Athletics at the 1908 Summer Olympics – Men's marathon Alexandra the next day awarded him a gold or silver-gilt cup in recognition of his achievement. Pietri and Hayes both turned professional and there were several re-matches over the distance of 26 miles 385 yards. Many other marathons adopted that distance, including the important Polytechnic Marathon. The IAAF minutes are reportedly silent as to the reason the 26 miles 385 yards (42.195 km) was chosen in 1921, so any conclusion must be speculative, but regardless of any possible emotional attachment to the distance of the "race of the century", the London 1908 distance had established itself worldwide by that time.
2012 Olympic Marathon Course as 42.195 km and specifically state that the course must not be less than this distance. The rules further state that in Olympic competition the standard distance may not be exceeded by more than 0.1%. In order for a marathon performance to be ratified as a world record by the IAAF, the course must also meet other criteria that rule-out "artificially fast times" produced on courses aided by downhill slope or tailwind: the distance between start and end points when measured in a straight line should not exceed 50% of the length of the course (21.092 km in the case