LEWK Site Information Form Sumatran GPS Array (SuGAr) 0. Form Prepared by (full name) : John E. Galetzka Date Prepared : 2005-02-22 Report Type : DYNAMIC 1. Site Identification of the GNSS Monument Site Name : Lewak Four Character ID : LEWK Monument Inscription : IERS DOMES Number : CDP Number : Monument Description : Shallow drilled braced monument; antenna adapter s/n 624. Height of the Monument: ~1.1 m Monument Foundation : (STEEL RODS/CONCRETE BLOCK/ROOF/..) Foundation Depth : (m) Marker Description : Shallow drilled braced monument, one vertical : leg and three diagonal legs, inserted and epoxied with Hilti : RE-500 into ~2.25 m x 1.5" diameter drilled holes in weathered : sand- and siltstone; installed by Imam Suprihanto, Hafit, : Bambang Widoyoko, John Galetzka and the help of various villagers : in one day. Date Installed : 2005-02-04 Geologic Characteristic : Bedrock Bedrock Type : Sedimentary Bedrock Condition : 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 : Site approximately 40 km south of the epicenter of the : 26 December 2004 Mw 9.0 Sumatra-Andaman earthquake. 2. Site Location Information City or Town : Lewak, Simeulue Island State or Province : Aceh Country : Republic of Indonesia Tectonic Plate : Indian/Eurasian Approximate Position (ITRF) X coordinate (m) : Y coordinate (m) : Z coordinate (m) : Latitude (N is +) : (DDMMSS.SS) Longitude (E is +) : (DDDMMSS.SS) Elevation (m,ellips.) : (F7.1) Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH MICROZ Satellite System : GPS Serial Number : UC2200350005 Firmware Version : CQ00 Elevation Cutoff Setting: 0 Date Installed : 2005-02-04 Date Removed : Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : 120 second sample rate; data collected into one 128MB file; no telemetry. 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. GPS Antenna Information 4.1 Antenna Type : ASH701945B_M Serial Number : CR5200342036 Antenna Reference Point : BPA Marker->ARP Up Ecc.(m) : 0.0083 Marker->ARP North Ecc(m): (F8.4) Marker->ARP East Ecc.(m): (F8.4) Alignment from True N : 0 Antenna Radome Type : SCIT Radome Serial Number : 743 Antenna Cable Type : RG-58 Antenna Cable Length : 10 Date Installed : 2005-02-04 Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Antenna aligned to magnetic north. 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 : Tied Marker Usage : 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/TRILATERALIZATION/TRIANGULATION/..) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 5.x Tied Marker Name : Tied Marker Usage : 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/TRILATERALIZATION/TRIANGULATION/..) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/..) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/..) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7. Collocation Information 7.1 Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/..) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/..) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.1 Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/..) Height Diff to Ant : (m) Calibration Date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/..) 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 : 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) 8.2.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 : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/..) 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/..) Height Diff to Ant : (m) Calibration Date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.4.1 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) 8.4.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) 8.5.1 Other Instrumenation : (multiple lines) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) 8.5.x Other Instrumenation : (multiple lines) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.1 Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/..) Observed Degradations : (SN RATIO/DATA GAPS/..) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/..) Observed Degradations : (SN RATIO/DATA GAPS/..) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.1 Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/..) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/..) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.1 Signal Obstructions : Effective Dates : Additional Information : 9.3.x Signal Obstructions : (TREES/BUILDINGS/..) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.1 Date : (CCYY-MM-DDThh:mmZ) Event : (TREE CLEARING/CONSTRUCTION/..) 10.x Date : (CCYY-MM-DDThh:mmZ) Event : (TREE CLEARING/CONSTRUCTION/..) 11. On-Site, Point of Contact Agency Information Agency : California Institute of Technology Preferred Abbreviation : Caltech Mailing Address : Pasadena, CA 91125 Primary Contact Contact Name : Kerry Sieh Telephone (primary) : 626-395-6115 Telephone (secondary) : Fax : 626-395-1740 E-mail : sieh@gps.caltech.edu Secondary Contact Contact Name : John Galetzka Telephone (primary) : Telephone (secondary) : Fax : E-mail : galetzka@gps.caltech.edu Additional Information : 12. Responsible Agency (if different from 11.) Agency : Lembaga Ilmu Pengetahuan Indonesia (Indonesian Institute : of Sciences) Preferred Abbreviation : LIPI Mailing Address : GD 70, Komplek LIPI-Bandung, Jl. Cisim - Sangkuriang, : 21/154 D, Bandung, Indonesia Primary Contact Contact Name : Bambang Widoyoko Telephone (primary) : 62-22-2503654 Telephone (secondary) : Fax : 62-22-2504593 E-mail : bambang.suwargadi@geotek.lipi.go.id Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information 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 (insert text graphic from antenna.gra)