About
Nakhon Sawan Trail - 21K is a 21.0 km half marathon category race with 848m elevation gain in Thailand. Rated moderate difficulty. Located near Nakhon Sawan.
Difficulty
Not part of any indexed race series.
Moderate29 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density40 m/km · Moderate
Elevation Density =elevation gain (m)distance (km)
Time limit:7h