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Arequipa: 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)    : Robin L Dixon
       Preparer E-mail            : rdixon07@peraton.com
       Date Prepared              : 2019-04-03
       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                  : 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
 
 
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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          : 
          Additional Information  : 2010-09-13 Replaced MCP
 
  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            : 
          Additional Information  : Rubidium Reference - Stanford PRS10
 
  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             : Rivers Lamb
         Telephone (primary)      : 301-286-1128
         Telephone (secondary)    : 
         Fax                      : 
         E-mail                   : rivers.lamb@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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