Joshua Slykhuis
ID 851869
Born : 1983 Cat. M40 Ultrarunner since 2016 CAN
23
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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 ?CANCanadaUSAUnited States
16,1%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 232; Σ finishers = 1 440. 232 / 1 440 × 100 = 16.11%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23
Km — ultra races2 103 km
> 100 km7
> 160 km3
> 24h1
> 48h1
Longest race161,1 km
8th Pulse Endurance Runs (Pickled Feet) 48 Hour — 21/3/2019

Km per year (ultra races)

261
4 races
2022
80
1 race
2023
2024
50
1 race
2025
2026

Race types (share of distance)

Road14,3%
Trail83,1%
Elim.2,6%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M2
🏅 Top 35
🏅 Top 3 M7
Longest winning streak1
Current streak0

Records

50 km4h24'49100 km10h47'2250 mi9h53'10100 mi23h57'4312 h98,09 km48 h161,06 km

HISTORY

23 race(s)
DateRacePerf.Rk
2025
01.02 50km USA13th Elephant Mountain 50 km 5:27:31 h11
2023
28.10 50mi USA3rd Canyonlands 50 Mile Race 9:53:10 h7
2022
29.10 12h USA1st Volcanic Legacy 98.089 km1 🏆
24.09 60km CAN4th The Lewiston Ultra Race 7:42:29 h21
10.09 53km CAN23rd Lost Soul Ultra 50 km Race 5:42:39 h3 🥉
09.07 50km USA1st The Kan 50km 6:08:00 h8
2021
06.11 12h USA3rd Happy Hippie Harvest 12 Hour Run 90.123 km5
21.08 54km CAN7th Black Spur Ultra 50k 6:33:59 h9
2020
03.10 100km CAN12th Iron Horse Ultra 100 km Race 11:44:28 h3 🥉
18.01 52mi USA10th Coldwater Rumble 52 Mile Race 9:41:46 h2 🥈
2019
15.06 17h CAN2nd The Lone Wolf - Last Man Standing 54.400 km20
28.04 50km USA14th Spokane River Run 50K 4:24:49 h6
21.03 48h USA8th Pulse Endurance Runs (Pickled Feet) 48 Hour 161.063 km9
2018
29.09 100km CAN2nd Mighty Quail Trail 100k 16:33:59 h26
04.08 125km CAN19th Canadian Death Race 17:09:24 h25
07.07 100mi CAN11th Sinister 7 Ultra 24:47:59 h21
26.05 100mi CAN26th Sulphur Springs Trail Run 100 Mile 23:57:43 h10
2017
19.08 108km CAN3rd Black Spur Ultra 100k 15:11:10 h2 🥈
05.08 125km CAN18th Canadian Death Race 17:21:23 h12
27.05 100km CAN16th Blackfoot Ultra 100 km 10:47:22 h5
13.05 50mi USA1st Orcas Island 50 Miler 10:39:43 h11
2016
20.08 108km CAN2nd Black Spur Ultra 100k 19:03:13 h13
28.05 50km CAN15th Blackfoot Ultra 50 km 5:29:00 h25