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  2. RIM-50 Typhon - Wikipedia

    en.wikipedia.org/wiki/RIM-50_Typhon

    Typhon MR was designed to be capable of intercepting aircraft at between 50 feet (15 m) to 50,000 feet (15,000 m) in altitude and 3,000 yards (2,700 m) to 25 nautical miles (29 mi; 46 km) range. It had yet to enter testing before the Typhon project was cancelled. [5]

  3. League (unit) - Wikipedia

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

    Persian mile: Persia: 1,524: London mile: England: 1,609.3426 (statute) mile: England/UK: 1592: 1959: 1,760 yards: Over the course of time, the length of a yard changed several times and consequently so did the English (and, from 1824, Imperial) mile. The statute mile was introduced in 1592 during the reign of Queen Elizabeth I: 1,609.344: mile

  4. Longest recorded sniper kills - Wikipedia

    en.wikipedia.org/wiki/Longest_recorded_sniper_kills

    For example, a rifle capable of firing a ½ or 0.5 MOA (approximately 0.5 inch center to center of the two holes furthest apart) 5-round group (often referred to as "grouping") at 100 yards will theoretically fire a 12.5 inch group at 2,500 yards (0.5 × 2,500/100 = 12.5). Unless the group is centered perfectly on the target at 100 yards, the ...

  5. List of United States high school national records in track ...

    en.wikipedia.org/wiki/List_of_United_States_high...

    For example, in 1980, high schools converted their running distances from Imperial (yards) to metric, but instead of running conventional international distances like 1500 metres in place of the mile run, a more equitable but non-standard 1600 meters was chosen. For the two-mile run, they run 3200 meters.

  6. Middle-distance running - Wikipedia

    en.wikipedia.org/wiki/Middle-distance_running

    This length of long middle-distance or short long-distance race was 3,520 yards (3,218.688 m). Historically, the two-mile took the place that the 3000 m and the 3200 m have today. The first man to break the four-minute barrier for both miles was Daniel Komen at Hechtel, Belgium on 19 July 1997 in a time of 7

  7. Convoy ONS 5 - Wikipedia

    en.wikipedia.org/wiki/Convoy_ONS_5

    The radar contact disappeared at a range of 3,000 yards (2.7 km). Duncan made no ASDIC contact, but dropped a single depth charge at the estimated diving position before making another radar contact at 4,000 yards (3.7 km). As Duncan closed, the U-boat dived at a range of 1,500 yards (1.4 km).

  8. Thousand-yard stare - Wikipedia

    en.wikipedia.org/wiki/Thousand-yard_stare

    The thousand-yard stare (also referred to as two-thousand-yard stare) is the blank, unfocused gaze of people experiencing dissociation due to acute stress or traumatic events. It was originally used about war combatants and the post-traumatic stress they exhibited but is now also used to refer to an unfocused gaze observed in people under a ...

  9. Yehudi lights - Wikipedia

    en.wikipedia.org/wiki/Yehudi_lights

    In 1945 a Grumman Avenger with Yehudi lights got within 3,000 yards (2,700 m) of a ship before being sighted, when under the same conditions an uncamouflaged plane was detected at a range of about 12 miles (19 km).