Eurockot Launch Services GmbH of Bremen, Germany, successfully injected the Sentinel-3B satellite on April 25, 2018 at 20:57 hrs local time (17:57 hrs UTC, 19:57 hrs CET) from Plesetsk Cosmodrome in Northern Russia for the European Space Agency (ESA) using a Rockot launch vehicle.
The satellite was injected at approximately 818 km altitude and 98.63 degrees inclination with very high injection accuracy.
This was Eurockot’s third launch in support of the European Copernicus multiple satellite system following the successful launch of Sentinel-3A in February 2016 and Sentinel-5p in October 2017.
Copernicus is the Earth Observation Satellite Programme headed by the European Commission (EC) in partnership with the European Space Agency (ESA). Copernicus satellites support the European Union`s European policy of improving the management of the environment globally to help mitigate the effects of climate change and ensure civil security.