OXMT Site Information Form (site log) BARD Continuously Operating Reference Station See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Mario Aranha Date Prepared : 2017-11-20 Report Type : UPDATE If Update: Previous Site Log : oxmt_20161222.log Modified/Added Sections : 2 1. Site Identification of the GNSS Monument Site Name : Ox Mountain Four Character ID : OXMT Monument Inscription : IERS DOMES Number : CDP Number : Monument Description : Height of the Monument : 1 m Monument Foundation : BOREHOLE CASING Foundation Depth : Marker Description : Date Installed : 2004-02-12T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS Bedrock Condition : Fracture Spacing : Fault zones nearby : YES/San Andreas Fault Distance/activity : Additional Information : 6 1/4" Diameter borehole casing monument. : Monument is constructed by welding the first : flange onto the borehole casing and a second : blind flange is bolted above the lower flange. : A 1.25" diameter pipe is welded to the top of : the upper flange. Then a SCIGN adaptor is welded : onto the 1.25" pipe. The borehole and adapters : are surrounded by a 14" diameter steel shroud. : Reference point is mark on SCIGN adaptor. : Mini-PBO site collocated with borehole strain, : and seismic instrumentation. 2. Site Location Information City or Town : Half Moon Bay State or Province : California Country : USA Tectonic Plate : North American/Pacific Approximate Position (ITRF) X coordinate (m) : -2716642.6 Y coordinate (m) : -4276731.0 Z coordinate (m) : 3861635.2 Latitude (N is +) : +372957.70 Longitude (E is +) : -1222527.13 Elevation (m,ellips.) : 209.08 Additional Information : Located on Scarper's Ridge above Half Moon Bay 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520014801 Firmware Version : CJ10 Elevation Cutoff Setting : 0 Date Installed : 2004-02-12T22:07Z Date Removed : 2004-06-17T15:44Z Temperature Stabiliz. : Additional Information : The receiver malfunctioned and was replaced. 3.2 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520014804 Firmware Version : CJ10 Elevation Cutoff Setting : 0 Date Installed : 2004-06-22T17:58Z Date Removed : 2005-11-07T00:00Z Temperature Stabiliz. : Additional Information : 3.3 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520014803 Firmware Version : CJ10 Elevation Cutoff Setting : 0 Date Installed : 2005-11-07T00:00Z Date Removed : 2010-01-28T00:00Z Temperature Stabiliz. : Additional Information : Receiver damaged by lightening strike : No receiver at station from 1/28/2010 : until 2/2/2010. 3.4 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP01384 Firmware Version : CC00 Elevation Cutoff Setting : 0 Date Installed : 2010-02-02T00:00Z Date Removed : 2011-03-29T23:05Z Temperature Stabiliz. : Additional Information : 3.5 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00974 Firmware Version : 3.5 Mar,16,2011 p1 Elevation Cutoff Setting : Date Installed : 2011-03-29T23:05Z Date Removed : 2011-08-01T23:17Z Temperature Stabiliz. : Additional Information : 3.6 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00974 Firmware Version : 3.5 Jul,15,2011 p2 Elevation Cutoff Setting : Date Installed : 2011-08-01T23:17Z Date Removed : 2012-06-05T23:10Z Temperature Stabiliz. : Additional Information : 3.7 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00974 Firmware Version : 3.6 Feb,28,2012 p1 Elevation Cutoff Setting : Date Installed : 2012-06-05T23:10Z Date Removed : 2013-05-29T20:03Z Temperature Stabiliz. : Additional Information : 3.8 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00974 Firmware Version : 4.0 Dec,21,2012 p1 Elevation Cutoff Setting : Date Installed : 2013-05-29T20:03Z Date Removed : 2016-12-23T00:00Z Temperature Stabiliz. : Additional Information : 3.9 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00974 Firmware Version : 4.7 Oct,18,2016 p2 Elevation Cutoff Setting : Date Installed : 2016-12-23T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : Additional Information : 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS/GLONASS/GPS+GLONASS) 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 SCIT Serial Number : CR620014814 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0083 Marker->ARP North Ecc(m) : Marker->ARP East Ecc(m) : Alignment from True N : 0 Antenna Radome Type : SCIT Radome Serial Number : 0033 Antenna Cable Type : Andrew Heliax 1/2" diam. Antenna Cable Length : 20 Date Installed : 2004-02-12T22:07Z Date Removed : Additional Information : SCIGN Adaptor : Mounted on SCIGN adapter. Antenna height : is standard value relative to adapter : reference point, a dimpled nub. : Magnetic declination = 15 degrees East. 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.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 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/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 : Berkeley Seismological Laboratory Preferred Abbreviation : BSL Mailing Address : University of California : 215 McCone Hall : Berkeley CA 94720-4760 Primary Contact Contact Name : Mario Aranha Telephone (primary) : 510.643.3898 Telephone (secondary) : Fax : 510.643.5811 E-mail : bard@seismo.berkeley.edu Secondary Contact Contact Name : Doug Neuhauser Telephone (primary) : 510.642.3977 Telephone (secondary) : 510.642.0931 Fax : 510.643.5811 E-mail : bard@seismo.berkley.edu Additional Information : http://www.seismo.berkeley.edu/bard 12. Responsible Agency (if different from 11.) Agency : Preferred Abbreviation : Mailing Address : Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : NCEDC http://www.ncedc.org Secondary Data Center : URL for More Information : http://www.seismo.berkeley.edu/bard Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Antenna Graphics with Dimensions Ashtech w/Dorne-Margolin Choke Ring +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 --> NOTE: Dimensions and Offsets Presumed to be same as for TurboRogue DM-T (tests pending) 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