Program

Inmarsat 4

Payloads: 4
In orbit: 4
Operational (CelesTrak): 4
Re-entered: 0
First launch: 2005-03-11
Latest launch: 2013-07-25

Owners

International Maritime Satellite Organization Ltd,3
INMRL/ESA1

Built by

Astrium (F) Toulouse4

Payloads in this program

Name	NORAD	Launch date	Status
INMARSAT 4-F1	28628	2005-03-11	Partially operational
INMARSAT 4-F2	28899	2005-11-08	Operational
INMARSAT 4-F3	33278	2008-08-18	Operational
ALPHASAT	39215	2013-07-25	Operational

From GCAT by Jonathan McDowell (CC BY 4.0). Roles are counted from the catalogue itself, not from GCAT type labels, which GCAT describes as patchy. About this source