SANTA CRUZ DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 29/06/2020 Report type : NEW 1. Site location information Site name : SANTA CRUZ Site DOMES number : 42005 Host agency : Fundacion Charles Darwin City : Puerto Ayora State or province : Santa Cruz, Galapagos Country : ECUADOR Tectonic plate : NAZC Geological information : Geographical coordinates (ITRF) : North Latitude : 0 deg 44' 33'' East Longitude : -90 deg 18' 16'' Ellipsoid height : 6 m Approximate altitude : 10 m 2. DORIS antenna and reference point information 2.1 Four character ID : SCRB Antenna model : Starec 52291 type Antenna serial number : 114 IERS DOMES number : 42005S001 CNES/IGN number : 420051 DORIS SSALTO number : 247 Date installed (dd/mm/yy): 03/04/2005 Date removed (dd/mm/yy) : 29/08/2019 Antenna support type : 30 cm sided very rigid metal tower, 1 m high Installed on : Terrace of a one-storey building. Top of a 3 m high load-bearing concrete pillar Height above ground mark : 1.428 m Ground mark type : Domed brass screw Ground mark DOMES number : 42005M003 Notes : 2.2 Four character ID : SCRC Antenna model : Starec C type Antenna serial number : 186 IERS DOMES number : 42005S002 CNES/IGN number : 420051 DORIS SSALTO number : 2247 Date installed (dd/mm/yy): 02/09/2019 Date removed (dd/mm/yy) : Antenna support type : 30 cm sided very rigid metal tower, 1 m high Installed on : Terrace of a one-storey building. Top of a 3 m high load-bearing concrete pillar Height above ground mark : 1.427 m Ground mark type : Domed brass screw Ground mark DOMES number : 42005M003 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 2819032 Beacon model : 3.0 USO serial number : 3.269 4 Char. ID of the REF point : SCRC Date installed (dd/mm/yy) : 02/04/2005 Date removed (dd/mm/yy) : 18/06/2009 3.2 Beacon serial number : 1200089 Beacon model : 3.1 USO serial number : 3.1036 4 Char. ID of the REF point : SCRC Date installed (dd/mm/yy) : 02/09/2019 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (SCRC) Solution : ITRF2014 Epoch : 2000.0 X = -33879.939 m Y = -6377521.952 m Z = -82085.574 m Sig X = 0.002 m Sig Y = 0.003 m Sig Z = 0.002 m VX = 0.05070 m/y VY = 0.00033 m/y VZ = 0.01056 m/y Sig VX = m/y Sig VY = m/y Sig VZ = m/y 5. IERS colocation information 5.1 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 42005M002 Notes : IGS station "GLPS" 6. Tide Gauge colocation information 6.1 Name : Santa Cruz Location : Puerto Ayora GLOSS number : Distance : 1.67 km Notes : PSMSL N°1472 7. Local site ties 7.1 Point description : IGS station GLPS DOMES number : 42005M002 Differential components from the current DORIS ref. point (SCRC) to the above point (in the ITRS) : dX (m) : 78.026 dY (m) : 5.429 dZ (m) : -68.865 Accuracy (m) : 0.003 Date measured : 30/08/2019 Additional information : Survey by IGN-F 7.2 Point description : Mark on terrace under the DORIS antenna DOMES number : 42005M000 Differential components from the current DORIS ref. point (SCRC) to the above point (in the ITRS) : dX (m) : 0.008 dY (m) : 1.427 dZ (m) : 0.018 Accuracy (m) : 0.001 Date measured : 30/08/2019 Additional information : Survey by IGN-F 8. Meteorological Instrumentation 8.1 Humidity sensor Model : Manufacturer : Accuracy : Notes : 8.2 Pressure sensor Model : Manufacturer : Accuracy : Height : Notes : 8.3 Temperature sensor Model : Manufacturer : Accuracy : Notes : 9. DORIS network contacts Primary contact: Name : Jerome SAUNIER Agency : Institut Geographique National Mailing address : Service de Geodesie et Nivellement : 73 avenue de Paris : 94165 SAINT-MANDE Cedex FRANCE Telephone : + 33 1 43 98 83 63 Fax : + 33 1 43 98 84 50 E-mail : jerome (.) saunier (@) ign.fr Secondary contact: Name : Odile FOURESTIER Agency : Institut Geographique National Mailing address : CNES (DNO/SA/IS) : 18 Avenue Edouard Belin : 31401 TOULOUSE Cedex FRANCE Telephone : + 33 5 61 28 24 49 Fax : E-mail : simb (.) doris (@) cnes.fr