DWI1 Site Information Form SMRTNT 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 : 2022-01-25 Report Type : UPDATE If Update: Previous Site Log : dwi1_20211122.log Modified/Added Sections : 3.13 1. Site Identification of the GNSS Monument Site Name : CLUTE COOP Four Character ID : DWI1 Monument Inscription : IERS DOMES Number : (A9) CDP Number : (A4) Monument Description : (PILLAR/BRASS PLATE/STEEL MAST/etc) Height of the Monument : (m) Monument Foundation : Concrete Building Mount Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2004-06-12T00:00Z Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) 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/NO/Name of the zone) Distance/activity : (multiple lines) Additional Information : Mounted to a metal building using 6 in steel : pipe. Pipe is attached to ground with four : counter sunk bolts. Pipe is attached to : building in three places to insure no movement. : Leica AT504 Choke ring antenna is attached to : pipe via 5/8 in. mount welded to pipe. 2. Site Location Information City or Town : Clute State or Province : Texas Country : United States Tectonic Plate : North American Approximate Position (ITRF) X coordinate (m) : -525676.194 Y coordinate (m) : -5557282.386 Z coordinate (m) : 3075210.239 Latitude (N is +) : +290048.98 Longitude (E is +) : -0952413.18 Elevation (m,ellips.) : -20.0 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 : LEICA GRX1200 Satellite System : GPS Serial Number : 450674 Firmware Version : 1.31 Elevation Cutoff Setting : (deg) Date Installed : 2004-06-12 Date Removed : 2007-11-27 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : offline 3.2 Receiver Type : LEICA GX1230 Satellite System : GPS Serial Number : 450301 Firmware Version : 4.10/2.125 Elevation Cutoff Setting : (deg) Date Installed : 2008-01-11 Date Removed : 2008-02-11 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Receiver replaced. 3.3 Receiver Type : LEICA GX1230 Satellite System : GPS Serial Number : 460672 Firmware Version : 4.10/2.125 Elevation Cutoff Setting : (deg) Date Installed : 2008-02-14 Date Removed : 2008-02-27 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Receiver replaced. 3.4 Receiver Type : LEICA GRX1200 Satellite System : GPS Serial Number : 450674 Firmware Version : 1.35/2.120 Elevation Cutoff Setting : (deg) Date Installed : 2008-02-29 Date Removed : 2010-10-15 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : New receiver installed. 3.5 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 355224 Firmware Version : 8.01/3.019 Elevation Cutoff Setting : 0 Date Installed : 2010-10-15 Date Removed : 2012-01-11 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : GNSS Receiver Upgrade 3.6 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 355224 Firmware Version : 8.50/3.019 Elevation Cutoff Setting : 0 Date Installed : 2012-01-11 Date Removed : 2013-12-15T20:49Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.7 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 355224 Firmware Version : 8.71.2534/3.822 Elevation Cutoff Setting : 0 deg Date Installed : 2013-12-15T20:49Z Date Removed : 2017-02-21T14:00Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.8 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.11/7.102 Elevation Cutoff Setting : 0 deg Date Installed : 2017-02-21T16:25Z Date Removed : 2018-02-12 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.9 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.20/7.300 Elevation Cutoff Setting : 0 deg Date Installed : 2018-02-12 Date Removed : 2018-07-30 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.10 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.30/7.402 Elevation Cutoff Setting : 0 deg Date Installed : 2018-07-30 Date Removed : 2021-07-14T14:42Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.11 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.50/7.710 Elevation Cutoff Setting : 0 deg Date Installed : 2021-07-14T14:42Z Date Removed : 2021-10-19T17:25Z Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.12 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.51/7.710 Elevation Cutoff Setting : 0 deg Date Installed : 2021-10-19T17:25Z Date Removed : 2022-01-20 Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 3.13 Receiver Type : LEICA GR30 Satellite System : GPS+GLO Serial Number : 1705374 Firmware Version : 4.52/7.711 Elevation Cutoff Setting : 0 deg Date Installed : 2022-01-20 Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : Firmware upgrade 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 : LEIAT504 LEIS Serial Number : 102164 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 : LEIS Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2004-06-12 Date Removed : 2010-10-15 Additional Information : Antenna installed. 4.2 Antenna Type : LEIAX1202GG NONE Serial Number : 06420157 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 : Times Microwave LMR400 Antenna Cable Length : (m) Date Installed : 2010-10-15 Date Removed : 2017-02-21T14:00Z Additional Information : (multiple lines) 4.3 Antenna Type : LEIAR10 NONE Serial Number : 19216024 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 : Times Microwave LMR400 Antenna Cable Length : 38 m Date Installed : 2017-02-21T16:25Z Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 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 : 2004-06-12/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.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 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.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 : SmartNet North America Preferred Abbreviation : SMRTNT Mailing Address : 5051 Peachtree Corners Circle : Suite 250 : Norcross, Georgia 30092 Primary Contact Contact Name : SmartNet NA Telephone (primary) : 770-326-9500 x 1430 Telephone (secondary) : Fax : E-mail : support@smartnetna.com Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : 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