ARHR00USA Site Information Form ARDOT 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 : 2024-04-05 Report Type : UPDATE If Update: Previous Site Log : arhr_20240404.log Modified/Added Sections : 3.10, 4.5 1. Site Identification of the GNSS Monument Site Name : HARRISON Four Character ID : ARHR Monument Inscription : IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : STEEL TRUSS TOWER Height of the Monument : (m) Monument Foundation : 4'X4' IN PLACE CONCRETE Foundation Depth : 1.5 METERS Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2005-01-01T00:00Z Geologic Characteristic : CONGLOMERATE Bedrock Type : SEDIMENTARY Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (1-10 cm/11-50 cm/51-200 cm/over 200 cm) Fault zones nearby : (YES/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : Changed install date from 200501 to : 20050101 2. Site Location Information City or Town : Harrison State or Province : Arkansas Country : United States Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : -272465.119 Y coordinate (m) : -5147017.535 Z coordinate (m) : 3744907.472 Latitude (N is +) : +361103.26 Longitude (E is +) : -0930148.76 Elevation (m,ellips.) : 332.3 Additional Information : ARP IGS08 POSITION (EPOCH 2005.00) : Computed in Aug 2011 using data through gpswk : 1631. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 3923A25766 Firmware Version : 7.28 Elevation Cutoff Setting : 5 Date Installed : 2005-05-11 Date Removed : 2006-07-05 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Receiver replaced. 3.2 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 462588 Firmware Version : 4.00 Elevation Cutoff Setting : 5 Date Installed : 2006-07-05 Date Removed : 2013-03-28 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware updated 3.3 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 462588 Firmware Version : 4.00/IME2.127 Elevation Cutoff Setting : 5 Date Installed : 2013-03-28 Date Removed : 2015-07-14T14:59Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : 03-APR-2013, corrected s/n (was 46258) 3.4 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 5010K66079 Firmware Version : 4.02 Elevation Cutoff Setting : 0 deg Date Installed : 2015-07-15T20:30Z Date Removed : 2015-08-01T17:30Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware update 3.5 Receiver Type : TRIMBLE NETR5 Satellite System : GPS Serial Number : 5010K66079 Firmware Version : 4.44 Elevation Cutoff Setting : 0 deg Date Installed : 2015-08-01T17:59Z Date Removed : 2018-02-08T01:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware update 3.6 Receiver Type : TRIMBLE NETR5 Satellite System : GPS+GLO Serial Number : 5010K66079 Firmware Version : 4.45 Elevation Cutoff Setting : 0 deg Date Installed : 2018-02-08T01:00Z Date Removed : 2019-08-20T17:20Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5905R51078 Firmware Version : 5.42 Elevation Cutoff Setting : 0 deg Date Installed : 2019-08-20T17:20Z Date Removed : 2020-06-16T13:27Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new receiver 3.8 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5905R51078 Firmware Version : 5.45 Elevation Cutoff Setting : 0 deg Date Installed : 2020-06-16T13:27Z Date Removed : 2023-08-11T00:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new firmware 3.9 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : temp01arhr Firmware Version : 6.12/5.52 Elevation Cutoff Setting : 0 deg Date Installed : 2023-09-12T00:00Z Date Removed : 2023-11-01T15:45Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new receiver and firmware 3.10 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL Serial Number : 6014R40013 Firmware Version : 6.21/5.61 Elevation Cutoff Setting : 0 deg Date Installed : 2023-11-01T15:45Z Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : new receiver and firmware : corrected serial number 2024-04-05 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 : TRM29659.00 NONE Serial Number : 0220164027 Antenna Reference Point : BPA 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 : (deg; + is clockwise/east) Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : TRIMBLE 14551-00 Antenna Cable Length : 60 METERS Date Installed : 2004-04-13 Date Removed : 2006-07-05 Additional Information : Antenna removed. : Converted ARP N & E from F8.4 to 0.0000 4.2 Antenna Type : LEIAX1202 NONE Serial Number : 06110086 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 : (deg; + is clockwise/east) Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : LMR400 Antenna Cable Length : 60m Date Installed : 2006-07-05 Date Removed : 2015-07-14T14:59Z Additional Information : 14-JUL-2015 Antenna change to Trimble 4.3 Antenna Type : TRM57971.00 NONE Serial Number : 0412118607 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 : LMR400 Antenna Cable Length : 60m Date Installed : 2015-07-15T20:30Z Date Removed : 2019-08-20T17:20Z Additional Information : Antenna installed. : 2019-APR-15 FSC fix Antenna type : incorrectly listed as TRM55971.00 4.4 Antenna Type : TRM115000.00 NONE Serial Number : 1551017093 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 : LMR400 Antenna Cable Length : 60 m Date Installed : 2019-08-20T17:20Z Date Removed : 2023-11-01T15:45Z Additional Information : new antenna : corrected ant sn 4.5 Antenna Type : TRM115000.00 NONE Serial Number : 1441049553 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 : LMR400 Antenna Cable Length : 60 m Date Installed : 2023-11-01T15:45Z 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 : 2005-05-11/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 : ARKANSAS DEPARTMENT OF TRANSPORTATION : Surveys Division Preferred Abbreviation : ARTD Mailing Address : 10324 Interstate 30 : Little Rock, AR 72203 Primary Contact Contact Name : Eric Benson Telephone (primary) : 501-569-2086 Telephone (secondary) : 501-569-2341 Fax : 501-569-2016 E-mail : ardot.cors@ardot.gov Secondary Contact Contact Name : Chris Melhorn Telephone (primary) : 501-569-2015 Telephone (secondary) : 501-569-2341 Fax : 501-569-2016 E-mail : chris.melhorn@ardot.gov Additional Information : (multiple lines) 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 : 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