BRN2 Site Information Form (site log) International GPS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Susan Jeffries Date Prepared : 2019-03-22 Report Type : UPDATE If Update: Previous Site Log : brn2_20180426.log Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Biratnagar 2 Four Character ID : BRN2 Monument Inscription : IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : SHALLOW-DRILLED BRACED Height of the Monument : (m) Monument Foundation : (STEEL RODS, CONCRETE BLOCK, ROOF, etc) Foundation Depth : (m) Marker Description : SCIGN MOUNT MARK Date Installed : 2009-05-21 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 : Replaces BRNG. Shallow Driven braced monument : installed to a depth of 3 meters. Installed by : Mukunda Bhatarai, Bharat Koirala and John : Galetzka. 2. Site Location Information City or Town : Biratnagar State or Province : Country : Nepal Tectonic Plate : India Approximate Position (ITRF) X coordinate (m) : 271787.0647 Y coordinate (m) : 5704393.4584 Z coordinate (m) : 2830708.3379 Latitude (N is +) : +263110.97 Longitude (E is +) : +0871619.89 Elevation (m,ellips.) : 19.9 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4912167702 Firmware Version : 1.2-5 Elevation Cutoff Setting : 0 deg Date Installed : 2009-05-21T00:00Z Date Removed : 2010-12-07T00:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.2 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4912167711 Firmware Version : 1.3-0 Elevation Cutoff Setting : 0 deg Date Installed : 2010-12-07T00:00Z Date Removed : 2013-02-26T10:26Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5123K76212 Firmware Version : 4.70 Elevation Cutoff Setting : 0 deg Date Installed : 2013-02-26T10:26Z Date Removed : 2016-05-22T09:13Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5134K78083 Firmware Version : 5.10 Elevation Cutoff Setting : deg Date Installed : 2016-05-22T09:13Z Date Removed : 2017-01-23T17:01Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5134K78083 Firmware Version : 5.20 Elevation Cutoff Setting : deg Date Installed : 2017-01-23T17:01Z Date Removed : 2018-04-18T18:01Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5134K78083 Firmware Version : 5.30 Elevation Cutoff Setting : deg Date Installed : 2018-04-18T18:01Z Date Removed : 2019-02-28T00:33Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5134K78083 Firmware Version : 5.37 Elevation Cutoff Setting : deg Date Installed : 2019-02-28T00:33Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none Additional Information : (multiple lines) 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 : ASH701945B_M SCIT Serial Number : CR620024312 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0083 Marker->ARP North Ecc(m) : 0 Marker->ARP East Ecc(m) : 0 Alignment from True N : deg Antenna Radome Type : SCIT Radome Serial Number : 2424 Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2009-05-21T00:00Z 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) : (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 : 2009-05-21/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 7.1 Instrumentation Type : NONE Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DDThh:mmZ) Notes : (multiple lines) 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 : WXT510 Manufacturer : Vaisala Serial Number : B3710012 Data Sampling Interval : Accuracy (% rel h) : Aspiration : Height Diff to Ant : Calibration date : (CCYY-MM-DD) Effective Dates : 2018-04-19/CCYY-MM-DD Notes : (multiple lines) 8.2.1 Pressure Sensor Model : WXT510 Manufacturer : Vaisala Serial Number : B3710012 Data Sampling Interval : Accuracy : Height Diff to Ant : Calibration date : (CCYY-MM-DD) Effective Dates : 2018-04-19/CCYY-MM-DD Notes : (multiple lines) 8.3.1 Temp. Sensor Model : WXT510 Manufacturer : Vaisala Serial Number : B3710012 Data Sampling Interval : Accuracy : Aspiration : Height Diff to Ant : Calibration date : (CCYY-MM-DD) Effective Dates : 2018-04-19/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) 8.5.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 : Nepal Department of Mines and Geology Preferred Abbreviation : DMG Mailing Address : DMG : Lainchour Kathmandu Nepal Primary Contact Contact Name : Lok Bijay Adhikari Telephone (primary) : +977-14410141 Telephone (secondary) : Fax : E-mail : lbadhikari@hotmail.com Secondary Contact Contact Name : John Galetzka Telephone (primary) : +1-303-381-7500 Telephone (secondary) : Fax : E-mail : galetzka@unavco.org Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Caltech Tectonics Observatory Preferred Abbreviation : CTO Mailing Address : Primary Contact Contact Name : Jean-Philippe Avouac Telephone (primary) : 626-395-4239 Telephone (secondary) : Fax : E-mail : avouac@gps.caltech.edu Secondary Contact Contact Name : John Galetzka Telephone (primary) : +1-303-381-7500 Telephone (secondary) : Fax : E-mail : galetzka@unavco.org Additional Information : (multiple lines) 13. More Information Primary Data Center : UNAVCO Boulder Facility Archive Secondary Data Center : URL for More Information : http://www.unavco.org 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 ASH701945B_M ASH701945C_M ASH701945D_M ASH701945E_M +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier TOP: Top of Pole