Scheduled launch for Inmarsat 4

Friday, 15-Aug-08

Mobile broadband coverage of the world will move a step closer with the forthcoming launch of the third and final Inmarsat-4 (I-4) satellite.

The launch is now scheduled for 22:43 UTC on 18 August on board a Proton M rocket from the Baikonur Cosmodrome in Kazakhstan.

The new date was announced following a short delay caused by a fault discovered during testing of the Proton.

Geostationary orbit
The Proton M will carry the Inmarsat-4 F3 into geostationary orbit at 35,786km (22,240 miles).

Once tested and operational, the I-4 F3 will be provide satellite phone and mobile broadband services to North and South America at 98 degrees west.

And together with its two sister satellites, already in orbit, the completed constellation will deliver full and seamless global coverage for our entire range of broadband mobile satellite services.

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