YIBL00OMN 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) : Mohammed Sulaimani Date Prepared : 2022-09-19 Report Type : UPDATE If Update: Previous Site Log : yibl_20211025.log Modified/Added Sections : 3.4, 11 1. Site Identification of the GNSS Monument Site Name : Yibal Oman Four Character ID : YIBL Monument Inscription : Yibal Permanent Network No. 1 IERS DOMES Number : 25001M001 CDP Number : none Monument Description : Short drilled braced monument Height of the Monument : 1 m above the concrete pad m Monument Foundation : 5 drilled stainless steel rods Foundation Depth : 3 m Marker Description : Top of SCIGN mount attached to drilled rods Date Installed : 2003-07-11T00:00Z Geologic Characteristic : Quaternary sediments Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Site lies over lower cretacous Shu'auba and : middle cretaceous Natih limestones. The site : is about 6 km from the edge of a producing : oil field (YIBAL). The center of the oil : field is 10 km from the site. 2. Site Location Information City or Town : Yibal State or Province : Fahud Country : Oman Tectonic Plate : ARABIAN Approximate Position (ITRF) X coordinate (m) : 3294552.811 Y coordinate (m) : 4905092.434 Z coordinate (m) : 2393579.637 Latitude (N is +) : +221111.25 Longitude (E is +) : +0560644.40 Elevation (m,ellips.) : 95.1 Additional Information : ITRF2000: coordinates at 2003.68 (2003-09-05) 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : 4507ZR52001 Firmware Version : CJ12 Elevation Cutoff Setting : 5.0 deg Date Installed : 2003-07-11T00:00Z Date Removed : 2006-11-12T00:11Z Temperature Stabiliz. : Passive cool box Additional Information : 3.2 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4623116485 Firmware Version : 1.1-5 Elevation Cutoff Setting : 5.0 deg Date Installed : 2006-11-12T22:40Z Date Removed : 2014-01-19T12:20Z Temperature Stabiliz. : Passive cool box Additional Information : 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5323K43643 Firmware Version : 4.62 Elevation Cutoff Setting : 5 deg Date Installed : 2014-01-19T12:20Z Date Removed : 2019-07-01T00:00Z Temperature Stabiliz. : Passive cool box Additional Information : 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5323K43643 Firmware Version : 4.62 Elevation Cutoff Setting : 5 deg Date Installed : 2019-07-01T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : Passive cool box Additional Information : GLONASS data added 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 : ASH701945C_M NONE Serial Number : 4812CR62001 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 : NONE Radome Serial Number : Antenna Cable Type : Ashtech 10 m antenna cable (N to N) (700265) Antenna Cable Length : 10 m Date Installed : 2003-07-11T00:00Z 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 5.1 Tied Marker Name : Tied Marker Usage : Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Survey method : Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : Site is tied to local control sites 5km NW and : 10 km SSW on a monthly basis. 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 : (CCYY-MM-DD/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 : Petrolium Development Oman Preferred Abbreviation : PDO Mailing Address : Primary Contact Contact Name : Mr. Ahmed Tabook Telephone (primary) : Telephone (secondary) : Fax : E-mail : Ahmed.S.Tabook@pdo.co.om Secondary Contact Contact Name : Naseer Al Bulushi Telephone (primary) : Telephone (secondary) : Fax : E-mail : Naseer.NB.Bulushi@pdo.co.om Additional Information : 12. Responsible Agency (if different from 11.) Agency : Preferred Abbreviation : Mailing Address : Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : 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-gpsg.mit.edu/~tah/YIBL Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : http://www-gpsg.mit.edu/~tah/YIBL Site Pictures : http://www-gpsg.mit.edu/~tah/YIBL Additional Information : Antenna Graphics with Dimensions ASH701945C_M Dorne Margolin with chokerings, 701945-02 REV C, IGS milled chokerings, watertight design +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPAARP <-- 0.3890 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier