Matt Granstrom

Born : 1979 Cat. M45 Ultrarunner since 2017

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

38,1%

Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 1 216; Σ finishers = 3 189. 1 216 / 3 189 × 100 = 38.13%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed13

Km — ultra races1 154 km

> 100 km2

> 160 km2

Longest race160,9 km

24th Kettle Moraine 100 Mile Endurance Run — 1/6/2019

Km per year (ultra races)

2022

131

2023

150

2024

2025

2026

Race types (share of distance)

Trail100,0%

Records

50 km5h05'03 100 km15h29'17 50 mi8h34'43 100 mi21h52'46

HISTORY

13 race(s)

Date		Race	Perf.	Rk
2024
10.11	31.2mi	12th tBunk Endurance Challenge 50 km	6:13:50 h	17
10.02	99.9km	11th Black Canyon Trail 100 km Run	15:58:58 h	453
2023
12.11	31.2mi	11th tBunk Endurance Challenge 50 km	5:05:03 h	11
13.05	50mi	42th Ice Age Trail 50 Mile Run	10:53:14 h	147
2021
10.07	50km	18th Dances with Dirt - Devil's Lake 50K Ultra	6:26:57 h	21
2020
15.02	100km	7th Black Canyon Trail 100 km Run	15:29:17 h	335
2019
01.06	100mi	24th Kettle Moraine 100 Mile Endurance Run	23:21:27 h	22
11.05	50mi	38th Ice Age Trail 50 Mile Run	8:56:47 h	61
2018
03.11	49.6mi	6th tBunk Endurance Challenge 50 Mile	8:34:43 h	5
02.06	100mi	23rd Kettle Moraine 100 Mile Endurance Run	21:52:46 h	32
12.05	50mi	37th Ice Age Trail 50 Mile Run	9:14:12 h	66
2017
16.09	50mi	10th Endurance Challenge - Wisconsin Trail 50 Miles	9:29:22 h	24
13.05	50mi	36th Ice Age Trail 50 Mile Run	9:01:40 h	35

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	1/6/2019	24th Kettle Moraine 100 Mile Endurance Run	160,93	×5
✓ 2	2/6/2018	23rd Kettle Moraine 100 Mile Endurance Run	160,93	×5
✓ 3	15/2/2020	7th Black Canyon Trail 100 km Run	100,00	×3
✓ 4	10/2/2024	11th Black Canyon Trail 100 km Run	99,90	×3
✓ 5	13/5/2023	42th Ice Age Trail 50 Mile Run	80,47	×2
✓ 6	11/5/2019	38th Ice Age Trail 50 Mile Run	80,47	×2
✓ 7	12/5/2018	37th Ice Age Trail 50 Mile Run	80,47	×2
✓ 8	16/9/2017	10th Endurance Challenge - Wisconsin Trail 50 Miles	80,47	×2
✓ 9	13/5/2017	36th Ice Age Trail 50 Mile Run	80,47	×2
✓ 10	3/11/2018	6th tBunk Endurance Challenge 50 Mile	79,82	×2
✓ 11	10/11/2024	12th tBunk Endurance Challenge 50 km	50,21	×1
✓ 12	12/11/2023	11th tBunk Endurance Challenge 50 km	50,21	×1
✓ 13	10/7/2021	18th Dances with Dirt - Devil's Lake 50K Ultra	50,00	×1