Space shuttle Atlantis’ 44 reaction control system thruster jets each were fired in a standard one-pulse checkout that ensures they will properly control the shuttle during Thursday’s deorbit and entry back to Earth. All the jets performed normally.
The Flight Dynamics Officer in Mission Control has slightly updated the times for Atlantis’ two Thursday landing opportunities at Kennedy Space Center:
Orbit 200
Deorbit burn – 4:49:04 a.m. EDT
Landing – 5:56:58 a.m. EDT
Orbit 201
Deorbit burn – 6:25:44 a.m. EDT
Landing – 7:32:55 a.m. EDT