CGROACS - ever launched on the Shuttle Launched April 5,...

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Compton Gamma Ray Obs ervatory Lifetime Reduced by ADCS Failure At 35,000 lbs, CGRO was the largest LEO spacecraft ever launched on the Shuttle Launched April 5, 1991 Rate gyro failed Dec 6, 1999 (probably bearing failure) NASA decided to initiate reentry to avoid the possibility of uncontrolled reentry in the event of future failures Re-entered J une 4, 2000 At 35,000 lbs, CGRO was the largest LEO spacecraft
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Unformatted text preview: ever launched on the Shuttle Launched April 5, 1991 Rate gyro failed Dec 6, 1999 (probably bearing failure ) NASA decided to initiate reentry to avoid the possibility of uncontrolled reentry in the event of future failures Re-entered J une 4, 2000 http://pao.gsfc.nasa.gov/gsfc/spacesci/structure/reentry.htm http://pao.gsfc.nasa.gov/gsfc/spacesci/structure/reentry.htm...
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