Copernicus Sentinel-3 Products: New Processing Baseline

We are pleased to announce a new processing baseline ID for Copernicus Sentinel-3 concerning the following products: The new Processing Baseline includes: A complete description of these changes can be found on the updated PDFS SLSTR L1 document. To avoid any impact on SLSTR L2 or SYNERGY data quality, this evolution has been considered by adapting …

Copernicus Sentinel-3B unavailability notice for Lunar Calibration planned on 01 April 2026

Due to a Copernicus Sentinel-3B Lunar Calibration, SLSTR products degradation is expected for sensing time from 01/04/2026-12:35:28 to 01/04/2026-13:25:58 UTC, SRAL products degradation is expected for sensing time from 01/04/2026-12:36:28 to 01/04/2026-13:06:58 UTC, MWR products degradation is expected for sensing time from 01/04/2026-12:35:28 to 01/04/2026-13:25:58 UTC, DORIS products degradation is expected for sensing time from 01/04/2026-12:36:28 to 01/04/2026-13:06:58 UTC, OLCI products degradation is expected for sensing time from 01/04/2026-13:19:50 to 01/04/2026-13:25:58 UTC.

Reminder regarding the Copernicus Data Access Service Maintenance Activity scheduled for 26 March 2026

This is to remind you the scheduled maintenance activity to upgrade the software version will take place on 26 March 2026, from 08:00 UTC to 12:00 UTC. During this period, temporary performance degradation or brief service interruptions may occur. As part of this maintenance, the following improvements will also be introduced for users of the OData catalogue: Kind regards,

Copernicus Sentinel-3B unavailability notice for OOP Manoeuvre #159 planned on 19 March 2026

Due to a Copernicus Sentinel-3B OOP Manoeuvre, SLSTR products degradation is expected for sensing time from 19/03/2026-08:12:50 to 19/03/2026 08:44:56 UTC, SRAL products degradation is expected for sensing time from 19/03/2026-08:12:50 to 19/03/2026-08:44:56 UTC, MWR products degradation is expected for sensing time from 19/03/2026-08:12:50 to 19/03/2026-08:44:56 UTC, DORIS products degradation is expected for sensing time from 19/03/2026-08:12:50 to 19/03/2026-08:44:56 UTC.

Copernicus Sentinel-3A unavailability notice for OOP Manoeuvre #152 planned on 19 March 2026

Due to a Copernicus Sentinel-3A OOP Manoeuvre, SLSTR products degradation is expected for sensing time from 19/03/2026-08:50:58 to 19/03/2026-09:24:20 UTC, SRAL products degradation is expected for sensing time from 19/03/2026-08:50:58 to 19/03/2026-09:24:20 UTC, MWR products degradation is expected for sensing time from 19/03/2026-08:50:58 to 19/03/2026-09:24:20 UTC, DORIS products degradation is expected for sensing time from 19/03/2026-08:50:58 to 19/03/2026-09:24:20 UTC.

Copernicus Data Access Service : Maintenance activity 26 March 2026

A scheduled maintenance activity to upgrade the software version will take place on 26 March 2026, from 08:00 UTC to 12:00 UTC. During this period, temporary performance degradation or brief service interruptions may occur. We apologize for any inconvenience this maintenance activity might cause to your activities and appreciate your understanding. As part of this …