Ken Nicholson

Born : 1956 Cat. M70 Ultrarunner since 1987

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 ?

Canada

United States

52,5%

Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 756; Σ finishers = 1 439. 756 / 1 439 × 100 = 52.54%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23

Km — ultra races1 709 km

> 100 km4

> 160 km3

Longest race160,9 km

3rd Cascade Crest Classic 100 Mile — 25/8/2001

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road4,7%

Trail95,3%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 30

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

50 km4h44'12 100 km13h31'07 50 mi6h52'54 100 mi27h39'40

HISTORY

23 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2016
04.09	51km	25th Walk in the Park 50K	7:28:56 h	19
2015
12.09	50km	1st Mount Robson Ultra Marathon	6:47:43 h	71
06.09	54km	24th Walk in the Park 54K	8:07:26 h	12
2006
03.09	54km	15th Walk in the Park 54K	9:11:16 h	10
2005
04.09	54km	14th Walk in the Park 54K	7:24:51 h	16
09.07	50km	7th Siskiyou Out Back 50 km Trail Run	6:33:30 h	92
2004
05.09	50km	13th Walk in the Park 50K	7:25:44 h	19
2003
31.08	50km	12th Walk in the Park 50K	4:48:52 h	6
2002
01.09	50km	11th Walk in the Park 50K	6:48:56 h	15
2001
02.09	50km	10th Walk in the Park 50K	7:01:33 h	22
25.08	100mi	3rd Cascade Crest Classic 100 Mile	29:37:00 h	23
28.07	125km	2nd Canadian Death Race	20:32:00 h	17
2000
03.09	50km	9th Walk in the Park 50K	5:50:48 h	4
15.07	100km	Elkhorn Mountain Endurance Run 100 km	13:31:07 h	21
10.06	50km	2nd Larch Hills Trail Race	4:44:12 h	8
1997
27.09	50km	3rd Cle Elum Ridge 50k	6:23:06 h	31
1994
08.10	50mi	13th Le Grizz 50 Mile Ultramarathon	7:32:02 h	17
20.08	100mi	12th Leadville Trail 100 Mile	27:39:40 h	79
1993
10.07	30mi	5th Knee Knackering North Shore Trail Run	6:56:07 h	40
1991
12.10	50mi	10th Le Grizz 50 Mile Ultramarathon	7:20:18 h	11
13.07	30mi	3rd Knee Knackering North Shore Trail Run	6:58:26 h	27
1989
24.06	100mi	16th Western States 100 Mile Endurance Run	29:04:33 h	214
1987
22.03	50mi	Sri Chimoy 50 Mile Vancouver	6:52:54 h	5
22.03	50km	Sri Chimoy 50 Mile Vancouver - 50km Split	3:53:14 h	5

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	25/8/2001	3rd Cascade Crest Classic 100 Mile	160,93	×4
✓ 2	20/8/1994	12th Leadville Trail 100 Mile	160,93	×4
✓ 3	24/6/1989	16th Western States 100 Mile Endurance Run	160,93	×4
✓ 4	28/7/2001	2nd Canadian Death Race	125,00	×3
✓ 5	15/7/2000	Elkhorn Mountain Endurance Run 100 km	100,00	×2
✓ 6	8/10/1994	13th Le Grizz 50 Mile Ultramarathon	80,47	×2
✓ 7	12/10/1991	10th Le Grizz 50 Mile Ultramarathon	80,47	×2
✓ 8	22/3/1987	Sri Chimoy 50 Mile Vancouver	80,47	×2
✓ 9	6/9/2015	24th Walk in the Park 54K	54,00	×1
✓ 10	3/9/2006	15th Walk in the Park 54K	54,00	×1
✓ 11	4/9/2005	14th Walk in the Park 54K	54,00	×1
✓ 12	4/9/2016	25th Walk in the Park 50K	51,00	×1
✓ 13	12/9/2015	1st Mount Robson Ultra Marathon	50,00	×1
✓ 14	9/7/2005	7th Siskiyou Out Back 50 km Trail Run	50,00	×1
✓ 15	5/9/2004	13th Walk in the Park 50K	50,00	×1
✓ 16	31/8/2003	12th Walk in the Park 50K	50,00	×1
✓ 17	1/9/2002	11th Walk in the Park 50K	50,00	×1
✓ 18	2/9/2001	10th Walk in the Park 50K	50,00	×1
✓ 19	3/9/2000	9th Walk in the Park 50K	50,00	×1
✓ 20	10/6/2000	2nd Larch Hills Trail Race	50,00	×1
✓ 21	27/9/1997	3rd Cle Elum Ridge 50k	50,00	×1
✓ 22	10/7/1993	5th Knee Knackering North Shore Trail Run	48,28	×1
✓ 23	13/7/1991	3rd Knee Knackering North Shore Trail Run	48,28	×1