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Communications

INMARSAT 4-F1

Partially operationalCommunicationsGEO

Relays voice, data, internet or broadcast signals between points on Earth.

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Launch

Launch date
March 11, 2005 at 09:42 PM UTC
Launch site
Cape Canaveral SFS, USA
Launched by
Atlas V 431 →
Operator
Lockheed Martin
Mission
INMARSAT 4 F1
Launch record
View full launch →

Orbit

Orbit regime
GEO
Apoapsis
35,797 km
Periapsis
35,776 km
Inclination
5.16°
Orbital period
1436.1 min

Spacecraft

Operator
INMARSAT, Ltd.
Manufacturer
EADS Astrium
Users
Commercial
Launch mass
5,959 kg
Power
13,000 W
Design lifetime
15 years

Identity

COSPAR (Int'l)
2005-009A
NORAD catalog №
28628
Object type
Payload
Owner / operator
Isle of Man
Radar cross-section
5.0119 m²
Status
Partially operational