About
The Kiriwong Trail - 50K is a 50.0 km ultra race with 2,806m elevation gain in Thailand. Rated hard difficulty. Located near Nakhon Si Thammarat.
Difficulty
Not part of any indexed race series.
Hard78 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density56 m/km · Hard
Elevation Density =elevation gain (m)distance (km)
Time limit:16h