UTEP Site Information Form (site log) University of Texas at El Paso Continuously Operating Reference Station 0. Form Prepared by (full name) : Steven Harder Date Prepared : 2004-03-04 Report Type : UPDATED If Update : 2004-05-12 Previous Site Log : Modified/Added Sections : 1. Site Identification of the GNSS Monument Site Name : UTEP COOP Four Character ID : UTEP Monument Inscription : none IERS DOMES Number : CDP Number : not available Monument Description : Stainless steel rod in bedrock Height of the Monument : 0.5m Monument Foundation : BEDROCK Foundation Depth : 1m Marker Description : none Date Installed : 2003-04-12 Geologic Characteristic : BEDROCK Bedrock Type : IGNEOUS Bedrock Condition : JOINTED Fracture Spacing : 11-50 cm Fault zones nearby : NO Distance/activity : none Additional Information : (multiple lines) 2. Site Location Information City or Town : El Paso State or Province : Texas Country : USA Tectonic Plate : North America Approximate Position (ITRF) X coordinate (m) : -1542318.709 Y coordinate (m) : -5204676.986 Z coordinate (m) : 3339677.294 Latitude (N is +) : +31 46' 22.45215" Longitude (E is +) : -106 30' 22.70298" Elevation (m,ellips.) : 1210.572 Additional Information : Coordinates above are to the ARP, the monument is 69mm below the ARP. Coordinates were obtained using OPUS. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4700 Satellite System : GPS Serial Number : 0220214225 Firmware Version : 1.37 Elevation Cutoff Setting : 0 deg Date Installed : 2004-01-13 Date Removed : 2006-04-28 Temperature Stabiliz. : none 3.2 Receiver Type : TRIMBLE 4700 Satellite System : GPS Serial Number : 0220214228 Firmware Version : 1.37 Elevation Cutoff Setting : 0 deg Date Installed : 2006-06-16 Date Removed : Temperature Stabiliz. : none 4. GNSS Antenna Information 4.1 Antenna Type : TRM33429.20+GP Serial Number : 0220221394 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.069m groove in stainless steel rod Marker->ARP North Ecc(m) : 0.0 Marker->ARP East Ecc(m) : 0.0 Alignment from True N : 0 deg Antenna Radome Type : Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : 30m Date Installed : 2004-01-13 Date Removed : 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 : (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 : Vaisala PTU200 Manufacturer : Vaisala Serial Number : Y0850022 Data Sampling Interval : 180s Accuracy (% rel h) : 2% (0-90% rh) 3% (90-100% rh) Aspiration : UNASPIRATED Height Diff to Ant : +7.6m metpack is below antenna Calibration date : 2003-02-24 Effective Dates : Notes : (multiple lines) 8.2.x Pressure Sensor Model : Vaisala PTU200 Manufacturer : Vaisala Serial Number : Y0920002 Data Sampling Interval : 180s Accuracy : 0.15 hPa Height Diff to Ant : -7.6m Calibration date : 2003-02-27 Effective Dates : Notes : (multiple lines) 8.3.x Temp. Sensor Model : Vaisala PTU200 Manufacturer : Vaisala Serial Number : Y0920002 Data Sampling Interval : 180s Accuracy : 0.5 C Aspiration : UNASPIRATED Height Diff to Ant : -7.6m Calibration date : 2003-02-27 Effective Dates : Notes : (multiple lines) 8.4.x Water Vapor Radiometer : none Manufacturer : Serial Number : Distance to Antenna : Height Diff to Ant : Calibration date : Effective Dates : Notes : (multiple lines) 8.5.x Other Instrumentation : none 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : TV transmitters more than 2 km distance Observed Degradations : none Effective Dates : permanent Additional Information : see antenna photo 9.2.x Multipath Sources : none Effective Dates : Additional Information : (multiple lines) 9.3.x Signal Obstructions : none Effective Dates : Additional Information : antenna is sited on a treeless hill 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 : University of Texas at El Paso Preferred Abbreviation : UTEP Mailing Address : Dept. of Geological Sciences : El Paso, TX 79968 USA Primary Contact Contact Name : Steven Harder Telephone (primary) : 915-747-5746 Telephone (secondary) : 915-747-5501 Fax : 915-747-5073 E-mail : harder@geo.utep.edu Secondary Contact Contact Name : Galen Kaip Telephone (primary) : 915-747-6817 Telephone (secondary) : 915-747-5501 Fax : 915-747-5073 E-mail : kaip@geo.utep.edu 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 : UTEP Secondary Data Center : UNAVCO under SG33 URL for More Information : Hardcopy on File Site Map : Site Diagram : Horizon Mask : Monument Description : Site Pictures : Additional Information : (multiple lines) Antenna Graphics with Dimensions TRM33429.20+GP ----+---- <-- 0.0740 L1 / + \ <-- 0.0703 L2 ++----------------+-----------------+-----------------++ <-- 0.0631 TGP ++---------------+-------------------+----------------++ <-- 0.0596 BGP | | | | | | +-------x-------+ <-- 0.000 ARP=BPA <-- 0.4668 --> INNER EDGE <-- 0.4826 --> OUTER EDGE ARP: Antenna Reference Point ARP is 69mm above registration groove in stainless steel rod. L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier TOP: Top of Pole