Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

INMARSAT 4 F1

active

CommunicationsGEOCOSPAR 2005-009ALaunched 3/11/2005

Mission & Launch

Launch Mission: Inmarsat 4 F-1
Launch Vehicle: Atlas V 431
Launch Date: 3/11/2005

Orbit & Mass

Orbit Class: GEO
Altitude: 35,616.5 km
Inclination: 2.92 deg
Dry Mass: 3,000 kg
Total Mass: 5,940 kg

Payload Classification

Mission Type

Communications

Payload Category

COM

Payload Class

B

Organizations

Operator: International Maritime Organisation
Manufacturer: Airbus

Registry

COSPAR ID: 2005-009A
UN Registration: ST/SG/SER.E/518