 The first attack Operation "Meridian One", an air strike on the oil refinery at Pladjoe, north of Palembang, Sumatra was delayed by poor weather from 21 January and the fleet waited off Enggano Island.The attack was finally launched at 6am on 24 January with a lack of wind making take-off more risky.Forty-three Grumman Avenger torpedo bombers, twelve Fairey Firefly fighter-bombers with rockets and fifty Grumman Hellcat, Vought Corsair and Supermarine Seafire fighters were launched, approaching with the sun behind them and diving from 9000 feet to 3000 feet to release their bombs.