STS-85 Day 12 Highlights
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- On Monday August 18, 1997, 6:00 a.m. CDT, STS-85 MCC Status Report # 24
- Discovery's six astronauts received a bonus day in space today after
their planned landing was postponed 24 hours because of the
uncertainty over ground fog at the Kennedy Space Center.s Shuttle
- Entry Flight Director Wayne Hale called off the only landing
opportunity for the day at 5 a.m. Central time after forecasters
indicated that ground fog could build around the 3-mile long landing
strip as dawn approached. Landing support was not called up today for
the backup landing site at Edwards Air Force Base, California.
- Currently, one daylight landing opportunity is available on Tuesday
at the Kennedy Space Center. with the deorbit burn planned for 5:08
a.m. Central time and landing scheduled one hour later at 6:08
a.m. Central time. Another landing opportunity to KSC exists one orbit
earlier in darkness, at 4:35 a.m. Central time, but NASA managers have
not yet decided whether to prepare for that option.
- Commander Curt Brown, Pilot Kent Rominger, Mission Specialists Jan
Davis, Bob Curbeam, Steve Robinson and Payload Specialist Bjarni
Tryggvason removed their launch and entry suits after their landing
attempt was scrubbed and settled in for another day in orbit.
- The astronauts have no payload activities planned for the rest of
the day, which will wrap up with an eight-hour sleep period scheduled
to begin shortly after 1 p.m. Central time. The crew will be awakened
at about 9:11 p.m. tonight to begin deorbit and landing preparations
- Discovery continues to orbit the Earth at an altitude of about 150
statute miles in excellent shape.
- On Monday August 18, 1997, 7:00 p.m. CDT, STS-85 MCC Status Report # 25
- Monday was a bonus day for scientific research aboard the Space
Shuttle orbiter, Discovery. The threat of ground fog at Kennedy Space
Center, Florida, forced a wave-off of the planned early-morning
landing. The crew resumed on-orbit operations, which included
reactivation of scientific instruments in the payload bay.
- The International Extreme Ultraviolet Hitchiker-2 and Technology
Applications and Science-1 payloads resumed operation throughout the
flight day. The orbiter's systems continued to function flawlessly.
- The Florida weather forecast for Tuesday is much the same as Monday.
With an ample supply of consumables on board, Shuttle managers have
opted to shoot only for a Florida landing Tuesday, and will not
activate landing support systems in California. A single KSC landing
opportunity Tuesday would put Discovery on the runway at 6:07
a.m. CDT, following a planned deorbit burn at 5:07 a.m. Morning fog
remains a possibility.
- Discovery's crew began its sleep shift at 2 p.m. CDT and will be
awakened at 9:41 p.m. to begin its second series of preparations for
deorbit and landing.
- The STS-85 astronauts are scheduled to return to Houston and a
ceremony at Ellington Field's Hanger 990 at approximately 4:45
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