BALD 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 : 2018-03-09 Report Type : UPDATE If Update: Previous Site Log : bald_20160420.log Modified/Added Sections : (n.n,n.n,...) 1. Site Identification of the GNSS Monument Site Name : Bald Mountain Four Character ID : BALD Monument Inscription : none IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : SHALLOW FOUNDATION MAST Height of the Monument : (m) Monument Foundation : (STEEL RODS, CONCRETE BLOCK, ROOF, etc) Foundation Depth : (m) Marker Description : NONE Date Installed : 1999-09-01 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 : A 2 ft. wide, 3 ft. deep hole was dug into the : alluvium. Large slate slabs anchored in the : alluvium stick out into the hole. An 8 ft. X 2 : in. solid stainless-steel rod was cemented into : the hole. An 8 in. PVC casing was cemented : around the rod and filled with sand. Antenna : mounted on top of the stainless-steel rod. : 2. Site Location Information City or Town : Mammoth Lakes State or Province : California Country : USA Tectonic Plate : North America Approximate Position (ITRF) X coordinate (m) : -2440376.8641 Y coordinate (m) : -4420481.41 Z coordinate (m) : 3888158.3511 Latitude (N is +) : +374700.35 Longitude (E is +) : -1185405.01 Elevation (m,ellips.) : 2749.5 Additional Information : Mono County Reference frame used is (ITRF97). : Coordinate system used is (WGS84). 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UX00153 Firmware Version : UE00 Elevation Cutoff Setting : deg Date Installed : 1999-09-01T00:00Z Date Removed : 2000-08-28T00:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.2 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UX00153 Firmware Version : UG00 Elevation Cutoff Setting : deg Date Installed : 2000-08-28T00:00Z Date Removed : 2002-03-08T00:00Z Temperature Stabiliz. : none Additional Information : Firmware Upgrade 3.3 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UX1999140154 Firmware Version : CJ00 Elevation Cutoff Setting : deg Date Installed : 2002-03-08T00:00Z Date Removed : 2002-11-25T00:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.4 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : UX00149 Firmware Version : CJ00 Elevation Cutoff Setting : deg Date Installed : 2002-11-25T00:00Z Date Removed : 2003-08-07T00:00Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.5 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP019992604 Firmware Version : CD00 Elevation Cutoff Setting : 0 deg Date Installed : 2003-08-07T00:00Z Date Removed : 2011-06-13T22:45Z Temperature Stabiliz. : none Additional Information : Receiver upgrade 3.6 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00495 Firmware Version : 3.2.7b0 PW Apr,18,2011 Elevation Cutoff Setting : deg Date Installed : 2011-06-13T22:45Z Date Removed : 2011-12-12T22:30Z Temperature Stabiliz. : none Additional Information : Rec. ID 02R8HEB7RZNKN2TGH3Z3O6EAX4 3.7 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00495 Firmware Version : 3.4.0 Dec,01,2011 Elevation Cutoff Setting : deg Date Installed : 2011-12-12T22:30Z Date Removed : 2011-12-20T22:30Z Temperature Stabiliz. : none Additional Information : Firmware Upgrade 3.8 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00339 Firmware Version : 3.4.0 Dec,01,2011 Elevation Cutoff Setting : deg Date Installed : 2011-12-20T22:30Z Date Removed : 2013-03-09T19:40Z Temperature Stabiliz. : none Additional Information : Replaced receiver after a couple of ip lockups 3.9 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00339 Firmware Version : 3.5.1 Mar,04,2013 Elevation Cutoff Setting : 0 deg Date Installed : 2013-03-09T20:10Z Date Removed : 2013-07-11T23:50Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.10 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00468 Firmware Version : 3.5.1 Mar,04,2013 Elevation Cutoff Setting : 0 deg Date Installed : 2013-07-11T23:50Z Date Removed : 2013-08-29T19:53Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.11 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00468 Firmware Version : 3.5.2 Aug,01,2013 Elevation Cutoff Setting : 0 deg Date Installed : 2013-08-29T21:04Z Date Removed : 2013-09-24T18:09Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.12 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS Serial Number : 00468 Firmware Version : 3.5.3 Sep,19,2013 Elevation Cutoff Setting : 0 deg Date Installed : 2013-09-24T18:30Z Date Removed : 2016-04-20T22:35Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.13 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS+GLO+GAL Serial Number : 00468 Firmware Version : 3.6.5 Apr,04,2016 Elevation Cutoff Setting : 0 deg Date Installed : 2016-04-20T22:35Z 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 : ASH700936E SCIS Serial Number : CR1998380114 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.07927 Marker->ARP North Ecc(m) : 0 Marker->ARP East Ecc(m) : 0 Alignment from True N : 0 deg Antenna Radome Type : SCIS Radome Serial Number : N/A Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 1999-09-01T00:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : UNAVCO Leveling mount 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 : (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) 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 : Input Frequency : Effective Dates : (CCYY-MM-DD/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.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 : US Geological Survey Preferred Abbreviation : USGS Mailing Address : 5400 MacArthur Blvd. : Vancouver WA USA 98683 Primary Contact Contact Name : Michael Lisowski Telephone (primary) : 360-993-8933 Telephone (secondary) : Fax : 360-993-8980 E-mail : mlisowski@usgs.gov Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 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 : (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 ASH700936E ASH700936E_C ASH700936F_C +---------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1008 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0378 +-------------------+-------------+--------------------+ <-- 0.0348 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 -->