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The service ceiling is the maximum altitude of an aircraft during normal operations. Specifically, it is the density altitude at which flying in a clean configuration , at the best rate of climb airspeed for that altitude and with all engines operating and producing maximum continuous power, will produce a given rate of climb.
In aviation, ceiling is a measurement of the height of the base of the lowest clouds (not to be confused with cloud base which has a specific definition) that cover more than half of the sky (more than 4 oktas) relative to the ground.
This is a list of aircraft by date and usage. The date shown is the introduction of the first model of a line but not the current model. For instance, while "the most popular" aircraft, such as Boeing 737 and 747 were introduced in 1960x, their recent models were revealed in the 21st century. [1]
March 6 – The last flight of the SR-71 Blackbird takes place, when Lieutenant Colonels Ed Yielding (pilot) and Joseph Vida (reconnaissance systems officer) fly U.S. Air Force SR-71A serial number 61-17972 from Palmdale, California, to Washington Dulles International Airport in Virginia, setting a Los Angeles, California-to-Washington, D.C. world record time of 1 hour 4 minutes 20 seconds at ...
United States 2 1965 1965 1982 976 34 McDonnell Douglas Super 80/MD-80: United States [g] 2 1979 1980 1999 1,191 250 McDonnell Douglas DC-10/MD-10: United States 3 1970 1971 1988 386 9 (December 2024) McDonnell Douglas MD-11: United States 3 1990 1990 2000 200 66 (December 2024) Tupolev Tu-134: USSR 2 1963 1967 1984 854 2 Tupolev Tu-154: USSR ...
The aircraft’s pilot told the passengers the flight had suffered equipment failure for a few seconds, causing the plane to drop for almost 500 feet in the air, Jokat said.
1990: 423.21 tons Proposed double deck airliner, canceled in mid-1990s Boeing New Large Airplane: 1990s: 523.6 tons 747 replacement powered by 777 engines, canceled in the 1990s Aerocon Dash 1.6 wingship: 1990s: 4921.03 tpms US ground effect aircraft, developed with Russian consultation Tupolev Tu-404: 1990s: 595.45 tons
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