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 : 2012-10-22 Report Type : NEW Site Log Format Version : 2.0 Site Log Revision : 1. Identification of the Ranging System Reference Point (SRP) Site Name : Daedeok IERS DOMES Number : 23902S002 CDP Pad ID : 7359 Subnetwork : WPLTN Description : AZ EL INTERSECT Monument Description : N.A. Monument Inscription : N.A. Mark Description : N.A. Date Installed : 2012-09-26 Date Removed : Geologic Characteristic : etc Additional Information : The site is located in the KASI headquarter. 2. Site Location Information City or Town : Daedeok State or Province : Daejeon Country : Republic of Korea Tectonic Plate : Eurasian Local Time (UTC +/- hours) : Approximate Position X coordinate [m]: -3120073.0671 Y coordinate [m]: 4084621.9392 Z coordinate [m]: 3763990.7446 Latitude [deg]: 36.3990 N Longitude [deg]: 127.3747 E Elevation [m]: 116.6 Survey Method : Date Measured : Additional Information : 3. General System Information 3.01 System Name : Daedeok 4-Character Code : DAEK CDP System Number : 26 CDP Occupation Number : 01 Eccentricity to SRP (if Not Identical With SRP) North [m]: East [m]: Up [m]: Date Measured : N.A. Date Installed : 2012-09-26 Date Removed : Additional Information : 4. Telescope Information 4.01 Receiving Telescope Type : CASSEGRAIN Aperture [m]: 0.4 Mount : AZ-EL Date Installed : Date Removed : Xmitting Telescope Type : REFRACTOR Aperture [m]: 0.1 Date Installed : Date Removed : Tracking Camera Type : Model : Manufacturer : Field of View [deg]: Minimum Magnitude [mag]: Date Installed : Date Removed : Transmit/Receive Path : SEPARATE Transmit/Receive Switch : NONE Max Slew Rate Az [deg/s]: 20 Max Slew Rate El [deg/s]: 20 Max Used Tracking Rate Az : 20 Max Used Tracking Rate El : 20 Telescope Shelter : DOME Daylight Filter Type : SPECTRAL FILTER, No Oven Control Dayl. Filt. Bandwidth [nm]: 0.27 Adjustable Attenuation : NO Adjustable Field of View : Transmit Efficiency : 92.3 Receive Efficiency : 0.65 Date Installed : 2012-09-26 Date Removed : 2014-11-19 Additional Information : receive effic:64.9 for Nighttime and : 27.9 for Daytime 4.02 Receiving Telescope Type : CASSEGRAIN Aperture [m]: 0.4 Mount : AZ-EL Date Installed : Date Removed : Xmitting Telescope Type : REFRACTOR Aperture [m]: 0.1 Date Installed : Date Removed : Tracking Camera Type : Model : Manufacturer : Field of View [deg]: Minimum Magnitude [mag]: Date Installed : Date Removed : Transmit/Receive Path : SEPARATE Transmit/Receive Switch : NONE Max Slew Rate Az [deg/s]: 20 Max Slew Rate El [deg/s]: 20 Max Used Tracking Rate Az : 20 Max Used Tracking Rate El : 20 Telescope Shelter : DOME Daylight Filter Type : SPECTRAL FILTER, Oven Control Dayl. Filt. Bandwidth [nm]: 0.25 Adjustable Attenuation : NO Adjustable Field of View : Transmit Efficiency : 92.3 Receive Efficiency : 0.65 Date Installed : 2015-01-05 Date Removed : Additional Information : Receive efficiency 64.9 for Nighttime and : 34.4 for Daytime 5. Laser System Information 5.01 Laser Type : ND:YAG Model : Manufacturer : Number of Amplifiers : 2 Primary Wavelength [nm]: 1064 Primary Maximum Energy [mJ]: Secondary Wavelength [nm]: 532 Secondary Max. Energy [mJ]: 2.5 Xmit Energy Adjustable : NO Additional Information : Pulse Width (FWHM) [ps]: 50 Max. Repetition Rate [Hz]: 5000 Fullw. Beam Divergence ["]: 5 - 200 Theoretical Beam Div : Measured Beam Div : Method Used : Additional Information : Final Beam Diameter [m]: 0.08 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 : 2012-09-26 Date Removed : Additional Information : 6. Receiver System 6.01.01 Primary Chain Wavelength [nm]: 532 Detector Type : CSPAD Manufacturer : PESO Consulting Model : N.A. Quantum Efficiency [%]: 20 Nominal Gain : N.A. Rise Time [ps]: 100 Jitter (Single PE)[ps]: 20 Field of View Diam ["]: Date Installed : 2012-09-26 Date Removed : Amplifier Type : Manufacturer : Model : Gain : Bandwidth : Date Installed : Date Removed : Additional Information: Signal Processing : Time Walk Compensated Manufacturer : Graz Model : N.A. Date Installed : Date Removed : Amplitude Measurement : NO Return-Rate Controlled: NO Mode of Operation : SINGLE to FEW PHOTON Additional Information: Time of Flight Observ. : EVENT Manufacturer : Inst. of Electr. and Computer Science, Riga Model : A033-ET Resolution [ps]: 1 Precision [ps]: 4 Date Installed : 2012-09-26 Date Removed : Additional Information : Rise time: 100-2000 : Precision: < 4 6.01.02 Primary Chain Wavelength [nm]: 532 Detector Type : CSPAD Manufacturer : PESO Consulting Model : N.A. Quantum Efficiency [%]: 20 Nominal Gain : N.A. Rise Time [ps]: 100 Jitter (Single PE)[ps]: 20 Field of View Diam ["]: 50 - 95 Date Installed : 2015-01-05 Date Removed : Amplifier Type : Manufacturer : Model : Gain : Bandwidth : Date Installed : Date Removed : Additional Information: Signal Processing : Time Walk Compensated Manufacturer : Graz Model : N.A. Date Installed : Date Removed : Amplitude Measurement : NO Return-Rate Controlled: NO Mode of Operation : SINGLE to FEW PHOTON Additional Information: Time of Flight Observ. : EVENT Manufacturer : Inst. of Electr. and Computer Science, Riga Model : A033-ET Resolution [ps]: 1 Precision [ps]: 4 Date Installed : 2012-09-26 Date Removed : Additional Information : Rise time: 100-2000 : Precision < 4 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 : NIGHT Etalon : NIGHT GNSS : NIGHT Geosynchronous : Moon : NO Ave. Pass Switch Time [s]: 30 Average values for LAGEOS Single Shot RMS [mm]: 15 # of Obs per NP : 300 Use of Semi-trains : NO # of Semi-train Tracks : N.A. Range Gate Width [ns]: 100 - 6000 Beam Pointing Accuracy ["]: 5 Angle Encoder Resolution["]: 0.02 Min. Tracking Elev. [deg]: 20 Laser Polarization @emitter: Operation Months per Year : 12 Days per Week : 5 Hours per Day : 24 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 : Date Last Applicable : Additional Information : Beam Pointing Accuracy: <5 8. Calibration 8.01 Calibration Type : PRE+POST Target Location : EXTERNAL WITHIN DOME Target Type : Prism and Diffuser Target Structure : METAL POLE Number of Targets : Target Distance(s) [m]: 1.07 Date Measured : 2012-09-26 Accuracy [mm]: 0.5 Verification : Return-Rate Controlled : YES Eye-Safe Method : Additional Information : Mode of Operation : FEW PHOTON Calibration performed : 60 Single Shot RMS [mm]: 4.5 Edit Criterion 1st Chain : ITERATIVE 2.2 SIGMA Edit Criterion 2nd Chain : N.A. Application of Cal Data : LINEAR FIT Date Installed : 2012-09-26 Date Removed : Additional Information : Target consists of a prism and a diffuser : to reduce the beam strength 9. Time and Frequency Standards 9.01.01 Frequency Standard Type : RUBIDIUM Model : XLi Manufacturer : SYMMETRICOM Short Term Stab. [e-12]: 6 Long Term Stab. [e-12]: 1 Time Reference : GPS Synchronization : GPS Epoch Accuracy [ns]: 30 Date Installed : 2012-09-26 Date Removed : Additional Information : 9.02.01 GNSS Timing Rcvr Model : XLI Manufacturer : SYMMETRICOM Date Installed : 2012-09-26 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 : IRV+POLYNOMIAL Return-Rate Rejection : Edit Criterion 1st Chain : ITERATIVE 2.2 SIGMA Edit Criterion 2nd Chain : NONE Upload interval : DAILY Date First Applicable : 2012-10-12 10:00 UT Date Last Applicable : Additional Information : 11. Aircraft Detection 11.01 Detection Type : RADAR Manufacturer/Provider : Automatic Laser Shutoff : Alarms Recorded : Hazard Distance [km]: Date Installed : 2012-09-26 Date Removed : Additional Information : 12. Meteorological Instrumentation 12.01.01 Pressure Sensor Model : WXT520 Manufacturer : VAISALA Recording Interval : EVERY MINUTE Accuracy [mbar]: 0.5 Height Diff to SRP [m]: 0.2 Distance from SRP [m]: Date Installed : 2012-09-26 00:00 UT Calibration Interval : TWO YEARLY Date Removed : Additional Information : 12.02.01 Temp Sensor Model : WXT520 Manufacturer : VAISALA Recording Interval : EVERY MINUTE Accuracy [deg C]: 0.3 Date Installed : 2012-09-26 00:00 UT Calibration Interval : TWO YEARLY Date Removed : Additional Information : 12.03.01 Humidity Sensor Model : WXT520 Manufacturer : VAISALA Recording Interval : EVERY MINUTE Accuracy [% rel h]: 3 Date Installed : 2012-09-26 00:00 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 : IGS Date Installed : 1999-03-19 Date Removed : Additional Info : 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 : DAEJ Instrumentation Type : GPS/GLONASS Instrumentation Status : PERMANENT DOMES Number : 23902M002 CDP Number : Differential Components (ITRS) dx [m]: -32.130 +- 0.001 dy [m]: 7.613 +- 0.001 dz [m]: -35.472 +- 0.001 Date Measured : Determined by : KASI Date Installed : 1999-03-19 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 Astronomy and Space Science Institute Mailing Address : 776 Daedeok-Daero Yuseong-gu Daejeon : 305-348 Republic of Korea Website : 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 : Eunjung Choi Telephone (primary) : +82-42-865-3231 Telephone (secondary) : Fax : +82-42-861-5610 E-mail : eunjung@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://www.kasi.re.kr Hardcopy on File Site Map : NO Site Diagram : NO Horizon Mask : NO Monument Description : NO Site Pictures : NO Additional Information :