KULU00GRL Site Information Form (site log v2.0) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt 0. Form Prepared by (full name) : KDS GNSS Team (gnss@kds.dk) Date Prepared : 2026-02-23 Report Type : UPDATE If Update: Previous Site Log : kulu00grl_20260126.log Modified/Added Sections : 1, 3.15, 3.16 1. Site Identification of the GNSS Monument Site Name : Kulusuk GPS Nine Character ID : KULU00GRL Monument Inscription : NONE IERS DOMES Number : 43003M001 CDP Number : (A4) Monument Description : Concrete pillar in bedrock Height of the Monument : (m) Monument Foundation : UNKNOWN Foundation Depth : (m) Marker Description : UNKNOWN Date Installed : 1996-06-21 Geologic Characteristic : ROCK Bedrock Type : METAMORPHIC Bedrock Condition : JOINTED Fracture Spacing : over 200 cm Fault zones nearby : (YES/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : Antenna mounted on concrete pillar founded on : bedrock. 2. Site Location Information City or Town : Kulusuk State or Province : GREENLAND Country or Region : GRL Tectonic Plate : NORTH AMERICAN Approximate Position (ITRF) X coordinate (m) : 2107682.149 Y coordinate (m) : -1596883.777 Z coordinate (m) : 5784773.660 Latitude (N is +) : +653445.61 Longitude (E is +) : -0370857.70 Elevation (m,ellips.) : 67.6 Additional Information : ITRF14 2020-10-09 for the kulu2830_15s.20o 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : A14532 Firmware Version : 7.09 Elevation Cutoff Setting : 0 deg Date Installed : 1996-07-21T00:00Z Date Removed : 1999-07-27T00:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.2 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : A14532 Firmware Version : 7.29 Elevation Cutoff Setting : 0 deg Date Installed : 1999-07-27T00:00Z Date Removed : 2000-02-27T00:00Z Temperature Stabiliz. : none Additional Information : Firmware upgrade. 3.3 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : A14532 Firmware Version : 7.19 Elevation Cutoff Setting : 0 deg Date Installed : 2000-02-27T00:00Z Date Removed : 2008-05-24T00:00Z Temperature Stabiliz. : none Additional Information : Firmware upgrade. 3.4 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4625209673 Firmware Version : 1.1-5 Elevation Cutoff Setting : 7 deg Date Installed : 2008-05-24T00:00Z Date Removed : 2012-08-08T17:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.5 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4625209673 Firmware Version : 1.3-1 Elevation Cutoff Setting : 0 deg Date Installed : 2012-08-08T17:00Z Date Removed : 2019-08-13T23:59Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.6 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 3047836 Firmware Version : 5.2.0 Elevation Cutoff Setting : 0 deg Date Installed : 2019-08-14T00:00Z Date Removed : 2019-12-02T23:59Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.7 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 3047836 Firmware Version : 5.3.0 Elevation Cutoff Setting : 0 deg Date Installed : 2019-12-03T00:00Z Date Removed : 2020-02-05T23:59Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.8 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 3057849 Firmware Version : 5.3.0 Elevation Cutoff Setting : 0 deg Date Installed : 2020-02-06T00:00Z Date Removed : 2020-06-16T23:59Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.9 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 3057849 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-06-17T00:00Z Date Removed : 2020-10-02T13:45Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.10 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-10-02T14:00Z Date Removed : 2021-01-12T16:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.11 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.4.0 Elevation Cutoff Setting : 0 deg Date Installed : 2021-01-12T16:00Z Date Removed : 2021-07-21T15:10Z Temperature Stabiliz. : none Additional Information : Firmware upgrade 3.12 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.4.0-patch1 Elevation Cutoff Setting : 0 deg Date Installed : 2021-07-21T15:10Z Date Removed : 2022-09-07T13:57Z Temperature Stabiliz. : none Additional Information : Firmware upgrade 3.13 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.5.0 Elevation Cutoff Setting : 0 deg Date Installed : 2022-09-07T13:57Z Date Removed : 2025-06-25T08:46Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.14 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3093103 Firmware Version : 5.6.0 Elevation Cutoff Setting : 0 deg Date Installed : 2025-06-25T08:46Z Date Removed : 2025-09-03T13:06Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.15 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.5.0 Elevation Cutoff Setting : 0 deg Date Installed : 2025-09-03T13:06Z Date Removed : 2026-02-23T17:27Z Temperature Stabiliz. : none Additional Information : Re-installed old PolaRx5 with older firmware. 3.16 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3057849 Firmware Version : 5.7.0 Elevation Cutoff Setting : 0 deg Date Installed : 2026-02-23T17:27Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : New Firmware 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 : TRM22020.00+GP DOME Serial Number : 50357 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 : DOME Radome Serial Number : N/A Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1996-07-21T00:00Z Date Removed : 1999-05-09T00:00Z Additional Information : Custom-made radome hemisphere. 4.2 Antenna Type : TRM29659.00 SCIT Serial Number : 61014 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 : SCIT Radome Serial Number : N/A Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1999-05-09T00:00Z Date Removed : 2017-04-30T18:01Z Additional Information : SCIGN model raydome upgraded on 5/10/99. Antenna : mounted on concrete pillar founded on bedrock. : Per Sajad Tabibi the dome broke sometime between : January and April 2017. 4.3 Antenna Type : TRM29659.00 SCIT Serial Number : 61014 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 : SCIT Radome Serial Number : 3099 Antenna Cable Type : LMR400 Antenna Cable Length : 6.25 m Date Installed : 2017-04-30T18:01Z Date Removed : 2023-08-01T18:00Z Additional Information : Notes from Sajad Tabibi: I believe we changed : the dome in May or June. 4.4 Antenna Type : TRM29659.00 SCIT Serial Number : 61014 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 : SCIT Radome Serial Number : 3099 Antenna Cable Type : 26.75m LDF4-50A and 6.25m LMR400 Antenna Cable Length : 33 m Date Installed : 2023-08-01T18:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : Connected new LDF4-50A to existing cable : and installed 2 port splitter 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 5.1 Tied Marker Name : 71502 Tied Marker Usage : LOCAL CONTROL Tied Marker CDP Number : (A4) Tied Marker DOMES Number : (A9) Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -4.698 m dy (m) : -5.418 m dz (m) : -3.344 m Accuracy (mm) : 2 mm Survey method : 7/23/96 Date Measured : 1996-07-23T00:00Z Additional Information : 71502 is a marker of Geodetic Institue, and a : bolt in bedrock approximately 8m West of the : station. 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 : 1996-06-21/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 : National Space Institute : Technical University of Denmark Preferred Abbreviation : DTU Space Mailing Address : Elektrovej Building 328 : Denmark DK-2800 Kongens Lyngby : Denmark Primary Contact Contact Name : DTU Space GNSS Team Telephone (primary) : +45 45 25 95 00 Telephone (secondary) : Fax : E-mail : dtuspace-gnss@space.dtu.dk Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : The Danish Agency for Climate Data Preferred Abbreviation : KDS Mailing Address : Sankt Kjelds Plads 11 : DK-2100 Copenhagen Ø : Denmark Primary Contact Contact Name : KDS GNSS Team Telephone (primary) : Telephone (secondary) : Fax : E-mail : gnss@kds.dk Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : The Danish Agency for Climate Data (KDS) Secondary Data Center : DTU Space URL for More Information : Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : (multiple lines) Antenna Graphics with Dimensions TRM29659.00 TRM59800.00 TRM59800.80 TRM59900.00 ----- / \ | | +-------------------------------------------------+ <-- 0.1020 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0381 +-------------------+-------------+-------------------+ <-- 0.0350 BCR | | =| | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3810 -->