Jürgen Kässner

Born : 1942 Cat. M80 Ultrarunner since 1966

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 ?

Germany

Switzerland

27,4%

Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 11 258; Σ finishers = 41 126. 11 258 / 41 126 × 100 = 27.37%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22

Km — ultra races2 200 km

Longest race100,0 km

45. 100 km Lauf Biel — 13/6/2003

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road95,5%

Trail4,5%

Records

100 km8h46'00

HISTORY

22 race(s)

Date		Race	Perf.	Rk
2003
13.06	100km	45. 100 km Lauf Biel	14:14:05 h	944
2002
14.06	100km	44. 100 km Lauf Biel	11:20:18 h	403
1999
11.06	100km	41. 100 km Lauf Biel	9:36:25 h	147
1998
12.06	100km	40. 100 km Lauf Biel	9:56:38 h	296
1996
07.06	100km	38. 100 km Lauf Biel	14:49:02 h	1378
1995
09.06	100km	37. 100 km Lauf Biel	10:27:56 h	403
1994
03.06	100km	36. 100 km Lauf Biel	12:25:35 h	830
1990
08.06	100km road race	32. 100 km Lauf Biel	12:49:00 h	1214
1989
02.06	100km road race	31. 100 km Lauf Biel	10:08:00 h	461
1987
12.06	100km road race	29. 100 km Lauf Biel	13:39:00 h	1315
1985
07.06	100km road race	27. 100 km Lauf Biel	11:39:00 h	959
1981
12.06	100km road race	23. 100 km Lauf Biel	8:46:00 h	75
1980
06.06	100km road race	22. 100 km Lauf Biel	11:15:00 h	497
1979
08.06	100km road race	21. 100 km Lauf Biel	13:45:00 h	1078
1978
16.06	100km road race	20. 100 km Lauf Biel	9:40:00 h	155
1976
04.09	100km	8. 100 km Lauf Unna	9:29:06 h	33
1973
15.06	100km road race	15. 100 km Lauf Biel	11:37:00 h	203
1972
23.09	100km	4. 100 km Lauf Unna	10:47:37 h	49
1970
12.06	100km	12. 100 km Lauf Biel	12:27:00 h	124
1969
13.06	100km	11. 100 km Lauf Biel	14:16:00 h	211
1968
07.06	100km	10. 100 km Lauf Biel	13:21:00 h	103
1966
24.06	100km	8. 100 km Lauf Biel	19:34:00 h	402

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	13/6/2003	45. 100 km Lauf Biel	100,00	×2
✓ 2	14/6/2002	44. 100 km Lauf Biel	100,00	×2
✓ 3	11/6/1999	41. 100 km Lauf Biel	100,00	×2
✓ 4	12/6/1998	40. 100 km Lauf Biel	100,00	×2
✓ 5	7/6/1996	38. 100 km Lauf Biel	100,00	×2
✓ 6	9/6/1995	37. 100 km Lauf Biel	100,00	×2
✓ 7	3/6/1994	36. 100 km Lauf Biel	100,00	×2
✓ 8	8/6/1990	32. 100 km Lauf Biel (SUI)	100,00	×2
✓ 9	2/6/1989	31. 100 km Lauf Biel (SUI)	100,00	×2
✓ 10	12/6/1987	29. 100 km Lauf Biel (SUI)	100,00	×2
✓ 11	7/6/1985	27. 100 km Lauf Biel (SUI)	100,00	×2
✓ 12	12/6/1981	23. 100 km Lauf Biel (SUI)	100,00	×2
✓ 13	6/6/1980	22. 100 km Lauf Biel (SUI)	100,00	×2
✓ 14	8/6/1979	21. 100 km Lauf Biel (SUI)	100,00	×2
✓ 15	16/6/1978	20. 100 km Lauf Biel (SUI)	100,00	×2
✓ 16	4/9/1976	8. 100 km Lauf Unna	100,00	×2
✓ 17	15/6/1973	15. 100 km Lauf Biel (SUI)	100,00	×2
✓ 18	23/9/1972	4. 100 km Lauf Unna	100,00	×2
✓ 19	12/6/1970	12. 100 km Lauf Biel	100,00	×2
✓ 20	13/6/1969	11. 100 km Lauf Biel	100,00	×2
✓ 21	7/6/1968	10. 100 km Lauf Biel	100,00	×2
✓ 22	24/6/1966	8. 100 km Lauf Biel	100,00	×2