• VEHICLE: Columbia/OV-102
• LOCATION: Orbiter Processing Facility bay 1
• TARGET LAUNCH DATE/TIME: April 3 at 2:01 p.m. EST
• LAUNCH WINDOW: 2 hours, 30 minutes
• TARGET KSC LANDING DATE/TIME: April 19 at about 7:37 a.m. EDT
• MISSION DURATION: 15 days, 16 hours, 36 minutes
• CREW: Halsell, Still, Voss, Thomas, Gernhardt, Linteris, Crouch
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/28.45 degrees

NOTE: Columbia is scheduled to be transported to the VAB Tuesday morning for mate to the external tank. Work on the orbiter’s external tank door and 17-inch disconnect area is in the final stages. Later today, the orbiter will be placed on the orbiter transporter for move to the VAB. First motion is estimated to occur at about 8 a.m. tomorrow.

STS-83 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Roll to Vehicle Assembly Building and mate with external tank (Tuesday)

* Roll out to Pad A (first motion set for 7 a.m. March 10)

* Hot fire auxiliary power unit No. 2 (March 10)

* Terminal Countdown Demonstration Test (TCDT) (March 13-14)

• VEHICLE: Atlantis/OV-104
• LOCATION: Orbiter Processing Facility bay 3
• TARGET KSC LAUNCH DATE/TIME: May 15 at about 3:49 a.m.
• LAUNCH WINDOW: 7-10 minutes
• TARGET KSC LANDING DATE/TIME: May 24 at about 8:12 a.m.
• MISSION DURATION: 9 days, 4 hours, 23 minutes
• CREW: Precourt, Collins, Foale, Noriega, Lu, Clervoy, Kondakova
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/51.6 degrees

NOTE: Preparations continue for Space Shuttle main engine installation and forward reaction control system installation this week. Orbital maneuvering system pod close-outs continue in work today. Joint close-outs of the solid rocket boosters in the Vehicle Assembly Building are underway.

STS-84 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Install forward reaction control system (March 6)

* Begin installation of Space Shuttle main engines (March 6-7)

* Mate external tank to solid rocket boosters (March 24)

• VEHICLE: Discovery/OV-103
• LOCATION: Orbiter Processing Facility bay 2
• TARGET LAUNCH DATE/TIME: July 17 at 10:06 a.m.
• LAUNCH WINDOW: 1 hour, 54 minutes
• TARGET KSC LANDING DATE/TIME: July 28 at about 6:54 a.m.
• MISSION DURATION: 10 days, 20 hours, 48 minutes
• CREW: Brown, Ashby, Davis, Curbeam, Robinson, Tryggvason
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/57 degrees

NOTE: The payload bay doors are open and the payloads (former Hubble Space Telescope instruments) are being removed today. A functional check of the orbital maneuvering system is in work. Deservicing of the hypergolic system will begin tomorrow.

STS-85 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Off-load of residual hypergolic propellants (Tuesday-Wednesday)

* Remove Space Shuttle main engines (March 28)

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