Jared Ainsworth

Born : 1956 Cat. M70 Ultrarunner since 1985

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

75,5%

Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 630; Σ finishers = 834. 630 / 834 × 100 = 75.54%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed6

Km — ultra races350 km

Longest race84,3 km

The Forty-Niner Double Marathon Trail Run — 28/3/1987

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road23,0%

Trail77,0%

Records

50 km6h01'58 50 mi8h55'18

HISTORY

6 race(s)

Date		Race	Perf.	Rk
2001
24.11	28mi	17th Quad Dipsea Trail Run	8:02:05 h	160
1997
29.11	28mi	13th Quad Dipsea Trail Run	7:53:00 h	187
1987
28.03	52.4mi	The Forty-Niner Double Marathon Trail Run	9:09:19 h	52
07.02	50mi	9th Jed Smith Ultra Classic - 50 Mile Race	8:55:18 h	29
1986
29.11	28mi	2nd Quad Dipsea Trail Run	5:40:09 h	28
1985
04.08	50km	4th Skyline 50k Endurance Run	6:01:58 h	180

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	28/3/1987	The Forty-Niner Double Marathon Trail Run	84,33	×5
✓ 2	7/2/1987	9th Jed Smith Ultra Classic - 50 Mile Race	80,47	×5
✓ 3	4/8/1985	4th Skyline 50k Endurance Run	50,00	×3
✓ 4	24/11/2001	17th Quad Dipsea Trail Run	45,06	×2
✓ 5	29/11/1997	13th Quad Dipsea Trail Run	45,06	×2
✓ 6	29/11/1986	2nd Quad Dipsea Trail Run	45,06	×2