- VEHICLE: Discovery/OV-103
- LOCATION: Launch Pad 39A
- KSC LAUNCH DATE/TIME: June 2 at about 6:10 p.m. EDT
- LAUNCH WINDOW: 7-10 minutes
- MIR DOCKING DATE/TIME: June 4 at about 12:59 p.m. EDT
- MIR UNDOCKING DATE/TIME: June 8 at about 12:01 p.m. EDT
- KSC LANDING DATE/TIME: June 12 at about 2:03 p.m. EDT
- MISSION DURATION: about 9 days, 19 hours, 53 minutes
- CREW: Precourt, Gorie, Lawrence, Chang-Diaz, Kavandi, Ryumin, Thomas (down)
- ORBITAL ALTITUDE and INCLINATION: 173 nautical miles/51.6 degrees
- Ordnance installation complete (May 29)
- Orbiter aft compartment close-outs begin (May 30)
- Begin launch countdown (May 30 at 9 p.m.)
- VEHICLE: Endeavour/OV-105
- LOCATION: OPF bay 1
- TARGET KSC LAUNCH DATE/TIME: No earlier than Sept. 3 (under review)
- MISSION DURATION: 10 days, 19 hours, 18 minutes
- CREW: Cabana, Sturckow, Currie, Ross, Newman
- ORBITAL ALTITUDE and INCLINATION: 173 nautical miles/51.6 degrees
- VEHICLE: Columbia/OV-102
- LOCATION: OPF bay 3
- TARGET KSC LAUNCH DATE/TIME: no earlier than Dec. 3 at 2:50 p.m.
- TARGET KSC LANDING DATE/TIME: Dec. 8 at 1:57 p.m.
- LAUNCH WINDOW: 43 minutes
- MISSION DURATION: 4 days, 23 hours, 7 minutes
- CREW: Collins, Ashby, Hawley, Coleman, Tognini
- ORBITAL ALTITUDE and INCLINATION: 153 nautical miles/28.45 degrees
- Auxiliary power unit lubrication oil off-load (May 28)
- EDO pallet removal complete (May 28)
 WEDNESDAY, MAY 27, 1998 (10:48 AM EDT)  STS-91 -- 9TH AND FINAL MIR DOCKING, SPACEHAB-SM, Alpha Magnetic Spectrometer (AMS)
NOTE: Preparations to begin the launch countdown for mission STS-91 on Saturday continue on schedule. Discovery's payload bay doors were closed for flight yesterday afternoon. Ordnance connections on the solid rocket boosters are complete and pyrotechnic initiator controller (PIC) checks are in work today. Drain and refill of the orbiter maneuvering system oxidizer tank follow PIC checks this afternoon. Discovery's aft main engine compartment close-outs are on a scheduled hold today due to planned launch pad clears and will resume tomorrow. The STS-91 flight crew arrives at KSC Saturday at 12:30 p.m. STS-91 SCHEDULED OPERATIONAL MILESTONES (dates are target only):  STS-88 -- FIRST FLIGHT INTERNATIONAL SPACE STATIONUNITY (Node-1) NOTE: Technicians have completed inspections and measurements of Endeavour's payload bay door seals. The forward reaction control system was delivered to Orbiter Processing Facility bay 1 yesterday and will be installed into the orbiter tonight. Auxiliary power unit leak and functional testing is in work this week. In the Vehicle Assembly Bay, solid rocket booster joint close-outs continue.  STS-93 -- Advanced X-ray Astrophysics Facility (AXAF)
NOTE: Efforts to remove Columbia's extended duration orbiter (EDO) pallet are in work. Orbiter maneuvering system functional testing continues. Main propulsion system and water spray boiler No. 3 inspections also continue. Removal and replacement of the nose landing gear wheels and tires is in work. STS-93 SCHEDULED OPERATIONAL MILESTONES (dates are target only): For automatic e-mail subscriptions to this daily Shuttle status report or KSC-originated press releases, send an Internet electronic mail message to domo@news.ksc.nasa.gov. In the body of the message (not the subject line) type the words "subscribe shuttle-status", or "subscribe ksc-press-release" (do not use quotation marks). The system will reply with a confirmation via e-mail of each subscription. To remove your name from the list at any time, send an e-mail address to domo@news.ksc.nasa.gov. In the body of the message (not the subject line), type (no quotes) "unsubscribe shuttle-status", or "unsubscribe ksc-press-release." Status reports and other NASA publications are available on the World Wide Web at: http://www-pao.ksc.nasa.gov/kscpao/kscpao.htm Information about the countdown and mission can be accessed electronically via the Internet at: http://www.ksc.nasa.gov/shuttle/countdown/ and at http://shuttle.nasa.gov/ |