CHUR Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Robert Duval Date Prepared : 22-DEC-1997 Report Type : UPDATE Prepared Using : 1. Site Identification of the GPS Monument Site Name : Churchill Four Character ID : CHUR Monument Inscription : 924001 IERS DOMES Number : 40128M002 CDP Number : n/a Date Installed : 24-APR-1993 Geologic Characteristic : BEDROCK Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : FRESH Fracture Spacing : over 200 cm Notes : Additional Information : The GPS reference mark consists of a brass plate : with a forced centering stainless steel bolt : embedded on top of a 1.5 metre high concrete : pier, 40 cm in diameter. The concrete pier is : anchored to exposed bedrock. Horizon is clear of : obstructions. 2. Site Location Information City or Town : Churchill State or Province : Manitoba Country : Canada Tectonic Plate : North America Approximate Position X coordinate (m) : - 236438.7 Y coordinate (m) : -3307616.7 Z coordinate (m) : 5430049.1 Latitude (deg) : 58.7591 N Longitude (deg) : 94.0887 W Elevation (m) : -18.9 Additional Information : Located at Geological Survey of Canada (NRCan), : Geophysics Division geo-magnetic site. 3. GPS Receiver Information 3.1 Receiver Type : MINI-Rogue SNR-8C Serial Number : CR311 Firmware Version : Meenix 7.3 Date Installed : 24-APR-1993 Date Removed : 21-JUL-1993 Additional Information : 3.2 Receiver Type : ROGUE SNR-8000 Serial Number : T305 Firmware Version : Turbo 2.8.32.1 Date Installed : 13-APR-1994 20:00 UT Date Removed : 05-OCT-1995 18:30 UT Additional Information : 3.3 Receiver Type : ROGUE SNR-8000 Serial Number : T305 Firmware Version : Turbo 3.2.32.1 Date Installed : 05-OCT-1995 18:30 UT Date Removed : 13-SEP-1996 00:00 UT Additional Information : 3.4 Receiver Type : ROGUE SNR-8000 Serial Number : T230 Firmware Version : Turbo 3.2.32.1 Date Installed : 18-SEP-1996 20:00 UT Date Removed : 14-DEC-1996 00:00 UT Additional Information : 3.5 Receiver Type : ROGUE SNR-8000 Serial Number : T230 Firmware Version : Turbo 3.2.32.5X Date Installed : 14-DEC-1996 00:00 UT Date Removed : 18-DEC-1997 15:30 UT Additional Information : 3.6 Receiver Type : ROGUE SNR-12 RM Serial Number : T235 Firmware Version : Turbo 3.2.32.5X Date Installed : 18-DEC-1997 15:45 UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : DORNE MARGOLIN B Serial Number : 113 Antenna Height (m) : 0.112 Antenna Reference Point : BCR Degree Offset from North : Antenna Radome Type : Date Installed : 24-APR-1993 Date Removed : 21-JUL-1993 Additional Information : 4.2 Antenna Type : DORNE MARGOLIN T Serial Number : 387 Antenna Height (m) : 0.000 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 13-APR-1994 20:00 UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : 5. Local Site Ties : n/a 6. Frequency Standard 6.1 Standard Type : RUBIDIUM Frequency : Effective Dates : 24-APR-1993 - 02-DEC-1996 Notes : 6.2 Standard Type : CESIUM Frequency : Effective Dates : 02-DEC-1996 - 13-NOV-1997 Notes : 6.3 Standard Type : CESIUM Frequency : Effective Dates : 14-NOV-1997 - 04-DEC-1997 Notes : 6.4 Standard Type : CESIUM Frequency : Effective Dates : 05-DEC-1997 - dd-MMM-yyyy Notes : 7. Collocation Information : n/a 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : HMP-35A Manufacturer : VAISALA Data Frequency : 15 min Accuracy (% rel h) : 2% Effective Dates : 01-JUN-1996 - dd-MMM-yyyy Notes : Sensors elevated 6 metres above ground level. 8.2 Pressure Sensor Model : PTB-100A Manufacturer : VAISALA Data Frequency : 15 min Accuracy (mbar) : 0.1 mb Height Diff to GPS (m) : 0.0 m Effective Dates : 01-JUN-1996 - dd-MMM-yyyy Notes : Sensor readings are compensated for temperature, : non-linearity, calibration and height difference : to the GPS antennae. 8.3 Temperature Sensor Model : YSI 44212 Manufacturer : YSI Data Frequency : 15 min Accuracy (deg C) : 0.2 Deg C Effective Dates : 01-JUN-1996 - dd-MMM-yyyy Notes : Sensors elevated 6 metres above ground level. 8.4 Other Instrumentation : 9. On-Site, Point of Contact Agency Information Agency : Geodetic Suryey of Canada Mailing Address : 615 Booth St., Ottawa, Ont., : Canada, K1A 0E9 Primary Contact Contact Name : Robert Duval Telephone (primary) : 613-947-2786 Telephone (secondary) : Fax : 613-995-3215 E-mail : duval@geod.nrcan.gc.ca Secondary Contact Contact Name : ACS Operations Telephone (primary) : 613-992-1292 Telephone (secondary) : 613-995-2613 Fax : 613-995-3215 E-mail : acs-op@geod.nrcan.gc.ca Additional Information : 10. Responsible Agency : same as above 11. More Information URL for More Information : Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : Y Monument Description : Y Site Pictures : Y Additional Information : Antenna Graphics with Dimensions ANTENNA CONFIGURATION ON SITE SINCE 13-APR-94: Type: DORNE MARGOLIN T --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | 0.128m | | 0.110m | | ================================================== | | | | | | | +-+ | | | Antenna => +----------------+====| |====+-----------------+ <--+-----+ Ref. Point | | (ARP) | | | | | Concrete pillar | | | | | | | ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering