Heinz-Alois Federhen
Born : 1949 Cat. M75 Ultrarunner since 1979 GER
18
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
35
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
4
Countries visited ?BELBelgiumGERGermanyNEDNetherlandsSUISwitzerland
16,2%
Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 1 572; Σ finishers = 9 707. 1 572 / 9 707 × 100 = 16.19%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed18
Km — ultra races1 738 km
> 100 km1
Longest race121,1 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road96,1%
Trail3,9%