"The BBC understands that the small, motor-less yacht had drifted towards the warship in foggy conditions after setting off from the UK."

The yacht "Bright Future" is a 49ft Bavaria (£300,000 new)

http://itboat.com/en/model/15380-bavaria-c46-4PL1S/for-sale
The Bavaria C46 is a modern aft-cockpit cruising yacht designed by Cossutti Yacht Design. Measuring 14.95 m (49' 1") LOA with a generous 4.70 m (15' 6") beam, it offers a spacious, customizable layout with up to 5 cabins, standard 57 hp engine, and CE Category A Ocean rating.



http://www.bbc.co.uk/news/articles/c20yzm84r7lo