HARTEBEESTHOEK DORIS site description form 0. Form Prepared by : SIMB (DORIS installation and maintenance department) Date prepared : 01/02/2012 Report type : UPDATE 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 : 6.97 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 : 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 : HBLB Antenna model : Starec 52291 type Antenna serial number : 60 IERS DOMES number : 30302S006 CNES/IGN number : 303023 DORIS SSALTO number : 387 Date installed (dd/mm/yy): 12/09/2005 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, the antenna was not changed nor moved, ID & n° SSALTO changed 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 : HBLB 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) : 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 : VLBI Status : Permanent DOMES number of the instrument ref. point : 30302S001 Notes : CDP 7232 5.2 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 30302M004 Notes : IGS station HRAO 5.3 Instrument type : GNSS Status : Permanent DOMES number of the instrument ref. point : 30302M009 Notes : IGS station HARB 5.4 Instrument type : SLR Status : Permanent DOMES number of the instrument ref. point : 30302M003 Notes : CDP 7501 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 : IGS station 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) : -22.290 dZ (m) : -10.254 Accuracy (m) : 0.001 Date measured : 01/08/2003 Additional information : Survey by IGN-F 7.4 Point description : IGS station HRAO DOMES number : 30302M004 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : 699.034 dY (m) : -1951.575 dZ (m) : -260.640 Accuracy (m) : 0.001 Date measured : 01/08/2003 Additional information : Survey by IGN-F 7.5 Point description : SLR mark (CDP 7501) DOMES number : 30302M003 Differential components from the current DORIS ref. point (HBMB) to the above point (in the ITRS) : dX (m) : 747.659 dY (m) : -2017.167 dZ (m) : -217.841 Accuracy (m) : 0.001 Date measured : 01/08/2003 Additional information : Survey by IGN-F 7.6 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) 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 : 1.4 m above the current DORIS ref. point (HBMB) 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 de 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 (DCT/ME/OT) : 18 Avenue Edouard BELIN : 31401 TOULOUSE Cedex FRANCE Telephone : + 33 5 61 27 40 72 Fax : + 33 5 61 28 25 95 E-mail : Simb (.) Doris (@) cnes.fr