LA REUNION 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 : LA REUNION Site DOMES number : 97401 Host agency : Obs. volcanologique du Piton de la Fournaise City : La Plaine des Cafres State or province : La Reunion Country : FRANCE (Mascarene Islands) Tectonic plate : AFRC Geological information : Geographical coordinates (ITRF) : North Latitude : -21 deg 12' 32’’ East Longitude : 55 deg 34' 19’’ Ellipsoid height : 1561 m Approximate altitude : 1560 m 2. DORIS antenna and reference point information 2.1 Four character ID : REUA Antenna model : Alcatel Antenna serial number : 12 IERS DOMES number : 97401S001 CNES/IGN number : 974011 DORIS SSALTO number : 12 Date installed (dd/mm/yy): 01/01/1987 Date removed (dd/mm/yy) : 10/12/1998 Antenna support type : Guyed 4 metre tower Installed on : Concrete pad Height above ground mark : 4.275 m Ground mark type : Glued target Ground mark DOMES number : 97401M002 Notes : 2.2 Four character ID : REUB Antenna model : Starec 52290 type Antenna serial number : 46 IERS DOMES number : 97401S002 CNES/IGN number : 974012 DORIS SSALTO number : 83 Date installed (dd/mm/yy): 16/12/1998 Date removed (dd/mm/yy) : 01/12/2003 Antenna support type : Guyed 3 metre tower Installed on : Concrete pad Height above ground mark : 3.364 m Ground mark type : Brass mark embeded in base plate of antenna Ground mark DOMES number : 97401M004 Notes : 2.3 Four character ID : REUB Antenna model : Starec 52291 type Antenna serial number : 106 IERS DOMES number : 97401S002 CNES/IGN number : 974012 DORIS SSALTO number : 83 Date installed (dd/mm/yy): 01/12/2003 Date removed (dd/mm/yy) : 11/02/2020 Antenna support type : Guyed 3 metre tower Installed on : Concrete pad Height above ground mark : 3.364 m Ground mark type : Brass mark embeded in base plate of antenna Ground mark DOMES number : 97401M004 Notes : 2.4 Four character ID : REUC Antenna model : Starec C type Antenna serial number : 189 IERS DOMES number : 97401S003 CNES/IGN number : 974013 DORIS SSALTO number : 1083 Date installed (dd/mm/yy): 12/02/2020 Date removed (dd/mm/yy) : Antenna support type : 2 m high very rigid metal tower Installed on : Concrete pad 2 m deep 60 cm square Height above ground mark : 2.432 m Ground mark type : Domed brass Ground mark DOMES number : 97401M005 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 8627012 Beacon model : 1.0 USO serial number : 1.480 4 Char. ID of the REF point : REUA Date installed (dd/mm/yy) : 01/01/1987 Date removed (dd/mm/yy) : 05/04/1997 3.2 Beacon serial number : 8633038 Beacon model : 1.0 USO serial number : 2.1048 4 Char. ID of the REF point : REUA Date installed (dd/mm/yy) : 07/05/1997 Date removed (dd/mm/yy) : 20/05/1997 3.3 Beacon serial number : 8627022 Beacon model : 1.0 USO serial number : 1.353 4 Char. ID of the REF point : REUA Date installed (dd/mm/yy) : 23/06/1997 Date removed (dd/mm/yy) : 10/12/1998 3.4 Beacon serial number : 8627022 Beacon model : 1.0 USO serial number : 1.353 4 Char. ID of the REF point : REUB Date installed (dd/mm/yy) : 16/12/1998 Date removed (dd/mm/yy) : 30/11/2003 3.5 Beacon serial number : 2819039 Beacon model : 3.0 USO serial number : 3.337 4 Char. ID of the REF point : REUB Date installed (dd/mm/yy) : 01/12/2003 Date removed (dd/mm/yy) : 09/07/2004 3.6 Beacon serial number : 2819024 Beacon model : 3.0 USO serial number : 3.300 4 Char. ID of the REF point : REUB Date installed (dd/mm/yy) : 13/08/2004 Date removed (dd/mm/yy) : 02/06/2008 3.7 Beacon serial number : 2819038 Beacon model : 3.0 USO serial number : 3.327 4 Char. ID of the REF point : REUB Date installed (dd/mm/yy) : 02/06/2008 Date removed (dd/mm/yy) : 12/02/2009 3.8 Beacon serial number : 2819012 Beacon model : 3.0 USO serial number : 3.268 4 Char. ID of the REF point : REUB Date installed (dd/mm/yy) : 12/02/2009 Date removed (dd/mm/yy) : 11/02/2020 3.9 Beacon serial number : 19194011 Beacon model : 4.0 USO serial number : 4.0010 4 Char. ID of the REF point : REUC Date installed (dd/mm/yy) : 12/02/2020 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (REUC) Solution : dpod2014_04 (ITRF2014) Epoch : 2000.0 X = 3364079.972 m Y = 4907923.667 m Z = -2293546.616 m Sig X = 0.001 m Sig Y = 0.003 m Sig Z = 0.001 m VX = -0.01283 m/y VY = 0.01318 m/y VZ = 0.01129 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 : 97401M003 Notes : IGS station "REUN" 6. Tide Gauge colocation information 6.1 Name : Pte des Galets Location : Reunion Is. GLOSS number : 17 Distance : 43 km Notes : 7. Local site ties 7.1 Point description : Mark underneath the DORIS antenna DOMES number : 97401M005 Differential components from the current DORIS ref. point (REUC) to the above point (in the ITRS) : dX (m) : -1.282 dY (m) : -1.870 dZ (m) : 0.879 Accuracy (m) : 0.001 Date measured : 11/02/2020 Additional information : Survey by IGN-F 7.2 Point description : DORIS antenna reference point (REUB) DOMES number : 97401S002 Differential components from the current DORIS ref. point (REUC) to the above point (in the ITRS) : dX (m) : 13.374 dY (m) : 21.154 dZ (m) : 64.621 Accuracy (m) : 0.001 Date measured : 11/02/2020 Additional information : Survey by IGN-F 7.3 Point description : Mark on pillar (IGS station REUN) DOMES number : 97401M003 Differential components from the current DORIS ref. point (REUC) to the above point (in the ITRS) : dX (m) : 19.208 dY (m) : 20.734 dZ (m) : 79.703 Accuracy (m) : 0.001 Date measured : 11/02/2020 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