ejbehr@rs6000.cmp.ilstu.edu (Eric Behr) (06/03/91)
KSC SHUTTLE STATUS - SUNDAY, JUNE 2, 1991 -- 11:30 a.m.
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STS-40/SLS-1 - COLUMBIA (OV 102) - PAD 39-B
LAUNCH - Targeted for JUNE 5 at 8:00 a.m.
Operations at pad 39-B continue this morning as workers move
ahead with launch scrub turn around procedures. Work to replace
the faulty inertial measurement unit that failed yesterday and
prompted the scrub of mission STS-40 has been completed and
engineers have begun the IMU retest. By Monday evening, the IMU
calibrations should be complete.
The launch of the Space Shuttle Columbia and the Spacelab
Life Sciences mission STS-40 is currently targeted for 8:00 a.m.
Wednesday, June 5. Based on this schedule, the countdown is
targeted to begin at the T-27 hour mark at 1:00 a.m. Monday, June
3. The clock will count to the T-16 hour mark and hold at 12 noon
Monday for 4 hours. Then at 4:00 p.m. Monday the clock will
resume counting and hold again at the T-11 hour mark at 9:00 p.m.
The clock will hold at the T-11 hour mark until 5:40 p.m.
Tuesday. At that time the countdown will resume the normal
timeline scheduled for mission STS-40.
Ten of 30 rodents were removed from two animal enclosure
modules last night at about 5:00 p.m. The approximately 2500
jellyfish were also removed at that time.
Removal of the other 20 rats, located in the research and
animal holding facility in the spacelab module in Columbia's
payload bay, is scheduled to begin at 10:00 p.m. tonight.
Other work at the pad today includes circulating an inert
gas into the external tank to keep it dry. Additional liquid
oxygen is scheduled to be delivered to the pad today. A delivery
of additional liquid hydrogen will arrive at the pad tomorrow.
The orbiter mid-body umbilical unit has been mated to Columbia
and the connections leak checked. Fuel cell topping off
operations are scheduled for early Monday morning.
Mission STS-40 Commander Bryan O'Connor and Pilot Sidney
Gutierrez departed for Edwards Air Force Base, California, this
morning at 6:00 a.m. to practice landing approaches on the
primary landing site's runways. They plan on returning to KSC at
about 8:30 tonight.
The remaining five members of the prime crew are staying in
town. Their activities today include reviewing procedures and
repeating any medical baseline testing that is required.
--
Eric Behr, Illinois State University, Mathematics Department
Internet: ejbehr@rs6000.cmp.ilstu.edu Bitnet: ebehr@ilstu