ST JOHN'S DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 07/03/2017 Report type : UPDATE 1. Site location information Site name : ST JOHN'S Site DOMES number : 40101 Host agency : NRCan City : St John's State or province : Newfoundland Country : CANADA Tectonic plate : NOAM Geological information : Geographical coordinates (ITRF) : North Latitude : 47 deg 35' 43'' East Longitude : -52 deg 40' 41'' Ellipsoid height : 153 m Approximate altitude : 143 m 2. DORIS antenna and reference point information 2.1 Four character ID : STJB Antenna model : STAREC 52291 type Antenna serial number : 55 IERS DOMES number : 40101S002 CNES/IGN number : 401011 DORIS SSALTO number : 89 Date installed (dd/mm/yy): 27/09/1999 Date removed (dd/mm/yy) : 06/06/2000 Antenna support type : Concrete pillar Installed on : Rock outcrop. 4 rods reinforcing the pillar were drilled 1 meter deep into the rock. Height above ground mark : 0.520 m Ground mark type : Domed stainless steel mark 12 mm diameter Ground mark DOMES number : 40101M002 Notes : 2.2 Four character ID : STJB Antenna model : STAREC 52291 type Antenna serial number : 63 IERS DOMES number : 40101S002 CNES/IGN number : 401011 DORIS SSALTO number : 89 Date installed (dd/mm/yy): 06/06/2000 Date removed (dd/mm/yy) : 12/07/2013 Antenna support type : Concrete pillar Installed on : Rock outcrop. 4 rods reinforcing the pillar were drilled 1 meter deep into the rock. Height above ground mark : 0.520 m Ground mark type : Domed stainless steel mark 12 mm diameter Ground mark DOMES number : 40101M002 Notes : Antenna change without centering control 2.3 Four character ID : STKB Antenna model : Starec 52291 type Antenna serial number : 162 IERS DOMES number : 40101S003 CNES/IGN number : 401012 DORIS SSALTO number : 338 Date installed (dd/mm/yy): 13/07/2013 Date removed (dd/mm/yy) : Antenna support type : 40 cm high stainless structure Installed on : concrete pillar anchored in a rock outcrop Height above ground mark : 0.852 m Ground mark type : Domed stainless steel mark 12 mm diameter Ground mark DOMES number : 40101M002 Notes : 3. DORIS beacons information 3.1 Beacon serial number : 9845109 Beacon model : 2.0 USO serial number : 3.307 4 Char. ID of the REF point : STJB Date installed (dd/mm/yy) : 27/09/1999 Date removed (dd/mm/yy) : 30/03/2005 3.2 Beacon serial number : 2819047 Beacon model : 3.0 USO serial number : 3.377 4 Char. ID of the REF point : STJB Date installed (dd/mm/yy) : 01/04/2005 Date removed (dd/mm/yy) : 12/07/2013 3.3 Beacon serial number : 2819040 Beacon model : 3.0 USO serial number : 3.869 4 Char. ID of the REF point : STKB Date installed (dd/mm/yy) : 13/07/2013 Date removed (dd/mm/yy) : 26/07/2016 3.4 Beacon serial number : 2819047 Beacon model : 3.0 USO serial number : 3.377 4 Char. ID of the REF point : STKB Date installed (dd/mm/yy) : 26/07/2016 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (STKB) Solution : ITRF2008 (tie to STJB) Epoch : 2005.0 X = 2612607.967 m Y = -3426816.265 m Z = 4686764.599 m Sig X = 0.001 m Sig Y = 0.001 m Sig Z = 0.001 m VX = -0.0172 m/y VY = -0.0015 m/y VZ = 0.0054 m/y Sig VX = 0.0005 m/y Sig VY = 0.0005 m/y Sig VZ = 0.0004 m/y 5. IERS colocation information 5.1 Instrument type : VLBI Status : Mobile DOMES number of the instrument ref. point : 40101M003 Notes : 5.2 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 40101M001 Notes : IGS station (STJO) 5.3 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 40101M005 Notes : IGS statio (STJ3) 6. Tide Gauge colocation information 6.1 Name : St John's Location : St John's GLOSS number : 223 Distance : 3.6 km Notes : Tie measured 09/1999 7. Local site ties 7.1 Point description : DORIS Starec antenna reference point (STJB) DOMES number : 40101S002 Differential components from the current DORIS ref. point (STKB) to the above point (in the ITRS) : dX (m) : -0.155 dY (m) : 0.181 dZ (m) : -0.235 Accuracy (m) : 0.001 Date measured : 12/07/2013 Additional information : Survey by IGN-F 7.2 Point description : Mark under the DORIS antenna DOMES number : 40101M002 Differential components from the current DORIS ref. point (STKB) to the above point (in the ITRS) : dX (m) : -0.349 dY (m) : 0.457 dZ (m) : -0.628 Accuracy (m) : 0.001 Date measured : 12/07/2013 Additional information : Survey by IGN-F 7.3 Point description : Mobile VLBI (CDP 7625) DOMES number : 40101M003 Differential components from the current DORIS ref. point (STKB) to the above point (in the ITRS) : dX (m) : -62.410 dY (m) : -62.503 dZ (m) : -8.443 Accuracy (m) : 0.002 Date measured : 12/07/2013 Additional information : Survey by IGN-F 7.4 Point description : Permanent GNSS station IGS (STJ3) DOMES number : 40101M005 Differential components from the current DORIS ref. point (STKB) to the above point (in the ITRS) : dX (m) : -19.168 dY (m) : -4.371 dZ (m) : 9.096 Accuracy (m) : 0.001 Date measured : 12/07/2013 Additional information : Survey by IGN-F 7.5 Point description : Permanent GNSS station IGS (STJO) DOMES number : 40101M001 Differential components from the current DORIS ref. point (STKB) to the above point (in the ITRS) : dX (m) : 23.127 dY (m) : 9.231 dZ (m) : -6.723 Accuracy (m) : 0.001 Date measured : 12/07/2013 Additional information : Survey by IGN-F 8. Meteorological Instrumentation 8.1 Humidity sensor Model : Manufacturer : Accuracy : Notes : No humidity sensor 8.2 Pressure sensor Model : Manufacturer : Accuracy : Height : m above the current DORIS ref. point (STKB) Notes : No pressure sensor 8.3 Temperature sensor Model : Manufacturer : Accuracy : Notes : No temperature sensor 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 : Francois BOLDO Agency : Institut Geographique National Mailing address : CNES (DNO/SA/IS) : 18 Avenue Edouard Belin : 31401 TOULOUSE Cedex FRANCE Telephone : + 33 5 61 27 40 72 Fax : E-mail : simb (.) doris (@) cnes.fr