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Tuesday, June 15, 2010

F-35B STOVL fighter goes supersonic

F-35 Lightning IIThe short-takeoff and vertical-landing version of the F-35 Joint Strike Fighter flew past the sound barrier June 10, becoming the first U.S. STOVL aircraft to exceed that milestone.

Marine Corps pilot Lt. Col. Matt Kelly flew the F-35B test aircraft, known as BF-2, to a speed of Mach 1.07, or 727 miles per hour. The test run took place at an altitude of 30,000 feet over an off-shore supersonic test track near Naval Air Station Patuxent River, Md.

The achievement came on the aircraft’s 30th test flight. Aircraft manufacturer Lockheed Martin reported that Kelly accomplished 21 unique test points during the flight, including validation of roll, pitch, yaw and propulsion performance.

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