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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.
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 ...
The Airplane Bungalow is a residential style of the United States dating from the early 20th century, with roots in the Arts and Crafts Movement, and elements also common to the American Craftsman style, and Prairie Style. [1] It was more popular in the western half of the U.S., and southwestern and western Canada.
The Lockheed U-2, nicknamed "Dragon Lady", is an American single-engine, high altitude reconnaissance aircraft operated from the 1950s by the United States Air Force (USAF) and the Central Intelligence Agency (CIA). It provides day and night, high-altitude (70,000 feet, 21,300 meters), all-weather intelligence gathering. [1]
A passenger has told NBC News of the dramatic incident that saw people aboard a Boeing flight thrown into the ceiling, as authorities probed what caused the plane's sudden mid-air plunge.
The 707 and 747 formed the backbone of many major airline fleets through the end of the 1970s, including United (747 shown) and Pan Am (707 shown) Lufthansa Boeing 727 A Boeing 737, the best-selling commercial jet aircraft in aviation history. Vertol Aircraft Corporation was acquired by Boeing in 1960, [23] and was reorganized as Boeing's ...
This is a timeline of aviation history, and a list of more detailed aviation timelines. The texts in the diagram are clickable links to articles. The texts in the diagram are clickable links to articles.