NTUS Site Information Form International GPS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Hans van der Marel Date Prepared : 2010-04-05 Report Type : UPDATE If Update: Previous Site Log : ntus_20090903.log Modified/Added Sections : 3.6, 3.7 1. Site Identification of the GNSS Monument Site Name : Nanyang Technological University Four Character ID : NTUS Monument Inscription : NTUS-01 IERS DOMES Number : 22601M001 CDP Number : not assigned Monument Description : PILLAR Height of the Monument : 1.50 (m) Monument Foundation : ROOF Foundation Depth : (m) Marker Description : TRIBRACH Date Installed : 1997-06-26T03:00Z Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (1-10 cm/10-50 cm/50-200 cm/over 200 cm) Fault zones nearby : (YES/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : The NTUS station is operated jointly for IGS by : Nanyang Technological University (NTU) and the : Delft University of Technology (DUT/DEOS). 2. Site Location Information City or Town : Singapore State or Province : Country : Republic of Singapore Tectonic Plate : Approximate Position (ITRF) X coordinate (m) : -1508022 Y coordinate (m) : 6195580 Z coordinate (m) : 148800 Latitude (N is +) : +012044.88 Longitude (E is +) : +1034047.64 Elevation (m,ellips.) : 79.0 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8000 Satellite System : GPS Serial Number : T175 Firmware Version : 3.2.32.1 Elevation Cutoff Setting : 0 Date Installed : 1997-06-26T03:00Z Date Removed : 1999-09-02T00:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : AOA SNR-12 ACT Satellite System : GPS Serial Number : 229 Firmware Version : 3.3.32.3 Elevation Cutoff Setting : 0 Date Installed : 1999-10-28T06:00Z Date Removed : 2000-10-20T00:00Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : AOA SNR-12 ACT Satellite System : GPS Serial Number : 224 Firmware Version : 3.3.32.3 Elevation Cutoff Setting : 0 Date Installed : 2001-02-22T05:20Z Date Removed : 2001-03-11T00:00Z Temperature Stabiliz. : none Additional Information : 3.4 Receiver Type : AOA SNR-12 ACT Satellite System : GPS Serial Number : 225 Firmware Version : 3.3.32.3 Elevation Cutoff Setting : 0 Date Installed : 2001-06-18T03:40Z Date Removed : 2006-11-03T00:00Z Temperature Stabiliz. : none Additional Information : 3.5 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLONASS Serial Number : 352729 Firmware Version : 5.10/3.013 Elevation Cutoff Setting : 0 Date Installed : 2007-06-25T06:00Z Date Removed : 2009-09-03T00:00Z Temperature Stabiliz. : none Additional Information : 3.6 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLONASS Serial Number : 352729 Firmware Version : 7.53/3.015 Elevation Cutoff Setting : 0 Date Installed : 2009-09-03T00:00Z Date Removed : 2010-04-05T08:30Z Temperature Stabiliz. : none Additional Information : 3.7 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLONASS Serial Number : 352729 Firmware Version : 7.80/3.018 Elevation Cutoff Setting : 0 Date Installed : 2010-04-05T08:30Z 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/GLONASS/GPS+GLONASS) Serial Number : (A5) 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 : AOAD/M_T NONE Serial Number : 177 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0776 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : 100 Date Installed : 1997-06-26T03:00Z Date Removed : 1998-05-07T08:00Z Additional Information : The antenna is mounted on a pillar with a : SOKIA Tribrach. The pillar (approx. 1.50m high) : is located on the building of the Survey : Laboratory of the School of Civil & Structural : Engineering of the Nanyang Technological : University at Singapore 4.2 Antenna Type : AOAD/M_T NONE Serial Number : 222 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0776 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : 100 Date Installed : 1998-06-08T00:00Z Date Removed : 2007-05-16T00:00Z Additional Information : The antenna is mounted on a pillar with a : SOKIA Tribrach. The pillar (approx. 1.50m high) : is located on the building of the Survey : Laboratory of the School of Civil & Structural : Engineering of the Nanyang Technological : University at Singapore 4.3 Antenna Type : LEIAT504GG NONE Serial Number : 200240 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0776 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : 100 Date Installed : 2007-05-16T00:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : The antenna is mounted on a pillar with a : LEICA GDF 111-1 Tribrach and rotatable Tribrach : adapter. The pillar (approx. 1.50m high) : is located on the building of the Survey : Laboratory of the School of Civil & Structural : Engineering of the Nanyang Technological : University at Singapore 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 : 1997-06-26/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 : (hPa) 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/BUILDLINGS/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 : Nanyang Technological University Preferred Abbreviation : NTU Mailing Address : School of Civil & Structural Engineering : Block N1, #1A-06, Nanyang Avenue : Singapore 639798 : Republic of Singapore Primary Contact Contact Name : Tor, Yam Khoon Telephone (primary) : +65 6790 4743 Telephone (secondary) : Fax : +65 67910676 E-mail : cyktor@ntu.edu.sg Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Delft University of Technology Preferred Abbreviation : DUT Mailing Address : Faculty of Aerospace Engineering TU Delft : Earth Observation and Space Systems (DEOS) : Kluyverweg 1, NL-2629 HS Delft : Netherlands Primary Contact Contact Name : Hans van der Marel Telephone (primary) : +31 15 2784907 Telephone (secondary) : +31 15 2783546 Fax : +31 15 2783711 E-mail : H.vanderMarel@tudelft.nl Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : BKG Secondary Data Center : IGN URL for More Information : http://gnss1.lr.tudelft.nl/dpga Hardcopy on File Site Map : (Y or URL) Site Diagram : X Horizon Mask : X Monument Description : X Site Pictures : X Additional Information : (multiple lines) Antenna Graphics with Dimensions LEIAT504 LEIAT504GG +-------+ <-- 0.1393 / + \ | + | +-----------------+-------------+------------------+ <-- 0.1012 TCR | | | | | | | | +-+--------------------------------------------------+-+ +-------------------+-------------+--------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.000 BPA=ARP <-- 0.3794 -->