GJOV Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : George Preiss Date Prepared : 17 JUL 2000 Report Type : New Prepared Using : Microsoft WORD 97 1. Site Identification of the GPS Monument Site Name : GiH Gjovik Four Character ID : GJOV Monument Inscription : None IERS DOMES Number : 10332M001 CDP Number : Date Installed : 29 MAY 2000 Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Notes : Geology is being researched Additional Information : a. The Four Character ID has not yet been approved By IGSCB. b. The monument is on the roof of Building B, which is approximately 30 m square and has four storeys. The building is constructed of concrete elements with a cast-in-situ concrete roof. The monument is firmly secured to the roof casting and will only suffer movement due to the annual spring thaw if the whole building moves. 2. Site Location Information City or Town : Gjøvik State or Province : Country : Norway Tectonic Plate : European Approximate Position X coordinate (m) : 3066674,36 m Y coordinate (m) : 578380,68 m Z coordinate (m) : 5544141,30 m Latitude (deg) : 60,7895 N Longitude (deg) : 10,6806 E Elevation (m) : 237,9 m Additional Information : 3. GPS Receiver Information 3.1 Receiver Type : Ashtech Z-18 dual frequency GPS/GLONASS Serial Number : ZX199909121 Firmware Version : ZT15 Date Installed : 30 MAY 2000 13:00 UT Date Removed : Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : ASH701946.013 SNOW Serial Number : CR 32000 1601 Antenna Height (m) : 0,180 m Antenna Reference Point : BCR Degree Offset from North : 0 Antenna Radome Type : SNOW Date Installed : 30 MAY 2000 13:00 UT Date Removed : Additional Information : Ashtech P/N 701946-01 REV 3 with conical snow radome as supplied by Ashtech. 5. Local Site Ties 5.x Monument Name : Site Ref CDP Number : Site Ref Domes Number : Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Date Measured : Additional Information : Being developed 6. Frequency Standard 6.1 Standard Type : None Frequency : Effective Dates : Notes : 7. Collocation Information 7.x Instrumentation Type : None Status : Effective Dates : Notes : 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : None Manufacturer : Data Frequency : Accuracy (% rel h) : Effective Dates : Notes : 8.2 Pressure Sensor Model : None Manufacturer : Data Frequency : Accuracy (mbar) : Height Diff to GPS (m) : Effective Dates : Notes : 8.3 Temperature Sensor Model : None Manufacturer : Data Frequency : Accuracy (deg C) : Effective Dates : Notes : 8.4 Water Vapor Radiometer : None Manufacturer : Distance to GPS (m) : Elev Diff to GPS (m) : Effective Dates : Notes : 8.5 Other Instrumentation : None 9. On-Site, Point of Contact Agency Information Agency : University College of Gjøvik Mailing Address : Post Box 191 NO-2802 Gjøvik Norway Primary Contact Contact Name : George Preiss Telephone (primary) : +47-6113 5283 Telephone (secondary) : +47-6113 5100 (Switchboard) Fax : +47-6113 5320 E-mail : george.preiss@hig.no Secondary Contact Contact Name : Dag Norberg Telephone (primary) : +47-6113 5265 Telephone (secondary) : +47-6113 5100 (Switchboard) Fax : +47-6113 5320 E-mail : dag.norberg@hig.no Additional Information : 10. Responsible Agency (if different from 9.) Agency : 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 : 11. More Information URL for More Information : Hardcopy on File Site Map : Being prepared Site Diagram : Being prepared Horizon Mask : Being prepared Monument Description : Being prepared Site Pictures : Being prepared Additional Information : Antenna Graphics with Dimensions Ashtech: P/N 701946-01 REV 3 with conical snow radome -=- <-- 0.415 approx - - to top of / \ radome / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / ----- \ / / + \ \ <-- 0.128 L2 / | + | \ <-- 0.110 L1 |+-------------------------------------------------+| || || || || || || || || +-+-------------------------------------------------+-+ +-------------------+-------------+-------------------+ <-- 0.0348 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.3794 --> Notes: a. BCR, L1 and L2 measurements as supplied by Ashtech Europe Ltd. b. BCR measurement is checked separately. c. Measurement to top of radome is no better than +/- 5 mm. d. Physical check height-over-monument measurements are to BCR e. We do not consider it advisable to remove the radome and can therefore not provide a TCR measurement.