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ILRS Home  Stations Site Listing Koganei (CRL)
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Koganei (CRL): Site Log
Instructions and Update Site Log
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Section: 0. FormSection: 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) : Hiroo Kunimori
Preparer E-mail : kuni@crl.go.jp
Date Prepared : 2002-10-07
Report Type : NEW
Format Version : 1.0
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1. Identification of the Ranging System Reference Point (SRP)
Site Name : Koganei
IERS DOMES Number : 21704S002
CDP Pad ID : 7308
Subnetwork : WPLTN
Description : Intersection of Axes of Telescope
Monument Description :
Monument Inscription :
Mark Description :
Date Installed : 1988-03-01
Date Removed : (yyyy-mm-dd)
Geologic Characteristic : N/A
Additional Information :
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2. Site Location Information
City or Town : Koganei
State or Province : Tokyo
Country : Japan
Tectonic Plate : North America
Approximate Position
X coordinate [m]: -3941941.0
Y coordinate [m]: 3368169.0
Z coordinate [m]: 3702195.0
Latitude [deg]: 35.710 N
Longitude [deg]: 139.489 E
Elevation [m]: 121.82
Additional Information : (multiple lines)
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3. General System Information
3.01 System Name : CRL
4-Character Code : KOGC
CDP System Number : 50
CDP Occupation Number : 01
Eccentricity to SRP (if Not Identical With SRP)
North [m]:
East [m]:
Up [m]:
Date Measured :
Date Installed :
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
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4. Telescope Information
4.01 Receiving Telescope Type : Coude
Aperture [m]: 1.5
Mount : AZ-EL
Xmitting Telescope Type : Coude
Aperture [m]: 1.5
Tracking Camera Type : CCD
Model : STV
Manufacturer : SBIG
Field of View [deg]: 1/60
Minimum Magnitude [mag]: ~10
Transmit/Receive Path : COMMON COUDE
Transmit/Receive Switch : SHG Crystal
Max Slew Rate Az [deg/s]: 15
Max Slew Rate El [deg/s]: 15
Max Used Tracking Rate Az : 10
Max Used Tracking Rate El : 5
Telescope Shelter : Dome with Slit Shutter
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.3
Adjustable Attenuation : Both
Transmit Efficiency : 0.3
Receive Efficiency : 0.1
Date Installed : 1988-03-01
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
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5. Laser System Information
5.01 Laser Type : ND:YAG
Number of Amplifiers : 2
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: not used for laser ranging
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 50mJ
Xmit Energy Adjustable : YES
Pulse Width (FWHM) [ps]: 35
Max. Repetition Rate [Hz]: 20 nominal
Fullw. Beam Divergence ["]: 10 (Typical)
Final Beam Diameter [m]: 1.5
Eyesafe : NO
Eyesafe Standard : JIS C6802
Date Installed : 2002-09-20
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : CSPAD
Manufacturer : EOS
Model : KSP
Quantum Efficiency [%]: 15
Nominal Gain : N/A
Rise Time [ps]: N/A
Jitter (Single PE)[ps]: 20ps or less
Field of View ["]: 40 (fixed)
Date Installed : 2002-09-20
Date Removed : (yyyy-mm-dd)
Signal Processing : N/A
Manufacturer :
Model :
Date Installed :
Date Removed :
Amplitude Measurement : YES (Not calibrated)
Return-rate Controlled: NO
Mode of Operation : Several Photons
Time of Flight Observ. : EVENT
Manufacturer : EOS
Model : MRCS KSP
Resolution [ps]: N/A
Precision [ps]: 15
Date Installed : 2002-09-20
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
6.02.xx Secondary Chain
Wavelength [nm]:
Detector Type : (PM/MCP/SPAD/etc))
Manufacturer :
Model :
Quantum Efficiency [%]:
Nominal Gain :
Rise Time [ps]:
Jitter (Single PE)[ps]:
Field of View ["]: (minimum-maximum or fixed value)
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Signal Processing : (CFD/PEAK/etc)
Manufacturer :
Model :
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Amplitude Measurement : (YES/NO)
Return-rate Controlled: (YES/NO)
Mode of Operation : (MULTI/SINGLE/FEW PHOTON/DON'T KNOW)
Time of Flight Observ. : (INTERVAL/EVENT/STREAK CAMERA/etc)
Manufacturer :
Model :
Resolution [ps]:
Precision [ps]:
Date Installed : (yyyy-mm-dd)
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 : NO
Avge Pass Switch Time [s]: 60
Average values for Lageos
Single Shot RMS [mm]: 15
# of Obs per NP : 150
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 200-10000
Beam Pointing Accuracy ["]: 5
Angle Encoder Resolution["]: .3
Min. Tracking Elev. [deg]: 15
Operation
Months per Year : 7
Days per Week : N/A (Campaign )
Hours per Day : N/A (Campaign )
Staff per Shift : 1
System Shared With : R&D
Time Allocated to SLR [%]: 40
Remotely Controllable : NO
Date First Applicable : 2002-09-20 00:00 UT
Date Last Applicable : (yyyy-mm-dd hh:mm UT)
Additional Information : (multiple lines)
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8. Calibration
8.01 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : CORNER CUBE
Target Structure : METAL POLE
Target Distance [m]: 10
Date Measured : 1990-07-01
Accuracy (mm) [mm]: 1.0
Verification : 1998-07-01
Return-rate Controlled : Approximately YES
Mode of Operation : SINGLE or FEW PHOTON
Average Cal Interval [min]: 5
Single Shot RMS [mm]: 8
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : LINEAR FIT
Date Installed : 1988-03-01
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
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9. Time and Frequency Standards
9.01.01 Frequency Standard Type : 10MHz from GPS receiver
Model : TrueTime XL-DC
Manufacturer : TrueTime
Short Term Stab. [e-12]: 10
Long Term Stab. [e-12]: N/A
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 100
Date Installed : 2002-09-20
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
9.02.01 GPS Timing Rcvr Model : TrueTime XL-DC
Manufacturer : TrueTime
Date Installed : 2002-09-20
Date Removed : (yyyy-mm-dd)
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
Edit Criterion 2nd Chain : ITERATIVE 2.5 SIGMA
Upload interval : DAILY
Date First Applicable : 1998-02-16 00:00 UT
Date Last Applicable : (yyyy-mm-dd hh:mm UT)
Additional Information : (multiple lines)
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11. Aircraft Detection
11.01 Detection Type : Radar
Date Installed : 1997-03-31
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
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12. Meteorological Instrumentation
12.01.01 Pressure Sensor Model : GroWeather Pressure Sensor
Manufacturer : Davis Instruments
Recording Interval : Effectively PER PASS
Accuracy [mbar]: 0.3
Height Diff to SRP [m]: 1.0
Date Installed : 1998-04-01 00:00 UT
Calibration Interval : BI-YEARLY
Date Removed : (yyyy-mm-dd hh:mm UT)
Additional Information : Three sensors to check each other
12.02.01 Temp Sensor Model : GroWeather Temp sensor
Manufacturer : Davis Instruments
Recording Interval : Effectively PER PASS
Accuracy [deg C]: 0.2
Date Installed : 1998-04-01 00:00 UT
Calibration Interval : BI-YEARLY
Date Removed : (yyyy-mm-dd hh:mm UT)
Additional Information :
12.03.01 Humidity Sensor Model : GroWeather Humidity sensor
Manufacturer : Davis Instruments
Recording Interval : Effectively PER PASS
Accuracy [% rel h]: 2
Date Installed : 1998-04-01 00:00 UT
Calibration Interval : BI-YEARLY
Date Removed : (yyyy-mm-dd hh:mm UT)
Additional Information :
12.xx.xx xxxxxxx Sensor Model :
Manufacturer :
Recording Interval [hms]: (hh:mm:ss/PER PULSE/PER PASS/etc)
Accuracy []:
Date Installed : (yyyy-mm-dd hh:mm UT)
Calibration Interval : (YEARLY/MONTHLY/etc)
Date Removed : (yyyy-mm-dd hh:mm UT)
Additional Information : (multiple lines)
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13. Local Ties, Eccentricities, and Collocation Information
13.01 Collocated Permanent Geodetic Systems
GPS : GSI network/CRL
Date Installed : 1998-01-01
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
GLONASS : NO
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
DORIS : NO
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
PRARE : NO
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
VLBI : CRL Keystone 11m
Date Installed : 1994-10-01
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
Gravimeter : NO
Date Installed : (yyyy-mm-dd)
Date Removed : (yyyy-mm-dd)
Additional Information : (multiple lines)
13.02.01 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : VLBI-CP0
Instrumentation Type : VLBI
Instrumentation Status : PERMANENT
DOMES Number : 21704S004
CDP Number : 7327
Differential Components (ITRS)
dx [m]: 82.6999 m +- 0.002 m
dy [m]: 53.3244 m +- 0.002 m
dz [m]: 44.2529 m +- 0.002 m
Date Measured : 1999-10-12
Determined by : Kokusai Kogyo Co Ltd
Date Installed : 1994-10-01
Date Removed :
Additional Information : CRL Keystone 11 m antenna
13.02.02 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : SLR-PGPS
Instrumentation Type : GPS
Instrumentation Status : PERMANENT
DOMES Number : 21704S005
CDP Number : not assigned
Differential Components (ITRS)
dx [m]: 70.9489 m +- 0.002 m
dy [m]: 58.7820 m +- 0.002 m
dz [m]: 23.8533 m +- 0.002 m
Date Measured : 1999-10-12
Determined by : Kokusai Kogyo Co Ltd
Date Installed : 1994-10-01
Date Removed :
Additional Information : Ashtech Z-XII with GEODETIC L1/L2
13.02.03 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : Koganei KSP
Instrumentation Type : SLR
Instrumentation Status : PERMANENT
DOMES Number : 21704M001
CDP Number : 7328
Differential Components (ITRS)
dx [m]: 78.8938 m +- 0.002 m
dy [m]: 71.9503 m +- 0.002 m
dz [m]: 4.6419 m +- 0.002 m
Date Measured : 1997-10-06
Determined by : Kokusai Kogyo Co Ltd
Date Installed : 1998-03-01
Date Removed :
Additional Information : Koganei KSP SLR S2 piller
13.03.xx 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 : Communications Research Lab.
Mailing Address : 4-2-1, Nukui-kita, Koganei,
184-8795 Japan
Primary Contact
Contact Name : Hiroo Kunimori
Telephone (primary) : +81 423-27-7559
Telephone (secondary) :
Fax : +81 423-27-6077
E-mail : kuni@crl.go.jp
Secondary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information : (multiple lines)
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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://ksp.crl.go.jp/
Hardcopy on File
Site Map : NO
Site Diagram : NO
Horizon Mask : NO
Monument Description : NO
Site Pictures : NO
Additional Information : (multiple lines)
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