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Mt. Stromlo: 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) : Jim Steed and Chris Moore
Preparer E-mail : jim.steed@ga.gov.au,
: stromlo_slr@eos-aus.com
Date Prepared : 2003-03-10
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 : Mount Stromlo
IERS DOMES Number : 50119S001
CDP Pad ID : 7849
Subnetwork : WPLTN
Description : AZ EL INTERSECT
Monument Description : N.A.
Monument Inscription : N.A.
Mark Description : N.A.
Date Installed : 1998-06-19
Date Removed :
Geologic Characteristic : BEDROCK
Additional Information : Bedrock is FRESH IGNEOUS.
: Installation date is of first system
: acceptance. Initial date for system is
: 1997-11-03.
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2. Site Location Information
City or Town : Canberra
State or Province : Australian capital territory
Country : Australia
Tectonic Plate : Australian-Indian
Local Time (UTC +/- hours) :
Approximate Position
X coordinate [m]: -4467063.9
Y coordinate [m]: 2683034.5
Z coordinate [m]: -3667007.2
Latitude [deg]: 35.3161 S
Longitude [deg]: 149.0099 E
Elevation [m]: 804.1
Survey Method :
Date Measured :
Additional Information :
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3. General System Information
3.01 System Name : Stromlo
4-Character Code : STRL
CDP System Number : 80
CDP Occupation Number : 01
Eccentricity to SRP (if Not Identical With SRP)
North [m]:
East [m]:
Up [m]:
Date Measured : N.A.
Date Installed : 1997-11-03
Date Removed : 2003-01-18
Additional Information : The Stromlo SLR station was destroyed by fire
: along with many buildings of the nearby
: Mt Stromlo Atronomical Observatory during
: the 18th January 2003 bush fires that also
: destroyed over 500 houses in the suburbs of
: Canberra.
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4. Telescope Information
4.01 Receiving Telescope Type : Confocal paraboloid
Aperture [m]: 0.75
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : Confocal paraboloid
Aperture [m]: 0.75
Date Installed :
Date Removed :
Tracking Camera Type : ICCD
Model : MX12P/8X43
Manufacturer : ADIMEC
Field of View [deg]: 0.0167
Minimum Magnitude [mag]: 7
Date Installed :
Date Removed :
Transmit/Receive Path : COMMON COUDE
Transmit/Receive Switch : POLARIZER
Max Slew Rate Az [deg/s]: 10
Max Slew Rate El [deg/s]: 10
Max Used Tracking Rate Az : 4
Max Used Tracking Rate El : 3
Telescope Shelter : SEALED DOME
Daylight Filter Type : Andover 11622 Fabry-Perot
Dayl. Filt. Bandwidth [nm]: 0.15
Adjustable Attenuation : YES
Adjustable Field of View :
Transmit Efficiency : 0.41
Receive Efficiency : 0.41
Date Installed : 1998-06-19
Date Removed : 2003-01-18
Additional Information : Transmit/Receive Switch:
: Dichroic Mirror plus SHG;
: Ssubstitued "Polarizer";
: Is that correct;
: rlr. 07/12/2019
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5. Laser System Information
5.01 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 2
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: N.A.
Secondary Wavelength [nm]: 532.1
Secondary Max. Energy [mJ]: 50
Xmit Energy Adjustable : NO
Additional Information :
Pulse Width (FWHM) [ps]: 30
Max. Repetition Rate [Hz]: 100
Fullw. Beam Divergence ["]: 7 - 60
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.75
Eyesafe : NO
Eyesafe Standard : ANSI Z136.1 - 1993
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 : 1998-06-19
Date Removed : 2003-01-18
Additional Information : Microlaser oscillator at 100 MHz, microjoule
: Region. Pulses selected and amplified in a
: Regenerative amplifier, then fed to a double
: Pass power amplifier
: Primary Maximum Energy:
: not used for laser ranging
:
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : CSPAD
Manufacturer : PESO Consulting
Model : ASY01643
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 100
Jitter (Single PE)[ps]: 22
Field of View Diam ["]: 8 - 32
Date Installed : 1999-09-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : Time Walk Compensated
Manufacturer : Graz
Model :
Date Installed : 1999-09-01
Date Removed :
Amplitude Measurement : YES
Return-Rate Controlled: NO
Mode of Operation : Single to Multiple Photons
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : EOS
Model : MRCS V.4
Resolution [ps]: 0.7
Precision [ps]: 10
Date Installed : 1998-06-19
Date Removed : 2003-01-18
Additional Information : 80 MHz reference oscillator derived from
: OCXO. Mode of operation depends on amplitude
: filtering application which depends on
: received return rate (i.e. post processing
: configurable)
: Rise Time: <100
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) : YES
Low Altitude (400-2000) : YES
LAGEOS/LARES : YES
GLONASS : YES
Etalon : YES
GNSS : YES
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 10
# of Obs per NP : 100
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 200 - 5200
Beam Pointing Accuracy ["]: 3.5
Angle Encoder Resolution["]: 0.3
Min. Tracking Elev. [deg]: 20
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 24
Staff per Shift : 1
System Shared With : R&D/SPACE DEBRIS
Time Allocated to SLR [%]: 67 - 100
Remotely Controllable : YES
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 : 1998-10-29 HH:MM UT
Date Last Applicable : 2003-01-18 HH:MM UT
Additional Information : Staff per Shift:
: 1 half the time,
: 0 in autonomous operation
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8. Calibration
8.01 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : CORNER CUBE open-face
Target Structure : METAL POLE in protective metal tube
Number of Targets :
Target Distance(s) [m]: 69.5346
Date Measured : 1999-06-01
Accuracy [mm]: 1
Verification : Weekly ranging to 4 ground targets
: plus real time internal target.
Return-Rate Controlled :
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/MULTI PHOTON
Calibration performed : 180
Single Shot RMS [mm]: 4.3
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : LINEAR FIT
Date Installed : 1999-01-15
Date Removed : 2003-01-18
Additional Information : Occasionally use just PRE calibration with
: application of AVERAGE
8.02 Calibration Type : REALTIME
Target Location : INTERNAL
Target Type : CORNER CUBE open-face
Target Structure : N.A.
Number of Targets :
Target Distance(s) [m]: 1.29
Date Measured : 1998-06-30
Accuracy [mm]: 2
Verification : Weekly ranging to 4 ground targets plus
: real Time internal target.
Return-Rate Controlled :
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/MULTI PHOTON
Calibration performed :
Single Shot RMS [mm]:
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 1998-06-19
Date Removed : 1999-01-15
Additional Information : Facility is quasi-available and will be
: restored as principlal calibration method
: as soon as possible.
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9. Time and Frequency Standards
9.01.01 Frequency Standard Type : Oven Controlled Crystal Oscillator
Model : XL-DC 151-602-254
Manufacturer : TrueTime
Short Term Stab. [e-12]: 100
Long Term Stab. [e-12]: 1
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 150
Date Installed : 1998-06-19
Date Removed : 2003-01-18
Additional Information : TrueTime or HP depending upon which
: GPS Timing Receiver is used. OCXO GPS
: disciplined with low phase noise output
: options.
9.01.02 Frequency Standard Type : Cesium
Model : 5071A
Manufacturer : HP
Short Term Stab. [e-12]: 5
Long Term Stab. [e-12]: 0.01
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 150
Date Installed : 1998-10-29
Date Removed : 2003-01-18
Additional Information : Backup and monitoring standard
9.02.01 GNSS Timing Rcvr Model : XL-DC 151-602-254
Manufacturer : TrueTime
Date Installed : 1998-06-19
Date Removed : 2003-01-18
Additional Information :
9.02.02 GNSS Timing Rcvr Model : 58503
Manufacturer : HP
Date Installed : 1998-10-29
Date Removed : 2003-01-18
Additional Information : Backup receiver
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 : DAILY
Date First Applicable : 1999-07-01 HH:MM UT
Date Last Applicable :
Additional Information : Automatic process ("AUTOPROC")
10.02 On-site NP Generation : YES
Data Screening : IRV+POLYNOMIAL
Return-Rate Rejection :
Edit Criterion 1st Chain : MANUAL + 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : DAILY
Date First Applicable : 1998-06-19 HH:MM UT
Date Last Applicable : 1999-06-30 HH:MM UT
Additional Information : Manual process ("PROFITS")
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11. Aircraft Detection
11.01 Detection Type : EYESAFE LASER
Manufacturer/Provider :
Automatic Laser Shutoff :
Alarms Recorded :
Hazard Distance [km]:
Date Installed : 1998-03-01
Date Removed : 2003-01-18
Additional Information : 1570 nm OPO conversion from Infinity Nd:YAG
: Full-rate synchronous, fired 290 us before
: Primary emission. Energy <30mJ, width 3.2ns
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12. Meteorological Instrumentation
12.01.01 Pressure Sensor Model : PTB200A
Manufacturer : Vaisala
Recording Interval : EVERY 5 SECONDS
Accuracy [mbar]: 0.05
Height Diff to SRP [m]: +0.21
Distance from SRP [m]:
Date Installed : 1998-06-19 HH:MM UT
Calibration Interval : DAILY/YEARLY
Date Removed : 2003-01-18 HH:MM UT
Additional Information : Calibrated daily against local reference,
: and every 2 years against Meteorological
: Bureau standards.
12.01.02 Pressure Sensor Model : Mercury
Manufacturer : FORTIN
Recording Interval : DAILY
Accuracy [mbar]: 0.5
Height Diff to SRP [m]: -4.43
Distance from SRP [m]:
Date Installed : 1999-08-03 HH:MM UT
Calibration Interval :
Date Removed : 2003-01-18 HH:MM UT
Additional Information : Used as back-up barometer.
: Readings are manual.
12.02.01 Temp Sensor Model : HMP350
Manufacturer : Vaisala
Recording Interval : EVERY 5 SECONDS
Accuracy [deg C]: 0.1
Date Installed : 1998-06-19 HH:MM UT
Calibration Interval : see additional comments
Date Removed : 2003-01-18 HH:MM UT
Additional Information : Factory calibration.
12.02.02 Temp Sensor Model : 9858253 Mercury
Manufacturer : Dobbie
Recording Interval : Daily
Accuracy [deg C]: 0.1
Date Installed : 1998-06-19 HH:MM UT
Calibration Interval :
Date Removed : 2003-01-18 HH:MM UT
Additional Information : Back-up thermometer. Readings
: are manual.
12.03.01 Humidity Sensor Model : HMP350
Manufacturer : Vaisala
Recording Interval : EVERY 5 SECONDS
Accuracy [% rel h]: 0.5
Date Installed : 1998-06-19 HH:MM UT
Calibration Interval :
Date Removed : 2003-01-18 HH:MM UT
Additional Information : Integral with primary temperature sensor.
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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 : 1996-06-08
Date Removed : 2003-01-18
Additional Info :
13.01.01.02 GNSS : IGLOS
Date Installed : 1998-09-17
Date Removed : 2003-01-18
Additional Info :
13.01.02.01 DORIS : IDS
Date Installed : 1998-10-22
Date Removed : 2003-01-18
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 : There is a VLBI system at Tidbinbilla
: 9.6 km away
13.01.05.01 Gravimeter : SUPERCONDUCTING
Date Installed : 1997-01-01
Date Removed :
Additional Info : This instrument belongs to Japanese
: National Astronomical Observatory.
: It is in a basement of the Astronomical
: Observatory, about 600 meters from the
: SLR system.
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 : STR1
Instrumentation Type : GPS
Instrumentation Status : PERMANENT
DOMES Number : 50119M002
CDP Number :
Differential Components (ITRS)
dx [m]: -38.7148 +- 0.0006
dy [m]: 4.9877 +- 0.0008
dz [m]: 57.5162 +- 0.0005
Date Measured : 1999-06-01
Determined by : AUSLIG
Date Installed : 1998-06-15
Date Removed :
Additional Information : Intersection of vertical axis of 5/8 inch
: Whitworth threaded steel stub with horizontal
: plane coinciding with top of mounting plate
: to which steel stub is attached. This
: mounting is on top of the North calibration
: pillar, 183 mm above a similar mounting used
: for the standard SLR calibration target.
: Monument inscription - AU052
13.02.02.01 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : STR0
Instrumentation Type : FIDUCIAL MONUMENT
Instrumentation Status : PERMANENT
DOMES Number : 50119M001
CDP Number :
Differential Components (ITRS)
dx [m]: -10.7687 +- 0.0005
dy [m]: -22.6353 +- 0.0008
dz [m]: -0.7403 +- 0.0005
Date Measured : 1999-06-01
Determined by : AUSLIG
Date Installed : 1998-01-01
Date Removed :
Additional Information : Intersection of vertical axis of 5/8 inch
: Whitworth threaded stainless steel spigot
: with top of stainless steel pillar plate set
: Into top of the fundamental survey pillar at
: Stromlo SLR station.
: GLONASS/GPS antenna mounted on spigot.
: Monument Inscription - AU045
: Fundamental Pillar
13.02.03.01 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : DORIS
Instrumentation Type : DORIS
Instrumentation Status : PERMANENT
DOMES Number : 50119S002
CDP Number :
Differential Components (ITRS)
dx [m]: -4.4647 +- 0.0007
dy [m]: -4.3871 +- 0.0012
dz [m]: 3.3729 +- 0.0006
Date Measured : 1999-06-01
Determined by : AUSLIG
Date Installed : 1998-10-22
Date Removed : 2003-01-18
Additional Information : Intersection of the vertical axis of Starec
: type antenna with plane coinciding with the
: painted reference line midway up the antenna.
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 : 2003-01-18 HH:MM UT
Event : Fire storm
Additional Information : SLR station destroyed along with GPS, Doris
: and Glonass monitoring equipment. Monuments
: STR0 and STR1 not detroyed but will require
: re-furbishment and re-survey once the site
: is re-established.
14.02 Date : 2003-07-04 HH:MM UT
Event : Facility replacement begins
Additional Information : The Australian Government, through Geoscience
: Australia (formerly AUSLIG) signed a
: contract with EOS Space Systems Pty Limited
: (EOS) to rebuild the Stromlo SLR facility.
14.03 Date : 2003-09-09 HH:MM UT
Event : Operation of facility
Additional Information : Another contract signed with EOS Space
: Systems Pty Limited (EOS) for the operation
: and maintenance of the Geoscience Australia
: facilty. The building is already completed
: awaiting the installation of the dome,
: telescope and laser. Engineering data is
: expected to be available in December 2003,
: with full operational status in early 2004.
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15. On-Site, Point of Contact Agency Information
Agency : Electro Optic Systems Pty. Ltd.
Mailing Address : Locked Bag 2, PO
: Queanbeyan NSW 2620
: Australia
Website :
Primary Contact
Contact Name : Dr Christopher Moore
Telephone (primary) : +61 2 6287-2953
Telephone (secondary) : +61 2 6298-8000
Fax : +61 2 6287-2951
E-mail : stromlo_slr@eos-aus.com
Secondary Contact
Contact Name : Mr Ron Thompson
Telephone (primary) : +61 2 6298-8018
Telephone (secondary) :
Fax : +61 2 6299-7687
E-mail : ronthompson@eos-aus.com
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 : National Mapping Division,
: Geoscience Australia
Mailing Address : PO Box 2
: Belconnen ACT 2616
: Australia
Primary Contact
Contact Name : Jim Steed
Telephone (primary) : +61 2 6201-4347
Telephone (secondary) : +61 2 6201-4201
Fax : +61 2 6201-4366
E-mail : jim.steed@ga.gov.au
Secondary Contact
Contact Name : Mr John Manning
Telephone (primary) : +61 2 6201-4352
Telephone (secondary) : +61 2 6201-4201
Fax : +61 2 6201-4366
E-mail : john.manning@ga.gov.au
Additional Information :
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17. More Information
URL for More Information : www.eos-aus.com
Hardcopy on File
Site Map : YES
Site Diagram : YES
Horizon Mask : NO
Monument Description : YES
Site Pictures : YES
Additional Information :
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