Jacob Johannes (Johan) van der Merwe
External sources
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Born : 1972
Cat. M50 Ultrarunner since 2000
51
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
86
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
8
Countries visited ?
China
France
United Kingdom
Hong Kong
Hungary
ItalySouth Africa
Taiwan
ChinaFranceUnited KingdomHong KongHungaryItalySouth AfricaTaiwan11,2%
Rank quotient ?This runner's calculation uses 60 eligible race(s): Σ(rank − 1) = 22 044; Σ finishers = 195 969. 22 044 / 195 969 × 100 = 11.25%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed76
Km — ultra races9 912 km
> 100 km31
> 160 km28
> 200 km14
> 24h20
> 48h10
Longest race1 005,4 km
1st Ultra Corsica — 7/9/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road89,9%
Stage10,1%
Wins & podiums (ultra)
🏆 Win19
🏆 Win M19
🏅 Top 322
🏅 Top 3 M22
Longest winning streak4
Current streak0
HISTORY
65 race(s) · 17 stage(s) nested · 27 split(s) nested| Runner | Races in common |
|---|---|