ZCZC EL51 SUBS AND GUNS 242/26 FOST. SUBFACTS AND GUNFACTS WARNING (ALL TIMES UTC). 1. LIVE GUNNERY FIRINGS IN PROGRESS: PLYMOUTH APPROACHES - LIZARD POINT TO START POINT. BETWEEN 270700 AND 270900 AND BETWEEN 271200 AND 271430 APR. PORTLAND APPROACHES - START POINT TO SAINT ALBANS HEAD. BETWEEN 270730 AND 271600 APR. FULL DETAILS IN HM COASTGUARD RESCUE CENTRES VHF AND MF BROADCASTS OR CONTACT NAVAL OPERATIONS PHONE (44) (0)1752 557550. 2. CANCEL SUBS AND GUNS 240/26 (EL50). NNNN