Yan-Jun (白艳军) Bai
Born : 1970 Cat. M55 Ultrarunner since 2015 CHN
24
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
45
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
1
Countries visited ?CHNChina
34,6%
Rank quotient ?This runner's calculation uses 24 eligible race(s): Σ(rank − 1) = 2 852; Σ finishers = 8 242. 2 852 / 8 242 × 100 = 34.60%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed24
Km — ultra races2 473 km
> 100 km9
> 160 km6
Longest race170,0 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Trail100,0%