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SpaceX

Galileo L12 (FOC FM25 & FM27)

Success

Falcon 9 Block 5

T-minus to liftoff

HOURS

MINUTES

SECONDS

Sunday April 28 2024, 00:34:00 UTC

StatusSuccess

Scrub riskHIGH

Go12%

VehicleFalcon 9 Block 5

OrbitMedium Earth Orbit

PadLaunch Complex 39A

Launch CodexDossier

Every source for this mission in one place — news, social, references, notes & the exact timeline.

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Acquiring satellite view…

Trajectory unknown

Launch Complex 39A

Kennedy Space Center, FL, USA

28.608, -80.604

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Mission

Two satellites for Europe's Galileo navigation system. Originally planned for launch on Soyuz-ST and then Ariane 6 but both were unavailable. Galileo provides Europe with an alternative to the American GPS and Russian GLONASS constellations, but will be interoperable with both systems.

Reusable Hardware

All boosters →

First Stage · Flight-provenB1060

expended20th flight

Flights20

Landings19/19100%

Fastest turn27d 4h

Expended — no recovery planned

34d 21h since last flight

Stage Expended for the Galileo L12 mission.

Previous flights · 19

Q's read

Weather & scrubHIGH risk

Weather Go12%LL2 Go75%Wind1 m/sGusts4 m/sCloud22%Temp24°C

Limiting rule: No flight through cumulus cloud with top at or above the freezing level.

max cloud-top 5516 m above freezing 4544 m (64% cover in 10 nmi) · GLM ingest not primed — treating conservatively · max-top 5516 m, mean 4334 m, 64% cover, freezing 4544 m · 9 anvil pixels (≥10 km top); nearest 10.8 nmi · GLM ingest not primed yet — cannot disambiguate active anvil from cirrus, treating conservatively

Launch Timeline

Countdown

T-00:38:00

GO for Prop Load

T-00:35:00

Prop Load

T-00:35:00

Stage 1 LOX Load

T-00:16:00

Stage 2 LOX Load

T-00:07:00

Engine Chill

T-00:01:00

Startup

T-00:01:00

Tank Press

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:14

Max-Q

T+00:02:45

MECO

T+00:02:48

Stage 2 Separation

T+00:02:55

SES-1

T+00:03:39

Fairing Separation

Quick facts

VehicleFalcon 9 Block 5

OrbitMedium Earth Orbit

PadLaunch Complex 39A

SiteKennedy Space Center, FL, USA

WindowSunday April 28 2024, 00:34:00 UTC→Sunday April 28 2024, 00:34:00 UTC

Vehicle

FamilyFalcon

Height70 m

Diameter3.7 m

Stages2

ReusableYes

LEO capacity22,800 kg

Track record606/607 successful

Landings593/598