| Names | Space Transportation System |
|---|---|
| Mission type | Ulysses spacecraft deployment |
| Operator | NASA |
| Mission duration | 4 days, 1 hour, 11 minutes (planned) |
| Spacecraft properties | |
| Spacecraft | Space Shuttle Challenger (planned) |
| Launch mass | 117,749 kg (259,592 lb) |
| Landing mass | 89,298 kg (196,868 lb) |
| Payload mass | 15,362 kg (33,867 lb) |
| Crew | |
| Crew size | 4 (planned) |
| Members | Frederick H. Hauck Roy D. Bridges Jr. John M. Lounge David C. Hilmers |
| Start of mission | |
| Launch date | 15 May 1986, 20:10:00 UTC (planned) |
| Rocket | Space Shuttle Challenger |
| Launch site | Kennedy Space Center, LC-39B |
| Contractor | Rockwell International |
| End of mission | |
| Landing date | 19 May 1986, 21:21:00 UTC (planned) |
| Landing site | Kennedy Space Center, SLF Runway 15 |
| Orbital parameters | |
| Reference system | Geocentric orbit (planned) |
| Regime | Low Earth orbit |
| Perigee altitude | 300 km (190 mi) |
| Apogee altitude | 307 km (191 mi) |
| Inclination | 28.45° |
| Period | 90.60 minutes |
 STS-61-F mission patch  John M. Lounge, Roy D. Bridges Jr., Frederick H. Hauck, David C. Hilmers | |
STS-61-F was a NASA Space Shuttle mission planned to launch on 15 May 1986 using Challenger. It was canceled after Challenger was destroyed earlier that year.
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