BFST00GBR 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) : Michael Aiken Date Prepared : 2020-10-26 Report Type : UPDATE If Update: Previous Site Log : bfst00gbr_20201022.log Modified/Added Sections : 3.1, 3.2 1. Site Identification of the GNSS Monument Site Name : BELFAST Four Character ID : BFST Monument Inscription : IERS DOMES Number : 15202M001 CDP Number : (A4) Monument Description : 3M HIGH POLYPROPYLENE REINFORCED CONCRETE TOWER Height of the Monument : 3 m Monument Foundation : CONCRETE PLINTH PILED DIRECTLY INTO BEDROCK Foundation Depth : 3 m Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2019-05-15 Geologic Characteristic : BEDROCK Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (0 cm/1-10 cm/11-50 cm/51-200 cm/over 200 cm) Fault zones nearby : (YES/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : (multiple lines) 2. Site Location Information City or Town : Belfast State or Province : Antrim Country : United Kingdom of Great Britain and Northern : Ireland (the) Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 3678499.500 Y coordinate (m) : -387036.500 Z coordinate (m) : 5179157.300 Latitude (N is +) : +543854.50 Longitude (E is +) : -0060022.77 Elevation (m,ellips.) : 388.9 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : LEICA GR50 Satellite System : GPS+GLO Serial Number : 1832285 Firmware Version : 4.31/7.403 Elevation Cutoff Setting : 0 deg Date Installed : 2019-05-15T15:00Z Date Removed : 2020-10-22T10:30Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GR50 Satellite System : GPS+GLO+GAL Serial Number : 1832285 Firmware Version : 4.31/7.403 Elevation Cutoff Setting : 0 deg Date Installed : 2020-10-22T10:30Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Added Galileo to Satellite Systems 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+BDS+QZSS+IRNSS+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.R3 LEIT Serial Number : 1832285 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 : LEIT Radome Serial Number : Antenna Cable Type : LEICA Antenna Cable Length : 15 m Date Installed : 2019-05-15T15:00Z 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 : (if external) Effective Dates : 2002-08-08/CCYY-MM-DD Notes : (multiple lines) 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 : Ordnance Survey of Northern Ireland : Geodetic Section - Land and Property Services Preferred Abbreviation : OSNI Mailing Address : Lanyon Place 7 : BT1 3LP Belfast : United Kingdom of Great Britain and Northern : Ireland (the) Primary Contact Contact Name : Michael Aiken Telephone (primary) : +44 28 9033 6783 Telephone (secondary) : Fax : E-mail : michael.aiken@finance-ni.gov.uk Secondary Contact Contact Name : Geoff Bell Telephone (primary) : +44 28 9054 3760 Telephone (secondary) : Fax : E-mail : geoff.bell@finance-ni.gov.uk Additional Information : (multiple lines) 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 : (multiple lines) 13. More Information Primary Data Center : BEV Secondary Data Center : BKG URL for More Information : http://www.bigf.ac.uk Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : Y Monument Description : Y Site Pictures : Y Additional Information : (multiple lines) Antenna Graphics with Dimensions LEIAR25 +-------+ <-- 0.1995 / + \ | + | |---+-------------+----| <-- 0.1614 TCR |------------------------------| |--------------------------------------| |----------------------------------------------| +--------------------------------------------------+ | | | | | | +-+--------------------------------------------------+-+ +-------------------+-------------+--------------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3802 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier TOP: Top of Pole