MEJD00USA Site Information Form MEDT Continuously Operating Reference Station See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Don Haw Date Prepared : 2023-11-01 Report Type : UPDATE If Update: Previous Site Log : mejd_20230609.log Modified/Added Sections : 3.14 1. Site Identification of the GNSS Monument Site Name : Fairfield Four Character ID : MEJD Monument Inscription : IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : Concrete pillar Height of the Monument : 2 m Monument Foundation : CONCRETE BLOCK PYRAMID Foundation Depth : 3 m Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2008-06-13T00:00Z Geologic Characteristic : Sandy gravel Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (1-10 cm/11-50 cm/51-200 cm/over 200 cm) Fault zones nearby : YES-Some ancient Distance/activity : None active Additional Information : We excavated and stopped at undisturbed ground. : The base is a docked off pyramid with a 2 foot : sono-tube with re-bar, and rebar extending to : the 8 inch pillar above ground. See : geodesy.noaa.gov/CORS/SitePhotos/Additional/mejd 2. Site Location Information City or Town : Fairfield State or Province : Maine Country : United States Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : 1585421.904 Y coordinate (m) : -4263043.005 Z coordinate (m) : 4456499.147 Latitude (N is +) : +443629.73 Longitude (E is +) : -0693559.56 Elevation (m,ellips.) : 54.8 Additional Information : ARP IGS08 POSITION (EPOCH 2005.00) : Computed in Mar 2013 using 2 days of data. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 3.84 Elevation Cutoff Setting : 5 deg Date Installed : 2008-06-13 Date Removed : 2012-01-31 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.2 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 4.43 Elevation Cutoff Setting : 5 deg Date Installed : 2012-01-31 Date Removed : 2012-06-13 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.3 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 4.48 Elevation Cutoff Setting : 5 deg Date Installed : 2012-06-13 Date Removed : 2014-01-28 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware update 3.4 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 4.70 Elevation Cutoff Setting : 5 deg Date Installed : 2014-01-28 Date Removed : 2015-01-07T18:13Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.5 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 4.87 Elevation Cutoff Setting : 5 deg Date Installed : 2015-01-07T18:13Z Date Removed : 2017-04-26T00:41Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware update 3.6 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 4734K10528 Firmware Version : 48.01 Elevation Cutoff Setting : 5 deg Date Installed : 2017-04-26T00:41Z Date Removed : 2017-05-19T02:46Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5705R51309 Firmware Version : 5.22 Elevation Cutoff Setting : 5 deg Date Installed : 2017-06-13T17:00Z Date Removed : 2019-03-27T00:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new receiver 3.8 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5705R51309 Firmware Version : 5.37 Elevation Cutoff Setting : 5 deg Date Installed : 2019-03-27T00:00Z Date Removed : 2020-09-28T00:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new firmware 3.9 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5705R51309 Firmware Version : 5.45 Elevation Cutoff Setting : 5 deg Date Installed : 2020-09-28T00:00Z Date Removed : 2021-10-20T21:50Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new firmware : : GAL started 2020-10-22 for a while 3.10 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL Serial Number : 5705R51309 Firmware Version : 5.52 Elevation Cutoff Setting : 5 deg Date Installed : 2021-10-20T21:50Z Date Removed : 2022-10-21T13:32Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new firmware 3.11 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : 6235R40074 Firmware Version : 6.14/5.54 Elevation Cutoff Setting : 5 deg Date Installed : 2022-10-21T13:32Z Date Removed : 2022-11-09T23:12Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new receiver 3.12 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : 6235R40074 Firmware Version : 6.15/5.55 Elevation Cutoff Setting : 5 deg Date Installed : 2022-11-09T23:12Z Date Removed : 2023-06-09T17:59Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new firmware 3.13 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : 6235R40074 Firmware Version : 6.20/5.60 Elevation Cutoff Setting : 5 deg Date Installed : 2023-06-09T18:00Z Date Removed : 2023-10-25T06:19Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.14 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : 6235R40074 Firmware Version : 6.21/5.61 Elevation Cutoff Setting : 5 deg Date Installed : 2023-10-25T06:19Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new 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 : TRM55971.00 NONE Serial Number : 30517486 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0000 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 : BELDEN LMR 600 Antenna Cable Length : 40 m Date Installed : 2009-03-09 Date Removed : 2018-07-18T14:14Z Additional Information : (multiple lines) 4.2 Antenna Type : TRM115000.00 NONE Serial Number : 1440905513 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0000 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 : BELDEN LMR 600 Antenna Cable Length : 40 m Date Installed : 2018-07-18T14:14Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : new antenna 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 : (if external) Effective Dates : 2008-06-13/CCYY-MM-DD Notes : (multiple lines) 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 : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 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 8.1.1 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) 8.1.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) 8.2.1 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) 8.2.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) 8.3.1 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) 8.3.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) 8.4.1 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) 8.4.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 : (multiple lines) 8.5.x Other Instrumentation : (multiple lines) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.1 Radio Interference : (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) 9.1.x Radio Interference : (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) 9.2.1 Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/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/BUILDLINGS/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 10.1 Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Maine Department of Transportation Preferred Abbreviation : MaineDOT Mailing Address : John Dority Training Center : 10 Mountain Avenue : Fairfield, ME 04937 Primary Contact Contact Name : Harold Nelson Telephone (primary) : 207-453-7377 Telephone (secondary) : Fax : 207-453-4678 E-mail : harold.nelson@maine.gov Secondary Contact Contact Name : Ricky Gradie, Heavy Equip. Tech. Telephone (primary) : 207-453-7377 Telephone (secondary) : 207-592-1500 Fax : 207-453-4678 E-mail : ricky.gradie@maine.gov Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Maine Department of Transportation Preferred Abbreviation : MaineDOT Mailing Address : 16 State House Station : Child Street : Augusta, ME 04333 Primary Contact Contact Name : Harold E. Nelson, Sr. Geodesist Telephone (primary) : 207-624-3517 Telephone (secondary) : 207-416-9292 Fax : 207-624-3401 E-mail : harold.nelson@maine.gov Secondary Contact Contact Name : Thomas Marcotte, OIT Technician Telephone (primary) : 207-624-3183 (office) Telephone (secondary) : 207-778-0402 (home) Fax : 207-624-3201 E-mail : Thomas.Marcotte@maine.gov Additional Information : Cell Phone: 207-491-7721 13. More Information Primary Data Center : https://geodesy.noaa.gov/corsdata/ Secondary Data Center : URL for More Information : https://geodesy.noaa.gov/CORS Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : (Y or URL) Additional Information : (multiple lines) Antenna Graphics with Dimensions https://files.igs.org/pub/station/general/antenna.gra