About
Nan Ultra 100 Na Noi - 105K is a 105 km ultra race with 2,188m elevation gain in Thailand. Terrain: mountain, forest. Rated very hard difficulty. Located near Nan.
Organized byPhrae Ultra 100
Difficulty
Very Hard127 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density21 m/km · Easy
Elevation Density =elevation gain (m)distance (km)
Time limit:24h