About
AIA One Billion Trail by TMS - 51K is a 50.6 km ultra race with 2,597m elevation gain in Thailand. Terrain: forest, mountain. Rated hard difficulty. Located near Hua Hin, Prachuap Khiri Khan.
Difficulty
Not part of any indexed race series.
Hard77 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density51 m/km · Hard
Elevation Density =elevation gain (m)distance (km)
Time limit:13h
Run Conditions
ForestMountain