Sandra Brown (ultradistance athlete) Sandra Brown (ultradistance athlete) Sandra Brown (born 1 April 1949) is a British ultra distance walker / runner who holds a number of world records in the field of long distance walking. After a childhood which included many long family walks 'off the beaten track', Brown completed her first formal marathon in 1982 in Winchester, at age 33 years. That same year saw her enter her first 'ultra' (a race of a distance beyond the marathon's 26 miles 385 yards) with the 100 km Surrey Summits in April and a Long Distance Walkers Association (LDWA) crosscountry 100 mile event along
Marathon later recognized by the race organizers as the women's winner for that year, as well as 1967 and 1968. The length of an Olympic marathon was not precisely fixed at first, but the marathon races in the first few Olympic Games were about , roughly the distance from Marathon to Athens by the longer, flatter route. The exact length depended on the route established for each venue. The International Olympic Committee agreed in 1907 that the distance for the 1908 London Olympic marathon would be about 25 miles or 40 kilometres. The organisers decided on a course of 26 miles