off Ascension Island d/d 19 Oct 1963 to 700Sq (W) / 996-CU by Oct 1963 and spent some time (with autopilot fitted) aboard HMS Leander for trials 700W Sq Penelope Flt/184-PE Jan 1964, 829 Sq /454-PE Mar 1964, until Oct 1966 829 Sq Cleopatra Flt/463 by Oct 1968 (replacing ditched XT440) 829 Sq Scylla Flt/432 by Apr 1970 ditched and sank from HMS Scylla off Ascension Island 20 Jan 1972.