Intelsat 21 [Boeing BSS]
Intelsat Ltd. announced in July 2009 that it had ordered the Intelsat 21 (IS 21) communications satellite from Boeing Satellite Systems. It was launched in 2012, and replaced the Intelsat 9 satellite at 58º West Longitude.
The payload is powered by two solar wings, each with four panels of ultra triple-junction gallium arsenide solar cells.
|Type / Application:||Communication|
|Contractors:||Boeing Satellite Systems|
|Equipment:||24 C-band transponders, 36 Ku-band transponders|
|Power:||2 deployable solar arrays, batteries|
|Intelsat 21||2012-045A||19.08.2012||SL||Zenit-3SL (2)|