DAEJ00KOR Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : David Maggert Date Prepared : 2023-05-02 Report Type : UPDATE If Update: Previous Site Log : daej_20200331.log Modified/Added Sections : 3.2, 3.3, 8.1.1, 8.1.3, 8.2.1, 8.2.2, 8.2.3, : 8.3.1, 8.3.3 1. Site Identification of the GNSS Monument Site Name : DAEJEON Four Character ID : DAEJ Monument Inscription : KASI GPS STATION IERS DOMES Number : 23902M002 CDP Number : Monument Description : PILLAR Height of the Monument : 5.0 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 3.0 m Marker Description : Date Installed : 1999-03-19T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS Bedrock Condition : JOINTED Fracture Spacing : 1-10 cm Fault zones nearby : Distance/activity : Additional Information : (multiple lines) : The DAEJ is a new monument replacing the : previous TAEJ site. : The TAEJ site was closed at 1999-03-18 and moved : to the DAEJ site. : The distance between DAEJ and TAEJ is about : 2.87km. : The Site Name was changed from TAEJON to : DAEJEON with same point. : The Monument Inscription was changed from : previous KAO GPS to KASI GPS. 2. Site Location Information City or Town : Daejeon State or Province : Country : Korea (the Republic of) Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : -3120041.821 Y coordinate (m) : 4084615.221 Z coordinate (m) : 3764027.013 Latitude (N is +) : +362357.84 Longitude (E is +) : +1272228.20 Elevation (m,ellips.) : 117.037 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 16781 Firmware Version : 7.21 Elevation Cutoff Setting : Date Installed : 1999-03-19T00:00Z Date Removed : 1999-08-17T23:59Z Temperature Stabiliz. : Additional Information : 3.2 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 25763 Firmware Version : 7.29 Elevation Cutoff Setting : Date Installed : 1999-08-18T00:00Z Date Removed : 2005-05-01T23:59Z Temperature Stabiliz. : Additional Information : 3.3 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4422234352 Firmware Version : 1.1-1 Elevation Cutoff Setting : 15 deg Date Installed : 2005-05-02T00:00Z Date Removed : 2008-03-24T02:59Z Temperature Stabiliz. : Additional Information : 3.4 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 31136271 Firmware Version : Nav 1.20 Sig 0.00 Elevation Cutoff Setting : 5 deg Date Installed : 2008-03-24T03:00Z Date Removed : 2014-11-05T00:59Z Temperature Stabiliz. : Additional Information : 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL Serial Number : 5412K48145 Firmware Version : 4.85 Elevation Cutoff Setting : 5 deg Date Installed : 2014-11-05T01:00Z Date Removed : 2017-02-03T05:39Z Temperature Stabiliz. : Additional Information : 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5412K48145 Firmware Version : 5.20 Elevation Cutoff Setting : 5 deg Date Installed : 2017-02-03T05:40Z Date Removed : 2020-03-31T04:59Z Temperature Stabiliz. : Additional Information : 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5412K48145 Firmware Version : 5.44 Elevation Cutoff Setting : 5 deg Date Installed : 2020-03-31T05:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : 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 : TRM29659.00 DOME Serial Number : 101985 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : Antenna Radome Type : DOME Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 1999-03-19T00:00Z Date Removed : 2010-09-14T19:00Z Additional Information : Radome is Half Sphere 4.2 Antenna Type : TRM59800.00 DOME Serial Number : 4923363230 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : Antenna Radome Type : DOME Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 2010-09-15T00:00Z Date Removed : 2010-11-22T23:59Z Additional Information : Radome is Half Sphere 4.3 Antenna Type : TRM59800.00 NONE Serial Number : 4923363230 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 2010-11-23T00:00Z Date Removed : 2011-01-12T12:00Z Additional Information : 4.4 Antenna Type : TRM59800.00 SCIS Serial Number : 4923363230 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : SCIS Radome Serial Number : 0857 Antenna Cable Type : Antenna Cable Length : Date Installed : 2011-01-12T12:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : 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 : EXTERNAL CESIUM Input Frequency : 5.0 MHz Effective Dates : 1999-03-19/CCYY-MM-DD Notes : FTS 4060 6.2 Standard Type : EXTERNAL CESIUM Input Frequency : 10.0 MHz Effective Dates : 2005-05-02/CCYY-MM-DD Notes : FTS 4060 6.3 Standard Type : EXTERNAL CESIUM Input Frequency : 10.0 MHz Effective Dates : 2010-09-15/CCYY-MM-DD Notes : 5071A 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 8.1.1 Humidity Sensor Model : MET3 Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy (% rel h) : 2 Aspiration : Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2005-05-02/2016-08-11 Notes : 8.1.2 Humidity Sensor Model : MET4A Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy (% rel h) : 2 Aspiration : FAN Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2016-08-12/CCYY-MM-DD Notes : 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) 8.2.1 Pressure Sensor Model : MET3 Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy : 0.08 hPa Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2005-05-02/2016-08-11 Notes : 8.2.2 Pressure Sensor Model : MET4A Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy : 0.08 hPa Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2016-08-12/CCYY-MM-DD Notes : 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) 8.3.1 Temp. Sensor Model : MET3 Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy : 0.5 deg C Aspiration : Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2005-05-02/2016-08-11 Notes : 8.3.2 Temp. Sensor Model : MET4A Measurement System Manufacturer : Paroscientific, Inc. Serial Number : Data Sampling Interval : 60 sec Accuracy : 0.1 deg C Aspiration : FAN Height Diff to Ant : 2.0 m Calibration date : Effective Dates : 2016-08-12/CCYY-MM-DD Notes : 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 : 61-1, Whaam-dong, Yusong-gu, Daejeon 305-348, : Korea Primary Contact Contact Name : Sung-Moon Yoo Telephone (primary) : +82-42-865-3240 Telephone (secondary) : Fax : +82-42-861-5610 E-mail : yoo@kasi.re.kr Secondary Contact Contact Name : Byung-Kyu Choi Telephone (primary) : +82-42-865-3237 Telephone (secondary) : Fax : +82-42-861-5610 E-mail : bkchoi@kasi.re.kr Additional Information : Agency full name was only changed from : Korea Astronomy Observatory(KAO) to : Korea Astronomy and Space Science Institute : (KASI) 12. Responsible Agency (if different from 11.) Agency : (multiple lines) Preferred Abbreviation : (A10) Mailing Address : (multiple lines) Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : KASI Secondary Data Center : CDDIS URL for More Information : Hardcopy on File Site Map : Site Diagram : NONE Horizon Mask : Monument Description : Y Site Pictures : Y Additional Information : Antenna Graphics with Dimensions Trimble: TRIM59800.00 ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.381 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering ******** Monument description ******** --- / \ +---------+ | | +=========+ | | +-x-+ <---------------- ARP = Marker Stainless Steel Rod -> | | 250mm (r = 25mm) +------| |------+ <---------- Top of pillar | | | | | | | | | ======= | | | ~ Ferro-concrete~ ~ Pillar ~ | (1m x 1m x 5m)| | | | | | | ~~~~ Ground Surface ~~~~| |~~~~ Ground Surface ~~~~ | | +--------------|---------------|--------------+ | | | | ~ Ferro-concrete Base ~ ~ (4m x 4m x 3m) ~ | | | | +-----|---|-----|---|-----|---|-----|---|-----+ | | | | | | | | | | | | | | | | | | | | | | | | ~ ~ ~ ~ ~ ~ ~ ~ <--- 4 Concrete Pile(10m) ~ ~ ~ ~ ~ ~ ~ ~ | | | | | | | | | | | | | | | | -----------------|---|-----|---|-----|---|-----|---|----------------- Bedrock | | | | | | | | Bedrock | | | | | | | | \ / \ / \ / \ /