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// optical imaging · 2018

Sentinel-3B

ESA Earth observation satellite. Sentinel-3B was launched on April 25, 2018 aboard a Rokot from Plesetsk. Latest status in GCAT: in orbit.

COSPAR 2018-039ANORAD 43437European Union

Identity

Name in GCAT
Sentinel-3B
International designator
2018-039A
NORAD catalog number
43437
GCAT identifier
S43437
UN registration
ST/SG/SER.E/871

Mission

Mission type
Optical imaging
Use
Civil government
Program
Sentinel
Owner
Copernicus
Country
European Union
Builder
Thales Alenia Space
Platform (bus)
Sentinel-3A

Launch

Date
April 25, 2018 · 17:57 UTC
Launch record
2018-039Success
Rocket
Rokot
Spaceport
Plesetsk · pad LC133/3

Orbit and fate

Orbit class (GCAT)
LEO/S
Perigee
802 km
Apogee
815 km
Inclination
98.62°
Status
In orbit
Last known active
February 2023

Size

Mass
1,250 kg
Dry mass
1,150 kg
Length
3.7 m
Diameter
2.20 m
Span
5.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q52196628 (CC0).