TONG00TON Site Information Form (site log) International GNSS Service See Instructions at: https://ftp.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Ross_Udemans Date Prepared : 2021-08-05 Report Type : UPDATE If Update: Previous Site Log : (ssss_ccyymmdd.log) Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Tonga Four Character ID : TONG Monument Inscription : IERS DOMES Number : 50902M001 CDP Number : NONE Monument Description : PILLAR Height of the Monument : 1.5 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 2.5 m Marker Description : STAINLESS STEEL THREADED SPIGOT Date Installed : 2002-02-18T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : SEDIMENTARY Bedrock Condition : WEATHERED Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Monument is a 400mm dia concrete pillar, 1.5 : metres above ground surface. A 250mm dia. : stainless steel plate, (antenna mount) centred : into the top of monument. 2. Site Location Information City or Town : Nuku'alofa State or Province : Country : Tonga Tectonic Plate : PACIFIC Approximate Position (ITRF) X coordinate (m) : -5930303.7231 Y coordinate (m) : -500147.2009 Z coordinate (m) : -2286366.2029 Latitude (N is +) : -210840.97 Longitude (E is +) : -1751045.20 Elevation (m,ellips.) : 56.3 Additional Information : The CGPS station is located within the Apifo'ou : College grounds. 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR220012004 Firmware Version : CJ11 Elevation Cutoff Setting : 0 deg Date Installed : 2002-02-18T00:00Z Date Removed : 2005-03-04T00:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR220012401 Firmware Version : CJ11 Elevation Cutoff Setting : 0 deg Date Installed : 2005-03-04T00:00Z Date Removed : 2011-09-07T00:00Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 4.42 Elevation Cutoff Setting : 0 deg Date Installed : 2011-09-07T00:00Z Date Removed : 2012-10-16T04:30Z Temperature Stabiliz. : none Additional Information : 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 4.62 Elevation Cutoff Setting : 0 deg Date Installed : 2012-10-16T04:30Z Date Removed : 2014-09-23T00:00Z Temperature Stabiliz. : none Additional Information : 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 4.85 Elevation Cutoff Setting : 0 deg Date Installed : 2014-09-23T00:00Z Date Removed : 2015-05-01T00:00Z Temperature Stabiliz. : none Additional Information : 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 4.93 Elevation Cutoff Setting : 0 deg Date Installed : 2015-05-01T00:00Z Date Removed : 2015-06-19T00:00Z Temperature Stabiliz. : none Additional Information : 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 5.01 Elevation Cutoff Setting : 0 deg Date Installed : 2015-06-19T00:00Z Date Removed : 2015-12-17T00:00Z Temperature Stabiliz. : none Additional Information : 3.8 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 5.10 Elevation Cutoff Setting : 0 deg Date Installed : 2015-12-17T00:00Z Date Removed : 2017-03-14T00:00Z Temperature Stabiliz. : none Additional Information : Firmware update only 3.9 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+QZSS+SBAS Serial Number : 5038K70468 Firmware Version : 5.15 Elevation Cutoff Setting : 0 deg Date Installed : 2017-03-14T00:00Z Date Removed : 2017-06-07T00:00Z Temperature Stabiliz. : none Additional Information : Firmware upgrade only 3.10 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 3013233 Firmware Version : 5.1.2 Elevation Cutoff Setting : 0 deg Date Installed : 2017-06-07T02:00Z Date Removed : 2018-07-11T02:00Z Temperature Stabiliz. : none Additional Information : 3.11 Receiver Type : SEPT POLARX5 Satellite System : QZSS+GPS+GLO+GAL+BDS Serial Number : 3013233 Firmware Version : 5.2.0 Elevation Cutoff Setting : 0 deg Date Installed : 2018-07-11T02:00Z Date Removed : 2021-08-04T05:40Z Temperature Stabiliz. : none Additional Information : 3.12 Receiver Type : SEPT POLARX5 Satellite System : GPS+BDS+GLO+QZSS+GAL Serial Number : 3013233 Firmware Version : 5.4.0 Elevation Cutoff Setting : 0 deg Date Installed : 2021-08-04T05:40Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : Firmware upgrade only 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 SCIS Serial Number : 12502 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0000 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : SCIS Radome Serial Number : Antenna Cable Type : RG214 Antenna Cable Length : 30.0 m Date Installed : 2002-12-18T00:00Z Date Removed : 2011-09-07T00:00Z Additional Information : 4.2 Antenna Type : TRM59800.00 SCIS Serial Number : 5038353980 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0014 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : SCIS Radome Serial Number : Antenna Cable Type : RG214 Antenna Cable Length : 30.0 m Date Installed : 2011-09-07T00:00Z Date Removed : 2016-06-21T00:00Z Additional Information : 4.3 Antenna Type : TRM59800.00 NONE Serial Number : 5038353980 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0014 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : RG214 Antenna Cable Length : 30.0 m Date Installed : 2016-06-21T00:00Z Date Removed : 2017-01-09T00:00Z Additional Information : Tracking failure 4.4 Antenna Type : TRM59800.00 NONE Serial Number : 4844A59860 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0030 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : RG214 Antenna Cable Length : 30.0 m Date Installed : 2017-01-09T00:00Z 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 : RM1 Tied Marker Usage : LOCAL CONTROL Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : 0.4033 dy (m) : -26.9769 dz (m) : 10.9365 Accuracy (mm) : 1.0 mm Survey method : TOTAL STATION SURVEY Date Measured : 2010-04-23T00:00Z Additional Information : Leica TCA1800 (s/n 424936) 5.2 Tied Marker Name : RM2 Tied Marker Usage : LOCAL CONTROL Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : 10.9689 dy (m) : 3.4585 dz (m) : -23.0763 Accuracy (mm) : 1.0 mm Survey method : TOTAL STATION SURVEY Date Measured : 2010-04-23T00:00Z Additional Information : Leica TCA1800 (s/n 424936) 5.3 Tied Marker Name : RM3 Tied Marker Usage : LOCAL CONTROL Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -4.0193 dy (m) : 18.3005 dz (m) : 12.0578 Accuracy (mm) : 1.0 mm Survey method : TOTAL STATION SURVEY Date Measured : 2010-04-23T00:00Z Additional Information : Leica TCA1800 (s/n 424936) 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 : 2002-02-18/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 8.1.1 Humidity Sensor Model : PAROSCIENTIFIC MET4 Manufacturer : Paroscientific Serial Number : DQ110805 Data Sampling Interval : 30 sec Accuracy (% rel h) : 2.00 Aspiration : UNASPIRATED Height Diff to Ant : -2.0 m Calibration date : (CCYY-MM-DD) Effective Dates : 2011-09-07/CCYY-MM-DD Notes : 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) 8.2.1 Pressure Sensor Model : PAROSCIENTIFIC MET4 Manufacturer : Paroscientific Serial Number : DQ110805 Data Sampling Interval : 30 sec Accuracy : 0.08 hPa Height Diff to Ant : -2.0 m Calibration date : (CCYY-MM-DD) Effective Dates : 2011-09-07/CCYY-MM-DD Notes : 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) 8.3.1 Temp. Sensor Model : PAROSCIENTIFIC MET4 Manufacturer : Paroscientific Serial Number : DQ110805 Data Sampling Interval : 30 sec Accuracy : 0.50 deg C Aspiration : UNASPIRATED Height Diff to Ant : -2.0 m Calibration date : Effective Dates : 2011-09-07/CCYY-MM-DD Notes : 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 10.1 Date : 2002-08-19/CCYY-MM-DD Event : EARTHQUAKE MAG 7.50 APPRX DIST: 485 km DEPTH: : 586 km 10.2 Date : 2003-07-27/CCYY-MM-DD Event : EARTHQUAKE MAG 6.60 APPRX DIST: 160 km DEPTH: : 199 km 10.3 Date : 2004-04-24/CCYY-MM-DD Event : EARTHQUAKE MAG 6.10 APPRX DIST: 90 km DEPTH: 10 : km 10.4 Date : 2004-07-15/CCYY-MM-DD Event : EARTHQUAKE MAG 7.10 APPRX DIST: 602 km DEPTH: : 560 km 10.5 Date : 2005-03-19/CCYY-MM-DD Event : EARTHQUAKE MAG 6.10 APPRX DIST: 124 km DEPTH: 10 : km 10.6 Date : 2005-10-05/CCYY-MM-DD Event : EARTHQUAKE MAG 6.10 APPRX DIST: 117 km DEPTH: 10 : km 10.7 Date : 2006-01-02/CCYY-MM-DD Event : EARTHQUAKE MAG 7.20 APPRX DIST: 358 km DEPTH: : 582 km 10.8 Date : 2006-05-03/CCYY-MM-DD Event : EARTHQUAKE MAG 7.90 APPRX DIST: 159 km DEPTH: 55 : km 10.9 Date : 2007-12-09/CCYY-MM-DD Event : EARTHQUAKE MAG 7.80 APPRX DIST: 635 km DEPTH: : 174 km 10.10Date : 2008-10-09/CCYY-MM-DD Event : EARTHQUAKE MAG 6.00 APPRX DIST: 24 km DEPTH: 100 : km 10.11Date : 2008-10-19/CCYY-MM-DD Event : EARTHQUAKE MAG 6.90 APPRX DIST: 155 km DEPTH: 10 : km 10.12Date : 2009-03-19/CCYY-MM-DD Event : EARTHQUAKE MAG 7.60 APPRX DIST: 223 km DEPTH: 28 : km 10.13Date : 2009-09-29/CCYY-MM-DD Event : EARTHQUAKE MAG 8.08 APPRX DIST: 706 km DEPTH: 5 : km 10.14Date : 2009-11-24/CCYY-MM-DD Event : EARTHQUAKE MAG 6.90 APPRX DIST: 136 km DEPTH: 33 : km 10.15Date : 2010-02-13/CCYY-MM-DD Event : EARTHQUAKE MAG 6.16 APPRX DIST: 103 km DEPTH: 0 : km 10.16Date : 2010-02-19/CCYY-MM-DD Event : EARTHQUAKE MAG 5.70 APPRX DIST: 21 km DEPTH: 20 : km 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Geoscience Australia Preferred Abbreviation : Mailing Address : GPO Box 378 : Canberra ACT 2601 : AUSTRALIA Primary Contact Contact Name : Ryan Ruddick Telephone (primary) : +61 2 6249 9426 Telephone (secondary) : +61 2 6249 9111 Fax : E-mail : geodesy@ga.gov.au Secondary Contact Contact Name : Nicholas Brown Telephone (primary) : +61 2 6249 9831 Telephone (secondary) : +61 2 6249 9111 Fax : E-mail : geodesy@ga.gov.au Additional Information : 12. Responsible Agency (if different from 11.) Agency : Geoscience Australia Preferred Abbreviation : Mailing Address : GPO Box 378 : Canberra ACT 2601 : AUSTRALIA Primary Contact Contact Name : Ryan Ruddick Telephone (primary) : +61 2 6249 9426 Telephone (secondary) : +61 2 6249 9111 Fax : E-mail : geodesy@ga.gov.au Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : GA Secondary Data Center : CDDIS URL for More Information : http://www.ga.gov.au Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : Y Monument Description : Y Site Pictures : Y Additional Information : Antenna Graphics with Dimensions (insert text graphic from file antenna.gra)