METSAHOVI DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 24/10/2017 Report type : 1. Site location information Site name : METSAHOVI Site DOMES number : 10503 Host agency : Finnish Geospatial Research Institute (FGI) City : Masala State or province : Country : FINLAND Tectonic plate : EURA Geological information : Geographical coordinates (ITRF) : North Latitude : 60 deg 14' 31'' East Longitude : 24 deg 23' 4'' Ellipsoid height : 62 m Approximate altitude : 42 m 2. DORIS antenna and reference point information 2.1 Four character ID : META Antenna model : Alcatel Antenna serial number : 53 IERS DOMES number : 10503S013 CNES/IGN number : 105031 DORIS SSALTO number : 6 Date installed (dd/mm/yy): 21/06/1988 Date removed (dd/mm/yy) : 25/10/2000 Antenna support type : Guyed 3 metre tower Installed on : Concrete block Height above ground mark : 3.062 m Ground mark type : FGI mark fixed on the base plate. Ground mark DOMES number : 10503M004 Notes : 2.2 Four character ID : METB Antenna model : Starec 52291 type Antenna serial number : 68 IERS DOMES number : 10503S015 CNES/IGN number : 105032 DORIS SSALTO number : 97 Date installed (dd/mm/yy): 26/10/2000 Date removed (dd/mm/yy) : 19/05/2005 Antenna support type : 2.5 m rigid tower Installed on : 55cm sided concrete block (1.6 m deep) Height above ground mark : 2.909 m Ground mark type : FGI geodetic mark fixed on top concrete block Ground mark DOMES number : 10503M006 Notes : 2.3 Four character ID : METB Antenna model : Starec 52291 type Antenna serial number : 104 IERS DOMES number : 10503S015 CNES/IGN number : 105032 DORIS SSALTO number : 97 Date installed (dd/mm/yy): 19/05/2005 Date removed (dd/mm/yy) : 26/06/2012 Antenna support type : 2.5 m rigid tower Installed on : 55cm sided concrete block (1.6 m deep) Height above ground mark : 2.909 m Ground mark type : FGI geodetic mark fixed on top concrete block Ground mark DOMES number : 10503M006 Notes : Antenna change without centering control 2.4 Four character ID : MEUB Antenna model : Starec 52291 type Antenna serial number : 143 IERS DOMES number : 10503S016 CNES/IGN number : 105033 DORIS SSALTO number : 333 Date installed (dd/mm/yy): 29/06/2012 Date removed (dd/mm/yy) : Antenna support type : 2 m high very rigid metal tower Installed on : 55 cm sided concrete block Height above ground mark : m Ground mark type : Ground mark DOMES number : Notes : 3. DORIS beacons information 3.1 Beacon serial number : 8633044 Beacon model : 1.0 USO serial number : 1.399 4 Char. ID of the REF point : META Date installed (dd/mm/yy) : 01/07/1988 Date removed (dd/mm/yy) : 01/09/1988 3.2 Beacon serial number : 8627005 Beacon model : 1.0 USO serial number : 1.276 4 Char. ID of the REF point : META Date installed (dd/mm/yy) : 01/10/1988 Date removed (dd/mm/yy) : 09/08/1994 3.3 Beacon serial number : 8633028 Beacon model : 1.0 USO serial number : 1.511 4 Char. ID of the REF point : META Date installed (dd/mm/yy) : 15/08/1994 Date removed (dd/mm/yy) : 25/10/2000 3.4 Beacon serial number : 8633028 Beacon model : 1.0 USO serial number : 1.511 4 Char. ID of the REF point : METB Date installed (dd/mm/yy) : 26/10/2000 Date removed (dd/mm/yy) : 15/08/2003 3.5 Beacon serial number : 2819036 Beacon model : 3.0 USO serial number : 3.298 4 Char. ID of the REF point : METB Date installed (dd/mm/yy) : 18/08/2003 Date removed (dd/mm/yy) : 01/01/2004 3.6 Beacon serial number : 2819040 Beacon model : 3.0 USO serial number : 3.295 4 Char. ID of the REF point : METB Date installed (dd/mm/yy) : 10/01/2004 Date removed (dd/mm/yy) : 28/01/2005 3.7 Beacon serial number : 2819048 Beacon model : 3.0 USO serial number : 3.400 4 Char. ID of the REF point : METB Date installed (dd/mm/yy) : 17/02/2005 Date removed (dd/mm/yy) : 18/05/2005 3.8 Beacon serial number : 2819057 Beacon model : 3.0 USO serial number : 3.326 4 Char. ID of the REF point : METB Date installed (dd/mm/yy) : 18/05/2005 Date removed (dd/mm/yy) : 26/06/2012 3.9 Beacon serial number : 2819018 Beacon model : 3.0 USO serial number : 3.569 4 Char. ID of the REF point : MEUB Date installed (dd/mm/yy) : 29/06/2012 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (MEUB) Solution : ITRF2008 (tie to METB) Epoch : 2005.0 X = 2890643.876 m Y = 1310311.742 m Z = 5513962.524 m Sig X = 0.001 m Sig Y = 0.001 m Sig Z = 0.001 m VX = -0.0162 m/y VY = 0.0145 m/y VZ = 0.0103 m/y Sig VX = 0.0001 m/y Sig VY = 0.0001 m/y Sig VZ = 0.0001 m/y 5. IERS colocation information 5.1 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 10503M002 Notes : ex VLBI mark CDP 7601 6. Tide Gauge colocation information 7. Local site ties 7.1 Point description : Permanent GNSS station IGS (METG) DOMES number : 10503M002 Differential components from the current DORIS ref. point (MEUB) to the above point (in the ITRS) : dX (m) : 8.734 dY (m) : -16.305 dZ (m) : -3.729 Accuracy (m) : 0.001 Date measured : 02/07/2012 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 hPa Height : 1.8 m below the current DORIS ref. point (MEUB) Notes : long term stability = +/- 0.1 hPa/year 8.3 Temperature sensor Model : HMP45D Manufacturer : VAISALA Accuracy : +/- 0.5 deg C 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