CAGS Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Mike Piraszewski Date Prepared : 25-OCT-2001 Report Type : UPDATE Prepared Using : 1. Site Identification of the GNSS Monument Site Name : Gatineau Four Character ID : CAGS Monument Inscription : 962000 IERS DOMES Number : 40147M001 CDP Number : N/A Date Installed : 02-FEB-2000 Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS Bedrock Condition : WEATHERED Fracture Spacing : 11-50 cm Notes : Additional Information : GPS station at Canadian Absolute Gravity Station (CAGS). The GPS reference mark consists of a brass plate with a forced centering stainless steel bolt embedded on top of a 1.5 m high, 40 cm diameter concrete pillar, anchored to exposed bedrock. 2. Site Location Information City or Town : Gatineau State or Province : Quebec Country : Canada Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : 1096349.16 Y coordinate (m) : -4335060.66 Z coordinate (m) : 4533255.22 Latitude (deg) : 45.5850 N Longitude (deg) : 75.8073 W Elevation (m) : 235.00 Additional Information : Near Ottawa 3. GPS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Serial Number : 836 Firmware Version : CD00-1D02 Date Installed : 02-FEB-2000 Date Removed : Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : ASH700936A_M Serial Number : 494 Antenna Height (m) : 0.100 Antenna Reference Point : ARP Degree Offset from North : 0 Antenna Radome Type : None Date Installed : 01-FEB-2000 Date Removed : Additional Information : 5. Local Site Ties 5.1 Monument Name : None 6. Frequency Standard 6.1 Standard Type : INTERNAL Frequency : Effective Dates : 02-FEB-2000 Notes : 7. Collocation Information 7.1 Instrumentation Type : Superconducting gravimeter Status : PERMANENT Effective Dates : ??-NOV-1998 Notes : Part of GGP 7.2 Instrumentation Type : Absolute gravimeter JILA-2 Status : MOBILE Effective Dates : Periodic (since 1987) Notes : Contact Jacque Liard for more information. 7.3 Instrumentation Type : Absolute gravimeter A-10#003 Status : MOBILE Effective Dates : Periodic (since 1987) Notes : Contact Jacque Liard for more information. 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 : Two well level monitoring units for measuring level of ground water. 9. On-Site, Point of Contact Agency Information Agency : Natural Resources Canada Geodetic Survey Division Mailing Address : 615 Booth Street Ottawa, Ontario K1A 0E9 Canada Primary Contact Contact Name : Mike Craymer Telephone (primary) : (613) 947-1829 Telephone (secondary) : Fax : (613) 992-6628 E-mail : craymer@nrcan.gc.ca Secondary Contact Contact Name : Mike Piraszewski Telephone (primary) : (613) 947-0967 Telephone (secondary) : Fax : (613) 992-6628 E-mail : mpirasze@nrcan.gc.ca Additional Information : 10. Responsible Agency (same as 9.) 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 Ashtech: ASH700936A_M ----- / + \ <-- 0.228 L2 | + | <-- 0.210 L1 +--------------------------------------------------+ <-- 0.202 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.138 +-------------------+-------------+--------------------+ <-- 0.135 BCR <-- | 0.381 | --> | +-+ | +=====| |=====+ <-- 0.100 ARP | | | | | | Mount => | | | | | | | +-+ | +----------------+=====| |=====+-----------------+ <-- 0.000 MRP | | | | | Concrete pillar | | | | | ARP: Antenna Reference Point MRP: Monument Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering