GOUG Site Information Form International GNSS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Ludwig Combrinck Date Prepared : 2014-03-11 Report Type : UPDATE If Update: Previous Site Log : goug_19990827.log Modified/Added Sections : 1, 2, 3.2, 4.2, 11, 12, 13 1. Site Identification of the GNSS Monument Site Name : Gough Island Four Character ID : GOUG Monument Inscription : IERS DOMES Number : 30608M001 CDP Number : (A4) Monument Description : PILLAR Height of the Monument : (m) Monument Foundation : CONCRETE BLOCK Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 1998-01-08 Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (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 : Gough Island State or Province : Saint Helena Country : dependent territory of the U.K. Tectonic Plate : AFRICAN Approximate Position (ITRF) X coordinate (m) : 4795578.7932 Y coordinate (m) : -835299.2300 Z coordinate (m) : -4107633.8428 Latitude (N is +) : -402055.79379 Longitude (E is +) : -0095250.57168 Elevation (m,ellips.) : 81.270 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 3743A20395 Firmware Version : 7.19 Elevation Cutoff Setting : (deg) Date Installed : 1998-01-08T00:00Z Date Removed : 2013-09-15T00:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS Serial Number : 1700417 Firmware Version : Elevation Cutoff Setting : (deg) Date Installed : 2013-09-15T00:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) 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 TCWD Serial Number : 0220101988 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.003 Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : Antenna Radome Type : TCWD Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1998-01-08T00:00Z Date Removed : 2013-09-15T00:00Z Additional Information : 4.2 Antenna Type : LEIAR25 LEIT Serial Number : 10411007 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0030 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2013-09-15T00:00Z 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) : dy (m) : dz (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 : 1998-01-08/CCYY-MM-DD Notes : (multiple lines) 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 Degredations : (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 : Hartebeesthoek Radio Astronomy Observatory Preferred Abbreviation : HartRAO Mailing Address : PO Box 443 : Krugersdorp 1740, South Africa Primary Contact Contact Name : Ludwig Combrinck Telephone (primary) : +27 12 3013100 Telephone (secondary) : Fax : +27 12 3013300 E-mail : ludwig@hartrao.ac.za Secondary Contact Contact Name : Cilence Munghemezulu Telephone (primary) : +27 12 301 3100 Telephone (secondary) : Fax : +27 12 3013300 E-mail : cilence@hartrao.ac.za Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Hartebeesthoek Radio Astronomy Observatory Preferred Abbreviation : HartRAO Mailing Address : PO Box 443 : Krugersdorp, 1740, South Africa Primary Contact Contact Name : Ludwig Combrinck Telephone (primary) : +27 12 301 3100 Telephone (secondary) : Fax : +27 12 301 3300 E-mail : ludwig@hartrao.ac.za Secondary Contact Contact Name : Cilence Munghemezulu Telephone (primary) : +27 (0) 12 301 3224 Telephone (secondary) : Fax : +27 (0) 12 301 3300 E-mail : cilence@hartrao.ac.za Additional Information : (multiple lines) 13. More Information Primary Data Center : HRAO Secondary Data Center : CDDIS 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