John McElroy

Born : 1976 Cat. M50 Ultrarunner since 2013

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

6,3%

Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 94; Σ finishers = 1 495. 94 / 1 495 × 100 = 6.29%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed6

Km — ultra races411 km

Longest race100,0 km

4th Chesterfield Gorge 100 km Ultra Race — 10/7/2021

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win1

🏆 Win M1

🏅 Top 31

🏅 Top 3 M1

Longest winning streak1

Current streak1

Records

50 km4h57'04 100 km9h39'09 50 mi8h29'07

HISTORY

6 race(s)

Date		Race	Perf.	Rk
2021
10.07	100km	4th Chesterfield Gorge 100 km Ultra Race	9:39:09 h	1 🏆
27.03	50mi	5th Naked Prussian 50 Miler	8:29:07 h	5
2017
13.05	50mi	10th Endurance Challenge - New York Trail 50 Miles	9:04:51 h	16
2016
30.04	50km	9th Endurance Challenge - New York Trail 50 km	4:57:04 h	17
2015
02.05	50km	8th Endurance Challenge - New York Trail 50 km	5:11:06 h	25
2013
29.09	50km	20th Vermont 50 km Ultra Run	5:39:04 h	36

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/7/2021	4th Chesterfield Gorge 100 km Ultra Race	100,00	×5
✓ 2	27/3/2021	5th Naked Prussian 50 Miler	80,47	×4
✓ 3	13/5/2017	10th Endurance Challenge - New York Trail 50 Miles	80,47	×4
✓ 4	30/4/2016	9th Endurance Challenge - New York Trail 50 km	50,00	×2
✓ 5	2/5/2015	8th Endurance Challenge - New York Trail 50 km	50,00	×2
✓ 6	29/9/2013	20th Vermont 50 km Ultra Run	50,00	×2