DJIBOUTI DORIS site description form


0. Form

   Prepared by       : SIMB (DORIS installation and maintenance department)
   Date prepared     : 13/11/2000
   Report type       : NEW


1. Site location information

   Site name               : DJIBOUTI
   Site DOMES number       : 39901
   Host agency             : ISERST (Observatoire d'Arta)
   City                    : Arta
   State or province       : 
   Country                 : DJIBOUTI
   Tectonic plate          : AFRC
   Geological information  : 
   Geographical coordinates (ITRF) : 
          North Latitude   :   11 deg 31' 35''
          East Longitude   :   42 deg 50' 48''
          Ellipsoid height :  716 m
   Approximate altitude    :  730 m


2. DORIS antenna and reference point information

2.1
   Four character ID        : DJIA
   Antenna model            : Alcatel
   Antenna serial number    : 28
   IERS DOMES number        : 39901S002
   CNES/IGN number          : 399011
   CTDP number              : 25
   Date installed (dd/mm/yy): 10/03/1987
   Date removed (dd/mm/yy)  : 04/07/2000
   Antenna support type     : Guyed 1 metre tower
   Installed on             : Top of a load-bearing wall of a 1 storied
                            : building.
   Height above ground mark : 1.458
   Ground mark type         : Metallic target
   Ground mark DOMES number : 39901M002
   Notes                    : 

2.2
   Four character ID        : DJIB
   Antenna model            : Starec 52291 type
   Antenna serial number    : 67
   IERS DOMES number        : 39901S003
   CNES/IGN number          : 39901
   CTDP number              : 94
   Date installed (dd/mm/yy): 04/07/2000
   Date removed (dd/mm/yy)  : 
   Antenna support type     : 0.5 meter tower
   Installed on             : Top of angle structure of a load bearing wall
                            : of a one storied building
   Height above ground mark : 0.932
   Ground mark type         : Domed brass mark 12 mm diam.
   Ground mark DOMES number : 39901
   Notes                    : 


3. DORIS beacons information

3.1
   Beacon serial number        : 86 33 025
   Beacon model                : 1.0
   USO serial number           : 1.408
   4 Char. ID of the REF point : DJIA
   Date installed (dd/mm/yy)   : 10/03/1987
   Date removed (dd/mm/yy)     : 11/03/1994

3.2
   Beacon serial number        : 86 33 027
   Beacon model                : 1.0
   USO serial number           : 1.531
   4 Char. ID of the REF point : DJIA
   Date installed (dd/mm/yy)   : 11/03/1994
   Date removed (dd/mm/yy)     : 27/06/1998

3.3
   Beacon serial number        : 86 27 012
   Beacon model                : 1.0
   USO serial number           : 1.480
   4 Char. ID of the REF point : DJIA
   Date installed (dd/mm/yy)   : 30/07/1998
   Date removed (dd/mm/yy)     : 04/07/2000

3.4
   Beacon serial number        : 86 27 012
   Beacon model                : 1.0
   USO serial number           : 1.480
   4 Char. ID of the REF point : DJIB
   Date installed (dd/mm/yy)   : 05/07/2000
   Date removed (dd/mm/yy)     : 


4. ITRF coordinates and velocities of the current DORIS ref. point (DJIB)

   Solution : ITRF 97 frame and velocities (connection with DJIA)
   Epoch    : 1997.0

   X =  4583133.15 m     Y = 4250943.91 m     Z = 1266228.89 m
   Sig X = .02 m         Sig Y = .02 m         Sig Z = .02 m

   VX = -.0093 m/y        VY =  .0253 m/y        VZ =  .0126 m/y
   Sig VX = .0070 m/y     Sig VY = .0071 m/y     Sig VZ = .0051 m/y


5. IERS collocation information


6. Tide Gauge collocation information

6.1
   Name         : Djibouti
   Location     : Djibouti
   GLOSS number : 2
   Distance     : 34 km
   Notes        : 


7. Local site ties


8. Meteorological Instrumentation

8.1 Humidity sensor
   Model           : 
   Manufacturer    : 
   Accuracy        : 
   Notes           : 

8.2 Pressure sensor
   Model           : 
   Manufacturer    : 
   Accuracy        : 
   Height          :  m above the current DORIS ref. point (DJIB)
   Notes           : 

8.3 Temperature sensor
   Model           : 
   Manufacturer    : 
   Accuracy        : 
   Notes           : 


9. DORIS network contacts

   Primary contact:

   Name                : Herve FAGARD
   Agency              : Institut Geographique National
   Mailing address     : Service de Geodesie et de Nivellement
                       : 2 Avenue PASTEUR
                       : 94165 SAINT-MANDE CEDEX    FRANCE
   Telephone           : + 33 1 43 98 81 48
   Fax                 : + 33 1 43 98 84 50
   E-mail              : herve.fagard@ign.fr

   Secondary contact:

   Name                : Alain ORSONI
   Agency              : Institut Geographique National
   Mailing address     : CNES (ED/AL/MA)
                       : 18 Avenue Edouard BELIN
                       : 31401 TOULOUSE Cedex    FRANCE
   Telephone           : + 33 5 61 27 40 72
   Fax                 : + 33 5 61 28 25 95
   E-mail              : Alain.Orsoni@cnes.fr