FAIRBANKS DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 9/12/2008 Report type : UPDATE 1. Site location information Site name : FAIRBANKS Site DOMES number : 40408 Host agency : NOAA / NESDIS City : Fairbanks State or province : Alaska Country : U.S.A. Tectonic plate (PB2002) : North America Geological information : Geographical coordinates (ITRF) : North Latitude : 64 deg 58' 21'' East Longitude : -147 deg 31' 3'' Ellipsoid height : 340 m Approximate altitude : 322 m 2. DORIS antenna and reference point information 2.1 Four character ID : FAIA Antenna model : Alcatel Antenna serial number : 59 IERS DOMES number : 40408S004 CNES/IGN number : 404081 CTDP number : 39 Date installed (dd/mm/yy): 10/10/1990 Date removed (dd/mm/yy) : 09/06/1999 Antenna support type : Guyed 3 metre tower Installed on : Wooden beam of a one storied building Height above ground mark : 3.346 m Ground mark type : Engraved cross on the aluminium cover of the beam Ground mark DOMES number : 40408M002 Notes : 2.2 Four character ID : FAIB Antenna model : Starec 52291 type Antenna serial number : 56 IERS DOMES number : 40408S005 CNES/IGN number : 404082 CTDP number : 91 Date installed (dd/mm/yy): 08/10/1999 Date removed (dd/mm/yy) : Antenna support type : 0.5 metre tower on a 6-metre metallic pedestal Installed on : Concrete block Height above ground mark : 1.040 m Ground mark type : Engraved cross on the top of the pedestal Ground mark DOMES number : 40408M004 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 86 33 039 Beacon model : 1.0 USO serial number : 1.538 4 Char. ID of the REF point : FAIA Date installed (dd/mm/yy) : 08/10/1990 Date removed (dd/mm/yy) : 09/06/1999 3.2 Beacon serial number : 86 33 039 Beacon model : 1.0 USO serial number : 1.538 4 Char. ID of the REF point : FAIB Date installed (dd/mm/yy) : 08/10/1999 Date removed (dd/mm/yy) : 21/10/1999 3.3 Beacon serial number : 99 04 122 Beacon model : 2.0 USO serial number : 3.135 4 Char. ID of the REF point : FAIB Date installed (dd/mm/yy) : 13/01/2000 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (FAIB) Solution : ITRF2005 Epoch : 2000.0 X = -2282578.793 m Y = -1453178.938 m Z = 5756712.193 m Sig X = 0.005 m Sig Y = 0.006 m Sig Z = 0.005 m VX = -0.0279 m/y VY = -0.0107 m/y VZ = -0.0041 m/y Sig VX = .0011 m/y Sig VY = .0013 m/y Sig VZ = .0011 m/y 5. IERS co-location information 5.1 Instrument type : GPS Status : Permanent DOMES number of the instrument ref. point : 40408M001 Notes : 5.2 Instrument type : VLBI Status : Permanent DOMES number of the instrument ref. point : 40408S002 Notes : 6. Tide gauge co-location information 7. Local site ties 7.1 Point description : DORIS 2 mark : engraved cross on a 6-meter pedestal DOMES number : 40408M004 Differential components from the current DORIS ref. point (FAIB) to the above point (in the ITRS) : dX (m) : 0.372 dY (m) : 0.237 dZ (m) : -0.943 Accuracy (m) : 0.001 Date measured : Oct. 1999 Additional information : Survey by IGN-F 7.2 Point description : DORIS Alcatel antenna reference point (FAIA) DOMES number : 40408S004 Differential components from the current DORIS ref. point (FAIB) to the above point (in the ITRS) : dX (m) : 75.663 dY (m) : -238.119 dZ (m) : -17.718 Accuracy (m) : 0.001 Date measured : Oct. 1999 Additional information : Survey by IGN-F 7.3 Point description : IGS monument FAIR DOMES number : 40408M001 Differential components from the current DORIS ref. point (FAIB) to the above point (in the ITRS) : dX (m) : 957.315 dY (m) : -416.895 dZ (m) : 249.642 Accuracy (m) : 0.002 Date measured : Sept. 2001 Additional information : Survey by Honeywell 7.4 Point description : VLBI antenna reference point (CDP 7225) DOMES number : 40408S002 Differential components from the current DORIS ref. point (FAIB) to the above point (in the ITRS) : dX (m) : 1031.441 dY (m) : -466.182 dZ (m) : 280.903 Accuracy (m) : 0.002 Date measured : Sept. 2001 Additional information : Survey by Honeywell 8. Meteorological Instrumentation 8.1 Humidity sensor Model : SMP35D Manufacturer : VAISALA Accuracy : +/- 5 percents Notes : 8.2 Pressure sensor Model : PTB202 Manufacturer : VAISALA Accuracy : +/- 0.5 mb Height : 1.5 m below the current DORIS ref. point (FAIB) Notes : long term stability = +/- 0.2 mb/year 8.3 Temperature sensor Model : SMP35D Manufacturer : VAISALA Accuracy : +/- 0.25 deg C Notes : 9. DORIS network contacts Primary contact: Name : Herve FAGARD Agency : Institut Geographique National Mailing address : Service de Geodesie et de Nivellement : 2 Avenue PASTEUR : 94165 SAINT-MANDE CEDEX FRANCE Telephone : + 33 1 43 98 81 48 Fax : + 33 1 43 98 84 50 E-mail : herve (.) fagard (@) ign.fr Secondary contact: Name : Francois BOLDO Agency : Institut Geographique National Mailing address : CNES (DCT/ME/OT) : 18 Avenue Edouard BELIN : 31401 TOULOUSE Cedex FRANCE Telephone : + 33 5 61 27 40 72 Fax : + 33 5 61 28 25 95 E-mail : Simb.Doris@cnes.fr