Sentinel-3D

Vega-C, Avio S.p.A

Ariane Launch Area 1 (ELV), Guiana Space Centre, French Guiana

Launch time

No earlier than

NET December 2028

Month precision To be determined

Current date is a placeholder or rough estimation based on unreliable or interpreted sources.

How to read launch times

How sure is this date?

The source gives month precision. Launch plans can change.

Source updated Sat 6 Dec, 13:18 CET

Updated 11 Oct, 00:22 CEST

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Slip history

No changes since we started tracking on Sat 10 Oct 2026, 12:02 UTC.

Sat 6 Dec 2025, 12:18 UTCLL2 update
NET December 2028
Read the source update
Mon 21 Nov 2022, 20:30 UTCLL2 update
Adding launch NET November 2028
Read the source update

Mission

Sentinel-3D on Vega-C from Ariane Launch Area 1 (ELV). Launch time, status and recorded date changes from Launch Library 2.

Sentinel-3D is the fourth satellite in the Sentinel-3 constellation, which provides high-accuracy optical, radar and altimetry data for marine and land services.

Mission type: Earth Science
Orbit: Sun-Synchronous Orbit

Programmes: Copernicus

Vega-C liftoff on its maiden flight (LARES-2) — Credit: ESA/CNES/Arianespace/Optique vidéo du CSG–S. Martin · ESA Standard Licence (non-commercial)

Launch timeline

No timeline has been provided by the source.

Launch pad

Ariane Launch Area 1 (ELV)

Guiana Space Centre, French Guiana (GF)

Coordinates: 5.236, -52.775

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