Upcoming Timeline Agencies Rockets Satellites Track Intel

Communications

INMARSAT 3-F4

NonoperationalCommunicationsGEO

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

Loading…

Launch

Launch date: June 3, 1997 at 11:20 PM UTC
Launch site: Guiana Space Centre, Kourou
Launched by: Ariane 44L →
Operator: Arianespace
Mission: INMARSAT III F-4 & Insat 2D
Launch record: View full launch →

Orbit

Orbit regime: GEO
Apoapsis: 36,051 km
Periapsis: 35,961 km
Inclination: 11.52°
Orbital period: 1447.32 min

Identity

COSPAR (Int'l): 1997-027A
NORAD catalog №: 24819
Object type: Payload
Owner / operator: Isle of Man
Radar cross-section: 28.8195 m²
Status: Nonoperational

End of mission

Fate: No longer operational — remains in orbit as inactive.
Final status: Nonoperational