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Samstag, 7. Januar 2017 - 15:00 Uhr

Raumfahrt-History - 1984 Space-Shuttle STS-51A Discovery Mission

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STS-51A
 
 

Mission: TELESAT-H, Canadian communications satellite, SYNCOM IV-1 defense communications satellite
Space Shuttle: Discovery
Launch Pad: 39A 
Launch Weight: 263,324 pounds
Launched: November 8, 1984 at 7:15:00 a.m. EST
Landing Site: Kennedy Space Center, Florida
Landing: November 16, 1984 at 6:59:56 a.m. EST
Landing Weight: 207,505 pounds
Runway: 15 
Rollout Distance: 9,454 feet
Rollout Time: 58 seconds
Revolution: 127
Mission Duration: 7 days, 23 hours, 44 minutes, 56 seconds
Orbit Altitude: 185 nautical miles
Orbit Inclination: 28.5 degrees
Miles Traveled: 3.3 million 

Crew Members

                   STS-51A Crew Photo

Image above: STS-51A Crew photo with Commander Frederick H. Hauck, Pilot David M. Walker, Mission Specialists Anna L. FisherDale A. Gardner and Joseph P. Allen. Image Credit: NASA 

Mission Highlights

STS-51A Mission PatchThe Canadian communications satellite TELESAT-H (ANIK), attached to Payload Assist Module-D (PAM-D) was deployed into geosynchronous orbit on flight day two. On the third day, the defense communications satellite SYNCOM IV-I (also known as LEASAT-1) was deployed. Allen and Gardner, wearing jet-propelled manned maneuvering units, retrieved two malfunctioning satellites: PALAPA-B2 and WESTAR-VI, both of these satellites were deployed on Mission 41-B. Fisher operated the remote manipulator system, grappling satellites and depositing them in the payload bay. Middeck payloads for this mission were: Diffusive Mixing of Organic Solutions (DMOS), and Radiation Monitoring Equipment (RME).

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The crew assigned to the STS-51A mission included Frederick H. Hauck, commander,who is seated to the right. Standing, left to right, are Dale A. Gardner, mission specialist; David M. Walker, pilot; and mission specialists Anna L. Fisher, and Joseph P. Allen. Launched aboard the Space Shuttle Discovery on November 8, 1984 at 7:15:00 am (EST), the STS-51A mission deployed the Canadian communications satellite TELLESAT-H (ANIK), and the defense communications satellite SYCOM IV-1 (also known as LEASAT-1). In addition, 2 malfunctioning satellites were retrieved: the PALAPA-B2 and the WESTAR-VI.

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Aerial view of the launch of STS 51-A shuttle Discovery
Credit: NASA

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Astronaut Dale Gardner using MMU to travel to Westar VI satellite
Credit: NASA

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Astronauts Gardner and Allen during loading of Palapa B-2 in payload bay
Credit: NASA

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Astronaut Dale Gardner holds up for sale sign after EVA
Credit: NASA

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Astronaut Anna Fisher poses near a 3M experiment involving the DMOS
Credit: NASA

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Frams von STS-51A Discovery Mission NASA-Video:

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Quelle: NASA

 


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