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

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

Sentinel-3B websites


ESA - STEP Science Toolbox Exploration Platform
ESA Sentinel Online - missions, guides, data
ESA - Copernicus Sentinels overview
ESA Earth Online - Sentinel 3 mission
Copernicus programme
EUMETSAT - CODA info (Sentinel-3 marine data)
ESA eoPortal - Sentinel 3
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
ESA STEP: Toolboxes for Sentinel, SMOS and PROBA-V
EUMETSAT EO Portal - Data Center access
Copernicus Open Access Hub
EUMETSAT - CODA (Sentinel-3 marine data products)
Sentinel-3 data viewer - Quick search and visualiz
Copernicus Open Access Hub - Search
ESA - Sentinel toolboxes
ESA/CNES - BRAT: Broadview Radar Altimetry Toolbox
CNES Aviso - Products guide

On Board Sensors

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