Sirius-1 launch timeline
SPACEFLIGHT NOW
Posted: June 29, 2000
| Event | Time (h:mm:ss) |
| Stage one ignition | T-0:00:01.6 |
| Begin stage one thrust to 100% | T-0:00:00 |
| Liftoff | T+0:00:00.57 |
| Stage one thrust to 100% | T+0:00:01 |
| Maximum dynamic pressure | T+0:01:10 |
| Stage two ignition | T+0:02:02 |
| Stage one/two separation | T+0:02:06 |
| Stage two engine shut down | T+0:05:34 |
| Stage two/three separation | T+0:05:35 |
| Stage three main engine ignition | T+0:05:40 |
| Payload fairing jettison | T+0:05:44 |
| Stage three main engine shutdown | T+0:09:38 |
| Stage three/Block DM upper stage separation | T+0:09:51 |
| Block DM first burn ignition | T+0:43:50 |
| Block DM first burn shutdown | T+0:49:55 |
| Block DM second burn ignition | T+2:03:17 |
| Block DM second burn shutdown | T+2:05:10 |
| Block DM/Sirius-1 payload separation | T+2:25:10 |
Data source: International Launch Services.
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Next launch
Vehicle: Proton/Block DM
Payload: Sirius 1
Launch date: June 30, 2000
Launch window: 2208:47 GMT (6:08:47 p.m. EDT)
Launch site: LC 81, Pad 24, Baikonur Cosmodrome, Kazakhstan
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