YE2L Site Information Form (site log) International GNSS Service See Instructions at: ftp://igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Curtis Bernard Date Prepared : 2019-09-17 Report Type : UPDATE If Update: Previous Site Log : ye2l_20190301.log Modified/Added Sections : 6.1, 6.2, 6.3 1. Site Identification of the GNSS Monument Site Name : YEL CACS-GSD Four Character ID : YE2L Monument Inscription : 889201 IERS DOMES Number : 40127M003 CDP Number : Monument Description : Concrete Pier Height of the Monument : 1.80 (m) Monument Foundation : Anchored to exposed bedrock Foundation Depth : 3.00 (m) Marker Description : Brass Plate Date Installed : 1991-01-21T00:00Z Geologic Characteristic : Bedrock Bedrock Type : Bedrock Condition : Fresh Fracture Spacing : 11-50 cm Fault zones nearby : Distance/activity : Additional Information : The GNSS reference mark consists of a brass : plate with a forced centered stainless steel : bolt embedded on top of a 1.8 m high concrete : pier, 0.40 m diameter. The concrete pier is : anchored to exposed bedrock by steel : reinforcing bars to a depth of 0.50 m. 2. Site Location Information City or Town : Yellowknife State or Province : NT Country : Canada Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : -1224452.40 Y coordinate (m) : -2689216.00 Z coordinate (m) : 5633638.20 Latitude (N is +) : +622851.24 Longitude (E is +) : -1142850.52 Elevation (m,ellips.) : 181.00 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS+GLO+GAL Serial Number : 01441 Firmware Version : 3.6.3 Jul,01,2015 Elevation Cutoff Setting : 5 Date Installed : 2016-06-15T20:20Z Date Removed : 2019-03-01T17:06Z Temperature Stabiliz. : Additional Information : 3.2 Receiver Type : JAVAD TRE_G3TH SIGMA Satellite System : GPS+GLO+GAL Serial Number : 01441 Firmware Version : 3.7.5p1 Jan,23,2019 Elevation Cutoff Setting : 5 Date Installed : 2019-03-01T17:11Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : 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 : Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : 4. GNSS Antenna Information 4.1 Antenna Type : AOAD/M_T NONE Serial Number : 527 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.1000 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0.0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : ANDREW LDF4-50A Antenna Cable Length : 50.00 (m) Date Installed : 2013-10-16T23:00Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : Upgraded LNA accepts GNSS spectrum 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 : 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 : 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) : dy (m) : dz (m) : Accuracy (mm) : Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : 6. Frequency Standard 6.1 Standard Type : H-MASER Input Frequency : 5 MHz Effective Dates : 2016-06-15/2019-09-04 Notes : 6.2 Standard Type : INTERNAL Input Frequency : Effective Dates : 2019-09-05/2019-09-11 Notes : 6.3 Standard Type : H-MASER Input Frequency : 5 MHz Effective Dates : 2019-09-11 Notes : Replaced NR Maser with T4 VCH-1008 PH Maser. 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : 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 : 8. Meteorological Instrumentation 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% 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 : 8.2.x Pressure Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) Aspiration : Height Diff to Ant : (CCYY-MM-DD) (m) Calibration date : (CCYY-MM-DD/CCYY-MM-DD) Effective Dates : Notes : 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 : 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 : 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/BUILDLINGS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Preferred Abbreviation : NRCan Mailing Address : Primary Contact Contact Name : Mark Caissy Telephone (primary) : 613-371-3817 Telephone (secondary) : Fax : E-mail : mark.caissy@canada.ca Secondary Contact Contact Name : Stuart Elson Telephone (primary) : 613-799-4761 Telephone (secondary) : Fax : E-mail : stuart.elson@canada.ca Additional Information : 12. Responsible Agency (if different from 11.) Agency : (multiple lines) Preferred Abbreviation : (A10) Mailing Address : Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : NRCan Secondary Data Center : URL for More Information : http://www.geod.nrcan.gc.ca/index_e.php Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : Antenna Graphics with Dimensions Type: AOAD/M_T --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | | | | | | ================================================== | | | | | | | +-+ | | 0.228m Bottom of Preamp. (BPA) => +====| |====+ <--+ | | | | | 0.210m | | | | | | | | | | | Mount => | | 0.100m | | | | | | | | | | | | | +-+ | | | | Monument => +----------------+====| |====+-----------------+ <--+-----+ Ref. Point | | | | | | | Concrete pillar | | | | | | | BPA: Bottom of Preamplifier L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering