Biss keys for the channels of Eutelsat 21B 21.6° E

Eutelsat 21B is a geostationary communications satellite operated by Eutelsat, a French satellite operator. It was launched in November 2012 and is currently in orbit at 21.5° East longitude, providing coverage over Europe, North Africa, and the Middle East.

The satellite has 40 transponders in the Ku-band and 12 transponders in the C-band, which are used for a variety of applications, including broadcasting, telecommunications, and broadband services. The satellite's coverage area includes Europe, North Africa, and the Middle East, and it is used by a range of broadcasters and telecommunications companies to provide services to their customers.

Eutelsat 21B is equipped with advanced technologies that allow for high data throughput and reliable communications, even in adverse weather conditions. The satellite has a design life of 15 years and is part of Eutelsat's fleet of over 40 satellites, which provide a range of satellite communication services to customers around the world.

Overall, Eutelsat 21B is an important satellite for the European and Middle Eastern regions, providing critical communication services for broadcasters and telecommunications companies, as well as supporting a range of other applications, such as maritime and aviation communications.