Below the ocean's surface

Public release of Sentinel-3B Ocean and Land Colour Instrument (OLCI) Level-2 Marine Products

Below the ocean's surface
Below the ocean's surface

From 20 March 2019, Sentinel-3B OLCI Level-2 Ocean Colour Products will be available at Near Real Time (NRT) and Non Time Critical (NTC) timeliness.

Last Updated

11 November 2020

Published on

14 March 2019

The Sentinel-3 Product Notice for OLCI Level 2 (available soon) describes the current status, the processing baseline, the product quality and known limitations for both OLCI-A and OLCI-B. It is applicable to both NRT and NTC timeliness.

How to access OLCI Level 2 Ocean Colour products

Near Real Time (NRT) products

Full Resolution NRT productOLCI Ocean Colour Full Resolution in NRT — Sentinel-3

Figure 1: Example product

Copernicus Online Data Access (CODA) service. It is an online rolling archive with http access to Sentinel-3 Level 1 and Level 2 (Marine) global data in different latency modes
EUMETSAT Data Centre, accessible via our Earth Observation Portal (EOP)
EUMETCast Terrestrial

Channel: T01-S3B-07
Multicast Address: 232.223.222.10

Reduced Resolution NRT productOLCI Ocean Colour Reduced Resolution in NRT — Sentinel-3

Copernicus Online Data Access (CODA) service. It is an online rolling archive with http access to Sentinel-3 Level 1 and Level 2 (Marine) global data in different latency modes
EUMETSAT Data Centre, accessible via our Earth Observation Portal (EOP)
EUMETCast Terrestrial

In addition to the above access means, these data are distributed on EUMETCast Satellite:

EUMETCast Europe
Channel: E2H-S3B-03
PID: 610
Multicast Address: 224.223.224.13

Example filename:
S3B_OL_2_WRR____20190310T174700_20190310T183053_20190310T201707_2633_023_041______MAR_O_NR_002.SEN3.tar

EUMETCast Africa
Channel: A1C-S3B-03
PID: 100
Multicast Address: 224.223.225.6

Note: If you are already subscribed to Sentinel-3A OLCI Level 2 NRT data via EUMETCast, from 20 March you will automatically receive the Sentinel-3B OLCI Level 2 NRT data — no additional registration is required.

Non Time Critical (NTC) products

Full Resolution NTC productOLCI Ocean Colour Full Resolution in NTC — Sentinel-3

Copernicus Online Data Access (CODA) service
EUMETSAT Data Centre

Reduced Resolution NTC productOLCI Ocean Colour Reduced Resolution in NTC — Sentinel-3

Copernicus Online Data Access (CODA) service
EUMETSAT Data Centre

To receive Sentinel-3B UNS (User Notification Service) alerts by email, make sure you update your UNS subscriptions via our Earth Observation Portal (EOP).

More information on OLCI products and accessing the data can be found on the Sentinel-3 Ocean Colour page.

For any questions, contact the User Service Helpdesk.