Joseph Bearss
ID 563914
Born : 1970 Cat. M55 Ultrarunner since 2011 USA
37
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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 ?RSASouth AfricaUSAUnited States
57,3%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 12 477; Σ finishers = 21 780. 12 477 / 21 780 × 100 = 57.29%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races3 818 km
> 100 km15
> 160 km15
> 24h1
Longest race167,4 km
1st Capitan Mountain 34 Hour — 19/4/2024

Km per year (ultra races)

211
2 races
2022
282
3 races
2023
378
3 races
2024
291
3 races
2025
161
1 race
2026

Race types (share of distance)

Road8,0%
Trail92,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M2
Longest winning streak0
Current streak0

Records

50 km5h58'2350 mi11h26'27100 mi24h53'54

HISTORY

37 race(s)
DateRacePerf.Rk
2026
28.03 100mi USA31st Umstead Endurance Run 100 Miles 26:21:11 h93
2025
11.10 100mi USA13th Indiana Trail 100 Mile 28:43:08 h87
12.07 50mi USA18th Leadville Silver Rush 50 Mile Run 13:37:45 h522
26.04 50km USA3rd Troublesome Hollow 50K 6:43:14 h63
2024
13.09 100mi USA18th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run 35:37:35 h236
13.07 50km USA26th Siskiyou Out Back 50 km Trail Run 8:10:10 h174
19.04 34h USA1st Capitan Mountain 34 Hour 167.371 km8
2023
14.10 100mi USA11th Indiana Trail 100 Mile 27:36:43 h78
01.07 50km USA2nd Bob Marshall Trail 50K 6:52:32 h18
26.03 11h USA7th Yeti 11 Hour Endurance Run 70.811 km6
2022
16.07 100mi USA33th Vermont 100 Mile Endurance Race 28:05:40 h142
23.04 50km USA6th Tillamook Burn Trail Run 50 km 8:03:51 h107
2021
10.09 100mi USA42th Wasatch Front 100 Mile 35:42:51 h163
05.06 100mi USA43rd Old Dominion 100 Mile Endurance Run 27:45:17 h49
2020
16.10 103mi USA4th No Business 100 29:20:47 h58
2019
14.06 100mi USA27th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 33:35:05 h138
27.04 50mi USA30th Zane Grey 50 Mile Endurance Run 14:06:19 h88
02.03 50km USA30th Way Too Cool 50K Endurance Run 6:35:33 h322
2018
18.08 100mi USA36th Leadville Trail 100 Mile 29:53:18 h366
02.06 50km USA10th Golden Gate Dirty 30 10:34:46 h340
12.05 50mi USA37th Ice Age Trail 50 Mile Run 11:26:27 h251
03.02 100mi USA26th Rocky Raccoon 100 Mile Trail Run 24:53:54 h82
2017
26.08 100mi USA19th Cascade Crest Classic 100 Mile 33:05:46 h94
15.04 50mi USA9th Lake Sonoma 50 Mile Race 12:24:00 h216
18.03 50km USA5th Extreme North Dakota Sandhills Ultra 50 km Run Experience (END-SURE) 6:06:00 h22
2016
29.10 100mi USA14th Javelina Jundred 100 Mile Endurance Run 25:56:22 h119
10.07 50mi USA9th Leadville Silver Rush 50 Mile Run 13:00:02 h295
29.05 89km RSA91st Comrades Marathon - Down Run 10:38:26 h7244
13.02 55km USA10th Moab Red Hot 55k 7:19:02 h215
2015
08.08 38mi USA3rd Telluride Mountain Run 14:12:14 h53
09.05 50km USA5th Glacier Ridge Trail 50 km Ultramarathon 7:39:18 h25
21.03 50km USA23rd Chuckanut 50K 7:30:04 h290
2014
16.08 100mi USA32nd Leadville Trail 100 Mile 29:42:47 h326
26.07 52mi USA5th Grand Mesa 50 Mile Trail Race 12:37:57 h17
2013
04.05 50mi USA14th Collegiate Peaks 50 Miles 11:32:45 h69
2012
11.02 50km USA1st Mid-Maryland Ultra 50k 6:12:55 h42
2011
07.05 50km USA7th Greenland Trail Race 5:58:23 h96