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San Fernando: 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) : Manuel Angel Sanchez Piedra
Preparer E-mail : msanpie@roa.es
Date Prepared : 2025-04-21
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 Fernando SLR
IERS DOMES Number : 13402S008
CDP Pad ID : 7824
Subnetwork : EUROLAS
Description : Az El Intersect
Monument Description : Pillar
Monument Inscription : None
Mark Description : No mark
Date Installed : 2024-08-01
Date Removed :
Geologic Characteristic : Bedrock
Additional Information : As a result of the mount replacement,
: the SRP has been relocated
: a few centimeters from its former position,
: which was identified by IERS DOMES 13402S007.
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2. Site Location Information
City or Town : San Fernando
State or Province : Cadiz (Andalucia)
Country : Spain
Tectonic Plate : Iberian/Eurasian
Local Time (UTC +/- hours) : 1
Approximate Position
X coordinate [m]: 5105473.7645
Y coordinate [m]: -555110.2378
Z coordinate [m]: 3769893.1712
Latitude [deg]: 36.465257806 N
Longitude [deg]: 6.205305006 W
Elevation [m]: 98.2684
Survey Method : GNSS campaign and topographic measurements
Date Measured : 2024-10-DD
Additional Information :
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3. General System Information
3.01 System Name : San Fernando SLR
4-Character Code : SFEL
CDP System Number : 45
CDP Occupation Number : 02
Eccentricity to SRP (if Not Identical With SRP)
North [m]:
East [m]:
Up [m]:
Date Measured : N.A.
Date Installed : 1999-04-04
Date Removed : 2024-07-31
Additional Information :
3.02 System Name : San Fernando SLR
4-Character Code : SFEL
CDP System Number : 45
CDP Occupation Number : 03
Eccentricity to SRP (if Not Identical With SRP)
North [m]:
East [m]:
Up [m]:
Date Measured :
Date Installed : 2024-08-01
Date Removed :
Additional Information :
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4. Telescope Information
4.01 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.6
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : REFRACTOR
Aperture [m]: 0.2
Date Installed :
Date Removed :
Tracking Camera Type : CCD
Model : LDH 0702/20
Manufacturer : Philips
Field of View [deg]: 1
Minimum Magnitude [mag]: 7
Date Installed :
Date Removed :
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 3
Max Slew Rate El [deg/s]: 3
Max Used Tracking Rate Az : 3
Max Used Tracking Rate El : 3
Telescope Shelter : DOME
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.5
Adjustable Attenuation : NO
Adjustable Field of View :
Transmit Efficiency : 0.85
Receive Efficiency : 0.55
Date Installed : 1984-10-18
Date Removed : 2005-08-20
Additional Information :
4.02 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.6
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : REFRACTOR
Aperture [m]: 0.2
Date Installed :
Date Removed :
Tracking Camera Type : CCD
Model : LH 509 ULL
Manufacturer : Lheritier
Field of View [deg]: 1
Minimum Magnitude [mag]: 15
Date Installed :
Date Removed :
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 3
Max Slew Rate El [deg/s]: 3
Max Used Tracking Rate Az : 3
Max Used Tracking Rate El : 3
Telescope Shelter : DOME
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.2
Adjustable Attenuation : NO
Adjustable Field of View :
Transmit Efficiency : 0.85
Receive Efficiency : 0.55
Date Installed : 2005-08-20
Date Removed : 2014-05-19
Additional Information : Tracking camera replaced.
: Daylight filter bandwidth set to 2 Armstrong
4.03 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.6
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : REFRACTOR
Aperture [m]: 0.2
Date Installed :
Date Removed :
Tracking Camera Type : CCD
Model : LH 509 ULL
Manufacturer : Lheritier
Field of View [deg]: 1
Minimum Magnitude [mag]: 15
Date Installed :
Date Removed :
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 3
Max Slew Rate El [deg/s]: 3
Max Used Tracking Rate Az : 3
Max Used Tracking Rate El : 3
Telescope Shelter : DOME
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.5
Adjustable Attenuation : NO
Adjustable Field of View :
Transmit Efficiency : 0.85
Receive Efficiency : 0.55
Date Installed : 2014-05-20
Date Removed : 2014-07-09
Additional Information : 2 Arm spectral filter found damaged and
: had to be removed.
4.04 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.6
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : REFRACTOR
Aperture [m]: 0.2
Date Installed :
Date Removed :
Tracking Camera Type : CCD
Model : LH 509 ULL
Manufacturer : Lheritier
Field of View [deg]: 1
Minimum Magnitude [mag]: 15
Date Installed :
Date Removed : 2024-07-31
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 3
Max Slew Rate El [deg/s]: 3
Max Used Tracking Rate Az : 3
Max Used Tracking Rate El : 3
Telescope Shelter : DOME
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.2
Adjustable Attenuation : NO
Adjustable Field of View :
Transmit Efficiency : 0.85
Receive Efficiency : 0.55
Date Installed : 2014-07-09
Date Removed : 2024-07-31
Additional Information :
4.01 Receiving Telescope Type : CASSEGRAIN
Aperture [m]: 0.6
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : REFRACTOR
Aperture [m]: 0.2
Date Installed :
Date Removed :
Tracking Camera Type : CMOS
Model : ASI 585MC PRO
Manufacturer : ZWO
Field of View [deg]:
Minimum Magnitude [mag]:
Date Installed : 2024-08-01
Date Removed :
Transmit/Receive Path : SEPARATE
Transmit/Receive Switch : NONE
Max Slew Rate Az [deg/s]: 12.5
Max Slew Rate El [deg/s]: 5
Max Used Tracking Rate Az : 12.5
Max Used Tracking Rate El : 5
Telescope Shelter : SLIT-DOME
Daylight Filter Type : SPECTRAL FILTER
Dayl. Filt. Bandwidth [nm]: 0.2
Adjustable Attenuation : NO
Adjustable Field of View : NO
Transmit Efficiency :
Receive Efficiency :
Date Installed : 2024-08-01
Date Removed :
Additional Information : A finder telescope was installed on
: 2024-08-01, based on COTS elements
: (Celestron RASA 8 + ZWO ASI 2600 mc PRO)
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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]: 220
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 80
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 100
Max. Repetition Rate [Hz]: 5
Fullw. Beam Divergence ["]: 40
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.10
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 : 1984-10-18
Date Removed : 2001-07-04
Additional Information : (multiple lines)
5.02 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 2
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 80
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 40
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 50
Max. Repetition Rate [Hz]: 5
Fullw. Beam Divergence ["]: 40
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.10
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 : 2001-07-04
Date Removed : 2004-01-22
Additional Information : Pulse width set to 50 ps,
: while max energy transmitted was set to 40 mJ
5.03 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 2
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 80
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 40
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 50
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 40
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.10
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 : 2004-01-22
Date Removed : 2017-07-31
Additional Information : The repetition rate was set to 10 Hz
5.04 Laser Type : ND:YAG
Model : NL317-SH
Manufacturer : EKSPLA
Number of Amplifiers : 2
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 5000
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 2500
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 5500
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 15
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.1
Eyesafe : NO
Eyesafe Standard : N.A
Polarization on Exit : LINEAR - VERTICAL
Laser Fire Control : CONTROLLED
Laser Energy Monitor : OCCASSIONAL
Start Diode Type : DPSS
Manufactorer : EKSPLA
Model :
Quantum Efficiency [%]:
Rise/Fall Time [ps]:
Date Installed :
Date Removed :
Signal Processing :
Manufacturer :
Model :
Date Installed :
Date Removed :
Additional Information :
Date Installed : 2017-07-31
Date Removed :
Additional Information : SDLR High-power laser
5.05 Laser Type : ND:YAG
Model : PL2251C-10-SH
Manufacturer : EKSPLA
Number of Amplifiers : 1
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 100
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 50
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 30
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 15
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.1
Eyesafe : NO
Eyesafe Standard : N.A.
Polarization on Exit : Linear - Vertical
Laser Fire Control : Controlled
Laser Energy Monitor : On-calibration
Start Diode Type : Passively mode-locked Nd:YVO4 laser material
Manufactorer : Ekspla
Model : PL2250-02.001
Quantum Efficiency [%]:
Rise/Fall Time [ps]: 2
Date Installed : 2018-10-01
Date Removed :
Signal Processing :
Manufacturer :
Model :
Date Installed :
Date Removed :
Additional Information :
Date Installed : 2018-10-01
Date Removed :
Additional Information : SLR-Geodetic laser used for collaborative
: satellites
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : PMT
Manufacturer : Philips
Model : XP 2233 B
Quantum Efficiency [%]: 12
Nominal Gain : 3e7
Rise Time [ps]: 1500
Jitter (Single PE)[ps]: 1000
Field of View Diam ["]: 10 - 30
Date Installed : 1997-12-15
Date Removed : 2005-02-17
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec
Model : TC454
Date Installed : 1990-07-01
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photon
Additional Information:
Time of Flight Observ. : INTERVAL
Manufacturer : Hewlett-Packard
Model : 5370A
Resolution [ps]: 20
Precision [ps]: 35
Date Installed : 1999-08-10
Date Removed : 2001-08-10
Additional Information : Since 2001-07-24 the PMT detector was used
: only during nightime
: Since 2005-02-17 the PMT was no longer used.
6.01.02 Primary Chain
Wavelength [nm]: 532
Detector Type : C-SPAD
Manufacturer : PESO Consulting/Graz
Model :
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 2400
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 50
Date Installed : 2001-01-24
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec (start only)
Model : TC454
Date Installed : 1990-07-01
Date Removed : 2014-09-30
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photon
Additional Information:
Time of Flight Observ. : INTERVAL
Manufacturer : Stanford Research
Model : SR 620i
Resolution [ps]: 4
Precision [ps]: 30
Date Installed : 2001-08-10
Date Removed :
Additional Information : Since 2001-07-24 CSPAD was used for
: night time trackings.
: Since 2005-02-18 CSPAD is the only
: detector used.
: Since 2001-07-24 the TENNELEC signal
: processing was used at start only
6.01.03 Primary Chain
Wavelength [nm]: 532
Detector Type : C-SPAD
Manufacturer : PESO Consulting/Graz
Model :
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 2400
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 50
Date Installed : 2001-01-24
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec (start only)
Model : TC454
Date Installed : 2014-09-30
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photon
Additional Information:
Time of Flight Observ. : INTERVAL
Manufacturer : Stanford Research
Model : SR 620i
Resolution [ps]: 4
Precision [ps]: 30
Date Installed : 2001-08-10
Date Removed : 2022-08-30
Additional Information :
6.01.04 Primary Chain
Wavelength [nm]: 532
Detector Type : C-SPAD
Manufacturer : PESO Consulting/Graz
Model :
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 2400
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 50
Date Installed : 2001-01-24
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec (start only)
Model : TC454
Date Installed : 2014-09-30
Date Removed : 2024-07-31
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : Single to Multi Photon
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : EvenTech
Model : A032-ET
Resolution [ps]: 6
Precision [ps]: 10
Date Installed : 2022-08-30
Date Removed : 2024-07-31
Additional Information :
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : C-SPAD
Manufacturer : PESO Consulting/Graz
Model :
Quantum Efficiency [%]: 20
Nominal Gain :
Rise Time [ps]: 2400
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 50
Date Installed : 2001-01-24
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Ortec
Model : 935
Date Installed : 2024-08-01
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : SINGLE TO MULTI PHOTON
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : Eventech
Model : ESTT 7 Series
Resolution [ps]: 1
Precision [ps]: 1.5
Date Installed : 2024-08-01
Date Removed :
Additional Information :
6.02.01 Secondary Chain
Wavelength [nm]: 532
Detector Type : APD
Manufacturer : PESO Consulting/Graz
Model : SAP500T8
Quantum Efficiency [%]: 85
Nominal Gain :
Rise Time [ps]: 500
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 100
Date Installed : 2019-03-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec
Model : TC454
Date Installed : 2014-09-30
Date Removed :
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : SINGLE TO MULTI PHOTON
Additional Information:
Time of Flight Observ. : INTERVAL
Manufacturer : Standford Research
Model : SR620i
Resolution [ps]: 4
Precision [ps]: 30
Date Installed : 2001-08-10
Date Removed : 2022-08-30
Additional Information : Mainly used for Space Debris
6.02.02 Secondary Chain
Wavelength [nm]: 532
Detector Type : APD
Manufacturer : PESO Consulting/Graz
Model : SAP500T8
Quantum Efficiency [%]: 85
Nominal Gain :
Rise Time [ps]: 500
Jitter (Single PE)[ps]: 30
Field of View Diam ["]: 100
Date Installed : 2019-03-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec
Model : TC454
Date Installed : 2014-09-30
Date Removed : 2024-07-31
Amplitude Measurement : NO
Return-Rate Controlled: NO
Mode of Operation : SINGLE TO MULTI PHOTON
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : EvenTech
Model : A032-ET
Resolution [ps]: 6
Precision [ps]: 10
Date Installed : 2022-08-30
Date Removed : 2024-07-31
Additional Information :
6.02.03 Secondary Chain
Wavelength [nm]: 532
Detector Type : APD
Manufacturer : PESO Consulting/Graz
Model : SAP500T8
Quantum Efficiency [%]: 8
Nominal Gain : 250
Rise Time [ps]: 500
Jitter (Single PE)[ps]:
Field of View Diam ["]:
Date Installed : 2019-03-01
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Ortec
Model : 935
Date Installed : 2024-08-01
Date Removed :
Amplitude Measurement :
Return-Rate Controlled:
Mode of Operation : Multi
Additional Information:
Time of Flight Observ. : EVENT
Manufacturer : Eventech
Model : ESTT 7 Series
Resolution [ps]: 1
Precision [ps]: 1.5
Date Installed : 2024-08-01
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 : NO
Etalon : NO
GNSS : NO
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 25
# of Obs per NP : 50
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 400 - 20000
Beam Pointing Accuracy ["]: 15
Angle Encoder Resolution["]: 6
Min. Tracking Elev. [deg]: 8
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 8
Staff per Shift : 2
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 : 1999-04-04 HH:MM UT
Date Last Applicable : 2005-05-18 HH:MM UT
Additional Information :
7.02 Satellites
Very Low Alt (<400 km) : YES
Low Altitude (400-2000) : YES
LAGEOS/LARES : YES
GLONASS : NO
Etalon : NO
GNSS : NO
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 15
# of Obs per NP : 100
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 200 - 20000
Beam Pointing Accuracy ["]: 15
Angle Encoder Resolution["]: 6
Min. Tracking Elev. [deg]: 9
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 8
Staff per Shift : 1 - 2
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 : 2005-05-18 HH:MM UT
Date Last Applicable : 2007-05-01 HH:MM UT
Additional Information : Range gate width modified.
7.03 Satellites
Very Low Alt (<400 km) : YES
Low Altitude (400-2000) : YES
LAGEOS/LARES : YES
GLONASS : YES
Etalon : NO
GNSS : NO
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 15
# of Obs per NP : 100
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 200 - 20000
Beam Pointing Accuracy ["]: 15
Angle Encoder Resolution["]: 6
Min. Tracking Elev. [deg]: 9
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 8
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 : 2007-05-01 HH:MM UT
Date Last Applicable : 2008-01-01 HH:MM UT
Additional Information : First succesfull GLONASS tracking
7.04 Satellites
Very Low Alt (<400 km) : YES
Low Altitude (400-2000) : YES
LAGEOS/LARES : YES
GLONASS : YES
Etalon : YES
GNSS : NO
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 15
# of Obs per NP : 100
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 200 - 20000
Beam Pointing Accuracy ["]: 15
Angle Encoder Resolution["]: 6
Min. Tracking Elev. [deg]: 9
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 7
Hours per Day : 22
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 : 2008-01-01 HH:MM UT
Date Last Applicable : 2024-07-31 23:59 UT
Additional Information :
7.05 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]: 20
Average values for LAGEOS
Single Shot RMS [mm]: 35
# of Obs per NP : 30
Use of Semi-trains :
# of Semi-train Tracks :
Range Gate Width [ns]: 150
Beam Pointing Accuracy ["]: 2
Angle Encoder Resolution["]: <1
Min. Tracking Elev. [deg]: 15
Laser Polarization @emitter: LINEAR - VERTICAL
OperationContinuos
Months per Year : 12
Days per Week : 7
Hours per Day : 12
Staff per Shift : 1
System Shared With : SPACE DEBRIS
Time Allocated to SLR [%]: 100
Remotely Controllable : NO
Tracking Restrictions
Go/No-go flag : YES
Satellite Verification : NAME
Date Verified :
Maximum elevation : YES
Satellite Verification : NAME
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 : 2024-08-01 00:00 UT
Date Last Applicable :
Additional Information :
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8. Calibration
8.01 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : Optical square
Target Structure : Mirrors
Number of Targets :
Target Distance(s) [m]: 2.305
Date Measured : 2000-03-23
Accuracy [mm]: 2
Verification : No
Return-Rate Controlled : NO
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/MULTI PHOTON
Calibration performed : 30
Single Shot RMS [mm]: 30
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 2000-03-23
Date Removed : 2005-02-17
Additional Information :
8.02 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : Optical square
Target Structure : Mirrors
Number of Targets :
Target Distance(s) [m]: 2.305
Date Measured : 2000-03-23
Accuracy [mm]: 2
Verification : No
Return-Rate Controlled : NO
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/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 : 2005-02-18
Date Removed : 2012-03-05
Additional Information :
8.03 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : Optical square
Target Structure : Mirrors
Number of Targets :
Target Distance(s) [m]: 2.220
Date Measured : 2012-03-05
Accuracy [mm]: 2
Verification : No
Return-Rate Controlled : NO
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/MULTI PHOTON
Calibration performed : 60
Single Shot RMS [mm]: 10
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 2012-03-05
Date Removed : 2014-06-12
Additional Information :
8.04 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : Optical square
Target Structure : Mirrors
Number of Targets :
Target Distance(s) [m]: 2.255
Date Measured : 2014-11-24
Accuracy [mm]: 2
Verification : No
Return-Rate Controlled : NO
Eye-Safe Method :
Additional Information :
Mode of Operation : SINGLE/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 : 2014-06-12
Date Removed :
Additional Information : From 2014-06-12 to 2014-11-25 target distance
: had an measure error.
: From 2014-06-12 to 2014-08-16 a bias must be
: applied (+ 233 ps).
: From 2014-08-17 to 2014-08-25 a bias must be
: applied (-367 ps).
8.05 Calibration Type : PRE+POST
Target Location : EXTERNAL WITHIN DOME
Target Type : CORNER CUBE
Target Structure : METAL POLE
Number of Targets : 1
Target Distance(s) [m]: 2.013
Date Measured : 2024-08-01
Accuracy [mm]: <1
Verification : LOCAL TIE SURVEY COMPARISON
Return-Rate Controlled : YES
Eye-Safe Method : NO
Additional Information :
Mode of Operation : SINGLE/MULTI PHOTON
Calibration performed : HOUR
Single Shot RMS [mm]: 1
Edit Criterion 1st Chain : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : NONE
Application of Cal Data : AVERAGE
Date Installed : 2024-08-01
Date Removed :
Additional Information :
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9. Time and Frequency Standards
9.01.01 Frequency Standard Type : Cesium
Model : 5071A
Manufacturer : HP
Short Term Stab. [e-12]: 5
Long Term Stab. [e-12]: 0.01
Time Reference : UTC
Synchronization : Coaxial Cable
Epoch Accuracy [ns]: 1
Date Installed : 1999-04-04
Date Removed : 2011-06-01
Additional Information : San Fernando Observatory has a
: a time lab with a set of 8
: atomic clocks
9.01.02 Frequency Standard Type : Rubidium
Model : 8040C
Manufacturer : Symmetricom
Short Term Stab. [e-12]:
Long Term Stab. [e-12]:
Time Reference : UTC
Synchronization : Coaxial Cable
Epoch Accuracy [ns]: 0.001
Date Installed : 2011-06-01
Date Removed : 2014-03-05
Additional Information : San Fernando Observatory has a
: a time lab with a set of 8
: atomic clocks
9.01.03 Frequency Standard Type : Rubidium
Model : 8040C
Manufacturer : Symmetricom
Short Term Stab. [e-12]: 5
Long Term Stab. [e-12]: 0.002
Time Reference : UTC
Synchronization : UTC (ROA) White Rabbit connection
Epoch Accuracy [ns]: 5
Date Installed : 2014-04-16
Date Removed :
Additional Information : PPS UTC(ROA) is realized with
: 1 H-maser + AOG
9.02.01 GNSS Timing Rcvr Model : GPS-DISOS
Manufacturer : TIME TECH Gmbh
Date Installed : 2014-03-05
Date Removed : 2014-04-16
Additional Information : Used during the syncro cable change
9.02.02 GNSS Timing Rcvr Model : GPS Trimble NETRS
Manufacturer : Trimble
Date Installed : 2024-08-01
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 : ITERATIVE 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : AFTER EACH PASS
Date First Applicable : 1999-04-04 HH:MM UT
Date Last Applicable : 2024-07-31 23:59 UT
Additional Information :
10.02 On-site NP Generation : YES
Data Screening : ORBIT NP
Return-Rate Rejection : above 20% return rate
Edit Criterion 1st Chain : 2.5 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : after each shift
Date First Applicable : 2024-08-01 00:01 UT
Date Last Applicable :
Additional Information :
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11. Aircraft Detection
11.01 Detection Type : ADS-B
Manufacturer/Provider :
Automatic Laser Shutoff :
Alarms Recorded :
Hazard Distance [km]:
Date Installed : 2017-10-01
Date Removed :
Additional Information :
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12. Meteorological Instrumentation
12.01.01 Pressure Sensor Model : HPB200W2DA-BF
Manufacturer : Honeywell
Recording Interval : EVERY 10 MINUTES
Accuracy [mbar]: 0.3
Height Diff to SRP [m]:
Distance from SRP [m]:
Date Installed : 1993-03-01 HH:MM UT
Calibration Interval : MONTHLY
Date Removed :
Additional Information :
12.02.01 Temp Sensor Model : 1.1005.54.700
Manufacturer : THIES
Recording Interval : EVERY 10 MINUTES
Accuracy [deg C]: 0.3
Date Installed : 1993-03-01 HH:MM UT
Calibration Interval : MONTHLY
Date Removed :
Additional Information :
12.03.01 Humidity Sensor Model : 1.1005.54.700
Manufacturer : THIES
Recording Interval : EVERY 10 MINUTES
Accuracy [% rel h]: 2
Date Installed : 1993-03-01 HH:MM UT
Calibration Interval : MONTHLY
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+EUREF
Date Installed : 1996-01-09
Date Removed : 2014-01-29
Additional Info :
13.01.01.02 GNSS : IGS+EUREF
Date Installed : 2014-01-30
Date Removed :
Additional Info : New GNSS Receiver GPS+GLONASS+GALILEO
:
13.01.01.03 GNSS : IGS
Date Installed : 2015-09-01
Date Removed :
Additional Info : Receiver associated to Time Dept on ROA
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 : Old SLR monument
Instrumentation Type : SLR
Instrumentation Status : PERMANENT
DOMES Number : 13402S004
CDP Number : 4501
Differential Components (ITRS)
dx [m]: -0.280 +- 0
dy [m]: 0.030 +- 0
dz [m]: -0.208 +- 0
Date Measured : 1999-04-04
Determined by : Jorge Garate
Date Installed : 1984-10-18
Date Removed : 1999-04-04
Additional Information : The previous site log
: sfel_20010312.log
13.02.[0-9][0-9].[0-9][0-9] Local Ties from the SRP to Other Monuments or Systems on Site
13.02.02.01 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : SFER00ESP
Monument Name : SFER
Instrumentation Type :
Instrumentation Type : GPS
Instrumentation Status :
Instrumentation Status : PERMANENT
DOMES Number : 13402M004
DOMES Number :
CDP Number :
CDP Number : N.A.
Differential Components (ITRS)
Differential Components (ITRS)
dx [m]:
dx [m]: 45.095 +- 0
dy [m]:
dy [m]: -35.278 +- 0
dz [m]:
dz [m]: -89.556 +- 0
Date Measured :
Date Measured : 1999-04-04
Determined by :
Determined by : Jorge Garate
Date Installed :
Date Installed : 1996-01-09
Date Removed :
Date Removed :
Additional Information : The previous site log
13.02.[0-9][0-9].[0-9][0-9] Local Ties from the SRP to Other Monuments or Systems on Site
13.02.03.01 Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name :
Monument Name : SFER
Instrumentation Type :
Instrumentation Type : GPS
Instrumentation Status : PERMANENT
Instrumentation Status :
DOMES Number : 13402M004
DOMES Number :
CDP Number : N.A.
CDP Number :
Differential Components (ITRS)
Differential Components (ITRS)
dx [m]: 45.1017 +- 0.0017
dx [m]:
dy [m]: -35.2995 +- 0.0009
dy [m]:
dz [m]: -89.5475 +- 0.0020
dz [m]:
Date Measured : 2009-07-16
Date Measured :
Determined by : Jorge Garate
Determined by :
Date Installed :
Date Installed : 1996-01-09
Date Removed :
Date Removed : 2024-07-31
Additional Information : Local ties found by Spanish National
Additional Information :
: Geograpchic Institute
Additional Information : Local ties found by Spanish National
Additional Information :
: Geograpchic Institute
13.02.[0-9][0-9].[0-9][0-9] Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : SFER00ESP
Instrumentation Type : GNSS
Instrumentation Status : PERMANENT
DOMES Number : 13402M004
CDP Number :
Differential Components (ITRS)
dx [m]:
dy [m]:
dz [m]:
Date Measured : 2024-08-01
Determined by : ROA and IHM geodest staff
Date Installed : 2014-01-30
Date Removed :
Additional Information :
13.02.[0-9][0-9].[0-9][0-9] Local Ties from the SRP to Other Monuments or Systems on Site
Monument Name : ROAG00ESP
Instrumentation Type : GNSS
Instrumentation Status : PERMANENT
DOMES Number : 13402M007
CDP Number :
Differential Components (ITRS)
dx [m]:
dy [m]:
dz [m]:
Date Measured : 2024-08-01
Determined by : ROA and IHM geodest staff
Date Installed : 2015-09-01
Date Removed :
Additional Information : GNSS receiver on IGS
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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 : Real Instituto y Observatorio de la Armada
Mailing Address : Cecilio Pujazon sn
: 11110 San Fernando. Cadiz. SPAIN
Website :
Primary Contact
Contact Name : Manuel Angel Sanchez Piedra
Telephone (primary) : +34 956 545607
Telephone (secondary) :
Fax : +34 956 599 366
E-mail : msanpie@roa.es
Secondary Contact
Contact Name : Jesus Marin Montin
Telephone (primary) : +34 956 545607
Telephone (secondary) :
Fax : +34 956 599 366
E-mail : jesusmarin@roa.es
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 :
Mailing Address :
Primary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Secondary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information :
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17. More Information
URL for More Information : www.roa.es
Hardcopy on File
Site Map : NO
Site Diagram : NO
Horizon Mask : NO
Monument Description : NO
Site Pictures : NO
Additional Information :
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