IRKM00RUS Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt 0. Form Prepared by (full name) : Grigory Steblov Date Prepared : 2020-07-14 Report Type : UPDATE If Update: Previous Site Log : irkm_20190617.log Modified/Added Sections : 3.3, 3.4 1. Site Identification of the GNSS Monument Site Name : IRKUTSK Nine Character ID : IRKM00RUS Monument Inscription : East GPS/GLONASS Geodynamical Mark IERS DOMES Number : 12313M001 CDP Number : XXXX Monument Description : Concrete pillar encl. in isolated steel casing Height of the Monument : Monument Foundation : Foundation Depth : Marker Description : Date Installed : 1995-09-29T00:00Z Geologic Characteristic : The Siberian Craton margin near the Baikal Rift. Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Fundamental pillar with passive : termostabilization, installed on rock, : special mark on the top, forced : centering of the GPS antenna : Station IRKM shares this monument and the : antenna on it with the existing IGS station : IRKT. 2. Site Location Information City or Town : Irkutsk State or Province : Siberia Country or Region : Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : -968332.3889 Y coordinate (m) : 3794425.4087 Z coordinate (m) : 5018167.7058 Latitude (N is +) : +521308.49 Longitude (E is +) : +1041858.47 Elevation (m,ellips.) : 502.3 Additional Information : Coordinates are given for reference epoch: : Year 2004 Doy 325 (2004.8880). : X/Y/Z are in ITRF2000, Lat/Lon/Elev are : in WGS84. 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UC120031612 Firmware Version : CN04 Elevation Cutoff Setting : 0 deg Date Installed : 2004-11-17T04:15Z Date Removed : 2011-03-03T00:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP01756 Firmware Version : CD00 Elevation Cutoff Setting : 0 deg Date Installed : 2011-03-03T00:00Z Date Removed : 2019-06-17T07:00Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01337 Firmware Version : 3.4.5 Aug,07,2012 Elevation Cutoff Setting : 0 deg Date Installed : 2019-06-17T07:00Z Date Removed : 2020-07-13T08:00Z Temperature Stabiliz. : none Additional Information : 3.4 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01337 Firmware Version : 3.6.16 Jan,21,2020 Elevation Cutoff Setting : 0 deg Date Installed : 2020-07-13T09:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none 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 : AOAD/M_T NONE Serial Number : 178 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.1280 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 1995-09-16T00:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : The receiver is connected to the antenna via : the splitter, GPS Networking, Inc., : Model NHIALDCBS1X2-N/15/220. : The 2nd input of the splitter is connected with : the receiver of station IRKT. : The splitter provides 15VDC to the antenna : independently of either IRKM or IRKT receivers. 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 H-MASER Input Frequency : 5.0 MHz Effective Dates : 1995-09-16/2013-02-07 Notes : 6.2 Standard Type : INTERNAL Input Frequency : Effective Dates : 2013-02-07/2013-03-01 Notes : 6.3 Standard Type : EXTERNAL H-MASER Input Frequency : 5.0 MHz Effective Dates : 2013-03-01/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 7.1 Instrumentation Type : SLR Status : PERMANENT Effective Dates : CCYY-MM-DD/CCYY-MM-DD Notes : 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 10.1 Date : 2012-05-11/2012-05-11 Event : Transition from .soc to .ash data types. : For soc data types used soc2rnx to do the : conversion to RINEX data. For ash data types : using teqc directly to do the conversion to : RINEX data. 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : East-Siberian branch of the : All-Russian research insitute : of physical-technical and : radiotechnical measurements Preferred Abbreviation : VNIIFTRI ESB Mailing Address : 57, Borodina Str. : Irkutsk, 664056 : RUSSIA Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 12. Responsible Agency (if different from 11.) Agency : RDAAC, GS RAS, IMVP, JPL Preferred Abbreviation : (A10) Mailing Address : 189 Lenina av. : 249035 Obninsk, Kaluga Region, RUSSIA Primary Contact Contact Name : Grigory Steblov Telephone (primary) : +7-903-1529610 Telephone (secondary) : +7-48439-20181 Fax : E-mail : steblov@gps.gsras.ru Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : CDDIS Secondary Data Center : SIO URL for More Information : http://www.gps.gsras.ru Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Hardcopy Information available from www.site : or from Responsible Agency Antenna Graphics with Dimensions AOAD/M_ T ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 BPA=ARP <-- 0.381 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering