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Transporter 14 (Dedicated SSO Rideshare)

Falcon 9 Block 5, SpaceX

Space Launch Complex 4E, Vandenberg SFB, CA, USA

Launch time

T-0

Mon 23 Jun, 23:25:30 CEST

21:25:30 UTC

The rocket put its payload into the planned orbit.

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The source gives second precision. Launch plans can change.

Launch record updated by LL2

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Mission

Transporter 14 (Dedicated SSO Rideshare) on Falcon 9 Block 5. Mon 23 Jun 2025, 21:25:30 UTC. Reported outcome: Success. Launch site: Space Launch Complex 4E. Source: Launch Library 2.

Dedicated rideshare flight to a sun-synchronous orbit with dozens of small microsatellites and nanosatellites for commercial and government customers.

Mission type
Dedicated Rideshare
Orbit
Sun-Synchronous Orbit
Falcon 9 liftoff from LC-39A
Credit: SpaceX · CC BY-NC 2.0

Mission patches

  • SpaceX Transporter Patch v2

Patch artwork is not shown because its image licence is unconfirmed.

Launch timeline

Times are relative to liftoff.

  1. T-38 min

    GO for Prop Load

    Launch director verifies go for propellant load

  2. T-35 min

    Prop Load

    Start of propelland loading

  3. T-35 min

    Stage 1 LOX Load

    Start of liquid oxygen loading in the first stage

  4. T-16 min

    Stage 2 LOX Load

    Start of liquid oxygen loading in the second stage

  5. T-7 min

    Engine Chill

    Start of engine chilling

  6. T-1 min

    Startup

    The onboard computer takes control over the countdown and runs last checks

  7. T-1 min

    Tank Press

    Fuel tanks are pressurized to flight levels

  8. T-45 s

    GO for Launch

    Launch director verifies go for launch

  9. T-3 s

    Ignition

    Start of the engine ignition sequence

  10. T-0

    Liftoff

    First upwards movement of the rocket

  11. T+1 min 12 s

    Max-Q

    Maximum dynamic pressure

  12. T+2 min 29 s

    MECO

    Cut-off of the main engine

  13. T+2 min 32 s

    Stage 2 Separation

    Separation of the second stage from the first

  14. T+2 min 40 s

    SES-1

    First start of the second engine

  15. T+3 min 12 s

    Fairing Separation

    Separation of the payload fairing

  16. T+6 min 14 s

    Entry Burn Shutdown

    End of the atmospheric entry burn

  17. T+6 min 39 s

    Entry Burn Shutdown

    End of the atmospheric entry burn

  18. T+8 min

    Stage 1 Landing Burn

    Start of the first stage landing burn

  19. T+8 min 24 s

    SECO-1

    First cut-off of the second engine

  20. T+8 min 29 s

    Stage 1 Landing

    Landing of the first stage

  21. T+51 min 3 s

    SES-2

    Second start of the second engine

  22. T+51 min 7 s

    SECO-2

    Second cut-off of the second engine

  23. T+54 min 35 s

    Payload Deployment Sequence Start

    Start of the payload deployment sequence

  24. T+1 h 4 min 10 s

    Payload Deployment Sequence End

    End of the payload deployment sequence.

  25. T+1 h 41 min 40 s

    SES-3

    Third start of the second engine

  26. T+1 h 41 min 41 s

    SECO-3

    Third cut-off of the second engine

  27. T+2 h 12 min 37 s

    SES-4

    Fourth start of the second engine

  28. T+2 h 12 min 38 s

    SECO-4

    Fourth cut-off of the second engine

  29. T+2 h 16 min 4 s

    Payload Deployment Sequence Start

    Start of the payload deployment sequence

  30. T+2 h 25 min 58 s

    Payload Deployment Sequence End

    End of the payload deployment sequence.

  31. T+2 h 40 min 13 s

    SES-5

    Fifth start of the second engine

  32. T+2 h 40 min 18 s

    SECO-5

    Fifth cut-off of the second engine

  33. T+2 h 43 min 50 s

    Payload Separation

    Final deployment of the payload from the rocket

Slip history

Changes recorded by Space Right Now

No changes since we started tracking on .

    Source updates from Launch Library 2 (9)

    Announcements supplied by LL2 may predate our tracking. They are separate from changes observed by Space Right Now.

    1. LL2 update

      All payload deployment completed.

      Read the source update
    2. LL2 update

      Liftoff.

      Read the source update
    3. LL2 update

      New T-0.

      Read the source update
    4. LL2 update

      Now targeting Jun 23 at 21:18 UTC

      Read the source update
    5. LL2 update

      GO for launch.

      Read the source update
    6. LL2 update

      NET June 21 per NOTAMs.

      Read the source update
    7. LL2 update

      NET June 20.

      Read the source update
    8. LL2 update

      NET June 21.

      Read the source update
    9. LL2 update

      Changed launch site.

      Read the source update

    Launch pad

    Space Launch Complex 4E

    Vandenberg SFB, CA, USA (US)

    Coordinates: 34.632, -120.611

    View launch pad on a map
    Launch data: The Space Devs (Launch Library 2)

    Launch plans change. Times are estimates from the source, not a guarantee of liftoff.