The European Space Agency's X-ray Observatory, EXOSAT, was operational from May
1983 to April 1986. During that time, EXOSAT made 1780 observations of a wide
variety of objects, including active galactic nuclei, stellar coronae,
cataclysmic variables, white dwarfs, X-ray binaries, clusters of galaxies, and
supernova remnants.
Mission Characteristics
Lifetime :
May 26, 1983 - April 9, 1986
Energy Range : 0.05-50 keV
Special Features : 90 Hours highly-eccentric Earth orbit
Payload :
2 Wolter Type I grazing incidence Low Energy (LE; 0.05-2 keV) Imaging Telescopes, FOV ~ 2°, peak effective area 10 cm2 each with