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Geochang
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Geochang Contact:
Agency | Korea Atronomy and Space Science Institute |
Mailing Address | 776, Daedeokdae-ro, Yuseong-gu, Daejeon, 34055, Republic of Korea |
Primary Contact | |
Contact Name | Hyung-Chul Lim |
Telephone (primary) | +82-42-865-3235 |
Telephone (secondary) | |
Fax | +82-42-861-5610 |
hclim@kasi.re.kr | |
Secondary Contact | |
Contact Name | |
Telephone (primary) | |
Telephone (secondary) | |
Fax | |
Geochang Coordinates:
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 |
Geochang News:
Local Events:
No local events found.
SLRMail Messages:
No SLRMail mesages found.Geochang Link:
Geochang: 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) : 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 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 : Back to top 14. Local Events Possibly Affecting Computed Position 14.01 Date : Event : Additional Information : Back to top 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 : Back to top 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 : Back to top 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. Back to top
Geochang: Meteorological data
Note: For a larger view, please select a thumbnail.
Type | Since 2012 | Monthly Average Offset |
---|---|---|
Temperature | Humidity | |
Pressure |
Geochang: 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 |
Geochang: Satellite Information (as a function of local time and satellite range)
Click on a plot to view a larger image.
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