Michael Crutchley
ID 473244
Born : 1970 Cat. M55 Ultrarunner since 2012 USA
33
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
45
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
2
Countries visited ?GBRUnited KingdomUSAUnited States
73,0%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 2 129; Σ finishers = 2 917. 2 129 / 2 917 × 100 = 72.99%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races2 494 km
> 100 km7
> 160 km3
> 24h12
> 48h3
Longest race162,1 km
7th Notchview Ultra 48 Hour Ultra — 11/9/2021

Km per year (ultra races)

329
3 races
2022
97
1 race
2023
394
4 races
2024
51
1 race
2025
58
1 race
2026

Race types (share of distance)

Road24,4%
Trail75,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km6h08'5950 mi11h17'47100 mi27h12'476 h52,16 km24 h78,86 km48 h162,06 km

HISTORY

33 race(s) · 1 split(s) nested
DateRacePerf.Rk
2026
10.07 72h USA12th Notchview Ultra 72 Hour Ultra 58.097 km77
2025
08.08 24h USA11th Anchor Down Ultra 24 Hour Run 51.257 km81
2024
02.11 30h USA10th The Hamsterwheel 30 Hour Run 51.499 km105
12.07 72h USA10th Notchview Ultra 72 Hour Ultra 131.483 km52
08.06 100mi GBR12th South Downs Way 100 Mile Race 29:06:53 h336
28.04 50km USA50th Jack Bristol Lake Waramaug 50km Ultra Marathon 6:52:27 h40
2023
14.10 30h USA15th Ghost Train Rail Trail Race 30 Hours 96.566 km136
2022
05.11 30h USA8th The Hamsterwheel 30 Hour Run 115.872 km44
13.08 8h USA10th Sweltering Summer Ultra 8 Hours Run 51.981 km31
07.05 100mi GBR11th Thames Path 100 27:12:47 h182
2021
06.11 30h USA7th The Hamsterwheel 30 Hour Run 102.998 km51
11.09 48h USA7th Notchview Ultra 48 Hour Ultra 162.060 km18
13.08 24h USA7th Anchor Down Ultra 24 Hour Run 78.857 km51
10.07 50mi USA4th Chesterfield Gorge 50 Mile Ultra Race 11:42:59 h14
2020
07.11 30h USA6th The Hamsterwheel 30 Hour Run 102.998 km47
08.08 36mi USA9th Moosalamoo Ultra 9:21:25 h25
2019
01.06 50km USA2nd Chesterfield Gorge 50 km Ultra Race 6:34:35 h19
28.04 50mi USA45th Lake Waramaug 50mi Ultra Marathon 11:17:47 h29
02.02 30h USA1st TARCtic Frozen Yeti Trail Races 48.280 km102
2018
20.10 60mi USA10th Ghost Train Rail Trail Race 60 Mile 15:57:39 h27
17.08 24h USA4th Anchor Down Ultra 24 Hour Run 46.670 km67
02.06 50km USA1st Chesterfield Gorge 50 km Ultra Race 6:12:03 h6
06.05 10h USA1st CT Trailmixers Spring Fling 600 Trail Race 54.878 km24
29.04 50km USA44th Lake Waramaug 50km Ultra Marathon 6:08:59 h28
2017
22.10 50km USA10th Bimblers Bluff 50k 8:15:14 h102
23.04 50km USA2nd Goat Hill Trail Festival 6:53:05 h10
2016
13.11 6h USA8th Rhode Island 6 Hour Ultra 47.815 km47
22.10 45mi USA8th Ghost Train Rail Trail Race 45 Mile 11:19:00 h28
04.06 50mi USA4th Cayuga Trails 50 Mile Race 14:00:41 h160
2015
08.11 6h USA7th Rhode Island 6 Hour Ultra 47.815 km41
2014
09.11 6h USA6th Rhode Island 6 Hour Ultra 52.162 km24
2013
10.11 6h USA5th Rhode Island 6 Hour Ultra 52.162 km31
2012
21.10 50km USA5th Bimblers Bluff 50k 8:11:51 h127