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Starlink Group 10-54

© SpaceX

All launches
SpaceX

Starlink Group 10-54

Success

Falcon 9 Block 5
T-minus to liftoff

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HOURS

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MINUTES

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SECONDS

Jun 12, 12:37:00 UTC
StatusSuccess
VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadSpace Launch Complex 40
Loading map…

Mission

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Launch Timeline

Countdown

T-00:38:00

GO for Prop Load

T-00:35:00

Stage 1 LOX Load

T-00:35:00

Prop 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+00:01:11

Max-Q

T+00:02:26

MECO

T+00:02:29

Stage 2 Separation

T+00:02:36

SES-1

T+00:02:59

Fairing Separation

T+00:06:00

Entry Burn Startup

T+00:06:22

Entry Burn Shutdown

T+00:07:56

Stage 1 Landing Burn

T+00:08:19

Stage 1 Landing

T+00:08:40

SECO-1

T+00:54:10

SES-2

T+00:54:11

SECO-2

T+01:03:31

Starlink Deployment

Quick facts

VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadSpace Launch Complex 40
SiteCape Canaveral SFS, FL, USA
WindowJun 12, 12:27:00 UTC→Jun 12, 16:27:00 UTC

Vehicle

FamilyFalcon
Height70 m
Diameter3.65 m
Stages2
ReusableYes
LEO capacity22,800 kg
Track record603/604 successful
Landings590/595
Acquiring satellite view…
General trajectory
Space Launch Complex 40
Cape Canaveral SFS, FL, USA
Launching
Northeast
50° · NE
28.562, -80.577

Orbital elements (TLE)

Orbit
Apogee257 km
Perigee248 km
Period89.6 min
Inclination53.16°

Launch heading 50° · NE from Starlink 10-54.

OrbitStarlink 10-54› conehigh
1 70113U 26133A 26163.56851852 .00000000 00000-0 00000-0 0 9995
2 70113 53.1611 347.1134 0007407 288.8757 337.0791 16.07956573 06

Pre-launch TLEs from Dillon's Space Page. Estimated before flight — the real orbit is confirmed post-launch.

Scrub riskLOW
Go88%
Q

Q's read

Weather & scrubLOW risk
Weather Go88%LL2 Go80%Wind4 ktGusts4 ktCloud50%Temp78°F

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

10000% cloud cover in layer above freezing (15552 ft) — approximated · ≥60% layer 15646–20081 ft (4436 ft thick) — approximated