared by (Full Name)    : Aldo Banni
      Preparer E-mail            : banni@ca.astro.it
      Date Prepared              : 2002-05-09
      Report Type                : UPDATE
      Site Log Format Version    : 2.0
      Site Log Revision          : 


 1.   Identification of the Ranging System Reference Point (SRP)

      Site Name                  : Cagliari
      IERS DOMES Number          : 12725S013
      CDP Pad ID                 : 7548
      Subnetwork                 : EUROLAS
      Description                : AZ EL INTERSECT
      Monument Description       : N.A.
      Monument Inscription       : N.A.
      Mark Description           : N.A.
      Date Installed             : 1992-07-16
      Date Removed               : 
      Geologic Characteristic    : BEDROCK
      Additional Information     : 


 2.   Site Location Information

      City or Town               : Capoterra
      State or Province          : Cagliari
      Country                    : Italy
      Tectonic Plate             : Eurasian
      Local Time (UTC +/- hours) : 
      Approximate Position
        X coordinate          [m]: 4893449.6
        Y coordinate          [m]: 772685.5
        Z coordinate          [m]: 4004378.8
        Latitude            [deg]: 39.1361 N
        Longitude           [deg]: 8.9724 E
        Elevation             [m]: 206.4
      Survey Method              : 
      Date Measured              : 
      Additional Information     : 


 3.   General System Information

 3.01 System Name                : CAGLAS
      4-Character Code           : CGLL
      CDP System Number          : 62
      CDP Occupation Number      : 01
      Eccentricity to SRP (if Not Identical With SRP)
        North                 [m]: 
        East                  [m]: 
        Up                    [m]: 
        Date Measured            : 
      Date Installed             : 1992-07-16
      Date Removed               : 
      Additional Information     : 


 4.   Telescope Information

 4.01 Receiving Telescope Type   : CASSEGRAIN
        Aperture              [m]: 0.5
        Mount                    : AZ-EL
      Date Installed             : 
      Date Removed               : 
      Xmitting Telescope Type    : CASSEGRAIN
        Aperture              [m]: 0.5
      Date Installed             : 
      Date Removed               : 
      Tracking Camera Type       : NONE
        Model                    : 
        Manufacturer             : 
        Field of View       [deg]: 
        Minimum Magnitude   [mag]: 
      Date Installed             : 
      Date Removed               : 
      Transmit/Receive Path      : COMMON COUDE
      Transmit/Receive Switch    : PERFORATED MIRROR
      Max Slew Rate Az    [deg/s]: 6
      Max Slew Rate El    [deg/s]: 6
      Max Used Tracking Rate Az  : 6
      Max Used Tracking Rate El  : 6
      Telescope Shelter          : DOME
      Daylight Filter Type       : SPECTRAL FILTER
      Dayl. Filt. Bandwidth  [nm]: 0.3
      Adjustable Attenuation     : RECEIVE
      Adjustable Field of View   : 
      Transmit Efficiency        : 0.70
      Receive Efficiency         : 0.35
      Date Installed             : 1993-10-05
      Date Removed               : 
      Additional Information     : Updating in progress


 5.   Laser System Information

 5.01 Laser Type                 : ND:YAG
      Model                      : 
      Manufacturer               : 
      Number of Amplifiers       : 1
      Primary Wavelength     [nm]: 1064
      Primary Maximum Energy [mJ]: N.A.
      Secondary Wavelength   [nm]: 532
      Secondary Max. Energy  [mJ]: 80
      Xmit Energy Adjustable     : NO
        Additional Information   : 
      Pulse Width (FWHM)     [ps]: 100
      Max. Repetition Rate   [Hz]: 10
      Fullw. Beam Divergence  ["]: 100 - 200
        Theoretical Beam Div     : 
        Measured Beam Div        : 
          Method Used            : 
          Additional Information : 
      Final Beam Diameter     [m]: 0.2
      Eyesafe                    : NO
      Eyesafe Standard           : ANSI Z136.1
      Polarization on Exit       : 
      Laser Fire Control         : 
      Laser Energy Monitor       : 
      Start Diode Type           : 
        Manufactorer             : 
        Model                    : 
        Quantum Efficiency    [%]: 
        Rise/Fall Time       [ps]: 
        Date Installed           : 
        Date Removed             : 
        Signal Processing        : 
          Manufacturer           : 
          Model                  : 
          Date Installed         : 
          Date Removed           : 
          Additional Information : 
      Date Installed             : 1990-01-11
      Date Removed               : 
      Additional Information     : 


 6.   Receiver System

 6.01.01 Primary Chain
         Wavelength          [nm]: 532
         Detector Type           : PMT
           Manufacturer          : Hamamatsu
           Model                 : R943-02
           Quantum Efficiency [%]: 20
           Nominal Gain          : 5e5
           Rise Time         [ps]: 3000
           Jitter (Single PE)[ps]: 90
           Field of View Diam ["]: 100
           Date Installed        : 1993-10-15
           Date Removed          : 
         Amplifier Type          : 
           Manufacturer          : 
           Model                 : 
           Gain                  : 
           Bandwidth             : 
           Date Installed        : 
           Date Removed          : 
           Additional Information: 
         Signal Processing       : CFD
           Manufacturer          : Ortec
           Model                 : 584
           Date Installed        : 1994-05-14
           Date Removed          : 
           Amplitude Measurement : NO
           Return-Rate Controlled: NO
           Mode of Operation     : Single to Multi Photons
           Additional Information: 
         Time of Flight Observ.  : INTERVAL
           Manufacturer          : Hewlett-Packard
           Model                 : 5370B
           Resolution        [ps]: 20
           Precision         [ps]: 35
           Date Installed        : 1987-09-30
           Date Removed          : 
         Additional Information  : HP5370B frequency source is internal
                                 : QUARTZ HP10811

 6.02.01 Secondary Chain
         Wavelength          [nm]: 
         Detector Type           : 
           Manufacturer          : 
           Model                 : 
           Quantum Efficiency [%]: 
           Nominal Gain          : 
           Rise Time         [ps]: 
           Jitter (Single PE)[ps]: 
           Field of View Diam ["]: 
           Date Installed        : 
           Date Removed          : 
         Amplifier Type          : 
           Manufacturer          : 
           Model                 : 
           Gain                  : 
           Bandwidth             : 
           Date Installed        : 
           Date Removed          : 
           Additional Information: 
         Signal Processing       : 
           Manufacturer          : 
           Model                 : 
           Date Installed        : 
           Date Removed          : 
           Amplitude Measurement : 
           Return-Rate Controlled: 
           Mode of Operation     : 
           Additional Information: 
         Time of Flight Observ.  : 
           Manufacturer          : 
           Model                 : 
           Resolution        [ps]: 
           Precision         [ps]: 
           Date Installed        : 
           Date Removed          : 
         Additional Information  : 

 6.03.01 Tertiary Chain
         Wavelength          [nm]: 
         Detector Type           : 
           Manufacturer          : 
           Model                 : 
           Quantum Efficiency [%]: 
           Nominal Gain          : 
           Rise Time         [ps]: 
           Jitter (Single PE)[ps]: 
           Field of View Diam ["]: 
           Date Installed        : 
           Date Removed          : 
         Amplifier Type          : 
           Manufacturer          : 
           Model                 : 
           Gain                  : 
           Bandwidth             : 
           Date Installed        : 
           Date Removed          : 
           Additional Information: 
         Signal Processing       : 
           Manufacturer          : 
           Model                 : 
           Date Installed        : 
           Date Removed          : 
           Amplitude Measurement : 
           Return-Rate Controlled: 
           Mode of Operation     : 
           Additional Information: 
         Time of Flight Observ.  : 
           Manufacturer          : 
           Model                 : 
           Resolution        [ps]: 
           Precision         [ps]: 
           Date Installed        : 
           Date Removed          : 
         Additional Information  : 


 7.   Tracking Capabilities

 7.01 Satellites
        Very Low Alt (<400 km)   : NIGHT
        Low Altitude (400-2000)  : NIGHT
        LAGEOS/LARES             : NIGHT
        GLONASS                  : NO
        Etalon                   : NO
        GNSS                     : NO
        Geosynchronous           : 
        Moon                     : NO
      Ave. Pass Switch Time   [s]: 120
      Average values for LAGEOS
        Single Shot RMS      [mm]: 35
        # of Obs per NP          : 10
        Use of Semi-trains       : NO
        # of Semi-train Tracks   : N.A.
      Range Gate Width       [ns]: 50000
      Beam Pointing Accuracy  ["]: 40
      Angle Encoder Resolution["]: 20
      Min. Tracking Elev.   [deg]: 10
      Laser Polarization @emitter: 
      Operation
        Months per Year          : 12
        Days per Week            : 5
        Hours per Day            : 6
        Staff per Shift          : 1
        System Shared With       : NOTHING
        Time Allocated to SLR [%]: 100
        Remotely Controllable    : NO
      Tracking Restrictions
        Go/No-go flag            : 
          Satellite Verification : 
          Date Verified          : 
        Maximum elevation        : 
          Satellite Verification : 
          Date Verified          : 
        Pass segments            : 
          Satellite Verification : 
          Date Verified          : 
        Schedule segments        : 
          Satellite Verification : 
          Date Verified          : 
        Maximum laser power limit: 
          Satellite Verification : 
        Date Verified            : 
      Date First Applicable      : 1993-11-08 HH:MM UT
      Date Last Applicable       : 
      Additional Information     : 


 8.   Calibration

 8.01 Calibration Type           : PRE+POST
      Target Location            : EXTERNAL
      Target Type                : CORNER CUBE
      Target Structure           : CONCRETE PIER
      Number of Targets          : 
      Target Distance(s)      [m]: 120.073
        Date Measured            : 1992-07-16
        Accuracy             [mm]: 5
        Verification             : 
      Return-Rate Controlled     : YES
      Eye-Safe Method            : 
        Additional Information   : 
      Mode of Operation          : MULTI PHOTON
      Calibration performed      : 3
      Single Shot RMS        [mm]: 35
      Edit Criterion 1st Chain   : MANUAL
      Edit Criterion 2nd Chain   : N.A.
      Application of Cal Data    : AVERAGE
      Date Installed             : 
      Date Removed               : 
      Additional Information     : 


 9.   Time and Frequency Standards

 9.01.01 Frequency Standard Type : Cesium
         Model                   : 5071A
         Manufacturer            : HP
         Short Term Stab.  [e-12]: 5
         Long Term Stab.   [e-12]: 0.01
         Time Reference          : GPS
         Synchronization         : GPS
         Epoch Accuracy      [ns]: 1000
         Date Installed          : 1992-07-16
         Date Removed            : 
         Additional Information  : We have 2 cesiums. Prior
                                 : to July 14, 2000 frequency
                                 : input to HP5370 was the 
                                 : internal HP5370 oscillator. 

 9.01.02 Frequency Standard Type : Oven Controlled Crystal Oscillator
         Model                   : 10811
         Manufacturer            : HP
         Short Term Stab.  [e-12]: 
         Long Term Stab.   [e-12]: 500
         Time Reference          : GPS
         Synchronization         : GPS
         Epoch Accuracy      [ns]: 1000
         Date Installed          : 1992-07-16
         Date Removed            : 2000-07-14
         Additional Information  : HP5370B frequency source is the
                                 : internal quartz HP10811.

 9.02.01 GNSS Timing Rcvr Model  : 9390-6010
         Manufacturer            : Datum
         Date Installed          : 1992-07-16
         Date Removed            : 
         Additional Information  : 

 9.03.01 One-way System Calibration
         Date performed          : 
         Direction Calibrated    : 
         Additional Information  : 


10.   Preprocessing Information

10.01 On-site NP Generation      : YES
      Data Screening             : IRV+POLYNOMIAL
      Return-Rate Rejection      : 
      Edit Criterion 1st Chain   : MANUAL
      Edit Criterion 2nd Chain   : N.A.
      Upload interval            : DAILY
      Date First Applicable      : 1994-01-18 HH:MM UT
      Date Last Applicable       : 
      Additional Information     : 


11.   Aircraft Detection

11.01 Detection Type             : CAMERA
      Manufacturer/Provider      : 
      Automatic Laser Shutoff    : 
      Alarms Recorded            : 
      Hazard Distance        [km]: 
      Date Installed             : 
      Date Removed               : 
      Additional Information     : 


12.   Meteorological Instrumentation

12.01.01 Pressure Sensor Model   : PTB100
         Manufacturer            : Vaisala
         Recording Interval      : EVERY MINUTE
         Accuracy          [mbar]: 0.1
         Height Diff to SRP   [m]: -10
         Distance from SRP    [m]: 
         Date Installed          : 1999-06-14 HH:MM UT
         Calibration Interval    : 
         Date Removed            : 
         Additional Information  : 

12.02.01 Temp Sensor Model       : HMP35
         Manufacturer            : Vaisala
         Recording Interval      : EVERY MINUTE
         Accuracy         [deg C]: 0.1
         Date Installed          : 1999-06-14 HH:MM UT
         Calibration Interval    : 
         Date Removed            : 
         Additional Information  : 

12.03.01 Humidity Sensor Model   : HMP35
         Manufacturer            : Vaisala
         Recording Interval      : (hh:mm:ss/PER PULSE/PER PASS/etc)
         Accuracy       [% rel h]: 3
         Date Installed          : 1999-06-14 HH:MM UT
         Calibration Interval    : 
         Date Removed            : 
         Additional Information  : 


13.   Local Ties, Eccentricities, and Collocation Information

13.01 Collocated Permanent Geodetic Systems

13.01.01.01 GNSS                 : IGS+EUREF
            Date Installed       : 2001-07-11
            Date Removed         : 
            Additional Info      : TRIMBLE 4000SSI
13.01.01.02 GNSS                 : IGS+EUREF
            Date Installed       : 1995-04-07
            Date Removed         : 2001-07-11
            Additional Info      : ROGUE SNR-8100
13.01.02.01 DORIS                : NO
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.03.01 PRARE                : NO
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.04.01 VLBI                 : NO
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.05.01 Gravimeter           : NO
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.06.01 Other SLR            : 
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 

13.02.01.01 Local Ties from the SRP to Other Monuments or Systems on Site

         Monument Name           : 7545
         Instrumentation Type    : SLR
         Instrumentation Status  : MOBILE
         DOMES Number            : 12725M002
         CDP Number              : 7545
         Differential Components (ITRS)
           dx                 [m]: 51.744 +- 0.006
           dy                 [m]: 90.556 +- 0.006
           dz                 [m]: -114.035 +- 0.006
           Date Measured         : 1997-07-04
           Determined by         : A. Banni
         Date Installed          : 
         Date Removed            : 
         Additional Information  : 

13.03.01.01 Eccentricities Between Other Monuments on Site

         From: Monument Name     : CAGL GPS
               DOMES Number      : 12725M003
               CDP Number        : 
         To:   Monument Name     : CDP 7545
               DOMES Number      : 12725M002
               CDP Number        : 7545
         Differential Components (ITRS)
           dx                 [m]: 19.022 +- 0.006
           dy                 [m]: 23.829 +- 0.006
           dz                 [m]: -40.977 +- 0.006
           Date Measured         : 1997-07-04
           Determined by         : A. Banni
         Additional Information  : 


14.   Local Events Possibly Affecting Computed Position

14.01 Date                       : 
      Event                      : 
      Additional Information     : 


15.   On-Site, Point of Contact Agency Information

      Agency                     : Astronomical Station of Cagliari
      Mailing Address            : Loc. Poggio dei Pini
                                 : 09012 CAPOTERRA - ITALY
      Website                    : 
      Primary Contact
        Contact Name             : Aldo Banni
        Telephone (primary)      : +39 070 71180 226
        Telephone (secondary)    : 
        Fax                      : +39 070 71180 222
        E-mail                   : banni@ca.astro.it
      Secondary Contact
        Contact Name             : Leonardo Mureddu
        Telephone (primary)      : +39 070 71180
        Telephone (secondary)    : 
        Fax                      : 
        E-mail                   : mureddu@ca.astro.it
      Tertiary Contact
        Contact Name             : 
        Telephone (primary)      : 
        Telephone (secondary)    : 
        Fax                      : 
        E-mail                   : 
      Additional Information     : 


16.   Responsible Agency (if different from 15.)

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


17.   More Information

      URL for More Information   : www.ca.astro.it/spaceg
      Hardcopy on File
        Site Map                 : YES
        Site Diagram             : YES
        Horizon Mask             : NO
        Monument Description     : NO
        Site Pictures            : YES
      Additional Information     :