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Heao 1


General


Designation 10217 / 77075A
Launch date 12 Aug 1977
Country of origin United States
Mission Scientific: X-ray astronomy
Perigee/Apogee 429/447 km
Inclination 22.7°
Period 93.4 min
Launch vehicle Atlas Centaur
Launch site Cape Canaveral

End of life


Decay 15 Mar 1979

External resources


http://heasarc.gsfc.nasa.gov/docs/heao1/heao1.html

http://heasarc.gsfc.nasa.gov/docs/heao1/heao1_images.html

Technical data


Specifications


Prime contractor TRW
Platform  
Mass at launch approx. 3 t
Mass in orbit  
Dimension  
Solar array  
Stabilization 3-axis
DC power 600 W
Design lifetime 0.5 year

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