ILRS Site and System Information Form
      International Laser Ranging Service

 0.   Form

      Prepared by (Full Name)    : Hyung-Chul Lim
      Preparer E-mail            : hclim@kasi.re.kr
      Date Prepared              : 2017-09-25
      Report Type                : NEW
      Site Log Format Version    : 2.0
      Site Log Revision          : 


 1.   Identification of the Ranging System Reference Point (SRP)

      Site Name                  : Geochang
      IERS DOMES Number          : 23910S001
      CDP Pad ID                 : 7395
      Subnetwork                 : WPLTN
      Description                : AZ EL INTERSECT
      Monument Description       : N.A.
      Monument Inscription       : N.A.
      Mark Description           : N.A.
      Date Installed             : 2017-08-11
      Date Removed               : 
      Geologic Characteristic    : BEDROCK
      Additional Information     : 


 2.   Site Location Information

      City or Town               : Geochang
      State or Province          : Gyeongsangnam-do
      Country                    : Republic of Korea
      Tectonic Plate             : Eurasian
      Local Time (UTC +/- hours) : 9
      Approximate Position
        X coordinate          [m]: -3191636.0592
        Y coordinate          [m]: 4096876.3799
        Z coordinate          [m]: 3691851.3765
        Latitude            [deg]: 35.5902 N
        Longitude           [deg]: 127.9201 E
        Elevation             [m]: 934.063
      Survey Method              : 
      Date Measured              : 
      Additional Information     : 


 3.   General System Information

 3.01 System Name                : Geochang
      4-Character Code           : GEOL
      CDP System Number          : 65
      CDP Occupation Number      : 01
      Eccentricity to SRP (if Not Identical With SRP)
        North                 [m]: 
        East                  [m]: 
        Up                    [m]: 
        Date Measured            : N.A.
      Date Installed             : 2017-08-11
      Date Removed               : 
      Additional Information     : 


 4.   Telescope Information

 4.01 Receiving Telescope Type   : Confocal paraboloid (Mersenne)
        Aperture              [m]: 1.0
        Mount                    : AZ-EL
      Date Installed             : 2017-08-11
      Date Removed               : 
      Xmitting Telescope Type    : Confocal paraboloid (Mersenne)
        Aperture              [m]: 1.0
      Date Installed             : 2017-08-11
      Date Removed               : 
      Tracking Camera Type       : CCD
        Model                    : HAWK EM247
        Manufacturer             : Texas Instruments
        Field of View       [deg]: 0.5
        Minimum Magnitude   [mag]: 
      Date Installed             : 2017-08-11
      Date Removed               : 
      Transmit/Receive Path      : COMMON COUDE
      Transmit/Receive Switch    : ROTATING MIRROR
      Max Slew Rate Az    [deg/s]: 30 
      Max Slew Rate El    [deg/s]: 15
      Max Used Tracking Rate Az  : 30
      Max Used Tracking Rate El  : 15
      Telescope Shelter          : DOME
      Daylight Filter Type       : SPECTRAL FILTER
      Dayl. Filt. Bandwidth  [nm]: 2.0
      Adjustable Attenuation     : TRANSMIT
      Adjustable Field of View   : YES:8
      Transmit Efficiency        : 0.75
      Receive Efficiency         : 0.35
      Date Installed             : 2017-08-11
      Date Removed               : 
      Additional Information     : 


 5.   Laser System Information

 5.01 Laser Type                 : ND:YAG
      Model                      : EOSSS
      Manufacturer               : EOS space systems
      Number of Amplifiers       : 2
      Primary Wavelength     [nm]: 1064
      Primary Maximum Energy [mJ]: N.A.
      Secondary Wavelength   [nm]: 532
      Secondary Max. Energy  [mJ]: 15
      Xmit Energy Adjustable     : YES
        Additional Information   : 
      Pulse Width (FWHM)     [ps]: 9
      Max. Repetition Rate   [Hz]: 62
      Fullw. Beam Divergence  ["]: 8
        Theoretical Beam Div     : 8
        Measured Beam Div        : 8
          Method Used            : 
          Additional Information : 
      Final Beam Diameter     [m]: 0.9
      Eyesafe                    : NO
      Eyesafe Standard           : 
      Polarization on Exit       : UNKNOWN
      Laser Fire Control         : CONTROLLE
      Laser Energy Monitor       : OCCASSIONAL
      Start Diode Type           : 
        Manufactorer             : EOS Space Systems
        Model                    : EOS Space Systems
        Quantum Efficiency    [%]: 
        Rise/Fall Time       [ps]: 
        Date Installed           : 2017-08-11
        Date Removed             : 
        Signal Processing        : 
          Manufacturer           : EOS Space System
          Model                  : 
          Date Installed         : 2017-08-11
          Date Removed           : 
          Additional Information : 
      Date Installed             : 2017-08-11
      Date Removed               : N.A.
      Additional Information     : 


 6.   Receiver System

 6.01.01 Primary Chain
         Wavelength          [nm]: 532
         Detector Type           : CSPAD
           Manufacturer          : PESO Consulting
           Model                 : 
           Quantum Efficiency [%]: 20
           Nominal Gain          : N.A.
           Rise Time         [ps]: N.A.
           Jitter (Single PE)[ps]: 20
           Field of View Diam ["]: 8
           Date Installed        : 2017-08-11
           Date Removed          : 
         Amplifier Type          : 
           Manufacturer          : EOS Space S
           Model                 : 
           Gain                  : 
           Bandwidth             : 
           Date Installed        : 2017-08-11
           Date Removed          : 
           Additional Information: 
         Signal Processing       : Time Walk Internally CSPAD
           Manufacturer          : Graz design
           Model                 : 
           Date Installed        : 2017-08-11
           Date Removed          : 
           Amplitude Measurement : YES
           Return-Rate Controlled: YES
           Mode of Operation     : SINGLE  
           Additional Information: 
         Time of Flight Observ.  : EVENT
           Manufacturer          : PESO Consulting
           Model                 : NPET Picosecond Event Timing and Time 
                                 : Transfer System
           Resolution        [ps]: 0.7
           Precision         [ps]: 10
           Date Installed        : 2017-08-11
           Date Removed          : 
         Additional Information  : 

 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  : 


 7.   Tracking Capabilities

 7.01 Satellites
        Very Low Alt (<400 km)   : YES
        Low Altitude (400-2000)  : YES
        LAGEOS/LARES             : YES
        GLONASS                  : YES
        Etalon                   : YES
        GNSS                     : YES
        Geosynchronous           : YES
        Moon                     : NO
      Ave. Pass Switch Time   [s]: 60
      Average values for LAGEOS
        Single Shot RMS      [mm]: 10
        # of Obs per NP          : 100
        Use of Semi-trains       : NO
        # of Semi-train Tracks   : N.A.
      Range Gate Width       [ns]: 200 - 5200
      Beam Pointing Accuracy  ["]: 1.0
      Angle Encoder Resolution["]: 
      Min. Tracking Elev.   [deg]: 20
      Laser Polarization @emitter: UNKNOWN
      Operation
        Months per Year          : 12
        Days per Week            : 7
        Hours per Day            : 24
        Staff per Shift          : N.A.
        System Shared With       : Satellite Imaging
        Time Allocated to SLR [%]: 88
        Remotely Controllable    : YES
      Tracking Restrictions
        Go/No-go flag            : 
          Satellite Verification : NAME
          Date Verified          : 
        Maximum elevation        : YES
          Satellite Verification : NAME
          Date Verified          : 
        Pass segments            : 
          Satellite Verification : NAME
          Date Verified          : 
        Schedule segments        : 
          Satellite Verification : NAME
          Date Verified          : 
        Maximum laser power limit: YES
          Satellite Verification : NAME
        Date Verified            : 
      Date First Applicable      : 
      Date Last Applicable       : 
      Additional Information     : 


 8.   Calibration

 8.01 Calibration Type           : PRE+POST
      Target Location            : EXTERNAL
      Target Type                : CORNER CUBE
      Target Structure           : CONCRETE PIER/METAL 
      Number of Targets          : 1
      Target Distance(s)      [m]: 37.74
        Date Measured            : 2017-08-11
        Accuracy             [mm]: 0.1
        Verification             : 
      Return-Rate Controlled     : YES
      Eye-Safe Method            : 
        Additional Information   : 
      Mode of Operation          : SINGLE PHOTON
      Calibration performed      : 90
      Single Shot RMS        [mm]: 3.5
      Edit Criterion 1st Chain   : ITERATIVE 2.5 SIGMA
      Edit Criterion 2nd Chain   : N.A.
      Application of Cal Data    : AVERAGE per Normal Point Bin
      Date Installed             : 2017-08-11
      Date Removed               : 
      Additional Information     : 


 9.   Time and Frequency Standards

 9.01.01 Frequency Standard Type : Temperature-compensated Crystal Oscillator
         Model                   : Meridian Precision GPS Timebase
         Manufacturer            : EndRun Technologies
         Short Term Stab.  [e-12]: 0.51
         Long Term Stab.   [e-12]: 1.0
         Time Reference          : GPS
         Synchronization         : GPS
         Epoch Accuracy      [ns]: 10
         Date Installed          : 2017-08-11
         Date Removed            : 
         Additional Information  : 

 9.02.01 GNSS Timing Rcvr Model  : Meridian Precision GPS Timebase
         Manufacturer            : EndRun Technologies
         Date Installed          : 2017-08-11
         Date Removed            : 
         Additional Information  : 

 9.03.01 One-way System Calibration
         Date performed          : 
         Direction Calibrated    : 
         Additional Information  : 


10.   Preprocessing Information

10.01 On-site NP Generation      : YES
      Data Screening             : POLYNOMIAL
      Return-Rate Rejection      : 
      Edit Criterion 1st Chain   : 2.5 SIGMA
      Edit Criterion 2nd Chain   : NONE
      Upload interval            : DAILY
      Date First Applicable      : 2017-10-01 HH:MM UT
      Date Last Applicable       : 
      Additional Information     : 


11.   Aircraft Detection

11.01 Detection Type             : RADAR and IR Camera
      Manufacturer/Provider      : Radar & Space
      Automatic Laser Shutoff    : YES
      Alarms Recorded            : 
      Hazard Distance        [km]: 40
      Date Installed             : 2017-08-11
      Date Removed               : 
      Additional Information     : 


12.   Meteorological Instrumentation

12.01.01 Pressure Sensor Model   : PTB330
         Manufacturer            : Vaisala
         Recording Interval      : Every 10 Seconds
         Accuracy          [mbar]: 0.1
         Height Diff to SRP   [m]: 0.0
         Distance from SRP    [m]: 7.0
         Date Installed          : 2017-08-11 HH:MM UT
         Calibration Interval    : Two yearly
         Date Removed            : 
         Additional Information  : 

12.02.01 Temp Sensor Model       : HMP155
         Manufacturer            : Vaisala
         Recording Interval      : Every 10 Seconds
         Accuracy         [deg C]: 0.2
         Date Installed          : 2017-08-11 HH:MM UT
         Calibration Interval    : Two yearly
         Date Removed            : 
         Additional Information  : 

12.03.01 Humidity Sensor Model   : HMP155
         Manufacturer            : Vaisala
         Recording Interval      : Every 10 Seconds
         Accuracy       [% rel h]: 1
         Date Installed          : 2017-08-11 HH:MM UT
         Calibration Interval    : Two yearly
         Date Removed            : 
         Additional Information  : 


13.   Local Ties, Eccentricities, and Collocation Information

13.01 Collocated Permanent Geodetic Systems

13.01.01.01 GNSS                 : REGINA
            Date Installed       : 2017-01-24
            Date Removed         : 
            Additional Info      : The station name is GAMK.
13.01.01.02 GNSS                 : 
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.02.01 DORIS                : 
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.03.01 PRARE                : 
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.04.01 VLBI                 : 
            Date Installed       : 
            Date Removed         : 
            Additional Info      : 
13.01.05.01 Gravimeter           : 
            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     : 
               DOMES Number      : 
               CDP Number        : 
         To:   Monument Name     : 
               DOMES Number      : 
               CDP Number        : 
         Differential Components (ITRS)
           dx                 [m]: 
           dy                 [m]: 
           dz                 [m]: 
           Date Measured         : 
           Determined by         : 
         Additional Information  : 


14.   Local Events Possibly Affecting Computed Position

14.01 Date                       : 
      Event                      : 
      Additional Information     : 


15.   On-Site, Point of Contact Agency Information

      Agency                     : Korea Atronomy and Space Science Institute
      Mailing Address            : 776, Daedeokdae-ro, Yuseong-gu, 
                                 : Daejeon, 34055, 
                                 : Republic of Korea
      Website                    : http://www.kasi.re.kr
      Primary Contact
        Contact Name             : Hyung-Chul Lim
        Telephone (primary)      : +82-42-865-3235
        Telephone (secondary)    : 
        Fax                      : +82-42-861-5610
        E-mail                   : hclim@kasi.re.kr
      Secondary Contact
        Contact Name             : Sung-Yeol Yu
        Telephone (primary)      : +82-42-865-2053
        Telephone (secondary)    : 
        Fax                      : +82-42-861-5610
        E-mail                   : syyu@kasi.re.kr
      Tertiary Contact
        Contact Name             : 
        Telephone (primary)      : 
        Telephone (secondary)    : 
        Fax                      : 
        E-mail                   : 
      Additional Information     : 


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     : 


17.   More Information

      URL for More Information   : http://slr.re.kr
      Hardcopy on File
        Site Map                 : YES
        Site Diagram             : YES
        Horizon Mask             : 
        Monument Description     : 
        Site Pictures            : 
      Additional Information     : The site map and diagram will 
                                 : be appeared soon.