Editor's Note: The launch window for STS-133 is 10 minutes long, centered on the moment when Earth's rotation carries the pad into the plane of the space station's orbit. To optimize ascent performance, NASA targets the "in-plane" time.

All times are Eastern.

DATE.......WINDOW OPEN...IN PLANE......WINDOW CLOSE..DOCKING


02/24/11...04:45:27 PM...04:50:27 PM...04:55:27 PM...Flight Day 3

02/25/11...04:19:44 PM...04:24:44 PM...04:29:45 PM...FD 3

02/26/11...03:57:11 PM...04:02:11 PM...04:07:11 PM...FD 3

02/27/11...03:31:29 PM...03:36:29 PM...03:41:29 PM...FD 3
.......................................03:44:38 PM...FD 4

02/28/11...03:08:57 PM...03:13:57 PM...03:18:57 PM...FD 3

03/01/11...02:46:46 PM...02:48:15 PM...02:53:15 PM...FD 3
.......................................02:56:24 PM...FD 4

03/02/11...02:20:43 PM...02:25:43 PM...02:30:43 PM...FD 3

03/03/11...02:03:24 PM...02:00:02 PM...02:05:02 PM...FD 3**
.......................................02:08:11 PM...FD 4

03/04/11...01:32:29 PM...01:37:29 PM...01:42:29 PM...FD 3

03/05/11...01:09:56 PM...01:14:56 PM...01:19:56 PM...FD 

03/06/11...12:44:15 PM...12:49:15 PM...12:54:15 PM...FD 3

** In-plane launch time precedes the planar open due to phasing