Jan Streunding

Born : 1957 Cat. M65 Ultrarunner since 1995

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 ?

Netherlands

40,4%

Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 596; Σ finishers = 1 477. 596 / 1 477 × 100 = 40.35%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed14

Km — ultra races988 km

Longest race100,0 km

30. IAU 100km EC Winschoten — 10/9/2005

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road62,5%

Trail37,5%

Records

50 km4h07'15 100 km9h22'52 50 mi7h49'11 6 h67,37 km

HISTORY

16 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2011
26.06	50km	50 km Veluwezoom Trail	5:27:14 h	40
2010
11.09	50km	35. RUN Winschoten 50 km	4:20:10 h	11
2007
08.09	50km	RUN Winschoten 50 km, Finale IAU 50km Trophy	4:07:15 h	10
09.04	60km	9e De Zestig van Texel	5:33:15 h	53
2005
10.09	100km	30. IAU 100km EC Winschoten	9:26:38 h	77
10.09	50km	30. IAU 100km EC Winschoten - 50km Split	4:27:27 h	84
28.03	60km	8e De Zestig van Texel	5:14:25 h	49
2004
10.04	80.45km	Jan Knippenberg Memorial 50 EM	7:49:11 h	12
2003
13.09	100km	28. RUN Winschoten 100 km	9:55:09 h	24
2002
14.09	50km	27. IAU 100km EC Winschoten - 50km Split	4:23:09 h	77
14.09	100km	27. IAU 100km EC Winschoten	9:22:52 h	75
03.03	50km	7de Zes uurs ultraloop Stein - 50km Split	4:20:23 h	70
03.03	6h	7de Zes uurs ultraloop Stein	67.373 km	55
2001
29.09	100km	26. IAU 100km EC Winschoten	10:38:16 h	75
16.04	6h	De Zes Uur van Texel	50.000 km	69
1997
31.03	60km	4e De Zestig van Texel	5:04:02 h	24
1995
17.04	60km	3e De Zestig van Texel	5:09:46 h	36

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/9/2005	30. IAU 100km EC Winschoten	100,00	×3
✓ 2	13/9/2003	28. RUN Winschoten 100 km	100,00	×3
✓ 3	14/9/2002	27. IAU 100km EC Winschoten	100,00	×3
✓ 4	29/9/2001	26. IAU 100km EC Winschoten	100,00	×3
✓ 5	10/4/2004	Jan Knippenberg Memorial 50 EM	80,45	×2
✓ 6	3/3/2002	7de Zes uurs ultraloop Stein	67,37	×2
✓ 7	9/4/2007	9e De Zestig van Texel	60,00	×2
✓ 8	28/3/2005	8e De Zestig van Texel	60,00	×2
✓ 9	31/3/1997	4e De Zestig van Texel	60,00	×2
✓ 10	17/4/1995	3e De Zestig van Texel	60,00	×2
✓ 11	26/6/2011	50 km Veluwezoom Trail	50,00	×1
✓ 12	11/9/2010	35. RUN Winschoten 50 km	50,00	×1
✓ 13	8/9/2007	RUN Winschoten 50 km, Finale IAU 50km Trophy	50,00	×1
✓ 14	16/4/2001	De Zes Uur van Texel	50,00	×1