WALLIS DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 8/04/2003 Report type : UPDATE 1. Site location information Site name : WALLIS Site DOMES number : 92901 Host agency : FRANCE CABLES ET RADIO City : Wallis State or province : Wallis et Futuna Country : FRANCE (Wallis and Futuna) Tectonic plate : PCFC Geological information : Geographical coordinates (ITRF) : North Latitude : -13 deg 15' 57'' East Longitude : -176 deg 10' 46'' Ellipsoid height : 159 m Approximate altitude : 118 m 2. DORIS antenna and reference point information 2.1 Four character ID : WALA Antenna model : Alcatel Antenna serial number : IERS DOMES number : 92901S001 CNES/IGN number : 929011 CTDP number : 37 Date installed (dd/mm/yy): 02/01/1989 Date removed (dd/mm/yy) : 08/12/2000 Antenna support type : Guyed 2 metre tower Installed on : Front wall interface on a load bearing wall of a 1 : storied building. Height above ground mark : 6.695 m Ground mark type : Brass mark 12 mm diameter Ground mark DOMES number : 92901M001 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 86 33 037 Beacon model : 1.0 USO serial number : 1.577 4 Char. ID of the REF point : WALA Date installed (dd/mm/yy) : 01/01/1989 Date removed (dd/mm/yy) : 13/03/1994 3.2 Beacon serial number : 86 33 029 Beacon model : 1.0 USO serial number : 2.692 4 Char. ID of the REF point : WALA Date installed (dd/mm/yy) : 21/05/1994 Date removed (dd/mm/yy) : 28/01/1998 3.3 Beacon serial number : 86 33 059 Beacon model : 1.0 USO serial number : 1.399 4 Char. ID of the REF point : WALA Date installed (dd/mm/yy) : 29/01/1998 Date removed (dd/mm/yy) : 08/12/2000 4. ITRF coordinates and velocities of the current DORIS ref. point (WALA) Solution : ITRF2000 Epoch : 1997.0 X = -6195393.766 m Y = -413727.968 m Z = -1454075.313 m Sig X = 0.013 m Sig Y = 0.018 m Sig Z = 0.009 m VX = -0.0090 m/y VY = 0.0607 m/y VZ = 0.0328 m/y Sig VX = 0.0063 m/y Sig VY = 0.0091 m/y Sig VZ = 0.0042 m/y 5. IERS collocation information 6. Tide Gauge collocation information 7. Local site ties 7.1 Point description : Mark under the DORIS antenna DOMES number : 92901M001 Differential components from the current DORIS ref. point (WALA) to the above point (in the ITRS) : dX (m) : 6.497 dY (m) : 0.434 dZ (m) : 1.535 Accuracy (m) : 0.01 Date measured : Additional information : 7.2 Point description : SWP 90 GPS Mark DOMES number : Differential components from the current DORIS ref. point (WALA) to the above point (in the ITRS) : dX (m) : 39.533 dY (m) : -76.667 dZ (m) : -82.711 Accuracy (m) : 0.03 Date measured : Additional information : 8. Meteorological Instrumentation 8.1 Humidity sensor Model : MUC13 + transmitter M-UTN3 Manufacturer : SPSI Accuracy : Notes : 8.2 Pressure sensor Model : M-PaTN.8 Manufacturer : SPSI Accuracy : Height : -1.25 m above the current DORIS ref. point (WALA) Notes : 8.3 Temperature sensor Model : Constructed for DORIS beacons Manufacturer : CEIS-TM Accuracy : 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 (ED/AL/MA) : 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