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The rule affected only those aircraft operating under IFR when in level flight above 3,000 ft above mean sea level, or above the appropriate transition altitude, whichever is the higher, and when below FL195 (19,500 ft above the 1013.2 hPa datum in the UK, or with the altimeter set according to the system published by the competent authority in ...
The previous (unofficial) record was 107.960 km (354,200 ft) set by Joseph A. Walker in a North American X-15 in mission X-15 Flight 91 on August 22, 1963. Walker had reached 106 km – crossing the Kármán line the first time – with X-15 Flight 90 the previous month.
Instead of flying over a larger distance, they use elevation to expand their field of vision. [3] A bird strike was recorded at this height in 1973. Common crane: Grus grus: Gruidae: 10,000 metres (33,000 feet) This height was recorded above the Himalayas. [2] This great height allows them to avoid eagles in mountain passes. [2] Bar-headed ...
The new plane renamed X-15A-2, had a new 28 -in. fuselage extension to carry liquid hydrogen. [1] It was lengthened by 2.4 feet (73 cm), had a pair of auxiliary fuel tanks attached beneath its fuselage and wings, and a complete heat-resistant ablative coating was added. It took flight for the first time on 25 June 1964.
At 08:46, [j] flight attendant Amy Sweeney panicked that her plane was "flying way too low" just as Atta deliberately crashed into the North Tower. The airplane, traveling about 440 miles per hour (710 km/h; 200 m/s; 380 kn) and loaded with around 10,000 U.S. gallons (38,000 L; 8,300 imp gal) of jet fuel, struck the skyscraper's northern ...
A pilot flying an aircraft under instrument flight rules (typically under poor visibility conditions) must rely on the aircraft's altimeter to decide when to deploy the undercarriage and prepare for landing. Therefore, the pilot needs reliable information on the height of the plane with
Airways are corridors 10 nautical miles (19 km) wide of controlled airspace with a defined lower base, usually FL070–FL100, extending to FL195.They link major airports giving protection to IFR flights during the climb and descent phases, and often for non-jet aircraft, cruise phase of flight.
If an aircraft is flying over a congested area (town, settlement, etc.) it must fly high enough so that in the case of an engine failure, it is able to land clear safely AND it must not fly less than 300 m (1000 ft) above the highest fixed object within 600 m of the aircraft. [11]