William Clements

Born : 1958 Cat. M65 Ultrarunner since 1979

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 ?

Italy

United States

18,4%

Rank quotient ?This runner's calculation uses 20 eligible race(s): Σ(rank − 1) = 475; Σ finishers = 2 579. 475 / 2 579 × 100 = 18.42%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed20

Km — ultra races2 082 km

> 100 km6

> 160 km4

> 24h1

Longest race169,4 km

West Hills 24 Hour Track Run — 17/10/1981

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road44,7%

Trail55,3%

Wins & podiums (ultra)

🏆 Win7

🏆 Win M7

🏅 Top 38

🏅 Top 3 M8

Longest winning streak4

Current streak0

Records

50 km3h07'48 100 km7h15'29 50 mi5h43'13 100 mi21h27'04 24 h169,40 km

HISTORY

20 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2010
08.05	50km	2nd Lost Lake 50k	8:20:51 h	32
2007
14.10	50mi	21st Glacial Trail 50 Mile Race	9:43:07 h	11
1993
31.07	47.6mi	1st White River 50 Mile Trail Run	9:49:46 h	18
1992
27.06	100mi	19th Western States 100 Mile Endurance Run	27:56:07 h	135
1991
25.05	100km	IAU 100km WC Firenze (19^ 100 km del Passatore)	8:59:30 h	90
1990
27.10	100km	IAU 100km WC Duluth (8th Edmund Fitzgerald 100K Road Race)	7:15:29 h	11
18.08	100mi	8th Leadville Trail 100 Mile	21:27:04 h	8
22.04	75km	7th Falls to Gasworks Ultra Run	5:28:14 h	1 🏆
1988
17.04	75km	6th Falls to Gasworks Ultra Run	5:15:36 h	1 🏆
1987
27.06	100mi	14th Western States 100 Mile Endurance Run	23:44:06 h	62
1984
23.06	93.5mi	11th Western States 100 Mile Endurance Run	22:47:00 h	88
07.01	50km	A Winter Run	3:07:48 h	1 🏆
1983
27.08	50mi	Earthquake 50 Mile	5:48:48 h	1 🏆
29.05	50mi	Chad Ogden Memorial 50 Mile	5:44:28 h	1 🏆
1982
21.08	50mi	Earthquake 50 Mile	5:43:13 h	1 🏆
1981
17.10	24h	West Hills 24 Hour Track Run	169.400 km	4
17.10	100mi	West Hills 24 Hour Track Run - 100mi Split	19:10:33 h	3 🥉
27.06	93.5mi	8th Western States 100 Mile Endurance Run	21:48:00 h	22
03.05	100km	1st Yakima Valley Coca-Cola Ultramarathons 100 km	7:24:38 h	2 🥈
31.01	100km	Ultra Oregon 100 km	7:36:14 h	1 🏆
1979
13.10	50mi	National AAU 50 Mile Championships	5:51:42 h	5

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	17/10/1981	West Hills 24 Hour Track Run	169,40	×4
✓ 2	27/6/1992	19th Western States 100 Mile Endurance Run	160,93	×4
✓ 3	18/8/1990	8th Leadville Trail 100 Mile	160,93	×4
✓ 4	27/6/1987	14th Western States 100 Mile Endurance Run	160,93	×4
✓ 5	23/6/1984	11th Western States 100 Mile Endurance Run	150,47	×3
✓ 6	27/6/1981	8th Western States 100 Mile Endurance Run	150,47	×3
✓ 7	25/5/1991	IAU 100km WC Firenze (19^ 100 km del Passatore)	100,00	×2
✓ 8	27/10/1990	IAU 100km WC Duluth (8th Edmund Fitzgerald 100K Road Race)	100,00	×2
✓ 9	3/5/1981	1st Yakima Valley Coca-Cola Ultramarathons 100 km	100,00	×2
✓ 10	31/1/1981	Ultra Oregon 100 km	100,00	×2
✓ 11	14/10/2007	21st Glacial Trail 50 Mile Race	80,47	×2
✓ 12	27/8/1983	Earthquake 50 Mile	80,47	×2
✓ 13	29/5/1983	Chad Ogden Memorial 50 Mile	80,47	×2
✓ 14	21/8/1982	Earthquake 50 Mile	80,47	×2
✓ 15	13/10/1979	National AAU 50 Mile Championships	80,47	×2
✓ 16	31/7/1993	1st White River 50 Mile Trail Run	76,60	×1
✓ 17	22/4/1990	7th Falls to Gasworks Ultra Run	75,00	×1
✓ 18	17/4/1988	6th Falls to Gasworks Ultra Run	75,00	×1
✓ 19	8/5/2010	2nd Lost Lake 50k	50,00	×1
✓ 20	7/1/1984	A Winter Run	50,00	×1