Sea-surface topography, sea- and land-surface temperature, ocean colour and land colour

Launched in:2016
Repeat cycle:27 days
Orbit height:814 km
Orbit type:Sun Synchronous
Organisation: ESA
Sentinel-3A was launched 16 Feb 2016;
Sentinel-3B was launched 25 April 2018;
Sentinel-3C and Sentinel-3D are planned for after 2020

Sentinel-3A websites


ESA Earth Online - Sentinel 3 mission
ESA - STEP Science Toolbox Exploration Platform
ESA Sentinel Online - missions, guides, data
ESA - Copernicus Sentinels overview
Copernicus programme
ESA eoPortal - Sentinel 3
EUMETSAT - CODA info (Sentinel-3 marine data)
ESA - Sentinel-3 OLCI User Guide
ESA - Sentinel-3 SLSTR User Guide
ESA - Sentinel-3 SYN User Guide
ESA - Sentinel-3 SRAL User Guide

Data ordering

ESA - Sentinel-3 toolbox
Copernicus Open Access Hub
ESA STEP: Toolboxes for Sentinel, SMOS and PROBA-V
ESA - Sentinel toolboxes
Copernicus Open Access Hub - Search
EUMETSAT EO Portal - Data Center access
NASA Goddard - Ocean Color Web
ESA/CNES - BRAT: Broadview Radar Altimetry Toolbox
CNES Aviso - Products guide
EUMETSAT - CODA (Sentinel-3 marine data products)
Sentinel-3 data viewer - Quick search and visualiz

On Board Sensors

MWR (Microwave Radiometer)
OLCI (Ocean and Land Color Instrument)
SLSTR (Sea and Land Surface Temparature Radiometer)
SRAL (SAR Radar Altimeter)