Kris Tyson
ID 685807
Born : 1981 Cat. M45 Ultrarunner since 2015 USA
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
51
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
8,6%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 368; Σ finishers = 4 261. 368 / 4 261 × 100 = 8.64%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed29
Km — ultra races3 365 km
> 100 km14
> 160 km14
Longest race170,6 km
9th Cruel Jewel 100 Mile — 14/5/2021

Km per year (ultra races)

261
2 races
2022
161
1 race
2023
161
1 race
2024
291
3 races
2025
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 36
🏅 Top 3 M7
Longest winning streak1
Current streak0

Records

50 km4h31'52100 km12h14'2550 mi8h11'37100 mi18h17'09

HISTORY

29 race(s)
DateRacePerf.Rk
2025
25.07 100mi USA4th Crazy Mountain 100 21:25:32 h2 🥈
10.05 50mi USA20th Jemez Mountain 50mi Trail Run 10:36:25 h4
13.04 49.9km USA11th Gorge Waterfalls 50k 4:43:41 h16
2024
12.07 100mi USA31st Hardrock Hundred Endurance Run 33:49:12 h20
2023
21.07 100mi USA25th Cascade Crest Classic 100 Mile 22:41:00 h7
2022
10.12 100km USA20th Hellgate 100 km 12:14:25 h11
11.06 100mi USA27th Kettle Moraine 100 Mile Endurance Run 18:17:09 h4
2021
14.05 106mi USA9th Cruel Jewel 100 Mile 23:21:43 h2 🥈
2020
10.10 100mi USA21th Heartland 100 Mile Race 18:47:19 h1 🏆
2019
14.12 100km USA17th Hellgate 100 km 15:16:54 h46
13.09 100mi USA13th Run Rabbit Run 100 Mile UltraMarathon - Hares Run 25:32:03 h23
26.07 100mi USA3rd High Lonesome 100 Mile 26:22:03 h11
23.03 50km USA6th Behind the Rocks 50km Race 4:40:34 h10
09.02 100mi USA3rd Lone Star 100 - 100 Miles 22:53:48 h1 🏆
2018
15.06 100mi USA26th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 22:30:03 h5
12.05 50mi USA7th Quad Rock 50 Mile 9:07:32 h11
17.03 50km USA26th Chuckanut 50K 4:33:17 h35
2017
29.09 100mi USA19th The Bear 100 Mile Endurance Run 21:41:12 h6
22.07 100km USA3rd Never Summer 100k 14:11:42 h14
16.06 100mi USA25th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 23:51:47 h10
13.05 50mi USA6th Quad Rock 50 Mile 10:44:02 h26
18.03 50km USA25th Chuckanut 50K 4:46:34 h54
2016
24.09 100km USA1st Silverton Ultra Dirty - 100K 13:53:45 h2 🥈
17.06 100mi USA24th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 22:34:00 h11
14.05 50mi USA5th Quad Rock 50 Mile 9:21:20 h13
2015
07.11 100mi USA7th Ozark Trail 100 Mile Endurance Run 23:15:04 h5
24.10 50mi USA8th Surf the Murph 50 Mile Run 8:11:37 h2 🥈
04.07 50km USA22nd Afton Trail Run 50K 4:31:52 h9
16.05 50km USA13th Superior Spring 50 km Trail Race 5:40:55 h36