GAVDOS DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 5/03/2008 Report type : NEW 1. Site location information Site name : GAVDOS Site DOMES number : 12618 Host agency : Technical University of Crete City : Theophilos State or province : Gavdos Island Country : GREECE Tectonic plate : Geological information : Geographical coordinates (ITRF) : North Latitude : 34 deg 50' 19'' East Longitude : 24 deg 6' 32'' Ellipsoid height : 125 m Approximate altitude : 115 m 2. DORIS antenna and reference point information 2.1 Four character ID : GAVB Antenna model : Starec 52291 type Antenna serial number : 115 IERS DOMES number : 12618S001 CNES/IGN number : 126181 CTDP number : 234 Date installed (dd/mm/yy): 27/09/2003 Date removed (dd/mm/yy) : Antenna support type : 1.1 m high, 0.4 m diameter concrete pillar Installed on : limestone outcrop Height above ground mark : 0.495 m Ground mark type : Domed brass screw Ground mark DOMES number : 12618M002 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 28 19 033 Beacon model : 3.0 USO serial number : 3.265 4 Char. ID of the REF point : GAVB Date installed (dd/mm/yy) : 17/09/2003 Date removed (dd/mm/yy) : 30/10/2003 3.2 Beacon serial number : 28 19 025 Beacon model : 3.0 USO serial number : 3.340 4 Char. ID of the REF point : GAVB Date installed (dd/mm/yy) : 01/12/2003 Date removed (dd/mm/yy) : 09/05/2004 3.3 Beacon serial number : 28 19 031 Beacon model : 3.0 USO serial number : 3.216 4 Char. ID of the REF point : GAVB Date installed (dd/mm/yy) : 21/02/2006 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (GAVB) Solution : ITRF2000 (connection to nearby IGS stations) Epoch : 2003.71 X = 4783636.52 m Y = 2140697.64 m Z = 3623255.30 m Sig X = 0.02 m Sig Y = 0.02 m Sig Z = 0.02 m VX = m/y VY = m/y VZ = m/y Sig VX = m/y Sig VY = m/y Sig VZ = m/y 5. IERS co-location information 6. Tide gauge co-location information 6.1 Name : Karave Location : Gavdos harbour GLOSS number : Distance : 1.4 km Notes : 7. Local site ties 7.1 Point description : Concrete pillar (GPS station GVD0) DOMES number : 12618M001 Differential components from the current DORIS ref. point (GAVB) to the above point (in the ITRS) : dX (m) : -0.192 dY (m) : 14.351 dZ (m) : -9.009 Accuracy (m) : 0.001 Date measured : September 2003 Additional information : Survey by IGN-F 7.2 Point description : Domed brass mark in DORIS concrete pillar DOMES number : 12618M002 Differential components from the current DORIS ref. point (GAVB) to the above point (in the ITRS) : dX (m) : -0.371 dY (m) : -0.166 dZ (m) : -0.283 Accuracy (m) : 0.001 Date measured : September 2003 Additional information : Survey by IGN-F 8. Meteorological Instrumentation 8.1 Humidity sensor Model : HMP45D Manufacturer : VAISALA Accuracy : +/- 3 percents Notes : 8.2 Pressure sensor Model : PTU200 class B Manufacturer : VAISALA Accuracy : +/- 0.25 mb Height : 0.4 m above the current DORIS ref. point (GAVB) Notes : long term stability = +/- 0.1 mb/year 8.3 Temperature sensor Model : HMP45D Manufacturer : VAISALA Accuracy : +/- 0.5 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/PO/AL) : 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