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  2. Four-minute mile - Wikipedia

    en.wikipedia.org/wiki/Four-minute_mile

    A four-minute mile is the completion of a mile run (1.6 km) in four minutes or less. It translates to a speed of 15 miles per hour (24 km/h). [ 1 ] It is a standard of professional middle distance runners in several cultures.

  3. Milepost equation - Wikipedia

    en.wikipedia.org/wiki/Milepost_equation

    [1] [2] In order to make mileposts consistent with the real mileage, every milepost beyond the equation would need to be moved. [3] For example, an equation of 7.6 back = 9.2 ahead means that the feature does not have any section between mile 7.6 and mile 9.2, and the distance between mileposts 7 and 10 is only 1.4 miles. This would usually be ...

  4. Quarter mile - Wikipedia

    en.wikipedia.org/wiki/Quarter_mile

    Quarter-mile or 14 mile may refer to: A dragstrip competition or vehicle test in motorsport, where cars or motorcycles compete for the shortest time from a standing start to the end of a straight 14 mile (0.40 km) track; The 440-yard dash, a sprint footrace in track and field competition on a 440 yards (1,320 ft; 400 m; 0.25 mi) oval

  5. 4 × mile relay - Wikipedia

    en.wikipedia.org/wiki/4_×_mile_relay

    The 4 × mile relay is an athletics track event in which teams comprise four runners who each complete one mile (1,609.344 metres) or slightly more than 4 laps on a standard 400 metre track. The event is not often run as most legacy 440 yard tracks have been converted to 400 metres, thus making 4 × 1500 or 4 × 1600 metres easier to manage.

  6. Mile - Wikipedia

    en.wikipedia.org/wiki/Mile

    In the United States, the term statute mile formally refers to the survey mile, [3] but for most purposes, the difference of less than 1 ⁄ 8 inch (3.2 mm) between the survey mile and the international mile (1609.344 metres exactly) is insignificant—one international mile is 0.999 998 US survey miles—so statute mile can be used for either.

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  8. Naismith's rule - Wikipedia

    en.wikipedia.org/wiki/Naismith's_rule

    Pace [6] in minutes per kilometre or mile vs. slope angle resulting from Naismith's rule [7] for basal speeds of 5 and 4 km / h. [n 1] The original Naismith's rule from 1892 says that one should allow one hour per three miles on the map and an additional hour per 2000 feet of ascent. [1] [4] It is included in the last sentence of his report ...

  9. List of auto racing tracks in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_auto_racing_tracks...

    1/4 mile NHRA Camping World Drag Racing Series: Green Mountain Raceway: Milton: Vermont: 1962-1972 Asphalt 1/4 Mile Green Valley Raceway: North Richland Hills: Texas: 1963-1984 Asphalt 1/4 Mile Kansas City International Raceway: Kansas City: Missouri: 1967-2011 Asphalt 1/4 Mile Memphis International Raceway: Millington: Tennessee: 1987 Concrete ...