Mission 36
STS-41
1990-090A
Crew: 5 CDR - Richard N. Richards
Plt - Robert D. Cabana
MS 1 - Bruce E. Melnick (EV 1)
MS 2 - William M. Shepherd
MS 3 - Thomas D. Akers (EV 2)
Launch 6 October 1990 @ 0747:15 EDT
Orbital incl: 28.47
Max alt: 328.3 km.
Orbits: 65
Dur: 4:02:10:04
Landing: 10 October 1990 @ 0657:19 PDT
Launch Info: Orbiter - Discovery 103-11 Pad 39B KSC (MLP-2) - Hold time of
10 minutes, 43 seconds at T-9 minutes, due to rain over SLF, then at T-5 minutes for
10 seconds due to RSLS fault adjustment, then at T-31 seconds for 1 minute, 22 seconds
for further RSLS adjustment - total hold time of 12 minutes, 15 seconds. Landed on
concrete runway 22 Edwards AFB.

MISSION PARTICULARS
Launch Window: 2 hours, 35 minutes (7:35 - 10:10 am EDT)
Planetary window for Ulysses: 18 days: 5 - 23 October 1990
TAL Sites: Ben Guerir
AOA site: Edwards AFB
Primary landing site: Edwards AFB, scheduled at 6:54 am PDT on 10 October
Landing Speed: 194 knots (223 mph)
Landing rollout: 8,542' from main gear touchdown
Vehicle weight @ liftoff: 4,524,982 lbs
Orbiter weight @ liftoff: 256,330 lbs
Orbiter weight @ landing: 197,385 lbs
PAYLOADS
Cargo mass approx.: 47,340 lbs
Landing Weight: 3,316 lbs
Special mission kits: RMS-301, EMU's 2013 & 2008, GAlley, teleprinter, TAGS, APC, 70 mm Rolliflex Camera and an advanced Ariflex Camera for evaluation
PRIMARY PAYLOADS
Ulysses Solar Probe/IUS-17-PAM S - 1990-090B Deployed mass - 44,024 lbs. Probe - 807 lbs
SSBUV Shuttle Solar Backscatter Ultraviolte - 1,215 lbs. (see STS-34)
ISAC Intelsat Solar Array Coupon - Two witness plates mounted on RMS, tfor Intelsat VI rescue mission evaluation. Also including Space Station material samples.
SECONDARY PAYLOADS
Mid-deck SSCE (Solid Surface Combustion Experiment), IPMP (see STS-31), CHROMEX (see STS-29), PSE (Physiological System Experiment), VCS (Voice Command System), RME-III and AMOS
SHUTTLE STACK COMPONENTS
SSME's: 2011 (1) - 6th use, 2031 (2) - 4th use, 2107 (3) - 8th use. AtTower Clear 104%
OMS Pods/Engines: LP-04/109 - Pod 8th use, Motor 5th use & RP-01/111 - Pod 4th use, Motor 8th use
ET: ET-39 (LWT-32)
SRB's: BI-040 (RSRM-13) - Set successfully recovered
SHUTTLE STACK COMPONENTS
Left - 40A Right - 40B
trip # Fwd # trip
trip # Cyl # trip
trip # Cyl # trip
trip # Cyl # trip
trip # Cyl # trip
trip # Cyl # trip
trip # Cyl # trip
trip # Att # trip
trip # Stf # trip
trip # Stf # trip
trip # Aft # trip
Ulysses probe deploy
MISSION MILESTONES:
26 March 1990 ET-39 arrives on dock KSC
8 May 1990 OV-103 returns to OPF-1 following Mission-35/STS-31R
11 June 1990 Partially stacked SRB's were rolled out to Pad 39B to make room for STS-35 rollback
18 June 1990 Partially stacked SRB's returned to VAB
1 August 1990 ET/SRB mate
27 August 1990 OV-103 rollover from OPF-1 to VAB High Bay 3 for stacking the next day
4 September 1990 Stack rollout to Pad 39B
8 September 1990 Ulysses payload installed in cargo bay at Pad 39B
11 September 1990 TCDT dress rehearsal conducted with crew aboard orbiter
3 October 1990 Astronaut arrival KSC; "Call to stations" 43 hr countdown started at 3:30 am EDT
6 October 1990 Launch
10 October 1990 Landing at Edwards AFB
15 October 1990 First leg of ferry flight from Edwards AFB to Sheppard AFB to Eglin AFB for over night stay
16 October 1990 Final leg from Eglin AFB to KSC for delivery to OPF-1 the next day
8 February 1992 Jupiter fly-by
26 June 1994 Begin first solar pass - Southern hemisphere
5 November 1994 End first solar pass - southern hemisphere
19 June 1995 Start second solar pass - northern hemisphere
29 September 1995 End second solar pass - northern hemisphere
pre-shuttle missions. shuttle era missions.
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