David Jones

Born : 1948 Cat. M75 Ultrarunner since 1997

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 ?

United States

36,0%

Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 283; Σ finishers = 786. 283 / 786 × 100 = 36.01%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed7

Km — ultra races724 km

> 100 km2

> 160 km2

Longest race160,9 km

14th Angeles Crest 100 Mile — 25/9/1999

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Trail100,0%

Records

50 mi8h30'19 100 mi29h15'33

HISTORY

7 race(s)

Date		Race	Perf.	Rk
2000
15.04	50mi	9th Leona Divide 50 Mile Run	9:55:13 h	45
08.01	50mi	20th Avalon Benefit 50-Mile Run	8:30:19 h	17
1999
25.09	100mi	14th Angeles Crest 100 Mile	31:49:17 h	73
15.05	50mi	6th Bishop High Sierra Ultramarathons 50 Miles	9:36:18 h	6
09.01	50mi	19th Avalon Benefit 50-Mile Run	8:49:12 h	34
1997
27.09	100mi	12th Angeles Crest 100 Mile	29:15:33 h	51
11.01	50mi	17th Avalon Benefit 50-Mile Run	9:00:20 h	64

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	25/9/1999	14th Angeles Crest 100 Mile	160,93	×6
✓ 2	27/9/1997	12th Angeles Crest 100 Mile	160,93	×6
✓ 3	15/4/2000	9th Leona Divide 50 Mile Run	80,47	×3
✓ 4	8/1/2000	20th Avalon Benefit 50-Mile Run	80,47	×3
✓ 5	15/5/1999	6th Bishop High Sierra Ultramarathons 50 Miles	80,47	×3
✓ 6	9/1/1999	19th Avalon Benefit 50-Mile Run	80,47	×3
✓ 7	11/1/1997	17th Avalon Benefit 50-Mile Run	80,47	×3