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  2. Knot (unit) - Wikipedia

    en.wikipedia.org/wiki/Knot_(unit)

    1 nautical mile per hour (by definition), 1 852.000 metres per hour (exactly), [5] 0.51444 metres per second (approximately), 1.15078 miles per hour (approximately), 20.25372 inches per second (approximately) 1.68781 feet per second (approximately). The length of the internationally agreed nautical mile is 1 852 m.

  3. Speed of sound - Wikipedia

    en.wikipedia.org/wiki/Speed_of_sound

    The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium. More simply, the speed of sound is how fast vibrations travel. At 20 °C (68 °F), the speed of sound in air, is about 343 m/s (1,125 ft/s; 1,235 km/h; 767 mph; 667 kn), or 1 km in 2.91 s or one mile in 4.69 s.

  4. List of longest runways - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_runways

    Airport name Country Coordinates Length (m) (ft) White Sands Space Harbor [116], B: United States: 10,668 35,000 Edwards Air Force Base C: United States: 8,988 29,488

  5. Nautical mile - Wikipedia

    en.wikipedia.org/wiki/Nautical_mile

    A nautical mile is a unit of length used in air, marine, and space navigation, and for the definition of territorial waters. [2] [3] [4] Historically, it was defined as the meridian arc length corresponding to one minute (⁠ 1 / 60 ⁠ of a degree) of latitude at the equator, so that Earth's polar circumference is very near to 21,600 nautical miles (that is 60 minutes × 360 degrees).

  6. True airspeed - Wikipedia

    en.wikipedia.org/wiki/True_airspeed

    Here the speed is displayed both in knots (kn) and miles per hour (mph). The true airspeed (TAS; also KTAS, for knots true airspeed) of an aircraft is the speed of the aircraft relative to the air mass through which it is flying. The true airspeed is important information for accurate navigation of an aircraft.

  7. Fort Lauderdale Executive Airport - Wikipedia

    en.wikipedia.org/wiki/Fort_Lauderdale_Executive...

    The airport is ideal for flight training because of its 24-hour air traffic control tower and has multiple instrument approaches. For the 12-month period ending December 31, 2017, the airport had 179,023 aircraft operations, an average of 490 [2] per day: 94% general aviation, 6% air taxi and <1% military.

  8. Foot per second - Wikipedia

    en.wikipedia.org/wiki/Foot_per_second

    The foot per second (plural feet per second) is a unit of both speed (scalar) and velocity (vector quantity, which includes direction). [1] It expresses the distance in feet (ft) traveled or displaced, divided by the time in seconds (s). [2] The corresponding unit in the International System of Units (SI) is the meter per second.

  9. Flight level - Wikipedia

    en.wikipedia.org/wiki/Flight_level

    On 25 November 2004 the Civil Aviation Authority of New Zealand raised New Zealand's transition altitude from 11,000 to 13,000 feet (3,400 to 4,000 m) and changed the transition level from FL130 to FL150. [8] The transition level (TL) is the lowest flight level above the transition altitude. The table below shows the transition level according ...