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Intelsat 21 is a communications satellite manufactured by Boeing Space Systems (BSS) for the Intelsat Corporation, based on the BSS-702MP satellite bus.[1] It was launched on 19 August 2012 at 06:54:59 UTC by a Zenit-3SL launch vehicle from a mobile platform in the equatorial Pacific Ocean.[2][3] and replaces the Intelsat 9 satellite at 58° West Longitude.

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Intelsat 21

Names	IS-21
Mission type	Communications
Operator	Intelsat
COSPAR ID	2012-045A
SATCAT no.	38749
Mission duration	15 years (planned)
Spacecraft properties
Spacecraft	Intelsat 21
Spacecraft type	Boeing 702
Bus	BSS-702MP
Manufacturer	Boeing Satellite Systems
Launch mass	5,984 kg (13,192 lb)
Start of mission
Launch date	19 August 2012, 06:54:59 UTC
Rocket	Zenit-3SL
Launch site	Odyssey, Pacific Ocean
Contractor	Sea Launch
Orbital parameters
Reference system	Geocentric orbit
Regime	Geostationary orbit
Longitude	58° West
Transponders
Band	60 transponders: 24 C-band 36 Ku-band
Coverage area	Canada, United States, Latin America, Caribbean, Europe
Intelsat constellation ← Intelsat 20 Intelsat 22 →

References

На других языках

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- [en] Intelsat 21

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[ru] Intelsat 21

Интелсат-21 (англ. Intelsat 21, IS-21, PAS-21) — коммерческий геостационарный телекоммуникационный спутник, принадлежащий североамериканскому спутниковому оператору Intelsat и созданный компанией Boeing, на базе спутниковой платформы BSS-702MP, для замены устаревшего телекоммуникационного спутника Интелсат-9.

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