About
Phrae Ultra 100 - 100K is a 100 km ultra race with 2,743m elevation gain in Thailand. Rated very hard difficulty. Located near Phrae.
Difficulty
Not part of any indexed race series.
Very Hard127 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density27 m/km · Moderate
Elevation Density =elevation gain (m)distance (km)
Time limit:24h