TIBB Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Ray Baxter Date Prepared : 30-Sep-1999 Report Type : UPDATE Prepared Using : GNU Emacs 1. Site Identification of the GPS Monument Site Name : Tiburon Peninsula - BARD Station Four Character ID : TIBB Monument Inscription : None IERS DOMES Number : none CDP Number : Not assigned Date Installed : 16-Jun-1994 00:00 UT Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (1-10 cm/10-50 cm/50-200 cm/over 200 cm) Notes : Additional Information : BARD - Bay Area Regional Deformation Array. Monument drilled and cemented into massive reinforced concrete wall. Threaded 5/8" rod cemented about 0.8m deep into rock with stainless steel collar at surface. Antenna threads onto rod in reproducible manner. Mark is reference mark on SCIGN antenna adaptor. 2. Site Location Information City or Town : Tiburon, Marin County State or Province : California Country : USA Tectonic Plate : Pacific-North America plate boundary Approximate Position X coordinate (m) : -2704026.6584 Y coordinate (m) : -4253050.1906 Z coordinate (m) : 3895879.4014 Latitude (deg) : 37.8909 Longitude (deg) : -122.4476 Elevation (m) : -21.1770 Additional Information : On grounds of Romberg-Tiburon Environmental Center of California State University at San Francisco. 3. GPS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Serial Number : 700724B01827 Firmware Version : 1C01 Date Installed : 18-Jun-1994 00:00 UT Date Removed : 16-Jan-1996 23:59 UT Additional Information : None 3.2 Receiver Type : ASHTECH Z-XII3 Serial Number : 700570C04693 Firmware Version : 1E00 Date Installed : 18-Jan-1996 00:00 UT Date Removed : 20-Feb-1996 00:00 UT Additional Information : None 3.3 Receiver Type : ASHTECH Z-XII3 Serial Number : 700724B01827 Firmware Version : 1E82 Date Installed : 20-Feb-1996 19:28 UT Date Removed : 25-Feb-1996 00:00 UT Additional Information : None 3.4 Receiver Type : ASHTECH Z-XII3 Serial Number : 700570C04693 Firmware Version : 1E00 Date Installed : 25-Feb-1996 20:21 UT Date Removed : 30-May-1996 16:13 UT Additional Information : None 3.5 Receiver Type : ASHTECH Z-XII3 Serial Number : LP01390 Firmware Version : 1E86 Date Installed : 31-May-1996 00:00 UT Date Removed : 12-Jan-1999 20:45 UT Additional Information : None 3.6 Receiver Type : ASHTECH Z-XII3 Serial Number : LP01390 Firmware Version : 1F60 Date Installed : 12-Jan-1999 20:58 UT Date Removed : 08-Jun-1999 20:59 UT Additional Information : None 3.7 Receiver Type : ASHTECH Z-XII3 Serial Number : LP01390 Firmware Version : CC00 Date Installed : 08-Jun-1999 23:36 UT Date Removed : Additional Information : None 4. GPS Antenna Information 4.1 Antenna Type : ASH700228D ENCL Serial Number : 700228D2104 Antenna Height (m) : -0.015 m (note minus) Antenna Reference Point : Bottom of tripod mount collar. Degree Offset from North : 0 Antenna Radome Type : Plexiglass skylight enclosure Date Installed : 18-Jun-1994 00:00 UT Date Removed : 29-Sep-1999 19:53 UT Additional Information : None 4.2 Antenna Type : ASH701945B_M SCIT Serial Number : CR519992107 Antenna Height (m) : 0.0083 Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : SCIGN Tall 00209 Date Installed : 30-Sep-1999 18:12 UT Date Removed : Additional Information : SCIGN Adaptor 0133 Antenna height measure relative to adaptor reference mark. This is a different mark than in section 4.1. Base of SCIGN adaptor is 114.0 mm (4.62 in) above top of flat washer. 5. Local Site Ties - None to date 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 : 14-Jun-1999 Notes : None 6.x Standard Type : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM) Frequency : Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 7. Collocation Information - None 7.x Instrumentation Type : (DORIS/GLONASS/PRARE/SLR/VLBI) Status : (PERMANENT/MOBILE) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8. Meteorological Instrumentation - None 8.1 Humidity Sensor Model : Manufacturer : Data Frequency : Accuracy (% rel h) : (% rel h) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.2 Pressure Sensor Model : Manufacturer : Data Frequency : Accuracy (mbar) : (mbar) Height Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.3 Temperature Sensor Model : Manufacturer : Data Frequency : Accuracy (deg C) : (deg C) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.4 Water Vapor Radiometer : Manufacturer : Distance to GPS (m) : (m) Elev Diff to GPS (m) : (m) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8.5 Other Instrumentation : (multiple lines) 9. On-Site, Point of Contact Agency Information Agency : Berkeley Seismological Laboratory Mailing Address : University of California 475 McCone Hall Berkeley CA 94720-4760 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) : 510.642.0931 Fax : 510.643.5811 E-mail : bard@seismo.berkley.edu Additional Information : None 10. Responsible Agency (if different from 9.) Agency : Same Mailing Address : (multiple lines) 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) 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 : Yes Monument Description : No Site Pictures : Yes Additional Information : None Antenna Graphics with Dimensions Ashtech: GEODETIC L1/L2 ^ +-------------------+ +--+ +-------+-----------+-----------+--------+ +--+ <--0.064 TGP=L1=L2 +-+--+ +------------+-------------+-------------+ +--+-+ <-- 0.060 BGP |-------------| |-------------| |-------------| |-------------| +------x------+ <-- 0.000 ARP <-- 0.080 --> <-- 0.2636 --> <-- 0.286 --> 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 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