At sea – course and speed as requisite for chasing steamer. 2.8 knots wind NNW force 3 to 4 with broken sky and mist, Slight sea. Barometer 30.22 inches rising to 30.30 at noon before finishing at 30.26 inches at midnight. Temperature at noon 77F. 0025. On bow and steaming lights. 0030. Burnt searchlight. SS Ika Naderi. 0105. Proceeded south at 30 revolutions without steaming lights. 0600. Land on starboard quarter. 0635. Altered course to NW. 0750. Altered course to north. Increased to 65 revolutions. 0900. Divisions. Performed Divine Service. 1015. Eased to 50 revolutions. 1110. Eased to 45 revolutions. Noon. Position 22.30N 60.4N. Wind NNE force 4 to 5. 1230. Altered course to NNW. Eased to 30 revolutions. 1700. Quarters. Housed top masts. 1800. Altered course to N by W. at 1.6 knots. Midnight. Sounded 100 fathoms with deep sea lead. Coal expended 10 tons 8 cwt. Number on sick list 6.