Silver Comet Marathon

The event takes place on a 42.195-kilometer course entirely along a paved, multi-use rail trail in Mableton, Georgia, with no unpaved segments or significant elevation changes between the start and finish points. The terrain is almost uniformly *flat and fast*, with the start and finish at an elevation of about 314 meters above sea level, the lowest point at 278 meters, and the highest at 335 meters totaling a modest elevation gain of approximately 235 meters and loss of 247 meters over the cour