ADIS00ETH 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) : Elias Lewi Teklemariam Date Prepared : 2022-05-11 Report Type : UPDATE If Update: Previous Site Log : adis_20220504.log Modified/Added Sections : 3.3, 11 1. Site Identification of the GNSS Monument Site Name : Addis Ababa University Nine Character ID : ADIS00ETH Monument Inscription : IERS DOMES Number : 31502M001 CDP Number : Monument Description : PILLAR Height of the Monument : 2.0363 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 1.98 m Marker Description : (?) Date Installed : 2007-06-30T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS (MASSIVE BASALT) Bedrock Condition : FRESH(PARTIALLY FRACTURED) Fracture Spacing : 1-10 cm Fault zones nearby : NO Distance/activity : Additional Information : 2. Site Location Information City or Town : Addis Ababa State or Province : Addis Ababa Country or Region : ETH Tectonic Plate : AFRICAN Approximate Position (ITRF) X coordinate (m) : 4913652.7609 Y coordinate (m) : 3945922.6696 Z coordinate (m) : 995383.3331 Latitude (N is +) : +090206.49 Longitude (E is +) : +0384558.69 Elevation (m,ellips.) : 2439.1 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 3247A01971 Firmware Version : 7.29 Elevation Cutoff Setting : 0 deg Date Installed : 2007-06-29T00:00Z Date Removed : 2008-03-11T07:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : JPS LEGACY Satellite System : GPS+GLO Serial Number : MT300102915 Firmware Version : 2.6.1 JAN,10,2008 Elevation Cutoff Setting : 0 deg Date Installed : 2008-03-11T07:00Z Date Removed : 2022-04-13T12:00Z Temperature Stabiliz. : none Additional Information : Additional Number : LE2810 on the : type level 3.3 Receiver Type : LEICA GR50 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1871020 Firmware Version : 4.52/7.711 Elevation Cutoff Setting : 0 deg Date Installed : 2022-04-13T13:30Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none 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 : TRM29659.00 NONE Serial Number : 0220173805 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0010 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 : TRIMBLE 14551-00 REV A, DCA 9707 Antenna Cable Length : 30 m Date Installed : 2007-06-29T00:00Z Date Removed : 2008-03-11T07:00Z Additional Information : 4.2 Antenna Type : TRM29659.00 NONE Serial Number : 0220173805 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0010 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 : RG 214/U Antenna Cable Length : 30 m Date Installed : 2008-03-11T07:00Z Date Removed : 2022-04-13T12:00Z Additional Information : Antenna Cable Type: MANHATTAN ELECTRIC CABLE, : M4221, RG 214/U, E9663241, AWM STYLE 1354 4.3 Antenna Type : LEIAR20 LEIM Serial Number : 22078003 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0762 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIM Radome Serial Number : Antenna Cable Type : RG 214/U Antenna Cable Length : 30 m Date Installed : 2022-04-13T13:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Antenna Cable Type: MANHATTAN ELECTRIC CABLE, : M4221, RG 214/U, E9663241, AWM STYLE 1354 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 : Institute of Geophysics, Space Science and : Astronomy of Addis Ababa University, Ethiopia Preferred Abbreviation : IGSSA Mailing Address : Institute of Geophysics, Space Science and : Astronomy, Addis Ababa University, : P.O.Box 1176, Addis Ababa, ETHIOPIA Primary Contact Contact Name : Station Operators Telephone (primary) : ++251-11-1223934 Telephone (secondary) : ++251-93-0013406 Fax : E-mail : gnss.igssa@aau.edu.et Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : The GPS site is run by the Unit of Geodesy, : Geomatics and Gravimetry of the Institute : of Geophysics, Space Science and Astronomy : at Addis Ababa University, Ethiopia 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 : IGN Secondary Data Center : CDDIS URL for More Information : Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Antenna Graphics with Dimensions LEIAR20 +-----+ <-- 0.1613 / \ | | +----------------+-----------+----------------+ <-- 0.1113 TCR | | | | | | | | +-+---------------------------------------------+-+ +------------------+-----------+------------------+ <-- 0.0323 BCR | | | | +----+ +----+ <-- 0.0013 BPA +x+ <-- 0.0000 BAM=ARP NOM=NRP <-- 0.3200 --> TRM29659.00 ----- / + \ | + | +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 BPA=ARP <-- 0.381 -->