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The 53rd Test and Evaluation Group is a group of the United States Air Force.It is a part of the 53rd Wing, and is headquartered at Nellis AFB, Nevada. [2]The Group was originally activated in 1942 as the 79th Pursuit Group (Interceptor), becoming the 79th Fighter Group (Single Engine) a few months later.
Model of Emma Mærsk undergoing testing in a ship model basin. A ship model basin is a basin or tank used to carry out hydrodynamic tests with ship models, for the purpose of designing a new (full sized) ship, or refining the design of a ship to improve the ship's performance at sea.
Squadron personnel direct operational test planning and execution, as well as data gathering, analyzing, and reporting for the above systems operated by the combat air forces. [jargon] The squadron also manages Operational Test and Evaluation of weapons and support systems in order to improve current and future U.S. Air Force combat capabilities.
The group was activated in 1941 as the 53d Pursuit Group with the 13th, [3] 14th, [4] and 15th Pursuit Squadrons [5] assigned. [6] The 53d trained fighter pilots with Seversky P-35 and Curtiss P-40 Warhawk aircraft from its activation until December 1941.
First of three prototypes of the Curtiss XP-55 Ascender, 42-78845, on test flight out of Lambert Field, St. Louis, Missouri, crashes when pilot is unable to recover from a stall, engine then quits, Curtiss test pilot J. Harvey Gray divorces airframe after 16,000-foot (4,900 m) plummet, landing safely, fighter impacts inverted in an open field.
As a result of the extensive studies of this group, the United States Secretary of the Navy in November 1959 directed establishment of the Atlantic Undersea Test and Evaluation Center (AUTEC) under the Bureau of Ships (now Naval Sea Systems Command) to provide a deep water test and evaluation facility for making underwater acoustic measurement ...
The Heritage-class cutter, also known as the Offshore Patrol Cutter and the Maritime Security Cutter, Medium, is a cutter class of the United States Coast Guard (USCG), developed as part of the Integrated Deepwater System Program and built by Eastern Shipbuilding [4] and Austal USA. [5]
Hobie Alter sold the Hobie Cat Company to the Coleman Company in 1975. In 1982, Coast Catamaran (The official name of the Hobie Cat Company at that time) bought dinghy company Vagabond and its line of dinghy designs from Ron Holder and produced a series of dinghies (Hobie Hawk, Hobie Holder 12, Hobie Holder 14, Hobie Holder 17 & Hobie Holder 20) and monohulls in the 1980s and 1990s, including ...