Michael Brown

Born : 1983 Cat. M40 Ultrarunner since 2015

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

59,4%

Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 958; Σ finishers = 1 612. 958 / 1 612 × 100 = 59.43%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed18

Km — ultra races1 205 km

> 100 km2

> 160 km1

> 24h3

> 48h1

Longest race160,9 km

31st Arkansas Traveller 100 — 2/10/2021

Km per year (ultra races)

2022

200

2023

2024

2025

2026

Race types (share of distance)

Road17,0%

Trail83,0%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 30

🏅 Top 3 M2

Longest winning streak0

Current streak0

Records

50 km5h17'32 50 mi8h43'55 100 mi28h57'49 12 h50,69 km 24 h102,91 km 48 h99,78 km

HISTORY

18 race(s)

Date		Race	Perf.	Rk
2024
15.03	50km	8th The Mid South (Land Run) 55K Ultra Marathon	6:14:24 h	48
2023
22.07	50km	5th Wy'east Howl 50km Race	8:29:04 h	46
31.03	48h	3rd The Country Mile 48 Hour Race	99.779 km	131
04.02	50km	28th White Rock Classic 50K	6:50:00 h	26
2022
21.05	12h	2nd Bell Lap Endurance 12 Hour Run	50.694 km	5
2021
02.10	100mi	31st Arkansas Traveller 100	28:57:49 h	67
04.09	12h	1st Bell Lap Endurance 12 Hour Run	50.694 km	5
17.07	50km	29th Full Moon Run - Midnight 50K	7:03:03 h	78
17.04	50mi	31th Ouachita Trail 50 Mile	11:35:20 h	32
2020
14.03	50km	5th The Mid South (Land Run) 54K Ultra Marathon	5:17:32 h	25
01.02	50km	26th White Rock Classic 50K	6:15:00 h	29
2019
29.11	24h	9th Sunset 24 Hour Endurance Challenge	102.909 km	7
2018
24.03	50km	6th Paleozoic Trail Runs - Silurian Spring 50K	5:50:42 h	27
2017
18.11	50km	3rd Dead Horse 50 km Race	7:12:50 h	184
25.03	30mi	11th Clinton Lake Ultra	6:42:02 h	43
18.03	50mi	12th Antelope Island Buffalo Run 50 Mile	8:43:55 h	11
2016
25.06	24h	1st Eagle Up Ultra 24 Hours	80.467 km	71
2015
21.03	50km	10th Antelope Island Buffalo Run 50 km	7:48:39 h	141

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	2/10/2021	31st Arkansas Traveller 100	160,93	×5
✓ 2	29/11/2019	9th Sunset 24 Hour Endurance Challenge	102,91	×3
✓ 3	31/3/2023	3rd The Country Mile 48 Hour Race	99,78	×3
✓ 4	17/4/2021	31th Ouachita Trail 50 Mile	80,47	×2
✓ 5	18/3/2017	12th Antelope Island Buffalo Run 50 Mile	80,47	×2
✓ 6	25/6/2016	1st Eagle Up Ultra 24 Hours	80,47	×2
✓ 7	21/5/2022	2nd Bell Lap Endurance 12 Hour Run	50,69	×1
✓ 8	4/9/2021	1st Bell Lap Endurance 12 Hour Run	50,69	×1
✓ 9	15/3/2024	8th The Mid South (Land Run) 55K Ultra Marathon	50,00	×1
✓ 10	22/7/2023	5th Wy'east Howl 50km Race	50,00	×1
✓ 11	4/2/2023	28th White Rock Classic 50K	50,00	×1
✓ 12	17/7/2021	29th Full Moon Run - Midnight 50K	50,00	×1
✓ 13	14/3/2020	5th The Mid South (Land Run) 54K Ultra Marathon	50,00	×1
✓ 14	1/2/2020	26th White Rock Classic 50K	50,00	×1
✓ 15	24/3/2018	6th Paleozoic Trail Runs - Silurian Spring 50K	50,00	×1
✓ 16	18/11/2017	3rd Dead Horse 50 km Race	50,00	×1
✓ 17	21/3/2015	10th Antelope Island Buffalo Run 50 km	50,00	×1
✓ 18	25/3/2017	11th Clinton Lake Ultra	48,28	×1