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Communications

INMARSAT 3-F3

Backup / standbyCommunicationsGEO

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

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Launch

Launch date
December 18, 1996 at 01:57 AM UTC
Launch site
Cape Canaveral SFS, USA
Launched by
Atlas IIA →
Operator
Lockheed Martin
Mission
INMARSAT III F-3
Launch record
View full launch →

Orbit

Orbit regime
GEO
Apoapsis
35,883 km
Periapsis
35,854 km
Inclination
10.31°
Orbital period
1440.29 min

Spacecraft

Operator
INMARSAT, Ltd.
Manufacturer
Lockheed Martin Commercial Space Systems
Users
Commercial
Launch mass
2,074 kg
Dry mass
860 kg
Design lifetime
13 years

Identity

COSPAR (Int'l)
1996-070A
NORAD catalog №
24674
Object type
Payload
Owner / operator
Isle of Man
Radar cross-section
28.1837 m²
Status
Backup / standby