HARTEBEESTHOEK 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 : HARTEBEESTHOEK Site DOMES number : 30302 Host agency : SANSA Space Operations City : Hartebeesthoek State or province : Pretoria Country : SOUTH AFRICA Tectonic plate : AFRC Geological information : Geographical coordinates (ITRF) : North Latitude : -25 deg 53' 13'' East Longitude : 27 deg 42' 27'' Ellipsoid height : 1559 m Approximate altitude : 1534 m 2. DORIS antenna and reference point information 2.1 Four character ID : HBKA Antenna model : Alcatel Antenna serial number : 24 IERS DOMES number : 30302S202 CNES/IGN number : 303021 DORIS SSALTO number : 19 Date installed (dd/mm/yy): 10/03/1988 Date removed (dd/mm/yy) : 26/05/1997 Antenna support type : 3 meters pylon not guyed Installed on : Embeded on the side face of a pillar support of a one storied building. Height above ground mark : 6.970 m Ground mark type : Target glued on concrete floor. Ground mark DOMES number : 30302M005 Notes : 2.2 Four character ID : HBLA Antenna model : Alcatel Antenna serial number : 24 IERS DOMES number : 30302S005 CNES/IGN number : 303022 DORIS SSALTO number : 76 Date installed (dd/mm/yy): 30/05/1997 Date removed (dd/mm/yy) : 07/08/2000 Antenna support type : 3.5 m tower not guyed Installed on : Embeded on the side face of a pillar support of a one storied building. Height above ground mark : m Ground mark type : Domed brass mark Ground mark DOMES number : 30302M006 Notes : 2.3 Four character ID : HBKB Antenna model : Starec 52291 type Antenna serial number : 60 IERS DOMES number : 30302S006 CNES/IGN number : 303023 DORIS SSALTO number : 95 Date installed (dd/mm/yy): 10/08/2000 Date removed (dd/mm/yy) : 11/09/2005 Antenna support type : 2 meter tubular mast 0.15 m diameter Installed on : Mast extends 4 meters deep (3 m in soil + 1 m in rock). Mast filled with concrete. Height above ground mark : 0.504 m Ground mark type : Mark on top of the mast. Ground mark DOMES number : 30302M008 Notes : 2.4 Four character ID : HBKB Antenna model : Starec 52291 type Antenna serial number : 60 IERS DOMES number : 30302S006 CNES/IGN number : 303023 DORIS SSALTO number : 95 Date installed (dd/mm/yy): 11/09/2005 Date removed (dd/mm/yy) : 21/11/2006 Antenna support type : 2 meter tubular mast 0.15 m diameter Installed on : Mast extends 4 meters deep (3 m in soil + 1 m in rock). Mast filled with concrete. Height above ground mark : 0.504 m Ground mark type : Mark on top of the mast. Ground mark DOMES number : 30302M008 Notes : Station upgrade, becomming the third Master beacon & antenna was not changed nor moved, SSALTO number changed, the ID changed from HBKB to HBLB DOMES number remains unchanged 2.5 Four character ID : HBMB Antenna model : Starec 52291 type Antenna serial number : 134 IERS DOMES number : 30302S008 CNES/IGN number : 303024 DORIS SSALTO number : 1387 Date installed (dd/mm/yy): 22/11/2006 Date removed (dd/mm/yy) : Antenna support type : 2 meter tubular mast 0.15 m diameter Installed on : Mast extends 4 meters deep (3 m in soil + 1 m in rock). Mast filled with concrete Height above ground mark : 0.678 m Ground mark type : Mark on top of the mast. Ground mark DOMES number : 30302M008 Notes : Antenna raised by 174 mm in order to remove the N-type bent cable connectors 3. DORIS beacons information 3.1 Beacon serial number : 8627019 Beacon model : 1.0 USO serial number : 1.539 4 Char. ID of the REF point : HBKA Date installed (dd/mm/yy) : 01/04/1988 Date removed (dd/mm/yy) : 04/09/1996 3.2 Beacon serial number : 8627005 Beacon model : 1.0 USO serial number : 3.116 4 Char. ID of the REF point : HBKA Date installed (dd/mm/yy) : 04/09/1996 Date removed (dd/mm/yy) : 26/05/1997 3.3 Beacon serial number : 8627005 Beacon model : 1.0 USO serial number : 3.116 4 Char. ID of the REF point : HBLA Date installed (dd/mm/yy) : 30/05/1997 Date removed (dd/mm/yy) : 09/08/2000 3.4 Beacon serial number : 8627005 Beacon model : 1.0 USO serial number : 3.116 4 Char. ID of the REF point : HBKB Date installed (dd/mm/yy) : 11/08/2000 Date removed (dd/mm/yy) : 29/10/2004 3.5 Beacon serial number : 8633034 Beacon model : 1.0 USO serial number : 1.540 4 Char. ID of the REF point : HBKB Date installed (dd/mm/yy) : 27/01/2005 Date removed (dd/mm/yy) : 11/09/2005 3.6 Beacon serial number : 2819058 Beacon model : 3.0 USO serial number : NO USO 4 Char. ID of the REF point : HBKB Date installed (dd/mm/yy) : 12/09/2005 Date removed (dd/mm/yy) : 20/11/2006 3.7 Beacon serial number : 2819058 Beacon model : 3.0 USO serial number : NO USO 4 Char. ID of the REF point : HBMB Date installed (dd/mm/yy) : 21/11/2006 Date removed (dd/mm/yy) : 05/03/2007 3.8 Beacon serial number : 2819007 Beacon model : 3.0 USO serial number : NO USO 4 Char. ID of the REF point : HBMB Date installed (dd/mm/yy) : 06/03/2007 Date removed (dd/mm/yy) : 23/10/2013 3.9 Beacon serial number : 2819019 Beacon model : 3.1 USO serial number : NO USO 4 Char. ID of the REF point : HBMB Date installed (dd/mm/yy) : 23/10/2013 Date removed (dd/mm/yy) : 17/07/2015 3.10 Beacon serial number : 2819058 Beacon model : 3.1 USO serial number : NO USO 4 Char. ID of the REF point : HBMB Date installed (dd/mm/yy) : 17/07/2015 Date removed (dd/mm/yy) : 4. ITRF coordinates and velocities of the current DORIS ref. point (HBMB) Solution : ITRF2008 Epoch : 2005.0 X = 5084653.440 m Y = 2670347.412 m Z = -2768470.902 m Sig X = 0.003 m Sig Y = 0.003 m Sig Z = 0.002 m VX = -0.0015 m/y VY = 0.0197 m/y VZ = 0.0166 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 : 30302M009 Notes : IGS station "HARB" 6. Tide Gauge colocation information 7. Local site ties 7.1 Point description : DORIS Alcatel antenna reference point (HBKA) DOMES number : 30302S202 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : -11.928 dY (m) : 2.468 dZ (m) : -26.120 Accuracy (m) : 0.02 Date measured : 01/08/2000 Additional information : Survey by IGN-F 7.2 Point description : DORIS Alcatel antenna reference point (HBLA) DOMES number : 30302S005 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : -11.971 dY (m) : 2.687 dZ (m) : -26.814 Accuracy (m) : 0.002 Date measured : 01/08/2000 Additional information : Survey by IGN-F 7.3 Point description : DORIS Starec antenna reference point (HBKB & HBLB) DOMES number : 30302S006 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : -0.138 dY (m) : -0.075 dZ (m) : 0.075 Accuracy (m) : 0.001 Date measured : 01/11/2006 Additional information : Survey by IGN-F HBKB & HBLB are the same point (upgrade to Master Beacon of the station) 7.4 Point description : Mark under the DORIS antenna DOMES number : 30302M008 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : -0.540 dY (m) : -0.286 dZ (m) : 0.299 Accuracy (m) : 0.001 Date measured : 04/03/2014 Additional information : Survey by IGN-F 7.5 Point description : Permanent GNSS station IGS (HARB) DOMES number : 30302M009 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : 4.188 dY (m) : -22.291 dZ (m) : -10.252 Accuracy (m) : 0.001 Date measured : 04/03/2014 Additional information : Survey by IGN-F 8. Meteorological Instrumentation 8.1 Humidity sensor Model : Manufacturer : Accuracy : Notes : No humidity sensor (3.1 configuration) 8.2 Pressure sensor Model : PTB210B Manufacturer : VAISALA Accuracy : +/- 0.20 mb Height : m below the current DORIS ref. point (HBMB) Notes : long term stability = +/- 0.1 mb/year 8.3 Temperature sensor Model : Manufacturer : Accuracy : Notes : No temperature sensor (3.1 configuration) 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