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For a performance to be ratified as a world record by World Athletics, the marathon course on which the performance occurred must be 42.195 km (26.219 mi) long, [34] measured in a defined manner using the calibrated bicycle method [35] (the distance in kilometers being the official distance; the distance in miles is an approximation) and meet other criteria that rule out artificially fast ...
Two-pass verification, also called double data entry, is a data entry quality control method that was originally employed when data records were entered onto sequential 80-column Hollerith cards with a keypunch. In the first pass through a set of records, the data keystrokes were entered onto each card as the data entry operator typed them.
In running events up to 200 m in distance and in horizontal jump events, wind assistance is permitted only up to 2.0 m/s. In decathlon or heptathlon, average wind assistance of less than 2.0 m/s is required across all applicable disciplines; and maximum of 4.0 m/s in any one event. As an exception, according to rule 36.2, specific event ...
Data entry is the process of digitizing data by entering it into a computer system for organization and management purposes. It is a person-based process [ 1 ] and is "one of the important basic" [ 2 ] tasks needed when no machine-readable version of the information is readily available for planned computer-based analysis or processing.
The marathon is a long-distance foot race with a distance of 42.195 kilometres (c. 26 mi 385 yd), [1] usually run as a road race, but the distance can be covered on trail routes. The marathon can be completed by running or with a run/walk strategy. There are also wheelchair divisions. More than 800 marathons are held worldwide each year, with ...
The marathon is the only road running event featured at the IAAF World Championships in Athletics and the Summer Olympics, although there is also an annual IAAF World Half Marathon Championships. The marathon is also the only road running event featured at the World Para Athletics Championships and the Summer Paralympics.
The World Marathon Majors (WMM) (known for sponsorship reasons as the Abbott World Marathon Majors) is a championship-style competition for marathon runners that started in 2006. A points-based competition founded on seven major marathon races recognised as the most high-profile on the calendar, the series comprises annual races for the cities ...
The following tables are an overview of all current national records in the marathon, as compiled by World Athletics [1] and other authoritative sources of road racing statistics. [ 2 ] [ 3 ] [ 4 ] Background