Viasat-3 F3 Mission

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Viasat-3 F3 Mission

WATCH

Countdown

Hr/Min/SecEvent
- 00:53:00SpaceX Launch Director verifies go for propellant load
- 00:50:001st stage RP-1 (rocket grade kerosene) loading begins
- 00:45:001st stage LOX (liquid oxygen) loading begins
- 00:35:002nd stage RP-1 (rocket grade kerosene) loading begins
- 00:18:302nd stage LOX loading begins
- 00:07:00Falcon Heavy begins engine chill
- 00:00:59Flight computer commanded to begin final pre-launch checks
- 00:00:45SpaceX Launch Director verifies go for launch
- 00:00:20Propellant tanks pressurize for flight
- 00:00:06Engine controller commands engine ignition sequence to start
- 00:00:00Falcon Heavy liftoff

Launch, Landing, and Deployment

All Times Approximate

Hr/Min/SecEvent
00:01:09Max Q (moment of peak mechanical stress on the rocket)
00:02:21Side booster engine cutoff (BECO)
00:02:25Side boosters separate
00:02:30Side boosters flip
00:02:41Side boosters boostback burn begins
00:03:47Side boosters boostback burn ends
00:03:501st stage main engine cutoff (MECO)
00:03:541st and 2nd stages separate
00:04:012nd stage engine starts (SES-1)
00:04:17Fairing separation
00:06:28Side boosters entry burn begins
00:06:44Side boosters entry burn ends
00:07:41Side boosters landing burns start
00:07:58Side boosters landing
00:08:132nd stage engine cutoff (SECO-1)
00:26:052nd stage engine starts (SES-2)
00:27:332nd stage engine cutoff (SECO-2)
04:47:472nd stage engine starts (SES-3)
04:48:302nd stage engine cutoff (SECO-3)
04:57:31ViaSat-3 F3 deploys