About National Intelligence Organizations Products Missions Spacecraft Constellations Forecasts Latest Information

© Polaris Intelligence 2026Admin

Sentinel-3B

active

Orbit: LEOLaunched 4/25/2018

Technical Specifications

Verified technical details

Dry Mass: 1150 kg
Total Mass: 1250 kg
Power: Unknown
Design Life: Unknown

Stakeholders

Operator

European Commission (EC)

Manufacturer

Launch Mission

Sentinel-3B Mission

4/25/2018