Michael Zinn
ID 923808
Born : 1982 Cat. M40 Ultrarunner since 2017 USA
30
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
1
Countries visited ?USAUnited States
36,8%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 1 130; Σ finishers = 3 068. 1 130 / 3 068 × 100 = 36.83%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races2 534 km
> 100 km5
> 160 km4
Longest race160,9 km
14th Idaho Mountain Trail Ultra Festival (IMTUF 100) — 20/9/2025

Km per year (ultra races)

391
4 races
2022
211
2 races
2023
80
1 race
2024
161
1 race
2025
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km5h43'50100 km13h33'1950 mi9h59'54100 mi27h32'17

HISTORY

30 race(s)
DateRacePerf.Rk
2025
20.09 100mi USA14th Idaho Mountain Trail Ultra Festival (IMTUF 100) 33:07:51 h90
2024
22.06 50mi USA30th San Juan Solstice 50 Mile Run 12:10:12 h72
2023
09.09 100mi USA22st Plain 100 Mile Endurance Run 29:48:00 h9
15.04 50km USA12th Yakima Skyline Rim 50k 6:39:58 h12
2022
10.12 50km USA11th Deception Pass 50 km 5:43:50 h60
17.09 100mi USA5th Teanaway Country 100 Race 34:59:00 h24
25.06 50mi USA28th San Juan Solstice 50 Mile Run 12:26:24 h82
02.04 100km USA8th Gorge Waterfalls 100k 13:33:19 h89
2021
24.07 50km USA6th Needles 50k 9:43:00 h36
26.06 50mi USA27th San Juan Solstice 50 Mile Run 13:44:38 h101
10.04 50mi USA2nd Ancient Lakes 50 Mile Trail Run 9:59:54 h8
2020
14.03 50mi USA16th Bel Monte 50 Mile Endurance Run 12:00:43 h29
01.02 8h USA15th 8 Hour Adventure Trail Run 66.626 km8
2019
07.12 100mi USA4th Devil Dog Ultra 100 Mile Race 27:32:17 h14
28.09 50km USA6th The Big Schloss 50K 7:14:00 h5
31.08 71.1mi USA17th The Ring 71-mile Run 21:32:00 h10
14.07 50km USA1st Big Chief 50K Trail Run 5:49:46 h19
08.06 50mi USA8th OSS/CIA 50 Mile Night Run 10:39:19 h11
11.05 100km USA9th Ultra Race of Champions (UROC) 100K 14:07:19 h25
09.03 50mi USA15th Bel Monte 50 Mile Endurance Run 11:38:47 h26
2018
29.12 40mi USA6th Boyer's Furnace 40 Mile Race 9:38:00 h25
17.11 50mi USA9th Stone Mill 50 Mile Run 10:25:15 h46
29.09 50km USA5th The Big Schloss 50K 7:20:00 h10
08.09 40mi USA9th Odyssey Trail Running Rampage 40 Mile 7:50:29 h2 🥈
11.08 50km USA11th Martha Moats Baker Memorial 50k 7:29:00 h14
23.06 50mi USA24th San Juan Solstice 50 Mile Run 12:20:28 h68
10.03 50mi USA14th Bel Monte 50 Mile Endurance Run 11:14:33 h19
2017
04.11 50mi USA35th Mountain Masochist 50 Mile Trail Run 10:32:39 h88
24.06 50mi USA23rd San Juan Solstice 50 Mile Run 14:16:33 h117
25.02 40mi USA19th Mount Mitchell Challenge 6:34:40 h41