Vlastimil Dvoracek

Born : 1959 Cat. M65 Ultrarunner since 1989

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

123

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 ?

Australia

Austria

Czechia

Egypt

Spain

Finland

France

Germany

Greece

India

Israel

Italy

Jordan

Japan

Kazakhstan

South Korea

Mexico

Netherlands

Norway

South Africa

Russia

Switzerland

Taiwan

United States

22,2%

Rank quotient ?This runner's calculation uses 84 eligible race(s): Σ(rank − 1) = 1 749; Σ finishers = 7 890. 1 749 / 7 890 × 100 = 22.17%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed84

Km — ultra races21 418 km

> 100 km70

> 160 km56

> 200 km42

> 24h57

> 48h24

Longest race1 609,3 km

1000 Miles World Cup Athen — 15/3/2010

Km per year (ultra races)

2022

2023

2024

145

2025

141

2026

Race types (share of distance)

Road79,8%

Trail4,6%

?15,6%

Wins & podiums (ultra)

🏆 Win7

🏆 Win M7

🏅 Top 323

🏅 Top 3 M24

Longest winning streak1

Current streak0

Records

50 km3h32'38 100 km8h36'51 12 h129,35 km 24 h228,79 km 48 h395,84 km 6 d822,80 km

HISTORY

103 race(s) · 43 split(s) nested

Date		Race	Perf.	Rk
2026
25.07	24h	25. Sri Chinmoy Self-Transcendence 24-Std.-Lauf Kladno	140.703 km	29
2025
26.07	24h	24. Sri Chinmoy Self-Transcendence 24-Std.-Lauf Kladno	144.896 km	24
2021
24.07	24h	Self-Transcendence Race 24h Kladno	164.665 km	20
2020
25.07	100mi	Self-Transcendence Race 24h Kladno - 100mi Split	23:39:44 h	25
25.07	100km	Self-Transcendence Race 24h Kladno - 100km Split	13:04:11 h	35
25.07	24h	Self-Transcendence Race 24h Kladno - Mistrovství ČR	163.366 km	19
25.07	24h	Self-Transcendence Race 24h Kladno	163.366 km	23
2019
25.05	12h	Self-Transcendence 12 h race Prag	101.247 km	19
06.05	70km	5. Tengri Ultra	10:09:25 h	56
02.03	50km	Plzenska 50 km okolo Bolevaku	4:48:30 h	19
2018
20.07	48h	Self-Transcendence Race 48h Kladno	236.193 km	18
20.07	12h	Self-Transcendence Race 48h Kladno - 12h Split	87.000 km	18
20.07	24h	Self-Transcendence Race 48h Kladno - 24h Split	151.000 km	17
26.05	12h	Self-Transcendence 12 h race Prag	92.056 km	22
2016
12.11	24h	5th Bangalore 24 hour Ultra Marathon	144.000 km	5
29.07	48h	Self-Transcendence Race 48 Std. Kladno	305.796 km	4
28.05	12h	Self-Transcendence 12 h race Prag	114.207 km	7
28.05	100km	Self-Transcendence 12h Lauf Prag 100km Split	10:21:02 h	7
2015
09.05	100km	III. Elton Ultra Trail 100 km	11:09:46 h	17
2014
23.10	166km	5th Ultramarathon Sovev-Emek (Around the Valley) 166 km	25:41:14 h	11
26.07	24h	Self-Transcendence Race 24h Kladno	163.072 km	14
2012
24.11	24h	7^ 24 ore del Sole, Palermo	165.946 km	13
24.11	100km	7^ 24 ore del Sole, Palermo - 100km Split	11:41:27 h	15
21.07	24h	Self-Transcendence Race 24h Kladno - Mistrovstvi CR	158.025 km	10
21.07	24h	Self-Transcendence Race 24h Kladno	158.025 km	12
2011
17.12	12h	Les 12 hores en pista, Barcelona	105.606 km	28
17.12	24h	Les 24 hores pista TV3 Barcelona	176.026 km	24
2010
31.07	24h	Self-Transcendence Race 24h Kladno	154.073 km	13
15.03	1000mi	1000 Miles World Cup Athen	14d 16:55:13 h	4
15.03	24h	1000 Miles World Cup Athen - 24h Split	161.000 km	3 🥉
15.03	48h	1000 Miles World Cup Athen - 48h Split	265.000 km	6
15.03	6d	1000 Miles World Cup Athen - 6d Split	660.000 km	9
15.03	1000km	1000 Miles World Cup Athen - 1000km Split	9d 04:10:53 h	6
2009
06.06	12h	Self-Transcendence 12 h race Prag	113.728 km	1 🏆
06.06	100km	Self-Transcendence 100km Lauf Prag	10:20:42 h	3 🥉
26.04	24h	12th Sri Chinmoy 6 Day Race - 24h Split	136.794 km	5
26.04	48h	12th Sri Chinmoy 6 Day Race - 48h Split	231.746 km	5
26.04	6d	12th Sri Chinmoy 6 Day Race	603.504 km	5
20.03	12h	Brno Spring 12 Hour Indoor	108.270 km	5
31.01	24h	II Endurance 24 h Ultrarun Helsinki	176.462 km	20
2008
18.10	24h	IAU 24h WC Seoul	194.988 km	77
08.08	48h	Self-Transcendence Race, 48h Kladno	292.027 km	3 🥉
31.05	12h	Self-Transcendence 12 h race Prag	108.877 km	7
31.05	100km	Self-Transcendence 100km Lauf Prag	10:56:41 h	8
30.03	48h	12. George Archer Six Day Circuit Race - 48h Split	269.000 km	1 🏆
30.03	6d	12. George Archer Six Day Circuit Race	656.000 km	2 🥈
2007
17.06	48h	11th Self-Transcendence 3100 Mile Race - 48h Split	248.176 km	2 🥈
17.06	6d	11th Self-Transcendence 3100 Mile Race - 6d Split	661.520 km	2 🥈
16.03	48h	12. Brno Spring 48 Hour Indoor	374.909 km	3 🥉
16.03	24h	12. Brno Spring 48 Hour Indoor - 24h Split	229.000 km	2 🥈
2006
09.12	24h	Bislett 24 hour indoor challenge	188.043 km	20
09.12	12h	Bislett 24 hour indoor challenge - 12h Split	116.085 km	11
12.05	24h	21ème des 48 heures pédestres de Surgères - 24h Split	180.652 km	16
12.05	48h	21ème des 48 heures pédestres de Surgères	280.478 km	19
07.04	6d	1st 7 days Loutraki Int. Ultramarathon Festival - 6d Split	710.801 km	1 🏆
07.04	48h	1st 7 days Loutraki Int. Ultramarathon Festival - 48h Split	291.361 km	1 🏆
07.04	7d	1st 7 days Loutraki Int. Ultramarathon Festival	751.996 km	1 🏆
07.04	24h	1st 7 days Loutraki Int. Ultramarathon Festival - 24h Split	179.760 km	1 🏆
25.02	24h	IAU 24h WC Taipei Yuanshan	205.863 km	39
2005
20.11	6d	20th Cliff Young Six-Days-Colac	822.800 km	2 🥈
20.11	24h	20th Cliff Young Six-Days-Colac - 24h Split	202.800 km	2 🥈
20.11	48h	20th Cliff Young Six-Days-Colac - 48h Split	336.400 km	2 🥈
06.08	24h	Self-Transcendence Race, 24h Kladno	214.140 km	1 🏆
16.07	24h	IAU 24h EC Wörschach	228.321 km	16
16.07	24h	IAU 24h WC Wörschach	228.321 km	24
11.06	12h	Self-Transcendence 12 h race Prag	129.351 km	3 🥉
15.04	50km	12th Dead Sea Ultra Marathon	3:32:38 h	10
18.03	48h	10. Brno Spring 48 Hour Indoor	395.843 km	2 🥈
18.03	12h	10. Brno Spring 48 Hour Indoor - 12h Split	125.500 km	4
18.03	24h	10. Brno Spring 48 Hour Indoor - 24h Split	227.250 km	3 🥉
2004
23.10	6h	IAU 24h WC Brno - 6h Split	67.818 km	20
23.10	12h	IAU 24h WC Brno - 12h Split	126.141 km	15
23.10	24h	IAU 24h EC Brno	206.877 km	30
23.10	24h	IAU 24h WC Brno	206.877 km	44
28.07	4d	Self-Transcendence Race, 4d Kladno	552.334 km	2 🥈
28.05	48h	19ème des 48 heures pédestres de Surgères	336.574 km	8
22.03	6d	Campeonato Int. 6 dias Corriendo	718.566 km	1 🏆
2003
11.10	12h	Open race at IAU 24h WC & EC Uden - 12h Split	125.050 km	29
11.10	24h	IAU 24h EC Uden	228.788 km	17
11.10	24h	IAU 24h WC Uden	228.788 km	22
31.07	24h	Self-Transcendence Race, 72h Kladno - 24h Split	205.000 km	1 🏆
31.07	48h	Self-Transcendence Race, 72h Kladno - 48h Split	329.000 km	1 🏆
31.07	72h	Self-Transcendence Race, 72h Kladno	471.042 km	1 🏆
19.04	250km	10. Sakura Michi Kokusai Nature Run	30:11:00 h	20
21.03	48h	8. Brno Spring 48 Hour Indoor	355.630 km	3 🥉
21.03	12h	8. Brno Spring 48 Hour Indoor - 12h Split	127.500 km	1 🏆
21.03	24h	8. Brno Spring 48 Hour Indoor - 24h Split	230.000 km	1 🏆
2002
01.11	100km	2nd 100 km Pharaonic Race	9:44:53 h	1 🏆
03.05	48h	17ème des 48 heures pédestres de Surgères	170.398 km	22
03.05	24h	17ème des 48 heures pédestres de Surgères - 24h Split	169.795 km	15
22.03	48h	7. Brno Spring 48 Hour Indoor	379.946 km	2 🥈
22.03	50km	7. Brno Spring 48 Hour Indoor - 50km Split	4:23:16 h	3 🥉
22.03	100km	7. Brno Spring 48 Hour Indoor - 100km Split	9:02:19 h	2 🥈
22.03	100mi	7. Brno Spring 48 Hour Indoor - 100mi Split	16:00:25 h	2 🥈
22.03	24h	7. Brno Spring 48 Hour Indoor - 24h Split	227.500 km	2 🥈
2001
28.09	245.3km	19. Spartathlon	33:39:45 h	34
25.05	24h	8th IAU 24h EC Apeldoorn (22e 24 uurs Apeldoorn)	196.641 km	36
04.05	24h	16ème des 48 heures pédestres de Surgères - 24h Split	193.017 km	6
04.05	48h	16ème des 48 heures pédestres de Surgères	352.860 km	3 🥉
23.03	48h	6. Brno Spring 48 Hour Indoor	307.938 km	13
23.03	50km	6. Brno Spring 48 Hour Indoor - 50km split	4:28:32 h	3 🥉
23.03	100km	6. Brno Spring 48 Hour Indoor - 100km split	10:03:28 h	7
23.03	100mi	6. Brno Spring 48 Hour Indoor - 100mi split	18:23:03 h	8
23.03	24h	6. Brno Spring 48 Hour Indoor - 24h split	189.143 km	5
2000
19.11	6d	15th Six-Days-Colac	630.800 km	5
19.11	24h	15th Six-Days-Colac - 24h Split	174.000 km	2 🥈
19.11	48h	15th Six-Days-Colac - 48h Split	282.800 km	3 🥉
21.10	24h	7th IAU 24h EC Uden	208.218 km	27
07.10	24h	2. Self-Transcendence 24h Lauf Prag	211.036 km	2 🥈
01.06	48h	15ème des 48 heures pédestres de Surgères	358.590 km	4
01.06	12h	15ème des 48 heures pédestres de Surgères - 12h Split	111.588 km	7
01.06	24h	15ème des 48 heures pédestres de Surgères - 24h Split	202.065 km	6
17.03	48h	5. Brno Spring 48 Hour Indoor	372.085 km	2 🥈
17.03	50km	5. Brno Spring 48 Hour Indoor - 50km Split	4:25:18 h	3 🥉
17.03	100km	5. Brno Spring 48 Hour Indoor - 100km Split	9:50:55 h	3 🥉
17.03	100mi	5. Brno Spring 48 Hour Indoor - 100mi Split	17:55:50 h	3 🥉
17.03	24h	5. Brno Spring 48 Hour Indoor - 24h Split	206.990 km	3 🥉
1999
25.09	24h	5^ IAU 24h EC Verona (Lupatotissima 24 ore)	162.882 km	29
25.09	50km	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 50km split	4:46:40 h	23
25.09	6h	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 6h split	57.442 km	28
25.09	50mi	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 50mi split	9:26:43 h	31
25.09	12h	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 12h split	92.076 km	32
25.09	100km	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 100km split	13:26:18 h	33
25.09	100mi	5^ IAU 24h EC Verona (Lupatotissima 24 ore) - 100mi split	23:49:07 h	29
05.06	100km	1. Self-Transcendence 100km Lauf Prag	8:36:51 h	2 🥈
05.06	12h	3. Self-Transcendence 12 h race Prag	126.602 km	1 🏆
26.03	48h	4. Brno Spring 48 Hour Indoor	372.808 km	2 🥈
26.03	24h	4. Brno Spring 48 Hour Indoor - 24h Split	211.168 km	2 🥈
1998
29.08	24h	6th IAU 24h EC Marquette	212.747 km	24
08.05	48h	14ème des 48 heures pédestres de Surgères	304.304 km	9
20.03	48h	3. Brno Spring 48 Hour Indoor	313.133 km	7
20.03	24h	3. Brno Spring 48 Hour Indoor - 24h Split	197.486 km	2 🥈
1997
13.09	100km	IAU 100km WC (RUN Winschoten 100 km)	8:46:28 h	108
13.09	100km	22. RUN Winschoten 100 km - open race	8:46:28 h	118
31.05	100km	IAU 100km EC Firenze (25^ 100 km del Passatore)	9:05:27 h	84
02.05	48h	13ème des 48 heures pédestres de Surgères	287.415 km	10
02.05	24h	13ème des 48 heures pédestres de Surgères - 24h Split	181.255 km	6
1994
16.07	24h	7. 24-Stunden-Self-Transcendence-Lauf Köln	212.551 km	2 🥈
1991
10.05	24h	13e 24 uurs Apeldoorn	88.303 km	79
1990
15.06	24h	24 h Lauf Mittersill	172.066 km	26
15.06	50km	24 h Lauf Mittersill - 50km Split	4:55:34 h	24
15.06	100km	24 h Lauf Mittersill - 100km Split	10:38:39 h	22
15.06	100mi	24 h Lauf Mittersill - 100mi Split	22:18:10 h	26
08.06	100km road race	32. 100 km Lauf Biel	9:42:49 h	330
05.05	24h	3. Self-Transcendence 24h Lauf Basel	203.430 km	12
1989
28.10	24h	Běh na 24 hodin Pilsen	201.663 km	9

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	15/3/2010	1000 Miles World Cup Athen	1 609,34	×13
✓ 2	20/11/2005	20th Cliff Young Six-Days-Colac	822,80	×6
✓ 3	7/4/2006	1st 7 days Loutraki Int. Ultramarathon Festival	752,00	×6
✓ 4	22/3/2004	Campeonato Int. 6 dias Corriendo	718,57	×5
✓ 5	30/3/2008	12. George Archer Six Day Circuit Race	656,00	×5
✓ 6	19/11/2000	15th Six-Days-Colac	630,80	×5
✓ 7	26/4/2009	12th Sri Chinmoy 6 Day Race	603,50	×4
✓ 8	28/7/2004	Self-Transcendence Race, 4d Kladno	552,33	×4
✓ 9	31/7/2003	Self-Transcendence Race, 72h Kladno	471,04	×3
✓ 10	18/3/2005	10. Brno Spring 48 Hour Indoor	395,84	×3
✓ 11	22/3/2002	7. Brno Spring 48 Hour Indoor	379,95	×3
✓ 12	16/3/2007	12. Brno Spring 48 Hour Indoor	374,91	×3
✓ 13	26/3/1999	4. Brno Spring 48 Hour Indoor	372,81	×3
✓ 14	17/3/2000	5. Brno Spring 48 Hour Indoor	372,09	×3
✓ 15	1/6/2000	15ème des 48 heures pédestres de Surgères	358,59	×2
✓ 16	21/3/2003	8. Brno Spring 48 Hour Indoor	355,63	×2
✓ 17	4/5/2001	16ème des 48 heures pédestres de Surgères	352,86	×2
✓ 18	28/5/2004	19ème des 48 heures pédestres de Surgères	336,57	×2
✓ 19	20/3/1998	3. Brno Spring 48 Hour Indoor	313,13	×2
✓ 20	23/3/2001	6. Brno Spring 48 Hour Indoor	307,94	×2
✓ 21	29/7/2016	Self-Transcendence Race 48 Std. Kladno	305,80	×2
✓ 22	8/5/1998	14ème des 48 heures pédestres de Surgères	304,30	×2
✓ 23	8/8/2008	Self-Transcendence Race, 48h Kladno	292,03	×2
✓ 24	2/5/1997	13ème des 48 heures pédestres de Surgères	287,42	×2
✓ 25	12/5/2006	21ème des 48 heures pédestres de Surgères	280,48	×2
✓ 26	19/4/2003	10. Sakura Michi Kokusai Nature Run	250,00	×2
✓ 27	28/9/2001	19. Spartathlon	245,30	×1
✓ 28	20/7/2018	Self-Transcendence Race 48h Kladno	236,19	×1
✓ 29	11/10/2003	IAU 24h EC Uden	228,79	×1
✓ 30	16/7/2005	IAU 24h EC Wörschach	228,32	×1
✓ 31	6/8/2005	Self-Transcendence Race, 24h Kladno	214,14	×1
✓ 32	29/8/1998	6th IAU 24h EC Marquette	212,75	×1
✓ 33	16/7/1994	7. 24-Stunden-Self-Transcendence-Lauf Köln	212,55	×1
✓ 34	7/10/2000	2. Self-Transcendence 24h Lauf Prag	211,04	×1
✓ 35	21/10/2000	7th IAU 24h EC Uden	208,22	×1
✓ 36	23/10/2004	IAU 24h EC Brno	206,88	×1
✓ 37	25/2/2006	IAU 24h WC Taipei Yuanshan	205,86	×1
✓ 38	5/5/1990	3. Self-Transcendence 24h Lauf Basel	203,43	×1
✓ 39	28/10/1989	Běh na 24 hodin Pilsen	201,66	×1
✓ 40	25/5/2001	8th IAU 24h EC Apeldoorn (22e 24 uurs Apeldoorn)	196,64	×1
✓ 41	18/10/2008	IAU 24h WC Seoul	194,99	×1
✓ 42	9/12/2006	Bislett 24 hour indoor challenge	188,04	×1
✓ 43	31/1/2009	II Endurance 24 h Ultrarun Helsinki	176,46	×1
✓ 44	17/12/2011	Les 24 hores pista TV3 Barcelona	176,03	×1
✓ 45	15/6/1990	24 h Lauf Mittersill	172,07	×1
✓ 46	3/5/2002	17ème des 48 heures pédestres de Surgères	170,40	×1
✓ 47	23/10/2014	5th Ultramarathon Sovev-Emek (Around the Valley) 166 km	166,00	×1
✓ 48	24/11/2012	7^ 24 ore del Sole, Palermo	165,95	×1
✓ 49	24/7/2021	Self-Transcendence Race 24h Kladno	164,67	×1
✓ 50	25/7/2020	Self-Transcendence Race 24h Kladno - Mistrovství ČR	163,37	×1
✓ 51	26/7/2014	Self-Transcendence Race 24h Kladno	163,07	×1
✓ 52	25/9/1999	5^ IAU 24h EC Verona (Lupatotissima 24 ore)	162,88	×1
✓ 53	21/7/2012	Self-Transcendence Race 24h Kladno - Mistrovstvi CR	158,03	×1
✓ 54	31/7/2010	Self-Transcendence Race 24h Kladno	154,07	×1
✓ 55	26/7/2025	24. Sri Chinmoy Self-Transcendence 24-Std.-Lauf Kladno	144,90	×1
✓ 56	12/11/2016	5th Bangalore 24 hour Ultra Marathon	144,00	×1
✓ 57	25/7/2026	25. Sri Chinmoy Self-Transcendence 24-Std.-Lauf Kladno	140,70	×1
✓ 58	11/6/2005	Self-Transcendence 12 h race Prag	129,35	×1
✓ 59	5/6/1999	3. Self-Transcendence 12 h race Prag	126,60	×1
✓ 60	28/5/2016	Self-Transcendence 12 h race Prag	114,21	—
✓ 61	6/6/2009	Self-Transcendence 12 h race Prag	113,73	—
✓ 62	31/5/2008	Self-Transcendence 12 h race Prag	108,88	—
✓ 63	20/3/2009	Brno Spring 12 Hour Indoor	108,27	—
✓ 64	25/5/2019	Self-Transcendence 12 h race Prag	101,25	—
✓ 65	9/5/2015	III. Elton Ultra Trail 100 km	100,00	—
✓ 66	1/11/2002	2nd 100 km Pharaonic Race	100,00	—
✓ 67	13/9/1997	IAU 100km WC (RUN Winschoten 100 km)	100,00	—
✓ 68	31/5/1997	IAU 100km EC Firenze (25^ 100 km del Passatore)	100,00	—
✓ 69	8/6/1990	32. 100 km Lauf Biel (SUI)	100,00	—
✓ 70	26/5/2018	Self-Transcendence 12 h race Prag	92,06	—
✓ 71	10/5/1991	13e 24 uurs Apeldoorn	88,30	—
72	6/5/2019	5. Tengri Ultra	70,00	—
73	2/3/2019	Plzenska 50 km okolo Bolevaku	50,00	—
74	15/4/2005	12th Dead Sea Ultra Marathon	50,00	—