Alphasat I-XL

Also known as Inmarsat XL, Inmarsat-4AF4

active

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Identification

NORAD / COSPAR: 39215 / 2013-038A
Operator: ViaSat Inc

Orbit & position

Orbit: GEO
Position: 25° E (24.9° E)
Altitude: —
Velocity: —
Period: —
Eccentricity: —

Hardware

Manufacturer: EADS Astrium/Thales Alenia Space
Model: Alphabus
Mass: 6650 kg
Dry mass: 3370 kg

Launch

Launch date: 25 Jul 2013
Launch site: Guiana Space Center
Launch vehicle: Ariane 5 ECA
Design life: 15 yr

Beacons

3949.0 LHCP 3951.0 RHCP19701

Comment

The Alphasat mission definition is based around two main service types: BGAN directional (as currently provided by Inmarsat iv) BGAN omni-directional (including handheld services) covering Europe, Middle East, Africa and parts of Asia. Wide spot beams & ~228 narrow spot beams.