SpaceX

USSF-124

Success

Falcon 9 Block 5

T-minus to liftoff

HOURS

MINUTES

SECONDS

Wednesday February 14 2024, 22:30:00 UTC

StatusSuccess

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 40

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Mission

2 satellites, one by L3Harris and the other by Northrop Grumman, will be launched as the Hypersonic and Ballistic Tracking Space Sensor (HBTSS) mission for the US Missile Defense Agency. These satellites have improved sensitivity to detect and track hypersonic missiles with fainter signatures. 4 SDA Tranche 0 Tracking Layer missile warning satellites by L3Harris will also be on board.

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

Tank Press

T-00:01:00

Startup

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:12

Max-Q

T+00:02:16

MECO

T+00:02:19

Stage 2 Separation

T+00:02:27

SES-1

T+00:02:32

Booster Boostback Burn Startup

T+00:03:08

Fairing Separation

T+00:03:26

Booster Boostback Burn Shutdown

T+00:06:16

Entry Burn Startup

T+00:06:34

Entry Burn Shutdown

T+00:07:32

Stage 1 Landing Burn

T+00:08:01

Stage 1 Landing

Quick facts

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 40

SiteCape Canaveral SFS, FL, USA

WindowWednesday February 14 2024, 22:30:00 UTC→Thursday February 15 2024, 03:00:00 UTC

Vehicle

FamilyFalcon

Height70 m

Diameter3.7 m

Stages2

ReusableYes

LEO capacity22,800 kg

Track record606/607 successful

Landings593/598

USSF-124

Mission

Launch Timeline

Quick facts

Vehicle

USSF-124

Mission

Reusable Hardware

Q's read

Launch Timeline

Quick facts

Vehicle

Reusable Hardware

Q's read