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Recorded mission

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United Launch Alliance

Delta IV Heavy | NROL-70

Launch Successful
Delta IV Heavy | NROL-70

Recorded mission coverage

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Mission brief

The flight at a glance.

Classified payload for the NRO. Last flight of the Delta IV Heavy rocket.

Open the full mission →
Delta IV Heavy NROL-70 Launch Library Flight Club

Published flight sequence

Know what comes next.

Planned timings relative to the target. These steps do not indicate live progress.

  1. T−00:00:05

    Ignition

  2. T+00:00:00

    Liftoff

  3. T+00:01:18

    Supersonic

  4. T+00:01:20

    Max-Q

  5. T+00:03:55

    BECO

  6. T+00:03:57

    Booster Separation

See all 10 published steps ↓
  1. T+00:05:35

    MECO

  2. T+00:05:42

    Stage 2 Separation

  3. T+00:05:55

    SES-1

  4. T+00:06:37

    Fairing Separation