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    sitelog navigation structure General Site Log Meteorological Data LAGEOS Performance Satellite Data Info

Grasse (MeO): Site Log

Instructions and Update Site Log

You can use the hyperlinks to quickly get to the section of interest or you can scroll down to read them all.

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)    : Etienne Samain,Francis Pierron 
       Preparer E-mail            : etienne.samain@obs-azur.fr
       Date Prepared              : 2009-05-13
       Report Type                : UPDATE
       Format Version             : 2.0
 
 
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  1.   Identification of the Ranging System Reference Point (SRP)
 
       Site Name                  : Grasse MeO
       IERS DOMES Number          : 10002S002
       CDP Pad ID                 : 7845
       Subnetwork                 : EUROLAS
       Description                : AZ EL INTERSECT
       Monument Description       : N.A.
       Monument Inscription       : N.A.
       Mark Description           : N.A.
       Date Installed             : 1980-09-01
       Date Removed               : (yyyy-mm-dd)
       Geologic Characteristic    : BEDROCK
       Additional Information     : Referenced by 3 CHISELLED CROSSES
                                    around the telescope.
 
 
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  2.   Site Location Information
 
       City or Town               : Caussols
       State or Province          : Alpes-Maritimes
       Country                    : France
       Tectonic Plate             : Eurasian
       Approximate Position
         X coordinate          [m]: 4581692.1
         Y coordinate          [m]: 556196.0
         Z coordinate          [m]: 4389355.1
         Latitude            [deg]: 43.7546 N
         Longitude           [deg]: 6.9216 E
         Elevation             [m]: 1323.1
       Additional Information     : Coordinate system is ITRF 97, 
                                    Ellipsoid GRS80
 
 
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  3.   General System Information
 
  3.01 System Name                : GRASLL
       4-Character Code           : GRSM
       CDP System Number          : 78
       CDP Occupation Number      : 01
       Eccentricity to SRP (if Not Identical With SRP)
         North                 [m]: 0.
         East                  [m]: 0.
         Up                    [m]: 0.
         Date Measured            : (yyyy-mm-dd)
       Date Installed             : 1980-09-01
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
              
 
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  4.   Telescope Information
 
  4.01 Receiving Telescope Type   : CASSEGRAIN COUDE
         Aperture              [m]: 1.54
         Mount                    : AZ-EL
       Xmitting Telescope Type    : CASSEGRAIN COUDE
         Aperture              [m]: 1.54
       Tracking Camera Type       : CCD / Intensified CCD
         Model                    : TM526A / P46936/A
         Manufacturer             : Pulnix / EEV
         Field of View       [deg]: narrow: 20" / wide: 150"
         Minimum Magnitude   [mag]: 6 / 14
       Transmit/Receive Path      : COMMON
       Transmit/Receive Switch    : ROTATING MIRROR                              
       Max Slew Rate Az    [deg/s]: 5
       Max Slew Rate El    [deg/s]: 5
       Max Used Tracking Rate Az  : 5
       Max Used Tracking Rate El  : 5
       Telescope Shelter          : DOME
       Daylight Filter Type       : FABRY-PEROT
       Dayl. Filt. Bandwidth  [nm]: 0.12
       Adjustable Attenuation     : BOTH
       Transmit Efficiency        : 0.45
       Receive Efficiency         : 0.22
       Date Installed             : 1980-09-01
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
 
 
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  5.   Laser System Information
 
  5.01 Primary Laser Type                 : ND:YAG
       Number of Amplifiers       : 3
       Primary Wavelength     [nm]: 1064
       Primary Maximum Energy [mJ]: 50
       Secondary Wavelength   [nm]: 532
       Secondary Max. Energy  [mJ]: 30
       Xmit Energy Adjustable     : YES
       Pulse Width (FWHM)     [ps]: 20
       Max. Repetition Rate   [Hz]: 10
       Fullw. Beam Divergence  ["]: 1-10
       Final Beam Diameter     [m]: 1.54
       Eyesafe                    : NO
       Eyesafe Standard           : ANSI 136.1
       Date Installed             : 2009-01-01
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
  
 5.02 Secondary Laser Type                 : ND:YAG
       Number of Amplifiers       : 4
       Primary Wavelength     [nm]: 1064
       Primary Maximum Energy [mJ]: 200
       Secondary Wavelength   [nm]: 532
       Secondary Max. Energy  [mJ]: 150
       Xmit Energy Adjustable     : YES
       Pulse Width (FWHM)     [ps]: 200
       Max. Repetition Rate   [Hz]: 10
       Fullw. Beam Divergence  ["]: 1-10
       Final Beam Diameter     [m]: 1.54
       Eyesafe                    : NO
       Eyesafe Standard           : ANSI 136.1
       Date Installed             : 2009-01-01
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
 
 
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  6.   Receiver System
 
  6.01 Primary Chain
          Wavelength          [nm]: 532
          Detector Type           : APD
            Manufacturer          : Silicon Sensor Optic
            Model                 : AD 230 T8P
            Quantum Efficiency [%]: 20
            Nominal Gain          : 10E9
            Rise Time         [ps]: 200
            Jitter (Single PE)[ps]: 30
            Field of View      ["]: 7 to 20
            Date Installed        : 1992-09-14
            Date Removed          : (yyyy-mm-dd)
          Signal Processing       : N.A.
            Manufacturer          : 
            Model                 : 
            Date Installed        : (yyyy-mm-dd)
            Date Removed          : (yyyy-mm-dd)
            Amplitude Measurement : NO
            Return-rate Controlled: NO
            Mode of Operation     : Single to Multi Photons
          Time of Flight Observ.  : EVENT
            Manufacturer          : Dassault
            Model                 :
            Resolution        [ps]: 1.22
            Precision         [ps]: 7
            Date Installed        : 1995-08-01
            Date Removed          : (yyyy-mm-dd)
          Additional Information  : (multiple lines)
 
  6.02 Secondary Chain
          Wavelength          [nm]: 532
          Detector Type           : APD
            Manufacturer          : PESO
            Model                 : K14
            Quantum Efficiency [%]: 20
            Nominal Gain          : 10E9
            Rise Time         [ps]: 200
            Jitter (Single PE)[ps]: 20
            Field of View      ["]: 7 to 20
            Date Installed        : 2009-06-01
            Date Removed          : (yyyy-mm-dd)
          Signal Processing       : CSPAD
            Manufacturer          : PESO
            Model                 : 
            Date Installed        : 2009-06-01
            Date Removed          : (yyyy-mm-dd)
            Amplitude Measurement : NO
            Return-rate Controlled: NO
            Mode of Operation     : Single to Multi Photons
          Time of Flight Observ.  : EVENT
            Manufacturer          : Dassault
            Model                 :
            Resolution        [ps]: 1.22
            Precision         [ps]: 7
            Date Installed        : 1995-08-01
            Date Removed          : (yyyy-mm-dd)
          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                   : YES
         GLONASS                  : YES
         Etalon                   : YES
         GPS                      : YES
         Moon                     : YES
       Avge Pass Switch Time   [s]: 600
       Average values for Lageos
         Single Shot RMS      [mm]: 13
         # of Obs per NP          : 60
         Use of Semi-trains       : NO
         # of Semi-train Tracks   : N.A.
       Range Gate Width       [ns]: 100 to 3200
       Beam Pointing Accuracy  ["]: 1
       Angle Encoder Resolution["]: 0.1
       Min. Tracking Elev.   [deg]: 5
       Operation
         Months per Year          : 12 
         Days per Week            : 5
         Hours per Day            : 24
         Staff per Shift          : 1
         System Shared With       : NOTHING
         Time Allocated to SLR [%]: 100
         Remotely Controllable    : NO
       Date First Applicable      : 1980-09-01
       Date Last Applicable       : (yyyy-mm-dd)
       Additional Information     : High priority on the Moon targets 
 
 
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  8.   Calibration
 
  8.01 Calibration Type           : REALTIME
       Target Location            : INTERNAL
       Target Type                : CORNER CUBE + OPTICAL FIBER
       Target Structure           : LUNAR CORNER CUBE (LUNOKHOD) 
       Target Distance         [m]: 3.716 
         Date Measured            : 2009
         Accuracy (mm)        [mm]: 2
         Verification             : MONTHLY
       Return-rate Controlled     : YES
       Mode of Operation          : SINGLE PHOTON
       Average Cal Interval  [min]: 10
       Single Shot RMS        [mm]: 1.4
       Edit Criterion 1st Chain   : ITERATIVE 2.5 SIGMA
       Edit Criterion 2nd Chain   : ITERATIVE 2.5 SIGMA
       Application of Cal Data    : AVERAGE
       Date Installed             : (yyyy-mm-dd)
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
 
 
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  9.   Time and Frequency Standards
 
  9.01.01 Frequency Standard Type : Cesium
          Model                   : 5071A option 001
          Manufacturer            : HP
          Short Term Stab.  [e-12]: 5
          Long Term Stab.   [e-12]: 0.01
          Time Reference          : GPS
          Synchronization         : GPS
          Epoch Accuracy      [ns]: 30
          Date Installed          : 1995-12-22
          Date Removed            : (yyyy-mm-dd)
          Additional Information  : (multiple lines)
 
  9.02.01 GPS Timing Rcvr Model   : GTR50
          Manufacturer            : DICOM
          Date Installed          : 2008-01-01
          Date Removed            : (yyyy-mm-dd)
          Additional Information  : (multiple lines)
 
 
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 10.   Preprocessing Information
 
 10.01 On-site NP Generation      : YES (LLR)
       Data Screening             : POLAC 
       Edit Criterion 1st Chain   : ITERATIVE 2.5 SIGMA
       Edit Criterion 2nd Chain   : N.A.
       Upload interval            : AFTER EACH NIGHT
       Date First Applicable      : 1981-06-08
       Date Last Applicable       : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
 
 10.02 On-site NP Generation      : YES (SLR)
       Data Screening             : CPF+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             : NONE
       Date Installed             : (yyyy-mm-dd)
       Date Removed               : (yyyy-mm-dd)
       Additional Information     : (multiple lines)
 
 
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 12.   Meteorological Instrumentation
 
 12.01.01 Pressure Sensor Model   : PTU 200
          Manufacturer            : VAISALA
          Recording Interval      : PER PASS
          Accuracy          [mbar]: 0.25
          Height Diff to SRP   [m]: 0
          Date Installed          : 2008-01-01
          Calibration Interval    : 
          Date Removed            : (yyyy-mm-dd)
          Additional Information  : (multiple lines)
 
 12.02.01 Temp Sensor Model       : PTU 200
          Manufacturer            : VAISALA
          Recording Interval      : PER PASS
          Accuracy         [deg C]: 0.2
          Date Installed          : 2008-01-01
          Calibration Interval    : 
          Date Removed            : (yyyy-mm-dd)
          Additional Information  : (multiple lines)
 
 12.03.01 Humidity Sensor Model   : PTU 200
          Manufacturer            : VAISALA
          Recording Interval      : PER PASS
          Accuracy       [% rel h]: 2
          Date Installed          : 1995-11-08
          Calibration Interval    : 
          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                         : IGS
         Date Installed           : 1996-08-01
         Date Removed             : 
         Additional Information   : (multiple lines)
 
       GLONASS                    : IGEX
         Date Installed           : 2000-01-01
         Date Removed             : 
         Additional Information   : (multiple lines)
 
       DORIS                      : YES
         Date Installed           : 2009-04-001
         Date Removed             : 
         Additional Information   : (multiple lines)
 
       VLBI                       :  YES 
         Date Installed           : 1989-01-01
         Date Removed             : 1989-12-01
         Additional Information   : 
 
       Gravimeter                 :  ABSOLUTE / Mobile
         Date Installed           :  every 6/12 months from 1998
         Date Removed             : 
         Additional Information   : (multiple lines)
 
       SLR                 	 :  YES
         Date Installed           :  1978
         Date Removed             :  2005
         Additional Information   : 7835 Station
 
       SLR                 	 :  YES
         Date Installed           :  1998
         Date Removed             : 
         Additional Information   :  Ftlrs Mobile Station
 
 
 
 
 13.02 Collocated Permanent Geodetic Systems
 
       GPS                        : IGS+EUREF
         Date Installed           : 1995-02-22
         Date Removed             : 1996-05-07
         Additional Information   : (multiple lines)
       GLONASS                    : IGLOS           
         Date Installed           : 2000
         Date Removed             : (yyyy-mm-dd)
         Additional Information   : (multiple lines)
       DORIS                      : Mobile
         Date Installed           : 1997
         Date Removed             : 1997
         Additional Information   : (multiple lines)
       PRARE                      : NO
         Date Installed           : (yyyy-mm-dd)
         Date Removed             : (yyyy-mm-dd)
         Additional Information   : (multiple lines)
       VLBI                       : YES
         Date Installed           : 1989
         Date Removed             : 1989
         Additional Information   : (multiple lines)
       Gravimeter                 : ABSOLUTE / Mobile
         Date Installed           : temporary
         Date Removed             : (yyyy-mm-dd)
         Additional Information   : twice a year since 1998
 
 
 13.02.01 Local Ties from the SRP to Other Monuments or Systems on Site
   
          Monument Name           : GRASSE
          Instrumentation Type    : SLR
          Instrumentation Status  : PERMANENT
          DOMES Number            : 10002S001
          CDP Number              : 7835
          Differential Components (ITRS)
            dx                 [m]: -0.5414 +- 0.001
            dy                 [m]: -36.4889 +- 0.001
            dz                 [m]: 4.4197 +- 0.001
            Date Measured         : 1995, 1999
            Determined by         : terrestrial geodetic measurements
          Date Installed          : 1976-05-01
          Date Removed            : (yyyy-mm-dd)
          Additional Information  : 3 years colocated observations 
                                    dx = -0.5303 dy = -36.4869 dz = 4.417 
 
 
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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 Cote d'Azur
       Mailing Address            : 2130 route de l'observatoire F06460 Caussols
       Primary Contact
         Contact Name             : Etienne Samain
         Telephone (primary)      : ++33-0493405429
         Telephone (secondary)    : ++33-0493405427
         Fax                      : ++33-0493405433
         E-mail                   : etienne.samain@obs-azur.fr 
       Secondary Contact
         Contact Name             : Francis Pierron
         Telephone (primary)      : ++33-0493405420	
         Telephone (secondary)    : 
         Fax                      : ++33-0493092614
         E-mail                   : francis.pierron@obs-azur.fr
       Additional Information     : 3rd contact is Jean-Marie Torre
         Telephone (primary)	 : ++33-0493405427	
         Telephone (secondary)    : ++33-0493405351
         Fax 			 : ++33-0493405333
         E-mail 			 : jean-marie.torre@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.oca.eu
       Hardcopy on File
         Site Map                 : NO
         Site Diagram             : NO
         Horizon Mask             : NO
         Monument Description     : YES
         Site Pictures            : YES
       Additional Information     : (multiple lines)
 
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