Frits Weustink
Born : 1944 Cat. M80 Ultrarunner since 1973 NED
22
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
44
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
3
Countries visited ?GERGermanyNEDNetherlandsSUISwitzerland
67,8%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 35 231; Σ finishers = 51 963. 35 231 / 51 963 × 100 = 67.80%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races2 200 km
Longest race100,0 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road95,5%
Trail4,5%