GAMG00KOR Site Information Form (site log) International GNSS Service See Instructions at: ftp://igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Thomas DONAL Date Prepared : 2020-02-13 Report Type : UPDATE If Update: Previous Site Log : gamg_20191008.log Modified/Added Sections : 3.6, 3.7 1. Site Identification of the GNSS Monument Site Name : Geochang Four Character ID : GAMG Monument Inscription : None IERS DOMES Number : 23910M001 CDP Number : Monument Description : INOX TRIANGULAR PLATE ON TOP OF A METALLIC Height of the Monument : 2 m Monument Foundation : concrete block on a concrete roof Foundation Depth : Marker Description : brass hemispheric mark Date Installed : 2016-07-11T00:00Z Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : 2. Site Location Information City or Town : Geochang State or Province : South Gyeongsang Country : Republic of Korea Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : -3191607.8630 Y coordinate (m) : 4096899.8448 Z coordinate (m) : 3691839.2460 Latitude (N is +) : +353524.25426 Longitude (E is +) : +1275510.77693 Elevation (m,ellips.) : 927.965 Additional Information : coordinates IGb08 epoch 2016:225 3. GNSS Receiver Information 3.1 Receiver Type : SEPT POLARX4TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 11333002122 Firmware Version : 2.9.4 Elevation Cutoff Setting : 0 deg Date Installed : 2016-07-12T00:00Z Date Removed : 2016-10-10T08:14Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.2 Receiver Type : SEPT POLARX4TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 11333002122 Firmware Version : 2.9.5 Elevation Cutoff Setting : 0 deg Date Installed : 2016-10-10T08:20Z Date Removed : 2016-12-07T13:25Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.3 Receiver Type : SEPT POLARX4TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 11333002122 Firmware Version : 2.9.6 Elevation Cutoff Setting : 0 deg Date Installed : 2016-12-07T13:35Z Date Removed : 2018-01-17T06:00Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.4 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS+IRNSS Serial Number : 17323022330 Firmware Version : 5.1.2 Elevation Cutoff Setting : 0 deg Date Installed : 2018-01-17T06:04Z Date Removed : 2018-04-26T15:25Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.5 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS+IRNSS Serial Number : 17323022330 Firmware Version : 5.2.0 Elevation Cutoff Setting : 0 deg Date Installed : 2018-04-26T15:40Z Date Removed : 2019-10-08T09:03Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.6 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS+IRNSS Serial Number : 17323022330 Firmware Version : 5.3.0 Elevation Cutoff Setting : 0 deg Date Installed : 2019-10-08T09:16Z Date Removed : 2020-02-13T13:45Z Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.7 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS+IRNSS Serial Number : 17323022330 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-02-13T13:49Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : 25.0 +/- 4.0 Additional Information : 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+BDS+QZSS+SBAS) Serial Number : (A20, but note the first A5 is used in SINEX) Firmware Version : (A11) Elevation Cutoff Setting : (deg) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 4. GNSS Antenna Information 4.1 Antenna Type : LEIAR25.R4 LEIT Serial Number : 726358 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 2.0340 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : Antenna Cable Type : LMR-400 Antenna Cable Length : 42 m Date Installed : 2016-07-12T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : multiple lines) 4.x Antenna Type : (A20, from rcvr_ant.tab; see instructions) Serial Number : (A*, but note the first A5 is used in SINEX) Antenna Reference Point : (BPA/BCR/XXX from "antenna.gra"; see instr.) Marker->ARP Up Ecc. (m) : (F8.4) Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : (deg; + is clockwise/east) Antenna Radome Type : (A4 from rcvr_ant.tab; see instructions) Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 5. Surveyed Local Ties 5.x Tied Marker Name : Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : (A4) Tied Marker DOMES Number : (A9) Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : (m) dy (m) : (m) dz (m) : (m) Accuracy (mm) : (mm) Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : Effective Dates : 2016-07-12/CCYY-MM-DD Notes : 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7. Collocation Information 7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.2.x Pressure Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.3.x Temp. Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.4.x Water Vapor Radiometer : Manufacturer : Serial Number : Distance to Antenna : (m) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.5.x Other Instrumentation : (multiple lines) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc) Observed Degradations : (SN RATIO/DATA GAPS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.x Signal Obstructions : (TREES/BUILDINGS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Korea Astronomy and Space Science Institute Preferred Abbreviation : KASI Mailing Address : 776, Daedeok-Daero, Yuseong-gu : Daejeon, 305-348 : South Korea Primary Contact Contact Name : Sung-Moon Yoo Telephone (primary) : +82 42 865 3240 Telephone (secondary) : +82 10 5446 4058 Fax : +82 42 861 5610 E-mail : yoo@kasi.re.kr Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 12. Responsible Agency (if different from 11.) Agency : Centre National d'Etudes Spatiales Preferred Abbreviation : CNES Mailing Address : 18, avenue Edouard Belin : 31401 Toulouse cedex 09 - France Primary Contact Contact Name : Jean-Paul Cardaliaguet Telephone (primary) : (33) 5.61.27.31.98 Telephone (secondary) : (33) 5.61.28.35.22 Fax : E-mail : jean-paul.cardaliaguet@cnes.fr Secondary Contact Contact Name : Generic email Telephone (primary) : Telephone (secondary) : Fax : E-mail : regina.operation@cnes.fr Additional Information : GAMG is operated jointly by CNES and IGN 13. More Information Primary Data Center : IGN Secondary Data Center : BKG URL for More Information : Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : : (multiple lines) Antenna Graphics with Dimensions LEIAR25.R4 +-------+ <-- 0.1995 / \ +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3802 --> ARP: antenna reference point BCR: bottom of chokering BPA: bottom of preamplifier TCR: top of chokering Dimensions ---------- All dimensions are in meters.