Otmar Witzko

Born : 1957 Cat. M65 Ultrarunner since 1982

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 ?

Belgium

Canada

Spain

Finland

France

Germany

Greece

Hungary

Italy

Japan

Netherlands

Poland

South Africa

Switzerland

Sweden

Ukraine

22,3%

Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 5 344; Σ finishers = 23 948. 5 344 / 23 948 × 100 = 22.32%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48

Km — ultra races4 994 km

> 100 km3

> 160 km2

> 200 km2

> 24h1

Longest race245,3 km

24. Spartathlon — 29/9/2006

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road88,1%

Trail11,9%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 32

🏅 Top 3 M2

Longest winning streak0

Current streak0

Records

100 km8h45'22 50 mi8h26'00 24 h202,39 km

HISTORY

49 race(s)

Date		Race	Perf.	Rk
2006
29.09	245.3km	24. Spartathlon	35:15:59 h	68
15.07	100km	2. Chiemgauer 100 - 100 km Bergultralauf	15:14:00 h	8
29.04	100km	16. Int. Deutscher 100km-Lauf des SSC Hanau-Rodenbach - Offener Lauf	9:12:02 h	101
29.04	50km	16. Int. Deutscher 100km-Lauf des SSC Hanau-Rodenbach - 50km Split	4:28:23 h	132
2003
19.10	100km	9th River Shimanto 100km	9:56:46 h	124
2001
29.06	100km	3. Lapland Ultra	11:24:55 h	12
16.06	89km road race	76th Comrades Marathon - Down Run	7:46:08 h	944
2000
20.08	100km	100 km de Cléder	9:16:13 h	68
1999
16.07	100km	2. 100 km Marburg	10:35:22 h	35
1998
05.07	100km	Midnight Sun Ultramarathon	10:38:42 h	3 🥉
1996
14.04	100km	100 km Odessa	9:38:47 h	3 🥉
1995
04.11	24h	17ème 24 heures de Niort	202.390 km	7
09.09	100km	100 km de la Ville de Nantes	8:53:05 h	8
29.07	67km	10. Swiss Alpine Marathon	8:10:06 h	435
1994
23.04	100km	19° Marcialonga Veneta di Montagnana di 100 km	10:24:49 h	11
1993
22.05	100km	6ème Les 100 km de Vendée	8:53:39 h	119
1991
14.09	100km	100 Chilometri dei 10 Castelli	10:07:12 h	8
17.02	100km	IV. 100km de la Costa Brava	9:41:59 h	27
1990
14.10	100km	IX Supermaraton 100km Kalisia	9:48:59 h	27
01.09	110km	3. Geneve-Lausanne-Bulle 110 km	12:49:12 h	14
23.05	100km	15ème Steenwerck 100km	10:16:20 h	13
07.04	100km	100km Stabroek	10:24:14 h	18
1989
07.10	100km	100 km Rimaucourt	9:37:55 h	22
01.07	100km	18. Suomi-juoksu 100 km, Hartola	9:40:40 h	15
02.04	100km	III 100 km Pedestres Villa de Madrid	9:13:23 h	27
1988
19.11	100km	Szupermaraton 100 km - Hungarian Championship	8:45:22 h	13
24.09	100km	100km de Port-Valais Bouveret	10:10:09 h	15
10.09	100km	100 km de la Division Leclerc	9:27:59 h	22
02.04	100km	2ème 100km G.E.A. Forêt de Raismes	9:40:24 h	12
05.03	100km	2ème Ronde de L'Etange de Berre	9:51:27 h	16
31.01	100km	5. 100 km de Rognonas	9:52:48 h	65
1987
24.10	100km	5^ 100km dei Gladiatori	11:33:19 h	10
11.04	100km	8ème 100 km des Forges	10:06:20 h	24
1986
04.10	100km	11. 100-km-Lauf Hamm-Heessen	10:53:52 h	36
13.09	100km	11. RUN Winschoten 100 km	9:39:38 h	55
17.08	100km	Lejonbragden 100 km	10:43:57 h	18
24.05	100km	7 100 km Saint-Pierre-d’Amilly	11:50:09 h	42
1985
26.10	100km	Le 100 km du Spiridon Catalan	10:54:26 h	35
10.08	100km	100 km de Normandie	10:37:09 h	35
27.07	80km	7. Internationaler Fidelitas-Nachtlauf (Finama)	8:26:00 h	52
08.06	100km	10ème 100 km de Migennes	10:44:42 h	94
13.04	100km	100 km de Condom - open race	12:02:08 h	101
1984
06.10	100km	V. 100 km Internacionales de Cantabria	10:39:30 h	75
29.09	100km	13ème Les 100 km de Millau	11:46:00 h	230
26.05	100km	12^ 100 km del Passatore, Firenze-Faenza	13:44:00 h	406
28.04	100km	8ème 100 km du Périgord Noir, Belves	11:48:07 h	97
1983
03.09	100km	100 km de Mulhouse	12:35:00 h	68
03.06	100km road race	25. 100 km Lauf Biel	13:26:00 h	1473
1982
04.09	100km	14. 100 km Lauf Unna	14:35:46 h	281

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	29/9/2006	24. Spartathlon	245,30	×4
✓ 2	4/11/1995	17ème 24 heures de Niort	202,39	×3
✓ 3	1/9/1990	3. Geneve-Lausanne-Bulle 110 km	110,00	×2
✓ 4	15/7/2006	2. Chiemgauer 100 - 100 km Bergultralauf	100,00	×1
✓ 5	29/4/2006	16. Int. Deutscher 100km-Lauf des SSC Hanau-Rodenbach - Offener Lauf	100,00	×1
✓ 6	19/10/2003	9th River Shimanto 100km	100,00	×1
✓ 7	29/6/2001	3. Lapland Ultra	100,00	×1
✓ 8	20/8/2000	100 km de Cléder	100,00	×1
✓ 9	16/7/1999	2. 100 km Marburg	100,00	×1
✓ 10	5/7/1998	Midnight Sun Ultramarathon	100,00	×1
✓ 11	14/4/1996	100 km Odessa	100,00	×1
✓ 12	9/9/1995	100 km de la Ville de Nantes	100,00	×1
✓ 13	23/4/1994	19° Marcialonga Veneta di Montagnana di 100 km	100,00	×1
✓ 14	22/5/1993	6ème Les 100 km de Vendée	100,00	×1
✓ 15	14/9/1991	100 Chilometri dei 10 Castelli	100,00	×1
✓ 16	17/2/1991	IV. 100km de la Costa Brava	100,00	×1
✓ 17	14/10/1990	IX Supermaraton 100km Kalisia	100,00	×1
✓ 18	23/5/1990	15ème Steenwerck 100km	100,00	×1
✓ 19	7/4/1990	100km Stabroek	100,00	×1
✓ 20	7/10/1989	100 km Rimaucourt	100,00	×1
✓ 21	1/7/1989	18. Suomi-juoksu 100 km, Hartola	100,00	×1
✓ 22	2/4/1989	III 100 km Pedestres Villa de Madrid	100,00	×1
✓ 23	19/11/1988	Szupermaraton 100 km - Hungarian Championship	100,00	×1
✓ 24	24/9/1988	100km de Port-Valais Bouveret	100,00	×1
✓ 25	10/9/1988	100 km de la Division Leclerc	100,00	×1
✓ 26	2/4/1988	2ème 100km G.E.A. Forêt de Raismes	100,00	×1
✓ 27	5/3/1988	2ème Ronde de L'Etange de Berre	100,00	×1
✓ 28	31/1/1988	5. 100 km de Rognonas	100,00	×1
✓ 29	24/10/1987	5^ 100km dei Gladiatori	100,00	×1
✓ 30	11/4/1987	8ème 100 km des Forges	100,00	×1
✓ 31	4/10/1986	11. 100-km-Lauf Hamm-Heessen	100,00	×1
✓ 32	13/9/1986	11. RUN Winschoten 100 km	100,00	×1
✓ 33	17/8/1986	Lejonbragden 100 km	100,00	×1
✓ 34	24/5/1986	7 100 km Saint-Pierre-d’Amilly	100,00	×1
✓ 35	26/10/1985	Le 100 km du Spiridon Catalan	100,00	×1
✓ 36	10/8/1985	100 km de Normandie	100,00	×1
✓ 37	8/6/1985	10ème 100 km de Migennes	100,00	×1
✓ 38	13/4/1985	100 km de Condom - open race	100,00	×1
✓ 39	6/10/1984	V. 100 km Internacionales de Cantabria	100,00	×1
✓ 40	29/9/1984	13ème Les 100 km de Millau	100,00	×1
✓ 41	26/5/1984	12^ 100 km del Passatore, Firenze-Faenza	100,00	×1
✓ 42	28/4/1984	8ème 100 km du Périgord Noir, Belves	100,00	×1
✓ 43	3/9/1983	100 km de Mulhouse	100,00	×1
✓ 44	3/6/1983	25. 100 km Lauf Biel (SUI)	100,00	×1
✓ 45	4/9/1982	14. 100 km Lauf Unna	100,00	×1
✓ 46	16/6/2001	76th Comrades Marathon - Down Run (RSA)	89,00	×1
✓ 47	27/7/1985	7. Internationaler Fidelitas-Nachtlauf (Finama)	80,00	×1
✓ 48	29/7/1995	10. Swiss Alpine Marathon	67,00	×1