STS-29 (28)

Pad 39-B (9)
28th Shuttle mission
8th Flight OV-103


Michael L. Coats (2), Commander
John E. Blaha (1), Pilot
James P. Bagian (1), Mission Specialist 1
James F. Buchli (3), Mission Specialist 2
Robert C. Springer (1), Mission Specialist 3


OPF - Oct 9, 1988
VAB - Jan. 23, 1989
PAD - Feb. 3, 1989



Mission Objectives:

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March 13, 1989,9:57:00 a.m. EST. Launch manifested Feb. 18 reassessed for late February/early March launch to replace suspect liquid oxygen turbopumps on Discovery's three main engines and faulty master events controller. Launch March 13 delayed one hour, 50 minutes due to morning ground fog and upper winds. Launch Weight: 256,357 lbs.


Altitude: 184nm
Inclination: 28.5 degrees
Orbits: 80
Duration: 4 days, 23 hours, 38 minutes, 52 seconds.
Distance: 2,000,000 miles (approx)


SRB: BI-031
SRM: 360L003
ET : 36/LWT-29
MLP : 2
SSME-1: SN-2031
SSME-2: SN-2022
SSME-3: SN-2028


March 18, 1989, 6:35:51 s.m. PST, Runway 22, Edwards Air Force Base, Calif. Rollout distance: 9,339 feet. Rollout time: 53 seconds. Orbiter returned to KSC March 24,1989. Landing Weight: 194,789 lbs.

Mission Highlights:

Primary payload, Tracking and Data Relay Satellite-4 (TDRS-4) attached to an Inertial Upper Stage (IUS), became third TDRS deployed. After deployment, IUS propelled satellite to geosynchronous orbit. Secondary payloads: Orbiter Experiments Autonomous Supporting Instrumentation System-1 (OASIS-1); Space Station Heat Pipe Advanced Radiator Experiment (SHARE); Protein Crystal Growth (PCG); Chromosomes and Plant Cell Division (CHROMEX); two Shuttle Student Involvement Program (SSIP) experiments; and Air Force experiment using orbiter as calibration target for ground-based experiment for Air Force Maui Optical Site (AMOS) in Hawaii. Crew also photographed Earth with hand held IMAX camera.

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Last Updated Friday June 29 11:21:02 EDT 2001
Jim Dumoulin (