Tag Archives: Certified marathon courses world record

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List of Marathon Certified Courses: Only Some Are Eligble for A World Record

List of Marathon Certified Courses: Only Some Are Eligble for A World Record

For a world record to be considered as such by the IAAF, the marathon course must have 42.195 km measured using the ‘calibrated bicycle method’, which consists in fitting a Jones Counter (see post’s image) between the left fork leg and the front wheel of a bicycle which counts the revolutions of the wheel and ridding such bike through the

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