Jan Herda
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1983
Cat. M40 Ultrarunner since 2006
3
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
15
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 ?Czechia
Czechia31,9%
Rank quotient ?This runner's calculation uses 3 eligible race(s): Σ(rank − 1) = 29; Σ finishers = 91. 29 / 91 × 100 = 31.87%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed3
Km — ultra races237 km
> 100 km1
> 24h1
Longest race105,5 km
Self-Transcendence Race, 24h Kladno — 5/8/2006
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 32
🏅 Top 3 M2
Longest winning streak0
Current streak0
Records
HISTORY
3 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2008 | ||||
| 31.05 | 6h | Self-Transcendence 6 h race Prag |
64.412 km | 3 🥉 |
| 2007 | ||||
| 02.06 | 6h | Self-Transcendence 6 h race Prag |
67.057 km | 3 🥉 |
| 2006 | ||||
| 05.08 | 24h | Self-Transcendence Race, 24h Kladno |
105.470 km | 26 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 5/8/2006 | Self-Transcendence Race, 24h Kladno | 105,47 | ×7 |
| ✓ 2 | 2/6/2007 | Self-Transcendence 6 h race Prag | 67,06 | ×4 |
| ✓ 3 | 31/5/2008 | Self-Transcendence 6 h race Prag | 64,41 | ×4 |