BREW Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Susan Jeffries Date Prepared : 05-DEC-2001 Report Type : NEW Prepared Using : - 0.1 Form Prepared by (full name) : Oivind Ruud Date Prepared : 26-APR-2002 Report Type : update Prepared Using : - 1. Site Identification of the GPS Monument Site Name : Brewster VLBA Four Character ID : BREW Monument Inscription : BREW IERS DOMES Number : 40473M001 CDP Number : (XXXX) Date Installed : 09-NOV-2001 Geologic Characteristic : SAND 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 : (multiple lines) Additional Information : (multiple lines) 2. Site Location Information City or Town : Brewster State or Province : WA Country : USA Tectonic Plate : North America Approximate Position X coordinate (m) : -2112038.5975 Y coordinate (m) : -3705398.5440 Z coordinate (m) : 4726845.8210 Latitude (deg) : 48.13126 Longitude (deg) : -119.68269 Elevation (m) : 290 Additional Information : (multiple lines) 3. GPS Receiver Information 3.1 Receiver Type : ASHTECH UZ-12 Serial Number : zr520013805 Firmware Version : CJ10 Date Installed : 08-NOV-2001 hh:mm UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : UNAVCO ID 70794. 3.x Receiver Type : Serial Number : Firmware Version : Date Installed : (dd-MMM-yyyy hh:mm UT) Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 4. GPS Antenna Information 4.1 Antenna Type : ASH701945C_M SCIT Serial Number : CR620013703 Antenna Height (m) : 0.0083 Antenna Reference Point : BPA Degree Offset from North : 0 Antenna Radome Type : SCIT Date Installed : 08-NOV-2001 hh:mm UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : UNAVCO ID 70799. 4.x Antenna Type : Serial Number : Antenna Height (m) : (m) Antenna Reference Point : (ARP/BCR/BPA) Degree Offset from North : Antenna Radome Type : Date Installed : (dd-MMM-yyyy hh:mm UT) Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : (multiple lines) 5. Local Site Ties 5.1 Monument Name : VLBA Site Ref CDP Number : (XXXX) Site Ref Domes Number : (XXXXXXXXX) Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : 0.420 dy (m) : 0.730 dz (m) : -0.942 Accuracy (mm) : (mm) Date Measured : 08-NOV-2001 Additional Information : Survey method: static GPS 6. Frequency Standard 6.1 Standard Type : INTERNAL Frequency : Effective Dates : 08-NOV-2001 - 25-APR-2002 Notes : (multiple lines) 6.2 Standard Type : H-MASER Frequency : 5 MHz Effective Dates : 25-APR-2002 - dd-MMM-yyyy Notes : (multiple lines) 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 7.x Instrumentation Type : VLBI Status : PERMANENT Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 8. Meteorological Instrumentation 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 : Mailing Address : Primary Contact Contact Name : Bob Sanderson Telephone (primary) : 509-689-3731 Telephone (secondary) : Fax : E-mail : bsanders@nrao.edu Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 10. Responsible Agency (if different from 9.) Agency : JPL Mailing Address : 4800 Oak Grove Drive : Pasadena, CA 91109 USA Primary Contact Contact Name : David A. Stowers Telephone (primary) : 818-354-7055 Telephone (secondary) : Fax : 818-393-4965 E-mail : dstowers@jpl.nasa.gov Secondary Contact Contact Name : Oivind Ruud Telephone (primary) : 303-497-8030 Telephone (secondary) : Fax : 303-497-8028 E-mail : ruud@unavco.ucar.edu Additional Information :(multiple lines) 11. More Information URL for More Information : www.unavco.ucar.edu/project_support/ : network/ggn/ggn.html Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : Y Monument Description : Y Site Pictures : Y Additional Information : (multiple lines) Antenna Graphics with Dimensions ASH701945C_M Dorne Margolin with chokerings milled chokerings, watertight design (replaces recalled SCIGN ASH700936E_C antenna) +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPA=3DARP <-- 0.3890 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier