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Ajaccio (FTLRS): Site Log

Instructions and Update Site Log

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Section: 0. Form
Section: 1. Identification of the Ranging System Reference Point (SRP)
Section: 2. Site Location Information
Section: 3. General System Information
Section: 4. Telescope Information
Section: 5. Laser System Information
Section: 6. Receiver System
Section: 7. Tracking Capabilities
Section: 8. Calibration
Section: 9. Time and Frequency Standards
Section: 10. Preprocessing Information
Section: 11. Aircraft Detection
Section: 12. Meteorological Instrumentation
Section: 13. Local Ties, Eccentricities, and Collocation Information
Section: 14. Local Events Possibly Affecting Computed Position
Section: 15. On-Site, Point of Contact Agency Information
Section: 16. Responsible Agency (if different from 15.)
Section: 17. More Information

      ILRS Site and System Information Form
      International Laser Ranging Service
 
 0.   Form
 
      Prepared by (Full Name)    : Francis Pierron
      Preparer E-mail            : francis.pierron@obs-azur.fr 
      Date Prepared              : 2008-09-29
      Report Type                : UPDATE
      Format Version             : 1.0
 
 
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 1.   Identification of the Ranging System Reference Point (SRP)
 
      Site Name                  : Ajaccio, France (mobile slr)
      IERS DOMES Number          : 10077M002
      CDP Pad ID                 : 7848
      Subnetwork                 : EUROLAS
      Description                : MONUMENT
      Monument Description       : Chiselled cross in a marker
      Monument Inscription       : N.A.
      Mark Description           : Chiselled cross
      Date Installed             : 1996-09-01
      Date Removed               : (yyyy-mm-dd)
      Geologic Characteristic    : BEDROCK
      Additional Information     : (multiple lines)
 
 
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 2.   Site Location Information
 
      City or Town               : Ajaccio
      State or Province          : Corse
      Country                    : France
      Tectonic Plate             : Eurasian
      Approximate Position
        X coordinate          [m]: 4696992.031
        Y coordinate          [m]:  724001.511
        Z coordinate          [m]: 4239671.560
        Latitude            [deg]: 41.9274 N
        Longitude           [deg]: 8.7627 E
        Elevation             [m]: 96.8169
      Additional Information     : Coordinate system is WGS 84
 
 
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 3.   General System Information
 
 3.01 System Name                : FTLRS
      4-Character Code           : AJAF
      CDP System Number          : 69
      CDP Occupation Number      : 01
      Eccentricity to SRP 
        North                 [m]: 0.000 +- 0.001
        East                  [m]: 0.000 +- 0.001
        Up                    [m]: 1.7772 +- 0.001
        Date Measured            : 1996-10-01
      Date Installed             : 1996-09-01
      Date Removed               : 1997-03-01
      Additional Information     : 
 
 
 3.02 System Name                : FTLRS
      4-Character Code           : AJAF
      CDP System Number          : 69
      CDP Occupation Number      : 02
      Eccentricity to SRP 
        North                 [m]: 0.000 +- 0.001
        East                  [m]: 0.000 +- 0.001
        Up                    [m]: 1.8258 +- 0.001
        Date Measured            : 2002-09-01
      Date Installed             : 2002-01-12
      Date Removed               : 2002-08-01
      Additional Information     : 
 
 3.03 System Name                : FTLRS
      4-Character Code           : AJAF
      CDP System Number          : 69
      CDP Occupation Number      : 03
      Eccentricity to SRP 
        North                 [m]: 0.000 +- 0.001
        East                  [m]: 0.000 +- 0.001
        Up                    [m]: 1.8504 +- 0.001
        Date Measured            : 2005-05-13
      Date Installed             : 2005-05-10
      Date Removed               : 2005-10-31
      Additional Information     : 
 
 3.04 System Name                : FTLRS
      4-Character Code           : AJAF
      CDP System Number          : 69
      CDP Occupation Number      : 04
      Eccentricity to SRP 
        North                 [m]: 0.000 +- 0.001
        East                  [m]: 0.000 +- 0.001
        Up                    [m]: 1.7765 +- 0.001
        Date Measured            : 2008-09-25
      Date Installed             : 2008-07-09
      Date Removed               : NA
      Additional Information     : 
 
 
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 4.   Telescope Information
 
 4.01 Receiving Telescope Type   : CASSEGRAIN 
        Aperture              [m]: .13
        Mount                    : AZ-EL 
      Xmitting Telescope Type    : CASSEGRAIN
        Aperture              [m]: 0.13
      Tracking Camera Type       : CCD 
        Model                    : SV0500
        Manufacturer             : Digital vison technologie
        Field of View       [deg]: .066
        Minimum Magnitude   [mag]: 3
      Transmit/Receive Path      : COMMON
      Transmit/Receive Switch    : POLARIZER
      Max Slew Rate Az    [deg/s]:  30
      Max Slew Rate El    [deg/s]:  10
      Max Used Tracking Rate Az  :  20
      Max Used Tracking Rate El  :  10
      Telescope Shelter          :  TENT
      Daylight Filter Type       :  Interferential filter oven controled
      Dayl. Filt. Bandwidth  [nm]:  1.00
      Adjustable Attenuation     :  RECEIVE
      Transmit Efficiency        :  0.45
      Receive Efficiency         :  0.20
      Date Installed             :  1996-09-01
      Date Removed               :  NA
      Additional Information     : (multiple lines)
 
 
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 5.   Laser System Information
 
 5.01 Laser Type                 : ND:YAG 
      Number of Amplifiers       : 1 
      Primary Wavelength     [nm]: 1064
      Primary Maximum Energy [mJ]: 60
      Secondary Wavelength   [nm]: NA
      Secondary Max. Energy  [mJ]: NA
      Xmit Energy Adjustable     : NO 
      Pulse Width (FWHM)     [ps]: 100
      Max. Repetition Rate   [Hz]: 10
      Fullw. Beam Divergence  ["]: 60
      Final Beam Diameter     [m]: .10
      Eyesafe                    : NO
      Eyesafe Standard           : ANSI 136.1 
      Date Installed             : 1995-11-01
      Date Removed               : 1997-11-01
      Additional Information     : On calibration, attenuated via 
                                 : amplifier delay. 
                                 : Amplifier is double pass. 
                                 : Xmit energy only adjusted for 
                                 : calibration.
 
 
 5.02 Laser Type                 : ND:YAG 
      Number of Amplifiers       : 1 
      Primary Wavelength     [nm]: 532
      Primary Maximum Energy [mJ]: 20
      Secondary Wavelength   [nm]: NA
      Secondary Max. Energy  [mJ]: NA
      Xmit Energy Adjustable     : YES 
      Pulse Width (FWHM)     [ps]: 35
      Max. Repetition Rate   [Hz]: 10
      Fullw. Beam Divergence  ["]: 30
      Final Beam Diameter     [m]: .10
      Eyesafe                    : NO
      Eyesafe Standard           : ANSI 136.1 
      Date Installed             : 2001-07-01
      Date Removed               : NA
      Additional Information     : On calibration, attenuated via 
                                 : amplifier delay and neutral density
                                 : Amplifier is double pass. 
 
 
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 6.   Receiver System
 
  6.01   Primary Chain
         Wavelength          [nm]: 532
         Detector Type           : CSPAD
           Manufacturer          : PESO Consulting
           Model                 : N/A
           Quantum Efficiency [%]: 5
           Nominal Gain          : N/A
           Rise Time         [ps]: <2400
           Jitter (Single PE)[ps]: <20
           Field of View      ["]: 50
           Date Installed        : 2001-07-01
           Date Removed          : N/A
         Signal Processing       : Time Walk Compensation
           Manufacturer          : Graz
           Model                 : N/A
           Date Installed        : 2001-07-01
           Date Removed          : N/A
           Amplitude Measurement : NO
           Return-rate Controlled: YES
           Mode of Operation     : Few Photons
         Time of Flight Observ.  : INTERVAL 
           Manufacturer          : Stanford
           Model                 : 620
           Resolution        [ps]: 4
           Precision         [ps]: 30
           Date Installed        : 2001-07-01
           Date Removed          : (yyyy-mm-dd)
         Additional Information  : (multiple lines) 
 
 6.02     Primary Chain
         Wavelength          [nm]: 532
         Detector Type           : CSPAD
           Manufacturer          : PESO Consulting
           Model                 : N/A
           Quantum Efficiency [%]: 5
           Nominal Gain          : N/A
           Rise Time         [ps]: <2400
           Jitter (Single PE)[ps]: <20
           Field of View      ["]: 50
           Date Installed        : 2001-07-01
           Date Removed          : N/A 
         Signal Processing       : Time Walk Compensation
           Manufacturer          : Graz
           Model                 : N/A
           Date Installed        : 2001-07-01
           Date Removed          : N/A
           Amplitude Measurement : NO
           Return-rate Controlled: YES
           Mode of Operation     : Few Photons
         Time of Flight Observ.  : Event Timer 
           Manufacturer          : Dassaut
           Model                 : N/A
           Resolution        [ps]: 1
           Precision         [ps]: 5
           Date Installed        : 2008-07-01
           Date Removed          : NA
         Additional Information  : (multiple lines) 
 
 
 
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 7.   Tracking Capabilities
 
 7.01 Satellites
        Very Low Alt (<400 km)   : YES 
        Low Altitude (400-2000)  : YES
        Lageos                   : NO 
        GLONASS                  : NO
        Etalon                   : NO
        GPS                      : NO
        Moon                     : NO
      Avge Pass Switch Time   [s]: 60
      Average values for ERS
        Single Shot RMS      [mm]: 15
        # of Obs per NP          : 50
        Use of Semi-trains       : YES
        # of Semi-train Tracks   : 3-4
      Range Gate Width       [ns]: 200-50000
      Beam Pointing Accuracy  ["]: 15
      Angle Encoder Resolution["]: 0.5
      Min. Tracking Elev.   [deg]: 10
      Operation
        Months per Year          :  4
        Days per Week            :  7
        Hours per Day            :  18 
        Staff per Shift          :  1
        System Shared With       :  
           Time Allocated to SLR [%]: 100
        Remotely Controllable    : NO
      Date First Applicable      : 1995-09-01
      Date Last Applicable       : (yyyy-mm-dd)
      Additional Information     : (multiple lines)
 
 7.02 Satellites
        Very Low Alt (<400 km)   : YES 
        Low Altitude (400-2000)  : YES
        Lageos                   : YES 
        GLONASS                  : NO
        Etalon                   : NO
        GPS                      : NO
        Moon                     : NO
      Avge Pass Switch Time   [s]: 60
      Average values for Lageos
        Single Shot RMS      [mm]: 17
        # of Obs per NP          : 50
        Use of Semi-trains       : YES
        # of Semi-train Tracks   : 3-4
      Range Gate Width       [ns]: 200-500000
      Beam Pointing Accuracy  ["]: 15
      Angle Encoder Resolution["]: 0.5
      Min. Tracking Elev.   [deg]: 10
      Operation
        Months per Year          :  4
        Days per Week            :  7
        Hours per Day            :  14 
        Staff per Shift          :  1
        System Shared With       :  
        Time Allocated to SLR [%]: 100
        Remotely Controllable    : NO
      Date First Applicable      : 2001-07-01
      Date Last Applicable       : (yyyy-mm-dd)
      Additional Information     : Tracking Lageos with clear sky only
 
 
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 8.   Calibration
 
  8.01 Calibration Type          : POST
      Target Location            : External
      Target Type                : Ground targets on mountains
      Target Structure           : Corner Cube
      Target Distance         [m]: 508.953 
        Date Measured            : 1996
        Accuracy (mm)        [mm]: < 1.5
        Verification             : 
      Return-rate Controlled     :  Signal Strength controlled
         Mode of Operation          :  Multiphotons, similar to satellites 
         Average Cal Interval  [min]:  30
      Single Shot RMS        [mm]:  <15 +/- 5
      Edit Criterion 1st Chain   :  ITERATIVE 2.5 SIGMA
      Edit Criterion 2nd Chain   :  N.A.
      Application of Cal Data    :  AVERAGE
      Date Installed             : 1996-10-01
      Date Removed               : NA
      Additional Information     : (multiple lines)
 
  8.02 Calibration Type          : POST
      Target Location            : External
      Target Type                : Ground targets on mountains
      Target Structure           : Corner Cube
      Target Distance         [m]: 508.9555 
        Date Measured            : 2002-09-01
        Accuracy (mm)        [mm]: < 1.5
        Verification             : 
      Return-rate Controlled     :  Signal Strength controlled
         Mode of Operation         :  Multiphotons, similar to satellites 
         Average Cal Interval  [min]:  30
      Single Shot RMS        [mm]:  < 6 +/- 1
      Edit Criterion 1st Chain   :  ITERATIVE 2.5 SIGMA
      Edit Criterion 2nd Chain   :  N.A.
      Application of Cal Data    :  AVERAGE
      Date Installed             : 2002-01-12
      Date Removed               : NA
      Additional Information     : (multiple lines)
 
  8.03 Calibration Type          : POST
      Target Location            : External
      Target Type                : Ground targets on mountains
      Target Structure           : Corner Cube
      Target Distance         [m]: 508.7712 
        Date Measured            : 2008-09-25
        Accuracy (mm)        [mm]: < 1.5
        Verification             : 
      Return-rate Controlled     :  Signal Strength controlled
         Mode of Operation          :  Multiphotons, similar to satellites 
         Average Cal Interval  [min]:  30
      Single Shot RMS        [mm]:  <10 +/- 5
      Edit Criterion 1st Chain   :  ITERATIVE 2.5 SIGMA
      Edit Criterion 2nd Chain   :  N.A.
      Application of Cal Data    :  AVERAGE
      Date Installed             : 2008-07-08
      Date Removed               : NA
      Additional Information     : (multiple lines)
 
 
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 9.   Time and Frequency Standards
 
 9.01.01 Frequency Standard Type : Rubidium disciplined by GPS
         Model                   : 8810 
         Manufacturer            : Trak System 
         Short Term Stab.  [e-12]: 50 (root(Tvar)/1sec)
         Long Term Stab.   [e-12]: 700 (root(Tvar)/1000sec)
         Time Reference          : GPS
         Synchronization         : GPS
         Epoch Accuracy      [ns]: <100
         Date Installed          : 1995-09-01
         Date Removed            : 1999-01-01
         Additional Information  : (multiple lines)
 
 9.01.02 Frequency Standard Type : Rubidium disciplined by GPS
         Model                   :  
         Manufacturer            : Datum 
         Short Term Stab.  [e-12]: 50 (root(Tvar)/1sec)
         Long Term Stab.   [e-12]: 700 (root(Tvar)/1000sec)
         Time Reference          : GPS
         Synchronization         : GPS
         Epoch Accuracy      [ns]: <100
         Date Installed          : 2001-07-01
         Date Removed            : NA
         Additional Information  : (multiple lines)
 
 
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 10.   Preprocessing Information
 
 10.01 On-site NP Generation     :  YES
      Data Screening             :  IRV+POLYNOMIAL
      Edit Criterion 1st Chain   :  MANUAL+ITERATIVE 2.4 SIGMA
      Edit Criterion 2nd Chain   :  N.A.
      Upload interval            :  AFTER EACH PASS
      Date First Applicable      :  1995-05-09
      Date Last  Applicable      : (yyyy-mm-dd)
      Additional Information     : (multiple lines)
 
 
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 11.   Aircraft Detection
 
 11.01 Detection Type            : Observer with tracking CCD Camera
                                   (night only)
      Date Installed             : 1995-09-01
      Date Removed               : (yyyy-mm-dd)
      Additional Information     : Observer uses tracking CCD Camera
                                   at night
 
 
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 12.   Meteorological Instrumentation
 
 12.01    Pressure Sensor Model   : AK 700-1100
         Manufacturer            : Effa
         Recording Interval      : PER PASS
         Accuracy          [mbar]: 0.5
         Height Diff to SRP   [m]: <0.5
         Date Installed          : 1995-09-01
              Calibration Interval    : YEARLY 
         Date Removed            : (yyyy-mm-dd)
         Additional Information  : (multiple lines)
 
 12.01.02 Pressure Sensor Model   : HMPB243
         Manufacturer            : Vaissala
         Recording Interval      : PER PASS
         Accuracy          [mbar]: 0.2
         Height Diff to SRP   [m]: <0.5
         Date Installed          : 2001-07-01
              Calibration Interval    : YEARLY 
         Date Removed            : (yyyy-mm-dd)
         Additional Information  : (multiple lines)
 
 12.02    Temp Sensor Model       :  HMPB243
         Manufacturer            :  Vaissala
         Recording Interval      :  PER PASS
         Accuracy         [deg C]:  0.2
         Date Installed          :  1995-09-01 
         Calibration Interval    :  YEARLY
         Date Removed            : (yyyy-mm-dd)
            Additional Information  : (multiple lines)
 
 12.03           Humidity Sensor Model   : HMPB243
         Manufacturer            : Vaissala
         Recording Interval      : PER PASS
         Accuracy       [% rel h]: 5
         Date Installed          : 1995-09-01 
         Calibration Interval    : YEARLY
         Date Removed            : (yyyy-mm-dd)
         Additional Information  : (multiple lines)
 
 
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 13.   Local Ties, Eccentricities, and Collocation Information
 
 13.01 Collocated Permanent Geodetic Systems
 
      GPS                        :  YES Permanent
        Date Installed           :  2000
        Date Removed             : (yyyy-mm-dd)
        Additional Information   : (multiple lines)
         DORIS                      :  Mobile
        Date Installed           : 1997-01-01
        Date Removed             : 1997-01-01
        Additional Information   : (multiple lines)
         TIDE GAUGE                 :  Permanent
        Date Installed           : 1996-01-01
        Date Removed             : (yyyy-mm-dd)
        Additional Information   : (multiple lines)
         Gravimeter                 :  ABSOLUTE / Mobile
        Date Installed           :  2000-01-01
        Date Removed             :  2000-01-01
        Additional Information   : (multiple lines)
 
 13.02.01 Local Ties from the SRP to Other Monuments or Systems on Site
 
         Monument Name           : AJAC
         Instrumentation Type    : GPS
         Instrumentation Status  : PERMANENT
         DOMES Number            : 10077M005
         CDP Number              : (XXXX)
         Differential Components (ITRS)
           dx                 [m]: -2.4765
           dy                 [m]: -7.1932
           dz                 [m]: 6.8947
           Date Measured         : 2000-01-01
           Determined by         : IGN
         Date Installed          : 2000-01-01
         Date Removed            : (yyyy-mm-dd)
         Additional Information  : (multiple lines)
 
 13.03 Eccentricities Between Other Monuments on Site 
 
         From: Monument Name     :
               DOMES Number      : (XXXXXXXXX)
               CDP Number        : (XXXX)
         To:   Monument Name     :
               DOMES Number      : (XXXXXXXXX)
               CDP Number        : (XXXX)
         Differential Components (ITRS)
           dx                 [m]: (m +- m)
           dy                 [m]: (m +- m)
           dz                 [m]: (m +- m)
           Date Measured         : (yyyy-mm-dd)
           Determined by         :
         Additional Information  : (multiple lines)
 
 
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 14.   Local Events Possibly Affecting Computed Position
 
 14.01 Date                       : (yyyy-mm-dd hh:mm UT)
       Event                      : (EARTHQUAKE/CONSTRUCTION/etc)
       Additional Information     : (multiple lines)
 
 
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 15.   On-Site, Point of Contact Agency Information
 
      Agency                     : Observatoire de la côte d'Azur, CNES/GRGS
         Mailing Address            : Avenue N. Copernic, 06130 Grasse - France
      Primary Contact
        Contact Name             : Francis Pierron
        Telephone (primary)      : 33 493405420 
        Telephone (secondary)    : 33 493405454 
        Fax                      : 33 493092614 
        E-mail                   : francis.pierron@obs-azur.fr
      Secondary Contact                        
        Contact Name             : Pascal Bonnefond 
        Telephone (primary)      : 33 493405363
        Telephone (secondary)    : 33 493405353 
        Fax                      : 33 493405333 
        E-mail                   : pascal.bonnefond@obs-azur.fr
 
      Additional Information     : Third contact- Pierre Exertier 
                                 : phone 33 493405382
                                 : fax 33 493405333 
                                 : email pierre.exertier@obs-azur.fr
 
 
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 16.   Responsible Agency (if different from 15.)
 
      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)
 
 
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 17.   More Information
 
      URL for More Information   : http://www.obs-azur.fr
      Hardcopy on File
        Site Map                 : NO
        Site Diagram             : NO
        Horizon Mask             : NO
        Monument Description     : NO
        Site Pictures            : YES
      Additional Information     : http://grasse.obs-azur.fr/cerga/laser/ftlrs_ajaccio
 
 
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