INVK00CAN Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt 0. Form Prepared by (full name) : Mike Craymer Date Prepared : 2017-11-17 Report Type : UPDATE If Update: Previous Site Log : invk_20160903.log Modified/Added Sections : 3.6, 4.1, 4.2 1. Site Identification of the GNSS Monument Site Name : Inuvik Nine Character ID : INVK00CAN Monument Inscription : M009004 IERS DOMES Number : 40150M001 CDP Number : none Monument Description : Pillar Height of the Monument : 2.0 m Monument Foundation : Concrete block Foundation Depth : 1.5 m Marker Description : Steel bolt Date Installed : 2000-08-05T00:00Z Geologic Characteristic : Bedrock Bedrock Type : LIMESTONE Bedrock Condition : WEATHERED Fracture Spacing : unknown Fault zones nearby : No Distance/activity : Additional Information : GPS station at Geological Survey of Canada : seismic station. The GPS reference mark : consists of a brass plate with a forced : centering stainless steel bolt embedded on : top of a 2 m high, 40 cm diameter concrete : pier, anchored to exposed bedrock to a : depth of 1.5 m by four steel reinforcing : rods. 2. Site Location Information City or Town : Inuvik State or Province : Northwest Territories Country or Region : CAN Tectonic Plate : NORTH AMERICAN Approximate Position (ITRF) X coordinate (m) : -1628432.0200 Y coordinate (m) : -1714393.0600 Z coordinate (m) : 5903844.7300 Latitude (N is +) : +681822.32 Longitude (E is +) : -1333137.20 Elevation (m,ellips.) : 46.4 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : 10120 Firmware Version : CD00-1D02 Elevation Cutoff Setting : 0 deg Date Installed : 2001-07-22T00:00Z Date Removed : 2002-07-31T22:00Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520021003 Firmware Version : CJ00 Elevation Cutoff Setting : 0 deg Date Installed : 2002-07-31T22:14Z Date Removed : 2004-03-25T01:49Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520021003 Firmware Version : CJ50 Elevation Cutoff Setting : 0 deg Date Installed : 2004-03-25T01:49Z Date Removed : 2005-05-13T00:00Z Temperature Stabiliz. : none Additional Information : 3.4 Receiver Type : ASHTECH UZ-12 Satellite System : GPS Serial Number : ZR520021003 Firmware Version : CK00 Elevation Cutoff Setting : 0 deg Date Installed : 2005-05-13T16:27Z Date Removed : 2016-09-03T16:00Z Temperature Stabiliz. : none Additional Information : Receiver experiencing increasing tracking : problems since Day 271, 2015. 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5238K52603 Firmware Version : 4.85 Elevation Cutoff Setting : 0 deg Date Installed : 2016-09-03T16:04Z Date Removed : 2017-11-17T20:27Z Temperature Stabiliz. : none Additional Information : 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS Serial Number : 5238K52603 Firmware Version : 5.22 Elevation Cutoff Setting : 0 deg Date Installed : 2017-11-17T20:27Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none Additional Information : Updated firmware 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+BDS+QZSS+SBAS) Serial Number : (A20, but note the first A5 is used in SINEX) Firmware Version : (A11) Elevation Cutoff Setting : (deg) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 4. GNSS Antenna Information 4.1 Antenna Type : ASH701945C_M NONE Serial Number : CR620010805 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.1000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : N/A Antenna Cable Length : 50 m Date Installed : 2001-07-22T00:00Z Date Removed : 2003-08-21T15:30Z Additional Information : 2012-06-26: Added "NONE" to antenna type. 4.2 Antenna Type : ASH701945C_M SCIS Serial Number : CR620010805 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.1000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : SCIS Radome Serial Number : 0026 Antenna Cable Type : N/A Antenna Cable Length : 50 m Date Installed : 2003-08-21T15:30Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : 2012-06-26: Added "SCIS" dome to antenna type. 4.x Antenna Type : (A20, from rcvr_ant.tab; see instructions) Serial Number : (A*, but note the first A5 is used in SINEX) Antenna Reference Point : (BPA/BCR/XXX from "antenna.gra"; see instr.) Marker->ARP Up Ecc. (m) : (F8.4) Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : (deg; + is clockwise/east) Antenna Radome Type : (A4 from rcvr_ant.tab; see instructions) Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 5. Surveyed Local Ties 5.x Tied Marker Name : Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : (A4) Tied Marker DOMES Number : (A9) Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : (m) dy (m) : (m) dz (m) : (m) Accuracy (mm) : (mm) Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : Effective Dates : 2001-07-22/CCYY-MM-DD Notes : 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7. Collocation Information 7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.2.x Pressure Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.3.x Temp. Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.4.x Water Vapor Radiometer : Manufacturer : Serial Number : Distance to Antenna : (m) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.5.x Other Instrumentation : (multiple lines) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc) Observed Degradations : (SN RATIO/DATA GAPS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.x Signal Obstructions : (TREES/BUILDINGS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.1 Date : 2007-03-07/CCYY-MM-DD Event : Removed 25 cm of snow from top of : antenna dome 10.2 Date : 2007-11-30/CCYY-MM-DD Event : Removed thin layer of ice from : antenna dome 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Natural Resources Canada Preferred Abbreviation : NRCan/CGS Mailing Address : 588 Booth Street : Ottawa, ON, K1A 0Y7, Canada Primary Contact Contact Name : Michael Craymer Telephone (primary) : 613-791-0157 Telephone (secondary) : Fax : 613-995-3215 E-mail : michael.craymer@canada.ca Secondary Contact Contact Name : Mike Piraszewski Telephone (primary) : 343-292-6759 Telephone (secondary) : Fax : 613-995-3215 E-mail : mike.piraszewski@canada.ca Additional Information : 12. Responsible Agency (if different from 11.) Agency : (multiple lines) Preferred Abbreviation : (A10) Mailing Address : (multiple lines) Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : CDDIS Secondary Data Center : NRCan/CGS 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 ASH701945C_M +-------+ / + \ <-- 0.2280 L2 | + | <-- 0.2100 L1 +-----------------+-------------+-----------------+ <-- 0.2006 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.1376 +-------------------+-------------+-------------------+ <-- 0.1346 BCR <-- | 0.3794 | --> | +-+ | +=====| |=====+ <-- 0.1000 BPA=ARP | | | Aluminium | | Mount | | | | +-+ | +-------------------+=====| |=====+-------------------+ <-- 0.0000 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 BPA: Bottom of Preamplifier