PGMD00DJI 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) : OGA Team (oga-gnss@groupes.renater.fr) Date Prepared : 2025-02-27 Report Type : NEW If Update: Previous Site Log : (ssssddsss_ccyymmdd.log) Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Daffareh Nine Character ID : PGMD00DJI Monument Inscription : None IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : steel rectangular plate on top of metallic pilar Height of the Monument : 3.0 m Monument Foundation : Concret slab Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2003-03-25T00:00Z Geologic Characteristic : Fresh basaltic rock 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 : Sagallou State or Province : Tadjoura Region Country or Region : DJI Tectonic Plate : ARABIAN Approximate Position (ITRF) X coordinate (m) : 4602957.810 Y coordinate (m) : 4226108.772 Z coordinate (m) : 1276061.635 Latitude (N is +) : +113702.43 Longitude (E is +) : +0423321.39 Elevation (m,ellips.) : 461.8 Additional Information : coordinates IGS2014 3. GNSS Receiver Information 3.1 Receiver Type : TPS GB-1000 Satellite System : GPS+GLO Serial Number : T224385 Firmware Version : 3.3 May,05,2008 p1 Elevation Cutoff Setting : 0 deg Date Installed : 2010-03-21T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : (multiple lines) 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 : TPSPG_A1+GP NONE Serial Number : 308-5095 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0360 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 : Topcon cable + TNC-TNC cable Antenna Cable Length : 10 m Date Installed : 2010-03-21T00:00Z 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.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 : Observatoire Géophysique d'Arta : Centre d'Études et de Recherche de Djibouti Preferred Abbreviation : OGA Mailing Address : Route de l'aéroport / Centre d'Etudes et : de Recherches de Djibouti : BP 486 Djibouti-Ville : Djibouti Primary Contact Contact Name : OGA Team Telephone (primary) : Telephone (secondary) : Fax : E-mail : oga-gnss@groupes.renater.fr Secondary Contact Contact Name : IPGP-VOLOBSIS Team Telephone (primary) : Telephone (secondary) : Fax : E-mail : volobsis-support@ipgp.fr Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Observatoire Géophysique d'Arta : Centre d'Études et de Recherche de Djibouti Preferred Abbreviation : OGA Mailing Address : Route de l'aéroport / Centre d'Etudes et : de Recherches de Djibouti : BP 486 Djibouti-Ville : Djibouti Primary Contact Contact Name : OGA Team Telephone (primary) : Telephone (secondary) : Fax : E-mail : oga-gnss@groupes.renater.fr Secondary Contact Contact Name : IPGP-VOLOBSIS Team Telephone (primary) : Telephone (secondary) : Fax : E-mail : volobsis-support@ipgp.fr Additional Information : Website : https://www.ipgp.fr 13. More Information Primary Data Center : IPGP-VOLOBSIS Team Secondary Data Center : URL for More Information : http://volobsis.ipgp.fr Hardcopy on File Site Map : http://volobsis.ipgp.fr 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 TPSPG_A1+GP _____ <-- 0.0537 -/ \- ____| |____ __| |__ +-----------|-------------------------|-----------+ <-- 0.0300 TGP +-------------------------------------------------+ <-- 0.0275 BGP \ / \ / +-----------+ <-- 0.0000 BPA=ARP <-- 0.2000 --> Abbreviations ------------- ARP: antenna reference point BCR: bottom of chokering BPA: bottom of preamplifier TCR: top of chokering Dimensions ---------- All dimensions are in meters.