yee@trident.arc.nasa.gov (Peter E. Yee) (04/16/91)
KSC SHUTTLE STATUS REPORT - MONDAY, APRIL 15, 1991 - 11 a.m. STS-39/DoD - DISCOVERY (OV-103) - Pad 39-A LAUNCH-APRIL The STS-39 Flight Readiness Review began this morning and may extend into Tuesday. An official launch date for the STS-39 mission will be announced at its conclusion. At the pad, Discovery was powered up this morning for pre- launch testing. Aft compartment closeout work and loading of Mass Memory Units with mission software are in progress. Replenishment of cryogenic propellants for the pad's main storage dewars is in work and two waves of tankers with liquid oxygen are being offloaded today. Payload work in progress includes cryogenic servicing of AFP-675 and IBSS payloads. STS-40/Spacelab Life Sciences 1 - COLUMBIA (OV-102) OPF Bay 1 - LAUNCH-MAY Closeout work on the SLS-1 payload in Columbia's payload bay is in work and closeouts of Columbia's elevons and Reaction Control System continue. In the Vehicle Assembly Building, the stacking of the STS-40 solid rocket boosters has been completed and mating of the external tank is scheduled for Thursday. The rollover of Columbia from the Orbiter Processing Facility to the VAB is scheduled for April 24 and the move of the completed STS- 40 stack to Complex 39's Pad B is tentatively scheduled for May 4. STS-37/Gamma Ray Observatory - ATLANTIS (ov-104) Dryden Flight Research Facility (EAFB), Calif. Atlantis is in the Mate/Demate Device at DFRF undergoing preparations for the ferry flight back to KSC. Work to mount the tail-cone used for ferry flights is in progress. Atlantis is tentatively scheduled to begin a one-day flight back to KSC on Tuesday morning. A Ferry Flight Readiness Review meeting will be held this afternoon to confirm status of ferry flight prepara- tions and survey projected weather conditions along the route.