CHBN 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) : markus.bradke@gfz-potsdam.de Date Prepared : 2023-01-13 Report Type : UPDATE If Update: Previous Site Log : (ssss_ccyymmdd.log) Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Choibalsan Four Character ID : CHBN Monument Inscription : IERS DOMES Number : 24203M003 CDP Number : Monument Description : CONCRETE PILLAR Height of the Monument : 1.55 m Monument Foundation : BEDROCK Foundation Depth : 1.0 m Marker Description : Date Installed : 2005-10-04T00:00Z Geologic Characteristic : GRAVEL/SAND Bedrock Type : SEDIMENTARY Bedrock Condition : Fracture Spacing : Fault zones nearby : NO Distance/activity : Additional Information : 2. Site Location Information City or Town : Choibalsan State or Province : Dornod Country : Mongolia Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : -1773080.4014 Y coordinate (m) : 3883928.3688 Z coordinate (m) : 4723439.0471 Latitude (N is +) : +480451.51 Longitude (E is +) : +1143215.06 Elevation (m,ellips.) : 729.4 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 5700 Satellite System : GPS Serial Number : 0220273351 Firmware Version : 1.24 Elevation Cutoff Setting : 10 deg Date Installed : 2005-10-04T00:00Z Date Removed : 2016-06-08T23:59Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : TRIMBLE 5700 Satellite System : GPS Serial Number : 0220273351 Firmware Version : 2.32 Elevation Cutoff Setting : 10 deg Date Installed : 2016-06-09T00:00Z Date Removed : 2022-09-28T23:59Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL Serial Number : 210 Firmware Version : 4.2.00-211012 Elevation Cutoff Setting : 0 deg Date Installed : 2022-09-29T00:00Z Date Removed : 2023-01-13T06:16Z Temperature Stabiliz. : none Additional Information : tinyPC S/N 016 3.4 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL Serial Number : 210 Firmware Version : 4.2.01-220630 Elevation Cutoff Setting : 0 deg Date Installed : 2023-01-13T06:17Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none Additional Information : tinyPC S/N 016 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 : TRM41249.00 NONE Serial Number : 11910136 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 000.0000 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : 41300-30REV A, DCA 0343 Antenna Cable Length : 30.0 m Date Installed : 2005-10-04T00:00Z Date Removed : 2022-09-28T23:59Z Additional Information : 4.2 Antenna Type : JAV_RINGANT_G3T NONE Serial Number : 345 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 000.1009 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : 41300-30REV A, DCA 0343 Antenna Cable Length : 30.0 m Date Installed : 2022-09-29T00:00Z 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.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 : PTU303 Manufacturer : Vaisala Serial Number : E5330013 Data Sampling Interval : 300 sec Accuracy (% rel h) : 1.50 Aspiration : NATURAL Height Diff to Ant : 2.86 m Calibration date : 2021-09-13 Effective Dates : 2022-09-29/(CCYY-MM-DD) Notes : The humidity sensor is part of a Vaisala PTU300 : meteo station 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 : PTU300 Class A Manufacturer : Vaisala Serial Number : E5330013 Data Sampling Interval : 300 sec Accuracy : 0.10 hPa Height Diff to Ant : 0.0 m Calibration date : 2021-09-13 Effective Dates : 2022-09-29/(CCYY-MM-DD) Notes : The pressure sensor is part of a Vaisala PTU300 : meteo station 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 : PTU303 Manufacturer : Vaisala Serial Number : E5330013 Data Sampling Interval : 300 sec Accuracy : 0.10 deg Aspiration : NATURAL Height Diff to Ant : 2.86 m Calibration date : 2021-09-13 Effective Dates : 2022-09-29/(CCYY-MM-DD) Notes : The temperature sensor is part of a Vaisala : PTU300 meteo station 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 : Mongolian Academy of Sciences Institute of : Astronomy and Geophysics Preferred Abbreviation : Mailing Address : POB 788 Ulaanbaatar 15160 Mongolia Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Helmholtz Centre Potsdam GFZ German Research : Centre for Geosciences Geodesy Preferred Abbreviation : Mailing Address : Telegrafenberg A17 D-14473 Potsdam Germany Primary Contact Contact Name : GFZ Network Operator Telephone (primary) : (+49)-331-2881746 Telephone (secondary) : Fax : E-mail : gnss@gfz-potsdam.de Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : GFZ Secondary Data Center : URL for More Information : Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Antenna Graphics with Dimensions (insert text graphic from file antenna.gra)