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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 →
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.
^"Boeing 702MP Fleet - Intelsat". Boeing. Archived from the original on 8 February 2013.
^Miramar-Garcia, Gabriel. "Intelsat launches satellite for Latin America TV capacity". Rapid TV News. Retrieved 28 January 2013.
^"Satellite Database". satlaunch.org. Archived from the original on 23 March 2020. Retrieved 23 March 2020.
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