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51-B (Flight # 17) 29 April - 6 May 1985

Challenger (7)

Crew:
    Robert F. Overmyer [2], Commander
    Frederick D. Gregory [1], Pilot
    Don L. Lind [1], Mission Specialist 1
    Norman E. Thagard [2], Mission Specialist 2
    William E. Thornton [2], Mission Specialist 3
    Lodewijk van den Berg [1], Payload Specialist 1
    Taylor G. Wang [1], Payload Specialist 2

Launch:
    Pad: 39-A (17)
    Date: 29 April 1985
    Time: 16:02:18 UTC

Orbit:
    Altitude: 222 nm
    Inclination: 57.0 degrees
    Orbits: 111
    Duration: 7 days, 0 hours, 8 minutes, 46 seconds
    Distance: 2,890,383 miles

Landing:
    Location: Runway 17, Edwards Air Force base, CA (11)
    Date: 6 May 1985
    Time: 16:11:04 UTC
    Rollout: 59 seconds (2,535 meters, 8,317 feet)

Highlights:
    Two monkeys and 24 rodents were flown for studies in weightlessness.