SYOWA DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 6/05/2004 Report type : UPDATE 1. Site location information Site name : SYOWA Site DOMES number : 66006 Host agency : Japanese Antarctic Research Expedition City : Syowa base State or province : Country : ANTARCTICA (Japanese base) Tectonic plate : ANTA Geological information : Geographical coordinates (ITRF) : North Latitude : -69 deg 0' 18'' East Longitude : 39 deg 34' 43'' Ellipsoid height : 43 m Approximate altitude : 47 m 2. DORIS antenna and reference point information 2.1 Four character ID : SYOB Antenna model : Starec 52290 type Antenna serial number : IERS DOMES number : 66006S001 CNES/IGN number : 660061 CTDP number : 54 Date installed (dd/mm/yy): 10/02/1993 Date removed (dd/mm/yy) : 03/05/1998 Antenna support type : Guyed 6 m tower Installed on : Concrete pad Height above ground mark : 6.43 m Ground mark type : Mark (unknown type) Ground mark DOMES number : 66006M001 Notes : 2.2 Four character ID : SYPB Antenna model : Starec 52291 type Antenna serial number : 59 IERS DOMES number : 66006S003 CNES/IGN number : 660062 CTDP number : 84 Date installed (dd/mm/yy): 29/01/1999 Date removed (dd/mm/yy) : Antenna support type : Reinforced concrete pillar Installed on : Rock ground Height above ground mark : 0.530 m Ground mark type : Domed stainless steel mark on the plate embeded on : the top of the pillar. Ground mark DOMES number : 66006M003 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 86 33 054 Beacon model : 1.0 USO serial number : 1.581 4 Char. ID of the REF point : SYOB Date installed (dd/mm/yy) : 01/02/1993 Date removed (dd/mm/yy) : 04/05/1998 3.2 Beacon serial number : 86 33 054 Beacon model : 1.0 USO serial number : 1.581 4 Char. ID of the REF point : SYPB Date installed (dd/mm/yy) : 29/01/1999 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (SYPB) Solution : ITRF2000 Epoch : 1997.0 X = 1766505.896 m Y = 1460266.974 m Z = -5932207.693 m Sig X = 0.003 m Sig Y = 0.003 m Sig Z = 0.007 m VX = 0.0038 m/y VY = -0.0015 m/y VZ = -0.0015 m/y Sig VX = 0.0008 m/y Sig VY = 0.0008 m/y Sig VZ = 0.0018 m/y 5. IERS colocation information 5.1 Instrument type : GPS Status : Permanent DOMES number of the instrument ref. point : 66006S002 Notes : 6. Tide Gauge colocation information 6.1 Name : Syowa Location : Syowa GLOSS number : 95 Distance : 1 km Notes : 7. Local site ties 7.1 Point description : DORIS 2 mark on a concrete pillar DOMES number : 66006M003 Differential components from the current DORIS ref. point (SYPB) to the above point (in the ITRS) : dX (m) : -0.146 dY (m) : -0.121 dZ (m) : 0.494 Accuracy (m) : 0.001 Date measured : Aug 1999 Additional information : Source : NIPR/CAEM (K.Shibuya) 7.2 Point description : IGS station SYOG DOMES number : 66006S002 Differential components from the current DORIS ref. point (SYPB) to the above point (in the ITRS) : dX (m) : -298.055 dY (m) : 23.376 dZ (m) : -89.987 Accuracy (m) : 0.002 Date measured : May & Aug 1999 Additional information : Source : NIPR/CAEM (K.Shibuya) 7.3 Point description : DORIS Starec antenna reference point (SYOB) DOMES number : 66006S001 Differential components from the current DORIS ref. point (SYPB) to the above point (in the ITRS) : dX (m) : -6.973 dY (m) : 7.447 dZ (m) : -4.098 Accuracy (m) : 0.05 Date measured : 1994 and 1998 Additional information : Source : NIPR/CAEM (K.Shibuya) 7.4 Point description : SCAR mark # 2316 (SYOW) DOMES number : 66006M002 Differential components from the current DORIS ref. point (SYPB) to the above point (in the ITRS) : dX (m) : -323.295 dY (m) : 69.770 dZ (m) : -77.790 Accuracy (m) : 0.002 Date measured : 1996 and 1998 Additional information : Source : NIPR/CAEM (K.Shibuya) 8. Meteorological Instrumentation 8.1 Humidity sensor Model : MUC13 + transmitter M-UTN3 Manufacturer : SPSI Accuracy : Notes : 8.2 Pressure sensor Model : TP/FQ/02 Manufacturer : ORION Accuracy : Height : m above the current DORIS ref. point (SYPB) 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