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  2. Men's 400 metres world record progression - Wikipedia

    en.wikipedia.org/wiki/Men's_400_metres_world...

    The first world record in the 400 m for men was recognized by the International Amateur Athletics Federation, now known as World Athletics, in 1912.The IAAF ratified Charles Reidpath's 48.2 s performance set at that year's Stockholm Olympics as a world record, but it also recognized the superior mark over 440 yards (402.34 metres) run by Maxie Long in 1900 as a world record.

  3. List of world records in swimming - Wikipedia

    en.wikipedia.org/wiki/List_of_world_records_in...

    On 25 July 2013, FINA Technical Swimming Congress voted to allow world records in the long course mixed 400 free relay and mixed 400 medley relay, as well as in six events in short course meters: the mixed 200 medley and 200 free relays, as well as the men's and women's 200 free relays and the men's and women's 200 medley relays. [6]

  4. 400 metres - Wikipedia

    en.wikipedia.org/wiki/400_metres

    Grit Breuer (GER) 49.42 (1991) The 400 metres, or 400-meter dash, is a sprint event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics since 1896 for men and since 1964 for women. On a standard outdoor running track, it is one lap around the track. Runners start in staggered positions and ...

  5. 400 metres at the Olympics - Wikipedia

    en.wikipedia.org/wiki/400_metres_at_the_Olympics

    The men's 400 m has been present on the Olympic athletics programme since 1896 but nearly seventy years passed before the introduction of the women's 400 m, which has been held continuously since the 1964 Games. It is the most prestigious 400 m race at elite level. The competition format typically has two qualifying rounds leading to a final ...

  6. List of United States records in track and field - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    Contents. List of United States records in track and field. Tyson Gay currently holds the national record for the 100 m. The following are the national records in track and field in the United States. Some of the records are maintained by USA Track & Field (USATF). Outdoor times for track races between 200 meters to 10,000 meters are set on 400 ...

  7. Stadiametric rangefinding - Wikipedia

    en.wikipedia.org/wiki/Stadiametric_rangefinding

    Stadiametric rangefinding, or the stadia method, is a technique of measuring distances with a telescopic instrument. The term stadia comes from a Greek unit of length Stadion (equal to 600 Greek feet, pous) which was the typical length of a sports stadium of the time. Stadiametric rangefinding is used for surveying and in the telescopic sights ...

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

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

    For the two-mile run, they run 3200 meters. For the long-hurdle race, they run 300 meters instead of the 400 metres hurdles. Some states ran over lower hurdle heights for a period of time. In field events, boys throw different weights of their implements than with international open division or the more comparable junior-division implements.

  9. List of United States collegiate records in track and field

    en.wikipedia.org/wiki/List_of_United_States...

    The United States collegiate records in track and field are the best marks in track and field events from collegiate athletes (of any nationality), done while the athletes were competing for an American institution of higher education. The National Collegiate Athletic Association (NCAA) track and field system has been touted as one of the main ...