MDO1 Site Information Form International GPS Service for Geodynamics 0. Form Prepared by (full name) : David A. Stowers Date Prepared : 29-JUN-1999 Report Type : UPDATE Prepared Using : vi 1. Site Identification of the GPS Monument Site Name : McDonald VLBA Site Four Character ID : MDO1 Monument Inscription : 4011-S McDonald Observatory GPS Station : Mark JPL 1993 IERS DOMES Number : 40442M012 CDP Number : none Date Installed : 03-Jun-1993 Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Notes : Additional Information : 0.457m diameter stainless steel plate : set flush in center of a 0.762m : diameter concrete monolith that : projects 0.5m above ground. 2. Site Location Information City or Town : Fort Davis State or Province : Texas Country : USA Tectonic Plate : North American X coordinate (m) : -1329998.67 Y coordinate (m) : -5328393.387 Z coordinate (m) : 3236504.199 Latitude (deg) : 30.6805 Longitude (deg) : -104.015 Elevation (m) : 2005.4936 Additional Information : Site located at the McDonald : Observatory near Fort Davis, Texas. : Rocky Mountain Geological Province. : Tertiary igneous rocks found on the : surface. Due to erosion, the the soils : of hills and mountains are shallow, : whereas the soils of valleys and plains : are deep. 3. GPS Receiver Information 3.1 Receiver Type : ROGUE SNR-8000 Serial Number : unknown Firmware Version : 2.6 1/8/1993 Date Installed : 03-Jun-1993 Date Removed : Additional Information : 3.2 Receiver Type : ROGUE SNR-8000 Serial Number : unknown Firmware Version : 2.8 6/8/1993 Date Installed : 30-Jun-1993 Date Removed : Additional Information : 3.3 Receiver Type : ROGUE SNR-8000 Serial Number : T338 Firmware Version : 3.0 10/10/1994 17:00:01 Date Installed : 23-Nov-1994 Date Removed : Additional Information : 3.4 Receiver Type : ROGUE SNR-8000 Serial Number : T338 Firmware Version : 3.2.32.8 Date Installed : 17-May-1999 Date Removed : Additional Information : 4. GPS Antenna Information 4.1 Antenna Type : AOAD/M_T Serial Number : 130 Antenna Height (m) : 0.061 Antenna Reference Point : ARP Degree Offset from North : Antenna Radome Type : Date Installed : 05-Mar-1993 Date Removed : Additional Information : 5. Local Site Ties 5.1 Monument Name : 7080-1988 Site Ref CDP Number : 7080 Site Ref Domes Number : 40442M006 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : -22.3939 dy (m) : -8.4807 dz (m) : -23.4064 Accuracy (mm) : Date Measured : 17-Mar-1993 Additional Information : MLRS mark. 5.2 Monument Name : 7850-1988 Site Ref CDP Number : 7850 Site Ref Domes Number : 40442M008 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : -9.5212 dy (m) : 1.7953 dz (m) : -1.4841 Accuracy (mm) : Date Measured : 17-Mar-1993 Additional Information : Mobile VLBI and SLR mark. 5.3 Monument Name : 7851-1988 Site Ref CDP Number : 7851 Site Ref Domes Number : 40442M011 Differential Components from GPS Mark to Site Reference (ITRS) dx (m) : -10.7976 dy (m) : 2.4155 dz (m) : -0.973 Accuracy (mm) : Date Measured : 17-Mar-1993 Additional Information : SLR mark. 6. Frequency Standard 6.1 Standard Type : CESIUM Frequency : 5 MHz Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 6.x Standard Type : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM) Frequency : Effective Dates : (dd-MMM-yyyy - dd-MMM-yyyy) Notes : (multiple lines) 7. Collocation Information 7.1 Instrumentation Type : SLR Status : Date Installed : Date Removed : Notes : 8. Meteorological Instrumentation 8.1 Humidity Sensor Model : none Manufacturer : Data Frequency : Accuracy (% rel h) : Date Installed : Date Removed : Notes : 8.2 Pressure Sensor Model : none Data Frequency : Accuracy (mbar) : Height Diff to GPS (m) : Date Installed : Date Removed : Notes : 8.3 Temperature Sensor Model : none Manufacturer : Data Frequency : Accuracy (deg C) : Date Installed : Date Removed : Notes : 8.4 Water Vapor Radiometer : none Manufacturer : Elev Diff to GPS (m) : Date Installed : Date Removed : Notes : 8.5 Other Instrumentation 9. On-Site, Point of Contact Agency Information Agency : McDonald Observatory Mailing Address : House 9 : Highway 118 : Fort Davis, TX : USA 79734 Primary Contact : Jerry Wiant Telephone (primary) : 915-426-3668 Telephone (secondary) : Fax : 915-426-3803 E-mail : jrw@astro.as.utexas.edu 10. Responsible Agency (if different from 9.) Agency : JPL Mailing Address : 4800 Oak Grove Drive : Pasadena, CA : USA 91109 Primary Contact Contact Name : David A. Stowers Telephone (primary) : 818-354-7055 Telephone (secondary) : 818-354-2950 Fax : 818-393-4965 E-mail : dstowers@jpl.nasa.gov Secondary Contact Contact Name : Network Engineer/UNAVCO Telephone (primary) : 303-497-8000 Telephone (secondary) : Fax : 303-497-8028 E-mail : ruud or kfeaux @unavco.ucar.edu Additional Information : Oivind Ruud (x8030) or Karl Feaux (x8037) 11. More Information URL for More Information : www.unavco.ucar.edu/network Hardcopy on File Site Map : 12/95 Site Diagram : 12/95 Horizon Mask : 12/95 Monument Description : 12/95 Site Pictures : 12/95 Additional Information : Antenna Graphics with Dimensions TurboRogue: AOAD/M_T ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 ARP <-- 0.381 --> ARP: Antenna Reference Point 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