QS0700SAU 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) : Mateusz Piskorski Date Prepared : 2025-06-25 Report Type : NEW If Update: Previous Site Log : Modified/Added Sections : 1, 2, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, : 3.9, 3.10, 4.1, 6.1, 11 1. Site Identification of the GNSS Monument Site Name : An Na`āyim Nine Character ID : QS0700SAU Monument Inscription : Reinforced concrete pillar IERS DOMES Number : 29819M001 CDP Number : Monument Description : Reinforced concrete pillar Height of the Monument : 2.7 m Monument Foundation : Concrete block embedded in the ground Foundation Depth : 0.3 m Marker Description : Top and centre of the pillar plate Date Installed : 2017-05-16T11:12Z Geologic Characteristic : Sand, very dense sand SPT 100 Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : NO Distance/activity : Additional Information : the main pillar of this monument : built on three stages as below : 1st Big reinforced concrete base : dim 2.0m x 2.0m x 0.6m at : depth 2.0m under ground, : were built. : 2nd on top of above : reinforced oncrete base : 0.6m x 0.6m reinforced : concrete square post : were built at height 1.60m : above the reinforced concrete base, : and raise 0.30m above ground level. : 3rd on top of above square : post , circular reinforced : pillar with 0.3m diameter : were built at height 2.70m : above the square concrete post. : which mean the main pillar : raised 3.0m above ground level. : At top of pillar : fabricated flange with metal : legs installed with the concrete. : Center of above flange has : 5/8inch screw for SECO mount : setup and this is the ARP reference. : Finally the pillar surrounding by : fence at height 2.50m with : barb wire for security. : The devices cabinet installed : on reinforced concrete base : and oriented to the north. : Antenna cable and other : wiring are bury under ground : at depth 0.4m in galvanized : pipes. : The final site dimension is. : 5.0m x 5.0m, : and 2.50m secure fence. : from four sides. : Choke ring antenna : setup on the main pillar : on SECO mount. : Antenna oriented to the north. 2. Site Location Information City or Town : An Na`āyim State or Province : Al Qassim Area Country or Region : SAU Tectonic Plate : ARABIAN Approximate Position (ITRF) X coordinate (m) : 4144011.6000 Y coordinate (m) : 3994535.6000 Z coordinate (m) : 2740461.7000 Latitude (N is +) : +253635.42 Longitude (E is +) : +0435652.08 Elevation (m,ellips.) : 725.4 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50089 Firmware Version : Nav 5.22/Boot 5.22 Elevation Cutoff Setting : 0 deg Date Installed : 2017-05-16T11:12Z Date Removed : 2018-04-07T11:20Z Temperature Stabiliz. : Additional Information : 3.2 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50089 Firmware Version : Nav 5.33/Boot 5.33 Elevation Cutoff Setting : 0 deg Date Installed : 2018-04-07T11:30Z Date Removed : 2019-03-09T12:00Z Temperature Stabiliz. : Additional Information : 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.37/Boot 5.37 Elevation Cutoff Setting : 0 deg Date Installed : 2019-03-09T12:15Z Date Removed : 2021-03-11T17:30Z Temperature Stabiliz. : Additional Information : 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.45/Boot 5.45 Elevation Cutoff Setting : 0 deg Date Installed : 2021-03-11T17:42Z Date Removed : 2021-11-09T11:12Z Temperature Stabiliz. : Additional Information : 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.52/Boot 5.52 Elevation Cutoff Setting : 0 deg Date Installed : 2021-11-09T11:20Z Date Removed : 2023-02-03T04:40Z Temperature Stabiliz. : Additional Information : 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.56/Boot 5.56 Elevation Cutoff Setting : 0 deg Date Installed : 2023-02-03T04:45Z Date Removed : 2023-10-29T09:40Z Temperature Stabiliz. : Additional Information : 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.61/Boot 5.61 Elevation Cutoff Setting : 0 deg Date Installed : 2023-10-29T09:53Z Date Removed : 2024-03-17T14:55Z Temperature Stabiliz. : Additional Information : 3.8 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.63/Boot 5.63 Elevation Cutoff Setting : 0 deg Date Installed : 2024-03-17T15:01Z Date Removed : 2025-05-19T10:46Z Temperature Stabiliz. : Additional Information : 3.9 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.68/Boot 5.68 Elevation Cutoff Setting : 0 deg Date Installed : 2025-05-19T11:06Z Date Removed : 2025-05-20T08:22Z Temperature Stabiliz. : Additional Information : 3.10 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS Serial Number : 5536R50077 Firmware Version : Nav 5.68/Boot 5.68 Elevation Cutoff Setting : 0 deg Date Installed : 2025-05-20T08:22Z 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 : TRM59800.00 SCIS Serial Number : 5505356045 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0800 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 : Antenna Cable Type : LMR400 CBL ASSY TNC-N 47019-30 Antenna Cable Length : 30 m Date Installed : 2017-05-16T11:12Z 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 : INTERNAL Input Frequency : Effective Dates : 2017-05-16/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.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 : General Authority for Survey and Geospatial : Information Preferred Abbreviation : GEOSA Mailing Address : Olaya Road, Riyadh, : Kingdom of Saudi Arabia Primary Contact Contact Name : Saad Al Qahtani Telephone (primary) : 920000427 | Ext: 1313 Telephone (secondary) : Fax : +966 11 464 7693 E-mail : ksa-cors@geosa.gov.sa Secondary Contact Contact Name : Abdullah Al-Thawwad Telephone (primary) : 920000427 | Ext: 1369 Telephone (secondary) : Fax : +966 11 464 7693 E-mail : ksa-cors@geosa.gov.sa Additional Information : 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 : Secondary Data Center : URL for More Information : Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : (Y or URL) Additional Information : (multiple lines) Antenna Graphics with Dimensions ----- / \ | | +-------------------------------------------------+ <-- 0.1020 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0381 +-------------------+-------------+-------------------+ <-- 0.0350 BCR | | =| | +------x------+ <-- 0.0000 BPA=ARP RXC=NRP <-- 0.3810 -->