image from here

HMS Defender is a Type 45 Destroyer.  It is the eighth ship in the Royal Navy to bear the name Defender, the first was built in 1797 at Limehouse.  It is the the third Destroyer named Defender to have been built on the Clyde, the previous two were built in 1912 by William Denny & Brothers and in 1952 by Alexander Stephen & Sons.

Full report from my first launch will be posted tomorrow.