LUTZ Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Ray Baxter Date Prepared : 21-Jul-1999 Report Type : UPDATE Prepared Using : GNU Emacs 1. Site Identification of the GPS Monument Site Name : Lutz - Bard Station Four Character ID : LUTZ Monument Inscription : None IERS DOMES Number : CDP Number : Date Installed : 18-May-1996 19:23 UT Geologic Characteristic : BEDROCK Bedrock Type : SEDIMENTARY Bedrock Condition : WEATHERED Fracture Spacing : 50-200 cm Notes : Additional Information : BARD - Bay Area Regional Deformation Array 2. Site Location Information City or Town : San Jose State or Province : California Country : USA Tectonic Plate : North American/Pacific Approximate Position X coordinate (m) : -2682295.3402 Y coordinate (m) : -4315123.7457 Z coordinate (m) : 3842827.0526 Latitude (deg) : 37.2868 N Longitude (deg) : 121.8652 W Elevation (m) : 95.0489 Additional Information : Santa Clara County Communications Facility Monument is a threaded post that is cemented into hole drilled in exposed bedrock. Site is on side of hill. Mark is a virtual reference point in the center of the rod at the top of washer epoxied nearest parapet. 3. GPS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Serial Number : varies Firmware Version : Nav 5.67 Sig 1.26 Date Installed : 18-May-1996 19:23 UT Date Removed : 01-Feb-1999 00:00 UT Additional Information : Intermittent operation. 3.2 Receiver Type : ASHTECH Z-XII3 Serial Number : LP03368 Firmware Version : CB00 Date Installed : 24-Feb-1999 23:27 UT Date Removed : 06-May-1999 18:00 UT Additional Information : Continuous site. 3.3 Receiver Type : ASHTECH Z-XII3 Serial Number : LP03372 Firmware Version : CC00 Date Installed : 06-May-1999 18:00 UT Date Removed : Additional Information : Continuous site. 4. GPS Antenna Information 4.1 Antenna Type : TRM14532.00 NONE Serial Number : varies Antenna Height (m) : 0.000 Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : None Date Installed : 18-May-1996 19:23 UT Date Removed : 01-Feb-1999 00:00 UT Additional Information : 4.2 Antenna Type : ASH700936F_C NONE Serial Number : CR16756 Antenna Height (m) : 0.0624 (m) Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : None Date Installed : 24-Feb-1999 23:27 UT Date Removed : 14-May-1999 22:00 UT Additional Information : Antenna Height is from new reference mark. 4.3 Antenna Type : ASH700936C_M NONE Serial Number : 12744 Antenna Height (m) : 0.0627 (m) Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : SCIGN Short 00411 Date Installed : 14-May-1999 22:00 UT Date Removed : 20-Jun-1999 22:05 UT Additional Information : 4.3 Antenna Type : ASH700936C_M SCIS Serial Number : 12744 Antenna Height (m) : 0.0627 (m) Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : none Date Installed : 20-Jun-1999 22:05 UT Date Removed : Additional Information : 5. Local Site Ties 5.x Monument Name : Site Ref CDP Number : (XXXX) Site Ref Domes Number : (XXXXXXXXX) Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : (m) dy (m) : (m) dz (m) : (m) Accuracy (mm) : (mm) Date Measured : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Frequency : Effective Dates : 18-May-1996 - present Notes : (multiple lines) 7. Collocation Information - None 8. Meteorological Instrumentation - None 9. On-Site, Point of Contact Agency Information Agency : Berkeley Seismological Laboratory Mailing Address : University of California 475 McCone Hall Berkeley CA 94720 Primary Contact Contact Name : Ray Baxter Telephone (primary) : 510.642.3977 Telephone (secondary) : 510.643.3898 Fax : 510.643.5811 E-mail : bard@seismo.berkeley.edu Secondary Contact Contact Name : Doug Neuhauser Telephone (primary) : 510.642.3977 Telephone (secondary) : 510.643.0931 Fax : 510.643.5811 E-mail : bard@seismo.berkeley.edu Additional Information : None 10. Responsible Agency (if different from 9.) Agency : Same as above 11. More Information URL for More Information : http://www.quake.geo.berkeley.edu/bard Hardcopy on File Site Map : No Site Diagram : No Horizon Mask : No Monument Description : No Site Pictures : No Additional Information : No Antenna Graphics with Dimensions Trimble: 4000ST L1/L2 GEOD ----+---- <-- 0.070 L1 / + \ <-- 0.068 L2 ++----------------+-----------------+-----------------++ <-- 0.063 TGP ++---------------+-------------------+----------------++ <-- 0.060 BGP | | | | | | +------x------+ <-- 0.000 ARP=BPA <-- 0.140 --> BPA <-- 0.155 --> TPA <-- 0.467 --> NOTCHES <-- 0.483 --> EDGE ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier Ashtech w/Dorne-Margolin Choke Ring ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 BCR +-------------------+-------------+--------------------+ <-- 0.035 BGP | | =| | +------x------+ <-- 0.000 m BPA/ARP <-- 0.381 --> 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