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Japanese Destroyer Ariake (1904)
Four Japanese destroyers have been named : * , a of the Imperial Japanese Navy (IJN) during the Russo-Japanese War * , a of the IJN during World War II * USS Heywood L. Edwards (DD-663)#JDS Ariake (DD-183), JDS ''Ariake'' (DD-183), a destroyer of the Japanese Maritime Self-Defense Force (JMSDF), formerly USS ''Heywood L. Edwards'' (DD-663) * , a of the JMSDF launched in 2000 See also * Ariake (other) {{DEFAULTSORT:Ariake Imperial Japanese Navy ship names Japan Maritime Self-Defense Force ship names Japanese Navy ship names ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Dawn
Dawn is the time that marks the beginning of twilight before sunrise. It is recognized by the appearance of indirect sunlight being scattered in Earth's atmosphere, when the centre of the Sun's disc has reached 18° below the observer's horizon. This morning twilight period will last until sunrise (when the Sun's upper limb breaks the horizon), when direct sunlight outshines the diffused light. Etymology "Dawn" derives from the Old English verb ''dagian'', "to become day". Types of dawn Dawn begins with the first sight of lightness in the morning, and continues until the Sun breaks the horizon. This morning twilight before sunrise is divided into three categories depending on the amount of sunlight that is present in the sky, which is determined by the angular distance of the centre of the Sun (degrees below the horizon) in the morning. These categories are ''astronomical'', ''nautical'', and ''civil dawn''. Astronomical dawn Astronomical dawn begins when the Sun is 18 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
