Frantisek Sobotka

Born : 1977 Cat. M45 Ultrarunner since 2006

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Czechia

27,3%

Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 70; Σ finishers = 256. 70 / 256 × 100 = 27.34%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed7

Km — ultra races745 km

> 100 km3

> 160 km2

> 24h3

Longest race182,4 km

Self-Transcendence Race 24h Kladno - Mistrovstvi CR — 21/7/2012

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road100,0%

Records

6 h67,43 km 24 h182,42 km

HISTORY

7 race(s)

Date		Race	Perf.	Rk
2016
29.07	24h	Self-Transcendence Race 24 Std. Kladno	125.000 km	39
2012
21.07	24h	Self-Transcendence Race 24h Kladno - Mistrovstvi CR	182.421 km	5
21.07	24h	Self-Transcendence Race 24h Kladno	182.421 km	7
2009
06.06	6h	Self-Transcendence 6 h race Prag	63.749 km	9
2008
31.05	6h	Self-Transcendence 6 h race Prag	61.588 km	5
2007
02.06	6h	Self-Transcendence 6 h race Prag	62.631 km	8
2006
27.05	6h	Self-Transcendence 6 h race Prag	67.427 km	4

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	21/7/2012	Self-Transcendence Race 24h Kladno - Mistrovstvi CR	182,42	×8
✓ 2	29/7/2016	Self-Transcendence Race 24 Std. Kladno	125,00	×5
✓ 3	27/5/2006	Self-Transcendence 6 h race Prag	67,43	×3
✓ 4	6/6/2009	Self-Transcendence 6 h race Prag	63,75	×2
✓ 5	2/6/2007	Self-Transcendence 6 h race Prag	62,63	×2
✓ 6	31/5/2008	Self-Transcendence 6 h race Prag	61,59	×2