CAGS00CAN 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) : Michael Craymer Date Prepared : 2019-04-04 Report Type : UPDATE If Update: Previous Site Log : cags_20180105.log Modified/Added Sections : 3.7 1. Site Identification of the GNSS Monument Site Name : Gatineau Nine Character ID : CAGS00CAN Monument Inscription : 962000 IERS DOMES Number : 40147M001 CDP Number : none Monument Description : Pillar Height of the Monument : 1.5 m Monument Foundation : Concrete block Foundation Depth : 0.0 m Marker Description : Steel bolt Date Installed : 2000-02-02T00:00Z Geologic Characteristic : Bedrock Bedrock Type : IGNEOUS Bedrock Condition : WEATHERED Fracture Spacing : 11-50 cm Fault zones nearby : No Distance/activity : 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 or Region : CAN Tectonic Plate : NORTH AMERICAN Approximate Position (ITRF) X coordinate (m) : 1096349.1600 Y coordinate (m) : -4335060.6600 Z coordinate (m) : 4533255.2200 Latitude (N is +) : +453506.00 Longitude (E is +) : -0754826.28 Elevation (m,ellips.) : 235.0 Additional Information : Located at Canadian Absolute Gravity Station : (CAGS) at the NRCan Satellite Ground Receiving : Station in Cantley, Quebec. 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : 836 Firmware Version : CD00-1D02 Elevation Cutoff Setting : 0 deg Date Installed : 2000-02-02T00:00Z Date Removed : 2005-12-06T15:30Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : 843 Firmware Version : CD00-1D02 Elevation Cutoff Setting : 0 deg Date Installed : 2005-12-06T15:43Z Date Removed : 2011-07-11T19:00Z Temperature Stabiliz. : none Additional Information : Receiver damaged by lightning strike : 2011-06-28. 3.3 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP-01265 Firmware Version : CD00-1D02 Elevation Cutoff Setting : 0 deg Date Installed : 2011-07-11T19:15Z Date Removed : 2011-08-17T19:00Z Temperature Stabiliz. : none Additional Information : Receiver not tracking satellites properly. 3.4 Receiver Type : TRIMBLE NETR8 Satellite System : GPS+GLO Serial Number : 4931K62886 Firmware Version : 4.17 Elevation Cutoff Setting : 0 deg Date Installed : 2011-08-18T17:55Z Date Removed : 2014-07-03T17:30Z Temperature Stabiliz. : none Additional Information : 2014-07-03: Malfunctioning network connection. 3.5 Receiver Type : TRIMBLE NETR8 Satellite System : GPS+GLO Serial Number : 4931K62895 Firmware Version : 4.17 Elevation Cutoff Setting : 0 deg Date Installed : 2014-07-03T17:30Z Date Removed : 2016-08-08T17:00Z Temperature Stabiliz. : none Additional Information : 2016-08-03: Receiver failure - would not power : up. 3.6 Receiver Type : TRIMBLE NETR8 Satellite System : GPS Serial Number : 4931K62905 Firmware Version : 4.87 Elevation Cutoff Setting : 0 deg Date Installed : 2016-08-15T18:55Z Date Removed : 2019-03-30T21:27Z Temperature Stabiliz. : none Additional Information : 3.7 Receiver Type : TRIMBLE NETR8 Satellite System : GPS Serial Number : 4931K62905 Firmware Version : 48.01 Elevation Cutoff Setting : 0 deg Date Installed : 2019-03-30T21:34Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : none Additional Information : 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 : ASH700936A_M NONE Serial Number : 494 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 : 67 m Date Installed : 2000-02-01T00:00Z Date Removed : 2011-07-11T19:30Z Additional Information : Antenna damaged by lightning strike : 2011-06-28. 4.2 Antenna Type : ASH700936D_M NONE Serial Number : CR14109 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 : 67 m Date Installed : 2011-07-12T13:11Z Date Removed : 2012-08-20T00:00Z Additional Information : 2011-07-12 -- Spacer removed and cleaned during : antenna installation. : 2011-08-18 -- Antenna splitter with signal : amplifier installed with new Trimble NetR8 : receiver. : 2012-08-20 -- Antenna stopped tracking on : 2012-08-15T20:12Z. 4.3 Antenna Type : TRM59800.00 NONE Serial Number : 4926353381 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 : Andrew Heliax LDF4-50A, 1/2" diameter Antenna Cable Length : 70 m Date Installed : 2012-08-22T16:55Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : 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 : 2000-02-02/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 7.1 Instrumentation Type : Absolute gravimeter JILA-2 Status : MOBILE Effective Dates : 1987-01-01/CCYY-MM-DD Notes : Contact Jacque Liard : for more information. Periodic since 1987. 7.2 Instrumentation Type : Absolute gravimeter A-10#003 Status : MOBILE Effective Dates : 1987-01-01/CCYY-MM-DD Notes : Contact Jacque Liard : for more information. Periodic since 1987. 7.3 Instrumentation Type : Superconducting gravimeter Status : PERMANENT Effective Dates : 1998-11-01/CCYY-MM-DD Notes : Part of GGP : Exact date in Nov 1998 not known 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) 8.5.1 Other Instrumentation : Two well water level monitoring units 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) 9.3.1 Signal Obstructions : Trees & brush Effective Dates : 2009-05-21/CCYY-MM-DD Additional Information : Significant amount of small trees and brush had : overgrown around the antenna causing some : signal : obstruction. 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 : 2009-05-21/CCYY-MM-DD Event : Tree and brush clearing around antenna. 10.2 Date : 2013-12-04/CCYY-MM-DD Event : Removed 5 cm of snow from top of antenna. 10.3 Date : 2014-11-26/2014-12-01 Event : Cleared brush from around antenna. 10.4 Date : 2015-01-30/CCYY-MM-DD Event : Removed 10 cm of snow and 1 cm of ice from top : of antenna. 10.5 Date : 2018-01-05/CCYY-MM-DD Event : Removed 20 cm of snow from top of antenna and : some ice from the small center 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 : http://tinyurl.com/habv72t Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : Y Monument Description : Y Site Pictures : Y Additional Information : Antenna Graphics with Dimensions ASH700936A_M, ASH700936D_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 BPA=ARP=MRP | | | Concrete pillar | | | TRM59800.80 ----- / \ | | +-------------------------------------------------+ <-- 0.2020 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.1381 +-------------------+-------------+-------------------+ <-- 0.1350 BCR <-- | 0.3810 | --> =| +-+ | +=====| |=====+ <-- 0.1000 BPA=ARP | | | Aluminium | | Mount | | | | +-+ | +-------------------+=====| |=====+------------------+ <-- 0.0000 BPA=ARP=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