Jan-Willem Kalkman
2025 Rotterdam · Open Men
1:19:42
Total time
#455 of 1,256
Top 37% of Open Men
Run vs workout
Running (8 km)
39:32
Median 41:45 · 2 min 13 sec faster
Workout stations
34:48
Median 35:35 · 47 sec faster
2025 Rotterdam · Open Men