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''Kralj Petar Krešimir IV'' (pennant number RTOP-11) is ''Kralj''-class missile boat in service with the Croatian Navy. It was laid down in 1990 at the Kraljevica Shipyard as the first ship in a new class being built for the Yugoslav Navy. As the Croatian War of Independence started gaining momentum, shipyard workers stalled the completion of the ship until the remaining Yugoslav forces retreated, preserving the ship for the Croatian Navy that was being formed. After entering service, ''Kralj Petar Krešimir IV'' along with represented the navy's main surface combatants until the end of the war, without participating in combat. Both missile boats were used in the Posejdon '94 exercise in October 1994. Although ''Kralj Petar Krešimir IV'' was plagued with engine malfunctions and other equipment problems throughout its service life, it continues to serve with the Flotilla of the Croatian Navy along with four other missile boats. The ship was the main motive for a series of postage stamps issued by the Hrvatska pošta as well as souvenir coins. == Design and construction == (詳細はKraljevica Shipyard as the first ship of the new ''Kobra''-class missile boats that were planned for the Yugoslav Navy (JRM). The ship was to be named after Sergej Mašera (pennant number RTOP-501) who prevented the destroyer ''Zagreb'' from falling into Italian hands during the Invasion of Yugoslavia. As the Croatian War of Independence broke out, shipyard workers stalled the completion of the ship until all of the Yugoslav Forces retreated following the Battle of the Barracks so they could not take the ship with them. It was launched in 21 March 1992. Although there were proposals to name the ship after the city of Vukovar that was heavily damaged during the Battle of Vukovar, Franjo Tuđman, Croatian president at the time, suggeseted naming the ship in accordance with Croatia's naval history. ''Petar Krešimir IV'' carries the name of a Croatian medieval king ("kralj" meaning "king"), Peter Krešimir IV of Croatia, who is often viewed in Croatia as having expanded the kingdom of Croatia to incorporate the Dalmatian coast and its islands. ''Kralj Petar Krešimir IV'' measures in length, has a beam of and draught of . Fully loaded the ship displaces while standard displacement measures . Propulsion consists of three Zvezda M504B-2 diesel engines mounted on three shafts, putting out which enables a maximum speed of and a continuous speed of . At a speed of the ship has a range of with a 10-day endurance. The ship has a complement of 33, consisting of six officers, 19 NCOs and eight seamen. The ship's principal armament consists of 4–8 RBS-15 anti-ship missiles. Gun armament consists of a single Bofors 57 mm D70 on the ships bow and a single AK-630 CIWS placed on a higher position towards the stern. Four AIM-70 or six SAG-1 naval mines can be deployed in place of the missile launchers. Self-defense systems are made of two Wallop "Barricade" chaff/infrared decoy launchers paired with radar and laser radiation detectors. Ship sensors include a Racal-Decca BT 502 surface search and Racal-Decca 1290A navigational radar mounted on the ship's mast, as well as a Philips PEAB 9LV 249 Mk2 fire-control radar mounted above the bridge and used for guiding the ship's gun armament. A RIZ PP10M sonar is used for detecting underwater special forces operating in the near vicinity of the ship. 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「Croatian missile boat Kralj Petar Krešimir IV (RTOP-11)」の詳細全文を読む スポンサード リンク
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