| Crew: 5 | CDR - Thomas K. Mattingly |
| Plt - Loren J. Shriver (EV 2) | |
| MS 1 - Ellison S. Onizuka | |
| MS 2 - James F. Buchli (EV 1) | |
| PS 1 - Gary E. Payton | |
| Launch | 24 January 1985 @ 1450:00 EST |
| Orbital incl: | 28.49 |
| Max alt: | 342.8 km. |
| Orbits: | 48 |
| Dur: | 3:01:33:23 |
| Landing: | 24 January 1985 @ 1623:23 EST |
| Launch Window: | DOD announced period 1:15 to 4:15 pm EST |
| TAL Sites: | Dakar, Senegal |
| AOA site: | KSC/SLF |
| Primary landing site: | KSC/SLF |
| Landing Speed: | 185 knots (212 mph) |
| Landing rollout: | 7,352' from main gear touchdown |
| Vehicle weight @ liftoff: | N/A |
| Orbiter weight @ liftoff: | N/A |
| Orbiter weight @ landing: | N/A |
| Cargo mass approx.: | N/A |
| Special mission kits: | RMS-301, EMU's 1055 & 1056, GAlley, teleprinter |
| DOD 85-1 Magnum (Aquacade?) - 1985-010B/USA-8 | Signals Intelligence Satellite/IUS. Mass - 5,985 lbs on an IUS cradle. (Reportedly deployed at 7 am on 25 January (FD-2)) |
| Mid-deck (unclassified) | 1) ARC (Aggregation of Red Cells), 2) SFMD (Storable Fluid Management Demonstration) - occupied 4 mid-deck lockers, 3) CLOUDS-1A QRSP Q010 (see STS-12/41-D), OCEANS (STP QRSP Q004 visual observations). New via FOIA - VISION, AFT, RME, IOCM & OASIS |
| SSME's: | 2109 (1) - 5th use, 2018 (2) - 4th use, 2012 (3) - 7th use. At liftoff 100% to 104% after throttle-up |
| OMS Pods/Engines: | LP-03/107 - 4th use, RP-03/108 - 3rd use |
| ET: | ET-14 (LWT-07) |
| SRB's: | SRM-15/BI-015 - Booster set successfully recovered, last use of smaller parachutes |
| Left - 15A | Right - 15B | |||
| New | 026 | Fwd | 027 | New |
| 5-B | 082 | Cyl | 083 | Q-4 |
| 5-B | 085 | Cyl | 086 | 5-B |
| New | L77 | Cyl | L28 | Q-4 |
| New | L78 | Cyl | L05 | 6-A |
| New | L75 | Cyl | L26 | Q-4 |
| New | L76 | Cyl | L27 | Q-4 |
| Q-4 | L06 | Att | L15 | New |
| New | L25 | Stf | L02 | 6-A |
| 6-A | L01 | Stf | L07 | 7-A |
| New | 026 | Aft | 027 | New |
| 9 November 1983 | ET-14 arrives on dock KSC |
| 30 October 1984 | ET/SRB mate |
| 16 November 1984 | OV-103 arrives at OPF-2 following KSC landing of Mission 14/51-A |
| 21 December 1984 | OV-103 rollover to VAB High Bay 1 for mating with stack same day |
| 5 January 1985 | Stack rollout to Pad 39A |
| 7 January 1985 | TCDT dress rehearsal conducted with crew aboard orbiter |
| 20 January 1985 | Astronaut arrival KSC |
| 21 January 1985 | "Call to stations" 43 hr. countdown started at 4 am EST |
| 24 January 1985 | Launch |
| 27 January 1985 | Landing at SLF/KSC and delivered to OPF same day |