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San Juan: 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) : Liu Weidong
Preparer E-mail : wdliu@nao.cas.cn
Date Prepared : 2018-09-29
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 : San Juan SLR Station of Argentina
IERS DOMES Number : 41508S003
CDP Pad ID : 7406
Subnetwork : WPLTN
Description : AZ EL INTERSECTION
Monument Description : N.A.
Monument Inscription : N.A.
Mark Description : N.A.
Date Installed : 2005-11-28
Date Removed :
Geologic Characteristic : SANDSTONES
Additional Information : (Full SOD is 74068801)
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2. Site Location Information
City or Town : San Juan
State or Province : San Juan Province
Country : Argentina
Tectonic Plate : South America
Local Time (UTC +/- hours) :
Approximate Position
X coordinate [m]: 1984104.114
Y coordinate [m]: -5068867.289
Z coordinate [m]: -3314482.433
Latitude [deg]: 31.5086249 S
Longitude [deg]: 68.6231602 E
Elevation [m]: 727.221
Survey Method :
Date Measured :
Additional Information : The site is about 12 kms from the
: city center of San Juan
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3. General System Information
3.01 System Name : San Juan SLR of Argentina
4-Character Code : SJUL
CDP System Number : 88
CDP Occupation Number : 01
Eccentricity to SRP (if Not Identical With SRP)
North [m]:
East [m]:
Up [m]:
Date Measured : N.A.
Date Installed : N.A.
Date Removed :
Additional Information :
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4. Telescope Information
4.01 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.60
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : GALILEI
Aperture [m]: 0.16
Date Installed :
Date Removed :
Tracking Camera Type : ICCD (LCL-902HS CCD,Watec,Japan)
Model : 3XZ25/25F Image Intensifier
Manufacturer : North Night vision Technology CO.,LTD,China
Field of View [deg]: 0.30
Minimum Magnitude [mag]: 14
Date Installed :
Date Removed :
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 15
Max Slew Rate El [deg/s]: 5
Max Used Tracking Rate Az : 15
Max Used Tracking Rate El : 5
Telescope Shelter : Moveble Roof
Daylight Filter Type : N.A.
Dayl. Filt. Bandwidth [nm]: N.A.
Adjustable Attenuation : RECEIVE
Adjustable Field of View :
Transmit Efficiency : 0.70
Receive Efficiency : 0.70
Date Installed : 2005-12-20
Date Removed :
Additional Information :
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5. Laser System Information
5.01 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 1
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 80
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 50
Xmit Energy Adjustable : NO
Additional Information :
Pulse Width (FWHM) [ps]: 50
Max. Repetition Rate [Hz]: 20
Fullw. Beam Divergence ["]: 100
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.02
Eyesafe : NO
Eyesafe Standard : N.A.
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 : 2006-10-20
Date Removed :
Additional Information : Pulse Width: 30-50
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : C-SPAD
Manufacturer : Czech Technical University + Graz
Model : SN35938/0422
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 150
Jitter (Single PE)[ps]: 22
Field of View Diam ["]: 60
Date Installed : 2005-11-28
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : Pulse Distributor
Manufacturer : SLR Station Graz,Austria
Model : PDM
Date Installed : 2005-11-28
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : MULTI PHOTON
Additional Information:
Time of Flight Observ. : TIME INTERVAL
Manufacturer : Stanford UN.
Model : SR 620
Resolution [ps]: 20
Precision [ps]: 30
Date Installed : 2006-01-20
Date Removed :
Additional Information : Rise time: 100-150
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 :
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7. Tracking Capabilities
7.01 Satellites
Very Low Alt (<400 km) : NIGHT
Low Altitude (400-2000) : NIGHT
LAGEOS/LARES : NIGHT
GLONASS : NIGHT
Etalon : NIGHT
GNSS : NIGHT
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 30
Average values for LAGEOS
Single Shot RMS [mm]: 15
# of Obs per NP : 50
Use of Semi-trains : YES
# of Semi-train Tracks : 4
Range Gate Width [ns]: 10 - 10000
Beam Pointing Accuracy ["]: 5
Angle Encoder Resolution["]: 1
Min. Tracking Elev. [deg]: 10
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 12
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 : 2006-02-22 HH:MM UT
Date Last Applicable :
Additional Information :
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8. Calibration
8.01 Calibration Type : POST
Target Location : EXTERNAL WITHIN DOME
Target Type : Refraction
Target Structure : METAL Structure
Number of Targets :
Target Distance(s) [m]: 2.149
Date Measured : 2006-02-18
Accuracy [mm]: 1.0
Verification : 1 other target
Return-Rate Controlled : YES
Eye-Safe Method :
Additional Information :
Mode of Operation : MULTI PHOTON
Calibration performed : 60
Single Shot RMS [mm]: 8
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 2006-02-10
Date Removed :
Additional Information : Target location:Inside Movable Roof
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9. Time and Frequency Standards
9.01.01 Frequency Standard Type : QUARTZ
Model : HP58503B
Manufacturer : HP company,AMERICA
Short Term Stab. [e-12]: 5
Long Term Stab. [e-12]: 1
Time Reference : GPS
Synchronization : UTC(GPS)
Epoch Accuracy [ns]: 100
Date Installed : 2006-01-20
Date Removed :
Additional Information : Time reference: UTC(GPS)
9.02.01 GNSS Timing Rcvr Model : HP58503B
Manufacturer : HP company,AMERICA
Date Installed : 2006-01-20
Date Removed :
Additional Information :
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 : IRV+POLYNOMIAL
Return-Rate Rejection :
Edit Criterion 1st Chain : 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : One Hour
Date First Applicable : 2006-02-22 HH:MM UT
Date Last Applicable :
Additional Information : 5 data criteria for a np point(night data)
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11. Aircraft Detection
11.01 Detection Type : MOUNT OBSERVER
Manufacturer/Provider :
Automatic Laser Shutoff :
Alarms Recorded :
Hazard Distance [km]:
Date Installed :
Date Removed :
Additional Information :
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12. Meteorological Instrumentation
12.01.01 Pressure Sensor Model : PUT-200
Manufacturer : VAISALA,FINLAND
Recording Interval : PER PASS
Accuracy [mbar]: 0.5
Height Diff to SRP [m]: -0.5
Distance from SRP [m]:
Date Installed : 2006-01-20 HH:MM UT
Calibration Interval : 2 years
Date Removed :
Additional Information : SN:W2020002
12.02.01 Temp Sensor Model : HMP-450
Manufacturer : VAISALA,FINLAND
Recording Interval : Per Pass
Accuracy [deg C]: 0.1
Date Installed : 2006-01-20 HH:MM UT
Calibration Interval : 2 years
Date Removed :
Additional Information : SN:W1850022
12.03.01 Humidity Sensor Model : HMP-450
Manufacturer : VAISALA,FINLAND
Recording Interval : PER PASS
Accuracy [% rel h]: 2.0
Date Installed : 2006-01-20 HH:MM UT
Calibration Interval : 2 years
Date Removed :
Additional Information : SN:W1850022
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13. Local Ties, Eccentricities, and Collocation Information
13.01 Collocated Permanent Geodetic Systems
13.01.01.01 GNSS : NO
Date Installed :
Date Removed :
Additional Info :
13.01.01.02 GNSS : NO
Date Installed :
Date Removed :
Additional Info :
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 : NO
Instrumentation Type : NO
Instrumentation Status : NO
DOMES Number : N.A.
CDP Number : N.A.
Differential Components (ITRS)
dx [m]: N.A.
dy [m]: N.A.
dz [m]: N.A.
Date Measured :
Determined by : NO
Date Installed :
Date Removed :
Additional Information :
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 :
Additional Information :
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15. On-Site, Point of Contact Agency Information
Agency : Felix Aguilar Astronomical Observatory,
: Faculty of Exact,Physics and Nature Sciences,
Mailing Address : San Juan National University,Argentina
Website :
Primary Contact
Contact Name : Ricardo Podesta
Telephone (primary) : ++0054 264 4231467
Telephone (secondary) :
Fax : ++0054 264 4238494
E-mail : ricpod@hotmail.com
Secondary Contact
Contact Name : Liu Weidong
Telephone (primary) : +86-10-64860253
Telephone (secondary) :
Fax : 010-64888730
E-mail : wdliu@nao.cas.cn
Tertiary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information : The Whole Systems were developed and
: manufactured by CASM and NAOC and so the
: Site technical support and running are
: from the same units mentioned above
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16. Responsible Agency (if different from 15.)
Agency : National Astronomical Observatories
: of China(NAOC),
: Chinese Academy of Sciences(CAS)
Mailing Address : A20 Datun Road Chaoyang District,
: 100101 Beijing,China
Primary Contact
Contact Name : Liu Weidong
Telephone (primary) : ++0086 10 64860253
Telephone (secondary) :
Fax : ++0086 10 64888730
E-mail : wdliu@nao.cas.cn
Secondary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information : This station is running by the cooperations
: between National Astronomical Observatories
: of China(NAOC), Chinese Academy of Sciences
: (CAS) and Felix Aguilar Astronomical
: Observatory, Argentina
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17. More Information
URL for More Information : www.bao.ac.cn
Hardcopy on File
Site Map : NO
Site Diagram : NO
Horizon Mask : YES
Monument Description : NO
Site Pictures : YES
Additional Information : Horizon mask:
: 12 degree in the direction of north west `
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