Sentinel-3B is a
European Space Agency
The European Space Agency (ESA) is a 23-member International organization, international organization devoted to space exploration. With its headquarters in Paris and a staff of around 2,547 people globally as of 2023, ESA was founded in 1975 ...
Earth observation satellite
An Earth observation satellite or Earth remote sensing satellite is a satellite used or designed for Earth observation (EO) from orbit, including spy satellites and similar ones intended for non-military uses such as environmental monitoring, me ...
dedicated to
oceanography
Oceanography (), also known as oceanology, sea science, ocean science, and marine science, is the scientific study of the ocean, including its physics, chemistry, biology, and geology.
It is an Earth science, which covers a wide range of to ...
which launched on 25 April 2018.
It was built as a part of the
Copernicus Programme, and is the second (after
Sentinel-3A, launched 16 February 2016) of four planned
Sentinel-3 satellites.
Launch
Sentinel-3B was successfully launched on 25 April 2018 at 17:57
UTC from the
Plesetsk Cosmodrome
Plesetsk Cosmodrome () is a Russian spaceport located in Mirny, Arkhangelsk Oblast, near the town of Plesetsk, from which it takes its name. Until 2025 and the commissioning of the Andøya Space, Andøya base in Norway, it was the only operati ...
aboard a
Rokot
Rokot ( meaning ''Rumble'' or ''Boom''), also transliterated Rockot, was a Soviet Union (later Russian) space launch vehicle that was capable of launching a payload of into a Earth orbit with 63° inclination. It was based on the UR-100N ( ...
launch vehicle.
See also
*
Sentinel-3#Instruments
References
External links
Sentinel-3 program websiteby ESA
Sentinel-3 websiteby the Copernicus Programme
Real-time orbital trackinguphere.space
{{Use dmy dates, date=April 2018
Copernicus Programme
Earth observation satellites of the European Space Agency
Earth satellite radar altimeters
Spacecraft launched by Rokot rockets
Spacecraft launched in 2018
Oceanographic satellites