08 April 1898

(Good Friday) At sea Bombay to Aden course S75W at 9.3 knots with a smooth sea. Wind NW force 1 with broken cloud. Barometer 30.04 inches at 0400 rising to 30.09 at 0800 before falling to 30.04 at 1600 hours and finishing at 30.05 inches at midnight. Temperature at noon. 85F. 0100. Passed a steamer steering to east. 0200. Exercised sea boats crews. 0300. Exercised watch to close watertight doors. 0520. Latitude Vega 15.49N.

Vega is the brightest star in the northern constellation of Lyra. It has the Bayer designation α Lyrae, which is Latinised to Alpha Lyrae and abbreviated Alpha Lyr . Apparent magnitude (V)‎: ‎+0.026 (−0.02…+0.07) B−V color index‎: ‎0.00 Distance‎: ‎25.04 ± 0.07 ly; (7.68 ± 0.02 pc)

Radial velocity (Rv)‎: ‎−13.9 ± 0.9 km/s

Passed a steamer standing to the eastward. 0900. Passed an English Man of War standing eastward.0930. Divisions. Performed Divine Service. 1100. Passed steamer standing to east. Noon. Position 15.32N 57.52E. Wind east force 1. 1300. Sunday routine. 1715. Quarters. Hands scrubbing and washing clothes. Coal expended 21 tons 16 cwt. Number on sick list 3.

1806-1816

This is the account of the first vessel named HMS Cossack, a title that would be passed on to five later ships and commemorated by the Royal Navy in the Cossack Building at HMS Raleigh.

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1854-1875

The second Cossack was originally ordered by Russia for the Black Sea Fleet in December 1852 at a cost of 290,000 silver roubles. However, when relations between Britain and Russia deteriorated, Russia sold the vessels to the Hamburg trading firm Henry Mersk & Co.

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1886-1905

This account covers the third vessel named HMS Cossack. Launched on 3 June 1886 and in service until 1905, she spent the majority of her career in the Far East, calling at India, Aden, Ceylon (Sri Lanka), and other ports.

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1907-1919

The fourth HMS Cossack received the first Battle Honour for participating in operations along the Belgian coast from 17 October to 8 November 1914. This section contains copies of the original construction contract and detailed plans showing her launch, deck arrangements, and machinery.

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1938-1941

Credited with battle honours including Baltic 1855, Witu 1890, Dover Patrol 1914–1919, Narvik 1940, Norway 1940, Atlantic 1940–1941, the Bismarck Action 1941, and the Malta Convoys 1941, the HMS Cossack in service from 1938 to 1941 was a formidable presence.

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1944-1960

During Warship Week in February 1942, the town of Esher raised £1,192,211, contributing to the construction of the warship HMS Cossack. The funds were collected by the public depositing money into a rubber-type float in a pool. Remarkably, the surplus was enough to fund a submarine as well. The story continues.

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