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Marjata
FS ''Marjata'' is a purpose-built electronic intelligence collection vessel (ELINT). She is the third ship that bears the name ''Marjata'', all of which have been used for military intelligence purposes by the Norwegian Armed Forces. She is owned by the Norwegian Defence Research Establishment, but operated by the Norwegian Intelligence Service, and is considered to be one of the most advanced ships of her kind in the world. Her main role is surveillance of the Russian Northern fleet`s activity in the Barents Sea, but is constructed for operations all over the world. She operates in international waters close to the Russian border. ''Marjata'' officially serves as a research ship for the Norwegian Intelligence Service. The first (1966-75) and second (1976-95) ships entered service earlier during the Cold War. == General == It is a Ramform type ship-design with an unusual hull shape. The shape of the hull is characteristic with a sharp bow, sinusoidal waterline, a descending rear body that ends in a straight cut-off stern where the ship has the largest width. Because of the very large width of the ship it will have an operational metacentric height of about 16 meters. The ship can continue to operate even with large parts of the interior under the waterline, when the ship's exact trimming is uncritical. The same goes for cargo shift, if the ship is exposed to icing or large amounts of water on deck. This makes ''Marjata'' a very stable sensor platform, she is also built with a very low noise signature, so that the ship itself does not interfere with the onboard sensors. ''Marjata'' also has large internal bay for computing and analyzing of reconnaissance data. The ramform type ships are often used for seismological surveys of the seabed. ''Marjata'' is well suited for operation in arctic conditions for prolonged periods of time. ''Marjata'' (iii) is due to be replaced by a new and larger ship in 2016.〔http://barentsobserver.com/en/security/2014/03/norways-new-arctic-giant-spyship-17-03〕 The new ship, which will be the fourth ''Marjata'', has been docked at the Naval Weapons Station on the York River in the United States for the summer of 2015.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Marjata」の詳細全文を読む
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