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Arequipa
Jump to: Photo, Contact, Coordinates, News, Links
Arequipa Contact:
| Agency | UNSA |
| Mailing Address | Cerro San Francisco s/n, Observatorio de Characato UNSA - Arequipa |
| Primary Contact | |
| Contact Name | Dr. Pablo Raul Yanyachi |
| Telephone (primary) | 51-54-448211 |
| Telephone (secondary) | 51-54-959626624 |
| Fax | 51-54-448418 |
| t3mgr@unsa.edu.pe, raulpab@unsa.edu.pe | |
| Secondary Contact | |
| Contact Name | |
| Telephone (primary) | |
| Telephone (secondary) | |
| Fax | |
Arequipa Coordinates:
Approximate Position:
| X coordinate | [m] | 1942808.1 |
| Y coordinate | [m] | -5804069.7 |
| Z coordinate | [m] | -1796915.4 |
| Latitude | [deg] | 16.4657 S |
| Longitude | [deg] | 71.4930 W |
| Elevation | [m] | 2489.05 |
| Survey Method | ||
| Date Measured | ||
| Additional Information | (Measured against Mean Sea Level, ITRF2008, WGS84) |
|
Arequipa News:
Local Events:
| Date | 2001-06-23 20 |
| Event | EARTHQUAKE |
| Additional Information | 8.4 earthquake was centered 180Km west of site |
| Date | 2001-07-07 09 |
| Event | EARTHQUAKE |
| Additional Information | (7.6 aftershock of the June 23rd earthquake was centered 100Km South of the site) |
| Date | 2017-07-18 02 |
| Event | EARTHQUAKE |
| Additional Information | 6.4 98km WNW of Camana, Peru was centered 200Km West of the site |
| Date | 2018-01-14 09 |
| Event | EARTHQUAKE |
| Additional Information | 7.1 40km SSW of Acari, Peru was centered 355km WNW of the site |
SLRMail Messages:
No SLRMail mesages found.Arequipa Link:
Arequipa: 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) : Robin L Dixon
Preparer E-mail : rdixon07@peraton.com
Date Prepared : 2023-06-29
Report Type : UPDATE
Site Log Format Version : 2.0
Site Log Revision :
Back to top
1. Identification of the Ranging System Reference Point (SRP)
Site Name : Arequipa
IERS DOMES Number : 42202M003
CDP Pad ID : 7403
Subnetwork : NASA
Description : MONUMENT
Monument Description : STANDARD NASA DISK
Monument Inscription : NASA 7403-1989
Mark Description : Brass Plate
Date Installed : 1992-07-10
Date Removed :
Geologic Characteristic : Eugeosynclinal belt of Mesozoic Age
: Quaternary alluvium overlying
: granodioritic upper Cretaceous lower
: Tertiary coastal batholith. This
: batholith contains faulted inliers
: of Precambrian gneiss.
Additional Information :
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2. Site Location Information
City or Town : Characato
State or Province : Arequipa
Country : Peru
Tectonic Plate : South American
Local Time (UTC +/- hours) :
Approximate Position
X coordinate [m]: 1942808.1
Y coordinate [m]: -5804069.7
Z coordinate [m]: -1796915.4
Latitude [deg]: 16.4657 S
Longitude [deg]: 71.4930 W
Elevation [m]: 2489.05
Survey Method :
Date Measured :
Additional Information : (Measured against Mean Sea Level,
: ITRF2008, WGS84)
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3. General System Information
3.01 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 01
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.013 +- 0.002
East [m]: -0.011 +- 0.002
Up [m]: 2.683 +- 0.002
Date Measured : 1990-06-01
Date Installed : 1990-06-01
Date Removed : 1990-10-24
Additional Information :
3.02 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 02
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.018 +- 0.002
East [m]: -0.016 +- 0.002
Up [m]: 2.701 +- 0.002
Date Measured : 1991-04-03
Date Installed : 1991-03-26
Date Removed : 1991-10-15
Additional Information :
3.03 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 03
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.010 +- 0.002
East [m]: -0.004 +- 0.002
Up [m]: 2.696 +- 0.002
Date Measured : 1992-07-15
Date Installed : 1992-07-10
Date Removed : 2004-02-10
Additional Information :
3.04 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 03
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.010 +- 0.002
East [m]: -0.006 +- 0.002
Up [m]: 2.695 +- 0.002
Date Measured : 1994-03-18
Date Installed : 1992-07-10
Date Removed : 2004-02-10
Additional Information : (NASA temporarily closed station)
3.05 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 03
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.0112 +- 0.002
East [m]: -0.0046 +- 0.002
Up [m]: 2.6951 +- 0.002
Date Measured : 2001-06-27
Date Installed : 1992-07-10
Date Removed : 2004-02-10
Additional Information : Crew measurements to horizontal verified
: these measurements were still accurate in
: June 2001, post earthquake.
3.06 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 04
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.014 +- 0.002
East [m]: -0.002 +- 0.002
Up [m]: 2.679 +- 0.002
Date Measured : 2007-05-08
Date Installed : 2006-10-01
Date Removed : 2009-08-04
Additional Information : NASA reopened station.
3.07 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 05
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.014 +- 0.002
East [m]: -0.002 +- 0.002
Up [m]: 2.679 +- 0.002
Date Measured : 2007-05-08
Date Installed : 2009-08-05
Date Removed : 2010-09-21
Additional Information : Mount repair August 2009 prompted start
: of occupation 5 on 2009-08-05
3.08 System Name : TLRS 3
4-Character Code : AREL
CDP System Number : 13
CDP Occupation Number : 06
Eccentricity to SRP (if Not Identical With SRP)
North [m]: 0.0112 +- 0.002
East [m]: -0.046 +- 0.002
Up [m]: 2.6951 +- 0.002
Date Measured : 2013-01-01
Date Installed : 2010-09-22
Date Removed :
Additional Information : Mount repair September 2010 prompted start
: of occupation 6 on 2010-09-22.
:
: The eccentricities in this section may not
: be current and may not contain the entire
: history. The official set of site
: eccentricities are maintained in the
: following two SINEX data bases at:
:
: https://cddis.nasa.gov/archive/
: slr/slrocc/ecc_xyz.snx
:
: and
:
: https://cddis.nasa.gov/archive/
: slr/slrocc/ecc_une.snx
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4. Telescope Information
4.01 Receiving Telescope Type : SCHMIDT-CASSEGRAIN CATADIOPTIC
Aperture [m]: 0.28
Mount : AZ-EL
Date Installed :
Date Removed :
Xmitting Telescope Type : SCHMIDT-CASSEGRAIN CATADIOPTIC
Aperture [m]: 0.28
Date Installed :
Date Removed :
Tracking Camera Type : NONE
Model :
Manufacturer :
Field of View [deg]:
Minimum Magnitude [mag]:
Date Installed :
Date Removed :
Transmit/Receive Path : COMMON COUDE
Transmit/Receive Switch : N.A.
Max Slew Rate Az [deg/s]: 20
Max Slew Rate El [deg/s]: 20
Max Used Tracking Rate Az : 5
Max Used Tracking Rate El : 3
Telescope Shelter : DOME
Daylight Filter Type : BAR HON-0532.0/1.00-25.4 (THIN FILM)
Dayl. Filt. Bandwidth [nm]: 1
Adjustable Attenuation : RECEIVE
Adjustable Field of View :
Transmit Efficiency : 0.7
Receive Efficiency : 0.50
Date Installed : 1992-07-10
Date Removed :
Additional Information : 2016-11-19 TR Switch Rotating mirror was
: replaced with static mirror, Servo Power
: Supply replacement,replaced Inductosy rotor
: drive circuit with commercialamplifier,
: upgraded mount assembly and Motor Assembly
: bearing replacement.
: Receive Efficiency 0.50 (night); 0.40 (day)
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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]: 200
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 100
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 200
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 20
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.093 (At Final Telescope Output)
Eyesafe : NO
Eyesafe Standard : ANSI 136.1/ANSI Z136.6
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 : 1992-07-10
Date Removed : 2011-10-24
Additional Information : 1) Pulse slicer upgrade
5.02 Laser Type : ND:YAG
Model :
Manufacturer :
Number of Amplifiers : 1
Primary Wavelength [nm]: 1064
Primary Maximum Energy [mJ]: 200
Secondary Wavelength [nm]: 532
Secondary Max. Energy [mJ]: 100
Xmit Energy Adjustable : YES
Additional Information :
Pulse Width (FWHM) [ps]: 150
Max. Repetition Rate [Hz]: 10
Fullw. Beam Divergence ["]: 20
Theoretical Beam Div :
Measured Beam Div :
Method Used :
Additional Information :
Final Beam Diameter [m]: 0.093 (At Final Telescope Output)
Eyesafe : NO
Eyesafe Standard : ANSI 136.1/ANSI Z136.6
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 : 2011-10-24
Date Removed :
Additional Information : Saturable absorber laser upgrade 2011-10-24
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6. Receiver System
6.01.01 Primary Chain
Wavelength [nm]: 532
Detector Type : MCP
Manufacturer : PHOTEK
Model : PMT318
Quantum Efficiency [%]: 13.12
Nominal Gain : 1e7
Rise Time [ps]: 250
Jitter (Single PE)[ps]: 100
Field of View Diam ["]: 30
Date Installed : 1992-07-10
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec
Model : TC454
Date Installed : 1992-07-10
Date Removed :
Amplitude Measurement : YES
Return-Rate Controlled: YES
Mode of Operation : Few to Multi Photons
Additional Information: OAM ATTENUATION 0-5 ND FOR AMPLITUDE CONTROL
Time of Flight Observ. : INTERVAL
Manufacturer : Hewlett-Packard
Model : 5370B
Resolution [ps]: 20
Precision [ps]: 35
Date Installed : 1992-07-10
Date Removed : 2019-03-28
Additional Information : 2010-09-13 Replaced MCP
6.01.02 Primary Chain
Wavelength [nm]: 532
Detector Type : MC
Manufacturer : PHOTEK
Model : PMT31
Quantum Efficiency [%]: 13.12
Nominal Gain : 1e7
Rise Time [ps]: 250
Jitter (Single PE)[ps]: 100
Field of View Diam ["]: 30
Date Installed : 1992-07-10
Date Removed :
Amplifier Type :
Manufacturer :
Model :
Gain :
Bandwidth :
Date Installed :
Date Removed :
Additional Information:
Signal Processing : CFD
Manufacturer : Tennelec
Model : TC454
Date Installed : 1992-07-10
Date Removed :
Amplitude Measurement : YES
Return-Rate Controlled: YES
Mode of Operation : Few to Multi Photons
Additional Information: OAM ATTENUATION 0-5 ND FOR AMPLITUDE CONTROL
Time of Flight Observ. : EVE
Manufacturer : Cybioms
Model : cybi-ETM-02
Resolution [ps]: 1
Precision [ps]: 3
Date Installed : 2019-03-29
Date Removed :
Additional Information : First available data from the ETM was
: provided on 2019-03-29.
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 : NO
Etalon : NO
GNSS : NO
Geosynchronous :
Moon : NO
Ave. Pass Switch Time [s]: 60
Average values for LAGEOS
Single Shot RMS [mm]: 9
# of Obs per NP : 25
Use of Semi-trains : NO
# of Semi-train Tracks : N.A.
Range Gate Width [ns]: 2000
Beam Pointing Accuracy ["]: 5
Angle Encoder Resolution["]: 1.2
Min. Tracking Elev. [deg]: 20
Laser Polarization @emitter:
Operation
Months per Year : 12
Days per Week : 5
Hours per Day : 24
Staff per Shift : 2
System Shared With : N.A.
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 : 1991-03-26 HH:MM UT
Date Last Applicable :
Additional Information : Station is not available for ranging
: on local and Peru national holidays
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8. Calibration
8.01 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : CORNER CUBE
Target Structure : CONCRETE PIER
Number of Targets :
Target Distance(s) [m]: 423
Date Measured : 1989-04-18
Accuracy [mm]: 5
Verification : First order survey and ranging to
: multiple ground targets
Return-Rate Controlled : YES
Eye-Safe Method :
Additional Information :
Mode of Operation : FEW/MULTI PHOTON
Calibration performed : 3.5
Single Shot RMS [mm]: 4 - 6
Edit Criterion 1st Chain : ITERATIVE 3.0 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 1989-04-18
Date Removed :
Additional Information : Calibration Maximum interval between pre
: and post calibrations = 2 hr.
: Pier C now unabailable due to nearby
: residences.
8.02 Calibration Type : PRE+POST
Target Location : EXTERNAL
Target Type : CORNER CUBE
Target Structure : CONCRETE PIER B
Number of Targets :
Target Distance(s) [m]: 105.974
Date Measured : 2007-05-08
Accuracy [mm]: 5
Verification : First order survey
Return-Rate Controlled : YES
Eye-Safe Method :
Additional Information :
Mode of Operation : FEW/MULTI PHOTON
Calibration performed : 3.5
Single Shot RMS [mm]: 4 - 6
Edit Criterion 1st Chain : ITERATIVE 3.0 SIGMA
Edit Criterion 2nd Chain : N.A.
Application of Cal Data : AVERAGE
Date Installed : 1989-04-18
Date Removed :
Additional Information : Calibration Maximum interval between pre
: and post calibrations = 2 hr
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9. Time and Frequency Standards
9.01.01 Frequency Standard Type : Cesium
Model : 5061A
Manufacturer : HP
Short Term Stab. [e-12]: 10
Long Term Stab. [e-12]: 0.1
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 100
Date Installed : 1997-03-12
Date Removed : 2001-05-26
Additional Information :
9.01.02 Frequency Standard Type : Rubidium disciplined by GPS
Model : XL-DC 151-358-108-2
Manufacturer : Microsemi (Symmetricom, TrueTime)
Short Term Stab. [e-12]: 10
Long Term Stab. [e-12]: 3
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 100
Date Installed : 2001-05-26
Date Removed : 2023-04-06
Additional Information : Rubidium Reference - Stanford PRS10
9.01.03 Frequency Standard Type : GPS Steered Rubidium
Model : FS740
Manufacturer : Stanford Research
Short Term Stab. [e-12]: 1000
Long Term Stab. [e-12]: 3
Time Reference : GPS
Synchronization : GPS
Epoch Accuracy [ns]: 150
Date Installed : 2023-04-06
Date Removed :
Additional Information : Actual accuracy of UTC is less then 100 ns.
9.02.01 GNSS Timing Rcvr Model : XL-DC 151-358-108-2
Manufacturer : Microsemi (Symmetricom, TrueTime)
Date Installed : 1999-07-01
Date Removed :
Additional Information : CNS clock used for comparisons
9.02.02 GNSS Timing Rcvr Model :
Manufacturer : CNS CLOCK
Date Installed : 1999-07-01
Date Removed :
Additional Information : CNS clock used for comparisons
: starting on 2001-05-26
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 3 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : HOURLY
Date First Applicable : 1992-03-01 HH:MM UT
Date Last Applicable : 2001-05-23 HH:MM UT
Additional Information :
10.02 On-site NP Generation : YES
Data Screening : IRV+POLYNOMIAL
Return-Rate Rejection :
Edit Criterion 1st Chain : ITERATIVE 3.0 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : HOURLY
Date First Applicable : 2001-05-23 HH:MM UT
Date Last Applicable : 2012-08-01 HH:MM UT
Additional Information : Generic Normal Processing Version 2.0
: installed 2001-05-23.
10.03 On-site NP Generation : YES
Data Screening : IRV+POLYNOMIAL
Return-Rate Rejection :
Edit Criterion 1st Chain : ITERATIVE 3.0 SIGMA
Edit Criterion 2nd Chain : N.A.
Upload interval : HOURLY
Date First Applicable : 2012-08-01 HH:MM UT
Date Last Applicable :
Additional Information : Generic Normal Point Processing Version
: 2.7.4 installed 2012-08-01
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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 : 1992-07-10
Date Removed :
Additional Information : Mount observer uses a pickle switch to
: block/unblock the laser.
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12. Meteorological Instrumentation
12.01.01 Pressure Sensor Model : MET3
Manufacturer : Paroscientific
Recording Interval : PER PULSE
Accuracy [mbar]: 0.1
Height Diff to SRP [m]: 0.15
Distance from SRP [m]:
Date Installed : 1998-11-12 HH:MM UT
Calibration Interval : biennial
Date Removed : 2012-09-05 HH:MM UT
Additional Information :
12.01.02 Pressure Sensor Model : MET4
Manufacturer : Paroscientific
Recording Interval : PER DATA FRAME
Accuracy [mbar]: 0.08
Height Diff to SRP [m]: 0
Distance from SRP [m]:
Date Installed : 2012-09-05 HH:MM UT
Calibration Interval : biennial
Date Removed :
Additional Information : Installed newly calibrated MET-4
: 2014-04-10. Updated June 2016 to
: reflect aligned to the center of
: the elevation axis
12.02.01 Temp Sensor Model : MET3
Manufacturer : Paroscientific
Recording Interval : PER PULSE
Accuracy [deg C]: 0.5
Date Installed : 1999-07-21 HH:MM UT
Calibration Interval : biennial
Date Removed : 2012-09-05 HH:MM UT
Additional Information :
12.02.02 Temp Sensor Model : MET4
Manufacturer : Paroscientific
Recording Interval : PER DATA FRAME
Accuracy [deg C]: 0.2
Date Installed : 2012-09-05 HH:MM UT
Calibration Interval : biennial
Date Removed : 2012-09-05 HH:MM UT
Additional Information : Installed newly calibrated MET-4
: 2014-04-10
12.03.01 Humidity Sensor Model : MET3
Manufacturer : Paroscientific
Recording Interval : PER PASS
Accuracy [% rel h]: 2
Date Installed : 1998-11-12 HH:MM UT
Calibration Interval : biennial
Date Removed : 2012-09-05 HH:MM UT
Additional Information :
12.03.02 Humidity Sensor Model : MET4
Manufacturer : Paroscientific
Recording Interval : PER DATA FRAME
Accuracy [% rel h]: 2
Date Installed : 2012-09-05 HH:MM UT
Calibration Interval : biennial
Date Removed :
Additional Information : Installed newly calibrated MET-4
: 2014-04-10
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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 : 1994-02-01
Date Removed :
Additional Info :
13.01.01.02 GNSS : NO
Date Installed :
Date Removed :
Additional Info :
13.01.02.01 DORIS : IDS
Date Installed : 1988-12-16
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 :
Instrumentation Type :
Instrumentation Status :
DOMES Number :
CDP Number :
Differential Components (ITRS)
dx [m]:
dy [m]:
dz [m]:
Date Measured :
Determined by :
Date Installed :
Date Removed :
Additional Information :
13.03.01.01 Eccentricities Between Other Monuments on Site
From: Monument Name : Mark SLR
DOMES Number : 42202M003
CDP Number : 7403
To: Monument Name : SAO-2 fixed laser
DOMES Number : 42202S001
CDP Number : 7907
Differential Components (ITRS)
dx [m]: -16.021 +- 0.002
dy [m]: -7.914 +- 0.002
dz [m]: -3.651 +- 0.002
Date Measured : 1994-03-18
Determined by : HTSI
Additional Information :
13.03.02.01 Eccentricities Between Other Monuments on Site
From: Monument Name : Mark SLR
DOMES Number : 42202M003
CDP Number : 7403
To: Monument Name : GPS marker JPL 4021-s
DOMES Number : 42202M005
CDP Number : N.A.
Differential Components (ITRS)
dx [m]: 18.615 +- 0.002
dy [m]: -0.548 +- 0.002
dz [m]: 21.499 +- 0.002
Date Measured : 1994-03-18
Determined by : HTSI
Additional Information :
13.03.03.01 Eccentricities Between Other Monuments on Site
From: Monument Name : Mark SLR
DOMES Number : 42202M003
CDP Number : 7403
To: Monument Name : DORIS antenna ref. pt
DOMES Number : 42202S005
CDP Number : N.A.
Differential Components (ITRS)
dx [m]: -11.368 +- 0.002
dy [m]: -8.020 +- 0.002
dz [m]: -3.627 +- 0.002
Date Measured : 1994-03-18
Determined by : HTSI
Additional Information : 2007 survey did not perform these
: measurements
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14. Local Events Possibly Affecting Computed Position
14.01 Date : 2001-06-23 20:33 UT
Event : EARTHQUAKE
Additional Information : 8.4 earthquake was centered 180Km west of
: site
14.02 Date : 2001-07-07 09:38 UT
Event : EARTHQUAKE
Additional Information : (7.6 aftershock of the June 23rd earthquake
: was centered 100Km South of the site)
14.03 Date : 2017-07-18 02:05 UT
Event : EARTHQUAKE
Additional Information : 6.4 98km WNW of Camana, Peru
: was centered 200Km West of the site
14.04 Date : 2018-01-14 09:18 UT
Event : EARTHQUAKE
Additional Information : 7.1 40km SSW of Acari, Peru
: was centered 355km WNW of the site
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15. On-Site, Point of Contact Agency Information
Agency : UNSA
Mailing Address : Cerro San Francisco s/n, Observatorio
: de Characato UNSA - Arequipa
Website :
Primary Contact
Contact Name : Dr. Pablo Raul Yanyachi
Telephone (primary) : 51-54-448211
Telephone (secondary) : 51-54-959626624
Fax : 51-54-448418
E-mail : t3mgr@unsa.edu.pe, raulpab@unsa.edu.pe
Secondary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
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 : NASA
Mailing Address : NASA Goddard, Code 61A
: 8800 Greenbelt Road
: Greenbelt, MD 20771 USA
Primary Contact
Contact Name : Jeffrey Dorman
Telephone (primary) : 301-286-1128
Telephone (secondary) :
Fax :
E-mail : jeffrey.l.dorman@nasa.gov
Secondary Contact
Contact Name : Stephen Merkowitz
Telephone (primary) : 301-286-9412
Telephone (secondary) :
Fax :
E-mail : stephen.m.merkowitz@nasa.gov
Additional Information :
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17. More Information
URL for More Information : http://www.unsa.edu.pe/index.php/
: investigacion institutos-de-
: investigacion/nasa-laser-tracking
: -station
Hardcopy on File
Site Map : YES
Site Diagram : YES
Horizon Mask : YES
Monument Description : YES
Site Pictures : YES
Additional Information :
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Arequipa: Meteorological data
Note: For a larger view, please select a thumbnail.
| Type | Since 2012 | Monthly Average Offset |
|---|---|---|
| Temperature |  |
 |
Humidity |  |
 |
| Pressure |  |
 |
Arequipa: LAGEOS performance
Note: For a larger view, please select a thumbnail.
| type | Since 2012 | Monthly average |
|---|---|---|
| RMS |  |
 |
| Cal RMS |  |
|
| Sys Dly |  |
 |
| Obs per NPT |
 |
 |
| FR Obs per Pass |
 |
 |
Arequipa: 7-day tracking information
Click on a plot to view a larger image.
| Days ago | |
|---|---|
| 1 |  |
| 2 |  |
| 3 |  |
| 4 |  |
| 5 |  |
| 6 |  |
| 7 |  |
Click on a plot to view a larger image.
| satellite | local time | range | ||
|---|---|---|---|---|
| npt rms | numFR /npt | npt rms | numFR /npt |
|
| Ajisai 30 sec |
 |
 |
 |
 |
| Cryosat-2 15 sec |
 |
 |
 |
 |
| Etalon-1 300 sec |
 |
 |
 |
 |
| Etalon-2 300 sec |
 |
 |
 |
 |
| Galileo-102 300 sec |
 |
 |
|
 |
| Galileo-202 300 sec |
 |
 |
|
 |
| Galileo-209 300 sec |
 |
 |
|
 |
| Galileo-210 300 sec |
 |
 |
|
 |
| GLONASS-131 300 sec |
 |
 |
 |
 |
| GLONASS-134 300 sec |
 |
 |
 |
 |
| GLONASS-138 300 sec |
 |
 |
 |
 |
| GLONASS-139 300 sec |
 |
 |
 |
 |
| GRACE-FO-1 5 sec |
 |
 |
 |
 |
| GRACE-FO-2 5 sec |
 |
 |
 |
 |
| Jason-3 15 sec |
 |
 |
 |
 |
| LAGEOS-1 120 sec |
 |
 |
 |
 |
| LAGEOS-2 120 sec |
 |
 |
 |
 |
| LARES 30 sec |
 |
 |
 |
 |
| Starlette 30 sec |
 |
 |
 |
 |
| Stella 30 sec |
 |
 |
 |
 |
| Swarm-A 5 sec |
 |
 |
 |
 |
| Swarm-B 5 sec |
 |
 |
 |
 |
| Swarm-C 5 sec |
 |
 |
 |
 |
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- Web Curator: Lori J. Tyahla
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- Last modified date: Aug 18, 2021
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