********************************** SITE INFORMATION FORM ********************************** 0. Form Prepared by (full name): Yehuda Bock / Shelley Marquez Date : October 4, 1994 Report type : UPDATE (NEW or UPDATE) 1. Site Identification of the GPS monument Site Name : Bommer Canyon PGGA station 4 char ID : TRAK Monument Inscription : None 5/8" diameter, 14" stainless steel rod driven into sandstone rock outcropping mark is punched hole top of rod IERS DOMES Number : 40480M001 CDP Number : Not assigned Date : June 2, 1994 Additional information : PGGA - Permanent GPS Geodetic Array 2. Site Location City : Bommer Canyon, City of Irvine Country : Orange County, California USA Tectonic Plate : Pacific-North America plate boundary Additional information : Rough ITRF92 coordinates (m) -- X -2480028.953 Y -4703111.098 Z 3511298.468 Epoch 1994.5 3. GPS Receiver a) Type : Ashtech ZX-II3 (Z12) Model 700570-6A Serial Number : 03233 Firmware Version : NAV 1C01, CHN 1C00 Date : June 2, 1994 Note : First measurements b) Type : Ashtech ZX-II3 (Z12) Model 700570B Serial Number : 02684 Firmware Version : NAV 1D00, CHN 1C01 Date : Sept 12, 1994 Note : New receiver (1Mb of memory) 4. GPS Antenna a-b) Type : Ashtech L1/L2 P (Rev B) Serial Number : 700228D2406 Vertical Antenna Height: 0.6069m Antenna Reference Point: BPA (Bottom of Preamplifier) Date : June 2, 1994 5. Local Site Ties -- In progress 6. Frequency standard H-maser / / Cesium / / Quartz / / Internal / X / Other (specify) : Date : June 2, 1994 7. Collocation -- None 8. On-site, Point of Contact Agency Information Agency : County of Orange Environmental Management Agency Survey Division - Geodetic Unit Contact : Art Andrew (John Canas - County Surveyor) Address : 300 North Flower Street Second floor P.O. Box 4048 Santa Ana, CA 92702-4048 USA Telephone : (714) 834-3804 E-mail : None Fax : (714) 834-4588 9. Responsible Operations Agency (if different from item 8) Agency : Scripps Institution of Oceanography Contact : Yehuda Bock / Jeff Behr Address : IGPP 0225, Scripps Institution of Oceanography 9500 Gilman Drive, La Jolla, CA 92093-0225 Telephone : (619) 534-7692 (0229/5292) E-mail : bock@pgga.ucsd.edu, behr@pgga.ucsd.edu Fax : (619) 534-9873 10. Please insert here the character graphics corresponding to the antenna type. Check, complete or change if necessary the antenna dimensions. Ashtech: GEODETIC L1/L2 P ^ +-------------------+ +--+ +-------+-----------+-----------+--------+ +--+ <-- 0.064 TGP=L1=L2 +-+--+ +------------+-------------+-------------+ +--+-+ <-- 0.060 BGP |-------------| |-------------| |-------------| |-------------| +------x------+ <-- 0.000 ARP=BPA <-- 0.080 --> <-- 0.2636 --> <-- 0.286 --> 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 11. Hard copy information The next items should be compiled and sent to the Central Bureau (see original IGS Station Information Report, or contact the CB for forms). Please mark 'X' if on file or date expected to be available. Site Map : Site Diagram : Horizon Mask : Monument description : Site pictures :