Sentinel-1D

Mission

Sentinel-1D on Ariane 62. Tue 4 Nov 2025, 21:02:17 UTC. Reported outcome: Success. Launch site: Ariane Launch Area 4. Source: Launch Library 2.

Sentinel-1D carries an advanced radar technology to provide an all-weather, day-and-night supply of imagery of Earth’s surface as part of the Sentinel-1 constellation.

Mission type

Earth Science

Orbit

Sun-Synchronous Orbit

Programmes: Copernicus

Launch timeline

Times are relative to liftoff.

1. T-7 sTue 4 Nov, 22:02 CET

   Ignition

   Start of the engine ignition sequence

2. T-0Tue 4 Nov, 22:02 CET

   Liftoff

   First upwards movement of the rocket

3. T+2 min 14 sTue 4 Nov, 22:04 CET

   SRB Separation

   The solid rocket boosters are separated from the launcher.

4. T+3 min 28 sTue 4 Nov, 22:05 CET

   Fairing Separation

   Separation of the payload fairing

5. T+7 min 37 sTue 4 Nov, 22:09 CET

   MECO

   Cut-off of the main engine

6. T+7 min 43 sTue 4 Nov, 22:10 CET

   Stage 2 Separation

   Separation of the second stage from the first

7. T+7 min 51 sTue 4 Nov, 22:10 CET

   SES-1

   First start of the second engine

8. T+19 min 45 sTue 4 Nov, 22:22 CET

   SECO-1

   First cut-off of the second engine

9. T+33 min 51 sTue 4 Nov, 22:36 CET

   Payload Separation

   Final deployment of the payload from the rocket

10. T+2 h 1 min 32 sWed 5 Nov, 00:03 CET

    SES-2

    Second start of the second engine

11. T+2 h 2 min 19 sWed 5 Nov, 00:04 CET

    SECO-2

    Second cut-off of the second engine

Slip history

Changes recorded by Space Right Now

No changes since we started tracking on Sat 10 Oct 2026, 11:17 UTC.

Launch pad

Ariane Launch Area 4

Guiana Space Centre, French Guiana (GF)

Coordinates: 5.256319, -52.786838