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GFZ 1



General


Designation 23558 / 86017JE
Launch date 19 Apr 1995 at 19:12 UT
Country of origin Germany
Operator GeoForschungsZentrum Postdam, Germany
Mission Scientific: geodesy
Perigee/Apogee 383/394 km
Inclination 51.6°
Period 92.3 min
Launch vehicle n/a
Launch site Mir

A fake replica was launched on 17 Apr 1995 (catnr: 23557).

25 observatories all over the world will execute measurements by laserreflections. Stations are among others: London, Grasse (France), Postdam, Easterisland, Graz (Austria) and even one in Kirgizie. The stations can 'catch' GFZ 1 with a beamwidth of 200 meters.

End of life


Out of service 23 Jun 1999
Cause reentered
Decay 23 Jun 1999


External resources


http://op.gfz-potsdam.de/gfz1/gfz1_frame.html

sat-index articles


Technical data



Specifications


Prime contractor Kayser-Threde
Platform  
Mass at launch 20 kg
Diameter 21 cm
Width  
Height  
Stabilization  
DC power  
Design lifetime  

Sphere covered with laser retroreflectors

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