YELL Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : Peter Taylor Date Prepared : 29-AUG-2000 Report Type : UPDATE Prepared Using : 1. Site Identification of the GPS Monument Site Name : Yellowknife Four Character ID : YELL Monument Inscription : 889201 IERS DOMES Number : 40127M003 CDP Number : n/a Date Installed : 21-Jan-1991 Geologic Characteristic : BEDROCK Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : 10-50 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 1.8 metre high concrete : pier, 40 cm in diameter. The concrete pier is : anchored to exposed bedrock by steel reinforcing : bars to a depth of 50 cm. 2. Site Location Information City or Town : Yellowknife State or Province : Northwest Territories Country : Canada Tectonic Plate : North American Approximate Position X coordinate (m) : -1224452.4 Y coordinate (m) : -2689216.0 Z coordinate (m) : 5633638.2 Latitude (deg) : 62.4809 N Longitude (deg) : 114.4807 W Elevation (m) : 181.0 Additional Information : Located at Geological Survey of Canada (NRCan) : Seismic Observatory 3. GPS Receiver Information 3.1 Receiver Type : ROGUE SNR-8 Serial Number : R116 Firmware Version : Meenix ? Date Installed : 21-JAN-1991 Date Removed : 19-MAR-1992 Additional Information : 3.2 Receiver Type : ROGUE SNR-8C Serial Number : CR309/DIS Firmware Version : Meenix 7.? Date Installed : 20-MAR-1992 Date Removed : 18-DEC-1992 Additional Information : 3.3 Receiver Type : ROGUE SNR-8C Serial Number : CR309/DIS Firmware Version : Meenix 7.3 Date Installed : 19-DEC-1992 Date Removed : 16-MAR-1994 18:00 UT Additional Information : 3.4 Receiver Type : ROGUE SNR-8000 Serial Number : T230 Firmware Version : Turbo 2.8.32.1 Date Installed : 16-MAR-1994 20:00 UT Date Removed : 11-MAY-1994 14:32 UT Additional Information : 3.5 Receiver Type : ROGUE SNR-8000 Serial Number : T302 Firmware Version : Turbo 2.8.32.1 Date Installed : 11-MAY-1994 14:52 UT Date Removed : 24-OCT-1995 00:00 UT Additional Information : 3.6 Receiver Type : ROGUE SNR-8000 Serial Number : T302 Firmware Version : Turbo 3.2.32.1 Date Installed : 24-OCT-1995 00:00 UT Date Removed : 19-DEC-1996 00:00 UT Additional Information : 3.7 Receiver Type : ROGUE SNR-12 RM Serial Number : T203 Firmware Version : Turbo 3.2.32.5X Date Installed : 19-DEC-1996 00:00 UT Date Removed : 25-JAN-1999 19:45 UT Additional Information : 3.8 Receiver Type : ROGUE SNR-8000 Serial Number : T230 Firmware Version : Turbo 3.2.32.5X Date Installed : 25-JAN-1999 19:45 UT Date Removed : 09-AUG-1999 23:59 UT Additional Information : 3.9 Receiver Type : AOA BENCHMARK ACT Serial Number : 1105 Firmware Version : Turbo 3.3.32.2N Date Installed : 10-AUG-1999 00:00 UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : DORNE MARGOLIN B Serial Number : 110 Antenna Height (m) : 0.111 Antenna Reference Point : BCR Degree Offset from North : Antenna Radome Type : Date Installed : 21-JAN-1991 Date Removed : 19-MAR-1992 Additional Information : 4.2 Antenna Type : DORNE MARGOLIN B Serial Number : 117 Antenna Height (m) : 0.117 Antenna Reference Point : BCR Degree Offset from North : Antenna Radome Type : Date Installed : 20-MAR-1992 Date Removed : 16-MAR-1994 18:00 UT Additional Information : 4.3 Antenna Type : DORNE MARGOLIN T Serial Number : 273 Antenna Height (m) : 0.082 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 16-MAR-1994 20:00 UT Date Removed : 13-OCT-1994 21:52 UT Additional Information : 4.4 Antenna Type : DORNE MARGOLIN T Serial Number : 273 Antenna Height (m) : 0.100 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 14-OCT-1994 00:15 UT Date Removed : 22-AUG-1996 00:00 UT Additional Information : 4.5 Antenna Type : AOAD/M_T Serial Number : 285 Antenna Height (m) : 0.100 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 22-AUG-1996 00:00 UT Date Removed : (dd-MMM-yyyy hh:mm UT) Additional Information : 5. Local Site Ties 5.1 Monument Name : 829098 (CGDB Unique Number) Site Ref CDP Number : 7285 Site Ref Domes Number : 40127M001 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : 327.855 dy (m) : -314.587 dz (m) : -82.910 Accuracy (mm) : 2 Date Measured : 13-DEC-1993 Additional Information : Source/GSD/M93-301 5.2 Monument Name : 909012 (CGDB Unique Number) Site Ref CDP Number : 7296 Site Ref Domes Number : 40127M004 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : 52.933 dy (m) : -57.155 dz (m) : -17.996 Accuracy (mm) : 2 Date Measured : 12-DEC-1993 Additional Information : Source/GSD/M93-301 6. Frequency Standard 6.1 Standard Type : RUBIDIUM Frequency : Effective Dates : 19-DEC-1992 - 02-AUG-1994 Notes : 6.2 Standard Type : HMASER Frequency : Effective Dates : 02-AUG-1994 - 12-FEB-1998 Notes : 6.3 Standard Type : RUBIDIUM Frequency : Effective Dates : 12-FEB-1998 - 24-APR-1998 Notes : 6.4 Standard Type : HMASER Frequency : Effective Dates : 24-APR-1998 Notes : Time of change 19:30 UT 7. Collocation Information 7.1 Instrumentation Type : VLBI Status : PERMANENT Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : 7.2 Instrumentation Type : DORIS Status : PERMANENT Effective Dates : 21-JAN-1991 - dd-MMM-yyyy Notes : 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 : 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 : 8.3 Temperature Sensor Model : Manufacturer : Data Frequency : Accuracy (deg C) : (deg C) Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : 8.4 Other Instrumentation : n/a 9. On-Site, Point of Contact Agency Information Agency : Geodetic Survey of Canada Mailing Address : 615 Booth St., Ottawa, Ontario : CANADA, K1A 0E9 Primary Contact Contact Name : Mark Caissy Telephone (primary) : 613-995-4024 Telephone (secondary) : Fax : 613-995-3215 E-mail : caissy@geod.nrcan.gc.ca Secondary Contact Contact Name : Peter Taylor Telephone (primary) : 613-992-2106 Telephone (secondary) : Fax : 613-995-3215 E-mail : peter.taylor@geod.nrcan.gc.ca Additional Information : 10. Responsible Agency : same as 9. 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 14-OCT-94: Type: DORNE MARGOLIN T --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | | | | | | ================================================== | | | | | | | +-+ | | 0.228m Antenna Ref. Point (ARP) => +====| |====+ <--+ | | | | | 0.210m | | | | | | | | | | | Mount => | | 0.100m | | | | | | | | | | | | | +-+ | | | | Monument => +----------------+====| |====+-----------------+ <--+-----+ Ref. Point | | | | | | | Concrete pillar | | | | | | | OTHER ANTENNAS ROGUE: DORNE MARGOLIN B (Allen Osborne Design) ----- / + \ <-- 0.096 L2 | + | <-- 0.078 L1 +-----------------+-------------+------------------+ <-- 0.070 TCR | | | | | | | | | | +-----------------+------x------+------------------+ <-- 0.000 ARP | | +-------------+ <-- -0.011 || || <-- 0.351 --> TURBOROGUE: DORNE MARGOLIN T ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.381 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Choke ring BCR: Bottom of choke ring