Exosat
Astronomy satellite designed to map the position and characteristics of cosmic
X-ray sources. The observatory performed some 2000 observations during its
operational lifetime.
Out
of service
|
9
Apr 1986
|
Decay
|
6
May 1986
|
http://www.esoc.esa.de/external/mso/exosat.html
http://heasarc.gsfc.nasa.gov/docs/exosat/exosat_images.html
Prime
contractor
|
MBB
|
Platform
|
|
Mass
at launch
|
500
kg
|
Payload
mass
|
120
kg
|
Diameter
|
2.1
m
|
Height
|
1.35
m
|
Solar
array
|
1.85
x 2 m
|
Stabilization
|
3-axis
|
DC
power
|
EOL:
260 W
|
Design
lifetime
|
2
years
|
Telemetry/data
|
S-band
(6 W): 8 kbps
|
Field
of view
|
1°
|
Collecting
area
|
90
cm²
|
Field
of view
|
1.5°
|
Collecting
area
|
1800
cm²
|
Field
of view
|
1.5°
|
Collecting
area
|
200
cm²
|
X-ray
energy rate
|
low
energy 0.04-2 keV
medium energy 1.5-50 keV
spectrometer 2-80 keV
|