Network Station Configuration File International VLBI Service 990624 nrv Form version 0.5 990702 nrv Form version 0.6 990713 nrv Form version 0.7 991020 nrv Form version 0.8 0. Form Prepared by (full name) : Richard A. Strand Date prepared : 2000-APR-06 Report type : New 1. Site identification Site name : Gilmore Creek Geophysical Observatory Site 8-letter code : GILCREEK Site 2-letter code(s) : Gc IERS DOMES number : 40408 CDP occupation code : 40476601 CDP monument number : 4047 Surveyed into national network? : yes IGS station code : FAIR ILRS station name : Additional information : 2. Site information 2.1 Site location information City or Town : Fairbanks State or Province : Alaska Country : USA Tectonic plate : North American Approximate position X coordinate (m) : -2281547.29145 Y coordinate (m) : -1453645.07155 Z coordinate (m) : 5756993.15313 Latitude (deg) : 64.5843 N Longitude (deg) : 147.2942 E Elevation (m) : 306.418 Source of position : ITRF Additional information : 2.2 Site local survey network information Number of reference markers : 7+ Type of marker : pillar, ground markers Frequency of surveying : Surveying method : directions, distances, levelling, GPS. Survey instruments used : theodolite, GPS Accuracy : (+/- 2 mm) Survey performed by : ATSC Survey documentation : Survey Report/havago adj Most recent survey date : Results provided to IERS: yes Results provided to CDDIS: yes Person responsible : J.Long ATSC Additional information : 2.3 Site descriptive information Electronic file available at IVSCC: Site map : nsGcsm01.bmp Site diagram : nsGcsd01.bmp Horizon mask diagram : nsGchm01.bmp Monument description : nsGcmd01.bmp Monument description : nsGcmd02.bmp Site photographs : nsGcsp01.jpg Site photographs : nsGcsp02.jpg Site photographs : nsGcsp03.jpg URLs for reference Site map : Site diagram : Horizon mask : Monument description : http://igscb.jpl.nasa.gov/network/site/fair.html Site photographs : http://www.fcdas.noaa.gov/default.htm Additional information : 3. Antenna information Diameter (m) : 26 Axis type : XYNS Axis offset (m) : Slew rate first axis : 1 deg/sec Slew rate second axis : 1 deg/sec Limit stops first axis : x 86 Limit stops second axis : y 73.5 Horizon mask data : 0 17/20 10/50 5/90 5/140 10/150 12/160 12/180 17 : 205 8/225 5/290 5/340 11/360 17 Occupation dates : (1986-Apr-30 to Present Additional information : 4. Receiver information Feed location : prime focus Feed type : NASA/CDP prime-focus X 1st-stage amplifier : cooled HEMT X bandwidth (GHz) : 8.1 - 8.9 X Tsys at zenith (K) : 58 X SEFD CASA : 550 Jy X aperture efficiency : 47% X LO frequencies (MHz) : 8080 S 1st-stage amplifier : cooled HEMT S bandwidth (MHz) : 2200 - 2400 S Tsys at zenith (K) : 62 S SEFD CASA : 650 Jy S aperture efficiency : 50% S LO frequencies (MHz) : 2020 Phase calibrator type : NASA/CDP with 5 MHz input and : temperature controller Additional information : 5. Cables between receiver and back end Length of cable run : 131 meters X band cable type : LMR 400 X band freq. bandpass : 1000 MHz S band cable type : LMR 400 S band freq. bandpass : 5 MHz LO ref signal cable type: RG214 LO ref signal freq. : 5 MHz Phase cal ref signal cable type: RG214 Phase cal ref signal freq. : 5 MHz Cable meas. system type : MarkIII cable cal Additional information : 6. Data acquisition system information 6.1 Video/baseband converter set Type of converters : VLBA Number of mixers : VLBA type has 1 mixer per converter, Sidebands available : U&L Number of mixers with the following filters in all sideband outputs: 2 MHz : 14 4 MHz : 14 8 MHz : 14 16 MHz : 14 32 MHz : Additional information : 6.2 Formatter Formatter type : VLBA Serial number or rack ID: 101 Additional information : 6.3 Decoder Decode type : VLBA(DQA) Additional information : 6.4 IF distribution IF distributor type : VLBAG Additional information : 6.5 Up/down converters X up/down converter freq.: 479.9 MHz up S up/down converter freq.: 479.9 MHz up Additional information : 6.6 Other rack equipment : Additional information : 6.7 Recorders Recorder type : VLBA4 Number of recorders : 1 Tape type : thin Additional information : 6.8 Data Acquisition System Configuration Types Supported 6.8.1 Configuration 1 : 6.1.1 VLBA BBCs : 6.2 VLBA formatter : 6.3 VLBA DQA : 6.4 VLBAG IF distribution : 6.5 UP converter : 6.7 VLBA4 recorder 7 Meteorological instrumentation 7.1 Humidity sensor Manufacturer : Hydrodyamics Model : 1820A Accuracy : Effective dates : 1986-APR-30 to present Additional information : 7.2 Pressure sensor Manufacturer : SETRA Model : 361B Accuracy : .5 mbar Effective dates : 1986-APR-30 to present Height relative to VLBI : Additional information : 7.3 Temperature sensor Manufacturer : Hydrodyamics Model : 1820A Accuracy : Effective dates : 1986-APR-30 to present Additional information : 8. Time and frequency standards 8.1 Standard type : H-maser Installed dates : 1986-APR-30 to present Manufacturer : ATSC Model number or ID : NR-05 Additional information : 8.2 Standard type : Cesium Installed dates : 1986-APR-30 to present Manufacturer : HP Model number or ID : 5061b Additional information : 8.3 Standard type : Rubidium Installed dates : 1986-APR-30 to present Manufacturer : HP Model number or ID : 5065a Additional information : 8.4 Standard type : GPS timing rcvr Installed dates : 2000-JAN-05 to present Manufacturer : CNS Model number or ID : TAC Additional information : 9. Auxilliary equipment information Type of equipment : Installed dates : Manufacturer : Model number or ID : Additional information : 10. Co-location information 10.1 Instrument type : Doris Instrument name : B6DA (91) Status : Permanent Effective dates : present Included in local survey: yes Additional information : 10.2 Instrument type : GPS Instrument name : FAIR Status : Permanent Effective dates : present Included in local survey: yes Additional information : 11. Field System computer information System vendor : SWT CPU : P CPU speed : 233 MHz Memory : (Mbytes) Disk : (Gbytes) Linux release : Debian 2 Internet connection : via firewall Antenna interface type : serial Spare FS computer? : no 12. Known RFI sources 12.1 Center frequency : Approximate bandwidth : Approximate az/el range : Additional informaiton : 13. On-site contact information Agency : NOAA Shipping address : GCGO/VLBI Postal address : 1300 Eisele rd : Fairbanks, AK 99712 URL of site web page : www.fcdas.noaa.gov/default.htm On-site Friend of VLBI Name : Rich Strand/Steve Caskey Telephone (primary) : (907) 452 9146 Home 907 490 5901 Telephone (alternate) : (907) 451 1287 Fax : (907) 451 1288 E-mail : oper@blizzard.gcgo.nasa.gov On-site VLBI operations room Telephone (primary) : (907) 452 9146 Telephone (alternate) : (907) 451 1287 Fax : (907) 451 1288 E-mail : oper@blizzard.gcgo.nasa.gov Other on-site contact Name : Mike Simmons Telephone (primary) : (907) 451 1263 Telephone (alternate) : (907) 451 1222 Fax : (907) 451 1209 E-mail : Msimmons@fcdas.noaa.gov Additional information : 14. Responsible agency (if different from on-site information) Agency : NASA Shipping address : Code 920, Building 33 Room G224 : GSFC Greenbelt,MD 20771 Postal address : URL of agency web page : lupus.gsfc.nasa.gov Primary administrative agency contact Contact person : William Wildes Telephone (primary) : (301) 614 5967 Telephone (alternate) : Fax : (301) 614 5970 E-mail : WTW@Wildbill.gsfc.nasa.gov Alternate agency contact Contact person : John Bosworth Telephone (primary) : (301) 614 5967 Telephone (alternate) : Fax : (301) 714 5970 E-mail : jmb@itpsun.gsfc.nasa.gov Additional information : 15. More information Additional information :