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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) : Herve Mariey
Preparer E-mail : herve.mariey@oca.eu
Date Prepared : 2020-02-05
Report Type : UPDATE
Site Log Format Version : 2.0
Site Log Revision :
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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 :
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
Local Time (UTC +/- hours) :
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
Survey Method :
Date Measured :
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 +- 0
East [m]: 0 +- 0
Up [m]: 0 +- 0
Date Measured : 1980-MM-DD
Date Installed : 1980-09-01
Date Removed :
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
Date Installed :
Date Removed :
Xmitting Telescope Type : CASSEGRAIN COUDE
Aperture [m]: 1.54
Date Installed :
Date Removed :
Tracking Camera Type : CCD / Intensified CCD
Model : TM526A / P46936/A
Manufacturer : Pulnix / EEV
Field of View [deg]: 3
Minimum Magnitude [mag]: 14
Date Installed :
Date Removed :
Transmit/Receive Path : COMMON BENT CASSEGRAIN
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 : YES
Adjustable Field of View :
Transmit Efficiency : 0.45
Receive Efficiency : 0.22
Date Installed : 1980-09-01
Date Removed : 2008-12-31
Additional Information : (multiple lines)
4.02 Receiving Telescope Type : CASSEGRAIN COUDE
Aperture [m]: 1.54
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : CASSEGRAIN COUDE
Aperture [m]: 1.54
Date Installed :
Date Removed :
Tracking Camera Type : EMCCD
Model : LUCA R
Manufacturer : Andor
Field of View [deg]: 3
Minimum Magnitude [mag]: 20
Date Installed :
Date Removed :
Transmit/Receive Path : COMMON BENT CASSEGRAIN
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 : YES
Adjustable Field of View : YES: FOV 7 30
Transmit Efficiency : 0.45
Receive Efficiency : 0.22
Date Installed : 2009-01-01
Date Removed :
Additional Information : (multiple lines)
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5. Laser System Information
5.01 Laser Type : ND:YAG
Model :
Manufacturer :
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
Additional Information :
Pulse Width (FWHM) [ps]: 20
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 1 - 10
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 1.54
Eyesafe : NO
Eyesafe Standard : ANSI 136.1
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 : 2009-01-01
Date Removed : 2011-12-31
Additional Information : Primary laser
5.02 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 3
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 200
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 150
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 200
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 1 - 10
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 1.54
Eyesafe : NO
Eyesafe Standard : ANSI 136.1
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 : 2009-01-01
Date Removed : 2011-12-31
Additional Information : Secondary laser
5.03 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 3
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 300
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 200
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 200
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 1 - 10
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 1.54
Eyesafe : NO
Eyesafe Standard : ANSI 136.1
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 : 2012-01-01
Date Removed : 2012-01-27
Additional Information : Primary laser
5.04 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 3
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 300
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 200
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 120
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 1 - 10
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 1.54
Eyesafe : NO
Eyesafe Standard : ANSI 136.1
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 : 2012-01-27
Date Removed :
Additional Information :
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : APD
Manufacturer :
Model : SP114
Quantum Efficiency [%]: 20
Nominal Gain : 10e9
Rise Time [ps]: 200
Jitter (Single PE)[ps]: 20
Field of View Diam ["]: 7 - 20
Date Installed : 2009-06-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : N.A.
Manufacturer :
Model :
Date Installed :
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photons
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : Dassault
Model :
Resolution [ps]: 1.22
Precision [ps]: 7
Date Installed : 1992-12-14
Date Removed : 2008-12-01
Additional Information : (multiple lines)
6.01.02 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]: 20
Field of View Diam ["]: 7 - 20
Date Installed : 2009-06-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : N.A.
Manufacturer :
Model :
Date Installed :
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photons
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : Dassault
Model :
Resolution [ps]: 1.22
Precision [ps]: 7
Date Installed : 1995-08-01
Date Removed :
Additional Information : (multiple lines)
6.02.01 Secondary Chain
Wavelength [nm]: 1064
Detector Type : APD
Manufacturer : Princeton Lightwave
Model : PGA-284
Quantum Efficiency [%]: 20
Nominal Gain : 10e9
Rise Time [ps]: 200
Jitter (Single PE)[ps]: 50
Field of View Diam ["]: 7 - 150
Date Installed : 2014-01-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : N.A.
Manufacturer :
Model :
Date Installed :
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photons
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : Dassault
Model :
Resolution [ps]: 1.22
Precision [ps]: 7
Date Installed : 2014-01-01
Date Removed :
Additional Information : (multiple lines)
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 :
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7. Tracking Capabilities
7.01 Satellites
Very Low Alt (<400 km) : NO
Low Altitude (400-2000) : YES
LAGEOS/LARES : YES
GLONASS : YES
Etalon : YES
GNSS : YES
Geosynchronous : YES
Moon : YES
Ave. Pass Switch Time [s]: 600
Average values for LAGEOS
Single Shot RMS [mm]: 13
# of Obs per NP : 120
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 100 - 12800
Beam Pointing Accuracy ["]: 1
Angle Encoder Resolution["]: 0.1
Min. Tracking Elev. [deg]: 5
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 5
Hours per Day : 24
Staff per Shift : 1
System Shared With : R&D
Time Allocated to SLR [%]: 80
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 : 1980-09-01 HH:MM UT
Date Last Applicable :
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)
Number of Targets :
Target Distance(s) [m]: 3.716
Date Measured : 2009-MM-DD
Accuracy [mm]: 2
Verification : MONTHLY
Return-Rate Controlled : YES
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE PHOTON
Calibration performed : 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 : 1992-12-14
Date Removed :
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 : 2010-05-31
Additional Information : (multiple lines)
9.01.02 Frequency Standard Type : Hydrogen Maser
Model : iMaser (MH36)
Manufacturer : T4Sciences
Short Term Stab. [e-12]: 0.0007
Long Term Stab. [e-12]:
Time Reference : GPS
Synchronization : Free
Epoch Accuracy [ns]: 100
Date Installed : 2010-06-01
Date Removed :
Additional Information : (multiple lines)
9.02.01 GNSS Timing Rcvr Model : GTR50
Manufacturer : DICOM
Date Installed : 2008-01-01
Date Removed :
Additional Information : (multiple lines)
9.03.01 One-way System Calibration
Date performed :
Direction Calibrated :
Additional Information :
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10. Preprocessing Information
10.01 On-site NP Generation : YES
Data Screening : POLAC
Return-Rate Rejection :
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 HH:MM UT
Date Last Applicable :
Additional Information : information for LLR
10.02 On-site NP Generation : YES
Data Screening : CPF+POLYNOMIAL
Return-Rate Rejection :
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 HH:MM UT
Date Last Applicable :
Additional Information : information for SLR
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11. Aircraft Detection
11.01 Detection Type : ADS-B
Manufacturer/Provider :
Automatic Laser Shutoff : YES
Alarms Recorded :
Hazard Distance [km]:
Date Installed : 2012-MM-DD
Date Removed :
Additional Information : (multiple lines)
11.02 Detection Type : CAMERA
Manufacturer/Provider :
Automatic Laser Shutoff : NO
Alarms Recorded :
Hazard Distance [km]:
Date Installed : 2008-MM-DD
Date Removed :
Additional Information :
11.03 Detection Type : OBSERVER
Manufacturer/Provider :
Automatic Laser Shutoff : NO
Alarms Recorded :
Hazard Distance [km]:
Date Installed :
Date Removed :
Additional Information :
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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
Distance from SRP [m]:
Date Installed : 2008-01-01 HH:MM UT
Calibration Interval :
Date Removed : 2019-MM-DD HH:MM UT
Additional Information : (multiple lines)
12.01.02 Pressure Sensor Model : PTU 300
Manufacturer : VAISALA
Recording Interval : PER PASS
Accuracy [mbar]: 0.25
Height Diff to SRP [m]:
Distance from SRP [m]:
Date Installed : 2019-12-DD HH:MM UT
Calibration Interval :
Date Removed :
Additional Information :
12.02.01 Temp Sensor Model : PTU 200
Manufacturer : VAISALA
Recording Interval : PER PASS
Accuracy [deg C]: 0.2
Date Installed : 2008-01-01 HH:MM UT
Calibration Interval :
Date Removed : 2019-12-DD HH:MM UT
Additional Information : (multiple lines)
12.02.02 Temp Sensor Model : PTU 300
Manufacturer : VAISALA
Recording Interval : PER PASS
Accuracy [deg C]: 0.2
Date Installed : 2019-12-DD HH:MM UT
Calibration Interval :
Date Removed :
Additional Information :
12.03.01 Humidity Sensor Model : PTU 200
Manufacturer : VAISALA
Recording Interval : PER PASS
Accuracy [% rel h]: 2
Date Installed : 2008-01-01 HH:MM UT
Calibration Interval :
Date Removed : 2019-12-DD HH:MM UT
Additional Information : (multiple lines)
12.03.02 Humidity Sensor Model : PTU 300
Manufacturer : VAISALA
Recording Interval : PER PASS
Accuracy [% rel h]: 2
Date Installed : 2019-12-DD HH:MM UT
Calibration Interval :
Date Removed :
Additional Information :
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13. Local Ties, Eccentricities, and Collocation Information
13.01 Collocated Permanent Geodetic Systems
13.01.01.01 GNSS : IGS
Date Installed : 1996-08-01
Date Removed :
Additional Info : (multiple lines)
13.01.01.02 GNSS : IGS+EUREF
Date Installed : 1995-02-22
Date Removed : 1996-05-07
Additional Info : (multiple lines)
13.01.01.03 GNSS : IGEX/IGLOS
Date Installed : 2000-01-01
Date Removed : (yyyy-mm-dd)
Additional Info : (multiple lines)
13.01.02.01 DORIS : YES
Date Installed : 2009-04-01
Date Removed :
Additional Info : (multiple lines)i
13.01.02.02 DORIS : Mobile
Date Installed : 1997-MM-DD
Date Removed : 1997-MM-DD
Additional Info : (multiple lines)
13.01.03.01 PRARE : NO
Date Installed :
Date Removed :
Additional Info : (multiple lines)
13.01.04.01 VLBI : YES
Date Installed : 1989-01-01
Date Removed : 1989-12-01
Additional Info : (multiple lines)
13.01.05.01 Gravimeter : ABSOLUTE / Mobile
Date Installed : 1998-MM-DD
Date Removed :
Additional Info : mesure every 6/12 months fron 1998
13.01.06.01 Other SLR :
Date Installed :
Date Removed :
Additional Info :
13.01.06.02 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 : GRASSE
Instrumentation Type : SLR
Instrumentation Status : REMOVED
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 : 1999-MM-DD
Determined by : terrestrial geodetic measurements
Date Installed : 1976-05-01
Date Removed :
Additional Information : 3 years colocated observations
: dx = -0.5303 dy = -36.4869 dz = 4.417
13.03.01.01 Eccentricities Between Other Monuments on Site
From: Monument Name :
DOMES Number :
CDP Number :
To: Monument Name :
DOMES Number :
CDP Number :
Differential Components (ITRS)
dx [m]:
dy [m]:
dz [m]:
Date Measured :
Determined by :
Additional Information :
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14. Local Events Possibly Affecting Computed Position
14.01 Date :
Event : (EARTHQUAKE/CONSTRUCTION/etc)
Additional Information : (multiple lines)
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15. On-Site, Point of Contact Agency Information
Agency : Geoazur, Observatoire de la Cote d`Azur
Mailing Address : 2130 route de l`observatoire F06460 Caussols
Website :
Primary Contact
Contact Name : Herve Mariey
Telephone (primary) : ++33-0493405439
Telephone (secondary) : ++33-0493405493
Fax :
E-mail : herve.mariey@oca.eu
Secondary Contact
Contact Name : Clement Courde
Telephone (primary) : ++33-0493405412
Telephone (secondary) :
Fax :
E-mail : clement.courde@oca.eu
Tertiary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information :
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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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