Joseph Altendahl
ID 229561
Born : 1981 Cat. M45 Ultrarunner since 2011 USA
45
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
1
Countries visited ?USAUnited States
20,6%
Rank quotient ?This runner's calculation uses 45 eligible race(s): Σ(rank − 1) = 1 357; Σ finishers = 6 583. 1 357 / 6 583 × 100 = 20.61%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed45
Km — ultra races4 470 km
> 100 km17
> 160 km16
Longest race160,9 km
35th Superior Fall Trail Races 100 Mile — 5/9/2025

Km per year (ultra races)

372
3 races
2022
211
2 races
2023
372
3 races
2024
322
2 races
2025
50
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M2
🏅 Top 32
🏅 Top 3 M3
Longest winning streak0
Current streak0

Records

50 km4h18'51100 km10h54'4250 mi8h44'00100 mi23h02'40

HISTORY

45 race(s)
DateRacePerf.Rk
2026
16.05 50km USA24th Superior Spring 50 km Trail Race 6:31:54 h82
2025
05.09 100mi USA35th Superior Fall Trail Races 100 Mile 33:17:24 h86
11.07 100mi USA32nd Hardrock Hundred Endurance Run 42:52:40 h75
2024
06.09 100mi USA34th Superior Fall Trail Races 100 Mile 31:08:10 h55
19.07 100mi USA26th Cascade Crest Classic 100 Mile 28:29:50 h54
18.05 50km USA22nd Superior Spring 50 km Trail Race 5:47:04 h36
2023
08.09 100mi USA33th Superior Fall Trail Races 100 Mile 27:49:20 h27
20.05 50km USA21st Superior Spring 50 km Trail Race 5:19:34 h16
2022
10.09 100mi USA32th Superior Fall Trail Races 100 Mile 29:55:56 h28
22.07 100mi USA24th Cascade Crest Classic 100 Mile 27:32:35 h33
21.05 50km USA20th Superior Spring 50 km Trail Race 5:17:55 h13
2021
10.09 100mi USA31th Superior Fall Trail Races 100 Mile 29:47:05 h31
24.07 50mi USA40th Minnesota Voyageur Trail 50 Mile Ultra 10:55:44 h43
20.05 50km USA19th Superior Spring 50 km Trail Race 5:33:02 h16
2020
25.09 100km USA6th Birkie Trail Run Festival 10:54:42 h5
2019
28.12 80mi USA11th Tuscobia Winter 80 Mile Ultramarathon 20:04:00 h2 🥈
06.09 100mi USA29th Superior Fall Trail Races 100 Mile 29:19:29 h44
24.08 100mi USA21st Cascade Crest Classic 100 Mile 27:13:15 h48
27.07 50mi USA38th Minnesota Voyageur Trail 50 Mile Ultra 9:27:25 h28
18.05 50km USA17th Superior Spring 50 km Trail Race 4:43:23 h7
2018
07.09 100mi USA28th Superior Fall Trail Races 100 Mile 27:52:35 h28
28.07 50mi USA37th Minnesota Voyageur Trail 50 Mile Ultra 8:44:00 h29
07.07 50km USA25th Afton Trail Run 50K 4:23:25 h5
19.05 50km USA16th Superior Spring 50 km Trail Race 4:47:46 h11
2017
01.07 50km USA24th Afton Trail Run 50K 4:47:45 h24
16.06 100mi USA25th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 30:22:09 h78
20.05 50km USA15th Superior Spring 50 km Trail Race 5:00:19 h18
29.04 50km USA10th Chippewa Moraine 50km Ultra Marathon 5:07:54 h25
2016
16.07 100mi USA15th Tahoe Rim Trail 100M Endurance Run 29:12:11 h59
02.07 50km USA23rd Afton Trail Run 50K 4:32:34 h13
04.06 50km USA6th Chester Woods 50K Trail Run 4:18:51 h8
21.05 50km USA14th Superior Spring 50 km Trail Race 5:22:58 h22
09.04 50mi USA8th Zumbro 50 Mile 10:02:53 h9
2015
22.08 50km USA7th Silverton Alpine 50K 5:28:11 h4
04.07 50km USA22nd Afton Trail Run 50K 5:25:03 h40
2014
08.11 8h USA1st Icebox 480 - 8 Hour Run 78.857 km5
18.10 100km USA6th Wild Duluth 100 km Races 13:20:47 h9
28.06 100mi USA41st Western States 100 Mile Endurance Run 27:25:59 h199
2013
09.11 8h USA0st Icebox 480 - 8 Hour Run 73.836 km4
06.09 100mi USA23th Superior Fall Trail Races 100 Mile 31:39:28 h19
2012
02.06 100mi USA17th Kettle Moraine 100 Mile Endurance Run 23:02:40 h20
13.04 50mi USA4th Zumbro 50 Mile 9:56:39 h2 🥈
2011
29.10 50mi USA4th Surf the Murph 50 Mile Run 9:50:00 h14
09.09 50mi USA21th Superior Fall Trail Races 50 Mile 13:01:55 h20
04.06 50km USA1st Chester Woods 50K Trail Run 5:07:06 h8