MSOB 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 : 2013-08-05 Report Type : UPDATE If Update: Previous Site Log : msob_20130719.log Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Mountain Skies Observatory Four Character ID : MSOB Monument Inscription : IERS DOMES Number : 49939M001 CDP Number : Monument Description : Wyatt/Agnew drilled-braced Height of the Monument : (m) Monument Foundation : (STEEL RODS/CONCRETE BLOCK/ROOF/etc) Foundation Depth : (m) Marker Description : Top of center support screws on SCIGN D3 antenna : adaptor Date Installed : 1998-09-29T00:00Z Geologic Characteristic : BEDROCK / GRANITE Bedrock Type : GRANITE 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 : SCIGN - Southern California Integrated GPS : Network. Monument is Wyatt-type drilled-braced : Geodetic Monument composed of stainless steel : supports and new SCIGN antenna adaptor. Fixed : antenna height is 0.0083 m. A secondary : measurement, the adaptor/divot distance, taken : from the bottom of the lower adaptor plate to : the center of a divot drill-mark on the : north-facing tripod leg, is not yet measured. 2. Site Location Information City or Town : Lake Arrowhead State or Province : California Country : USA Tectonic Plate : North America Approximate Position (ITRF) X coordinate (m) : -2414471.4921 Y coordinate (m) : -4696037.2172 Z coordinate (m) : 3568543.7238 Latitude (N is +) : +341348.00 Longitude (E is +) : -1171236.00 Elevation (m,ellips.) : 1733.15 Additional Information : Located at Mountain Skies Observatory San : Bernardino County. Reference frame used is : (ITRF97). Coordinate system used is (WGS84). 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP02815 Firmware Version : 1F50 Elevation Cutoff Setting : 0 deg Date Installed : 1998-10-26T00:00Z Date Removed : 1998-12-20T00:00Z Temperature Stabiliz. : none Additional Information : New installation; interpolation feature on. : ASHTECH LP Z-XII 700845-10(F) 3.2 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP02885 Firmware Version : CB00 Elevation Cutoff Setting : 0 deg Date Installed : 1998-12-20T00:00Z Date Removed : 1999-06-30T00:00Z Temperature Stabiliz. : none Additional Information : ASHTECH LP Z-XII 700845-10(F). Old receiver had : possible clock problems. PJ corrected firmware : from 1F50 on 01-JUN-1999. 3.3 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03094 Firmware Version : CC00 Elevation Cutoff Setting : 10 deg Date Installed : 1999-06-30T00:00Z Date Removed : 2012-11-27T19:35Z Temperature Stabiliz. : none Additional Information : Firmware upgrade for GPS week-rollover : compliance. 3.4 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00989 Firmware Version : 3.6 Feb28,2012p1 Elevation Cutoff Setting : 5 deg Date Installed : 2012-11-27T19:40Z Date Removed : 2013-07-19T21:24Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.5 Receiver Type : TPS NET-G3A Satellite System : GPS Serial Number : 618-00989 Firmware Version : 4.0 Dec,21,2012 p1 Elevation Cutoff Setting : 5 deg Date Installed : 2013-07-19T21:45Z 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/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 : ASH700936E_C NONE Serial Number : CR14804 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 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1998-09-29T00:00Z Date Removed : 1999-08-14T00:00Z Additional Information : ASHTECH Choke Ring 700936-02 Rev: E. Antenna : height is fixed, and measured from the raised : nipple on the lower part of the antenna adaptor : (peak of center support screw) to the BPA. 4.2 Antenna Type : ASH701945B_M SCIT Serial Number : CR519991839 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 deg Antenna Radome Type : SCIT Radome Serial Number : unknown Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1999-08-14T00:00Z Date Removed : 2012-11-27T19:45Z Additional Information : ASHTECH Choke Ring 700936-02 Rev: E. Antenna : height is fixed and measured from the raised : nipple on the lower part of the antenna adaptor : (peak of center support screw) to the BPA. New : watertight Ashtech antenna. 4.3 Antenna Type : TPSCR.G3 SCIT Serial Number : 318-1820 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 : deg Antenna Radome Type : SCIT Radome Serial Number : Unknown Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2012-11-27T19:50Z 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 : 1998-10-26/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 : (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/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 : USGS Preferred Abbreviation : USGS Mailing Address : : Primary Contact Contact Name : Nancy King Telephone (primary) : 626-583-7815 Telephone (secondary) : Fax : 626-583-7827 E-mail : nking@usgs.gov Secondary Contact Contact Name : Keith Stark Telephone (primary) : 818-438-6224 Telephone (secondary) : Fax : E-mail : stark@dukester.com Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Preferred Abbreviation : (A10) 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 : (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 TPSCR.G3 +-------+ / \ | | +-----------------+-------------+-----------------+ <-- 0.1015 TCR | | | | | | | | +-+-------------------------------------------------+-+ +-------------------+-------------+-------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.2380 --> <-- 0.3800 -->