Michael Bielik
ID 154458
Born : 1979 Cat. M45 Ultrarunner since 2009 USA
53
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
79
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 ?FRAFranceUSAUnited States
22,1%
Rank quotient ?This runner's calculation uses 62 eligible race(s): Σ(rank − 1) = 2 340; Σ finishers = 10 575. 2 340 / 10 575 × 100 = 22.13%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed62
Km — ultra races7 236 km
> 100 km31
> 160 km31
> 24h3
Longest race175,4 km
27th FANS 24 Hour Runs — 4/6/2016

Km per year (ultra races)

80
1 race
2022
261
3 races
2023
80
1 race
2024
211
2 races
2025
50
1 race
2026

Race types (share of distance)

Road12,3%
Trail87,7%

Wins & podiums (ultra)

🏆 Win5
🏆 Win M5
🏅 Top 312
🏅 Top 3 M17
Longest winning streak2
Current streak0

Records

50 km3h52'32100 km10h30'5650 mi7h28'34100 mi17h20'126 h60,47 km12 h78,86 km24 h175,42 km

HISTORY

62 race(s)
DateRacePerf.Rk
2026
15.08 50km USA4th Fabulous Fahnestock Trail Races 7:01:41 h12
2025
16.08 50km USA3rd Fabulous Fahnestock Trail Races 6:54:58 h10
18.07 100mi USA27th Cascade Crest Classic 100 Mile 27:16:22 h49
2024
06.04 50mi USA29th Umstead Endurance Run 50 Miles 10:07:44 h10
2023
23.09 100mi USA2nd Ultrapalooza 100mi 21:55:35 h1 🏆
19.08 50km USA1st Fabulous Fahnestock Trail Races 6:55:22 h5
30.04 50km USA49th Jack Bristol Lake Waramaug 50km Ultra Marathon 4:09:34 h3 🥉
2022
24.09 50mi USA1st Squatchayanda Trail Festival 8:26:00 h1 🏆
2021
11.09 100mi USA10th Pine Creek Challenge 100 Miles 17:37:03 h4
24.04 100mi USA9th C&O Canal 100 Mile 18:57:06 h12
2020
06.12 50mi USA1st PPTC 50th Anniversary 50 Mile Endurance Fest 7:47:00 h8
14.02 100mi USA7th Jackpot Ultra Running Festival 100 Mile Race - US Championship 18:14:12 h10
2019
21.09 100mi USA7th Mountain Lakes 100 25:45:36 h60
15.06 100mi USA30th Mohican Trail 100 Mile 23:00:02 h12
2018
15.12 100mi USA2nd Loup Garou 100 Mile Trail Run 18:59:11 h2 🥈
03.11 100mi USA11th Pinhoti 100 Mile 23:03:30 h35
20.10 100mi USA3rd Wawayanda Wonderful Wonhundred 100 Mile Race 23:57:28 h2 🥈
15.09 106mi USA7th Mogollon Monster 100 Mile 31:06:29 h34
17.08 24h USA4th Anchor Down Ultra 24 Hour Run 160.934 km4
30.06 30h USA1st Forbidden Forest 30-Hour Ultra Run 160.934 km4
20.04 100km USA7th The Zion 100 km Run 13:07:30 h17
10.02 100mi USA13th Iron Horse 100 Mile Endurance Run 19:34:38 h2 🥈
2017
01.12 100mi USA1st Chattanooga 100 Mile Trail Race 23:36:52 h4
18.11 50mi USA55th JFK 50 Mile 7:28:34 h31
21.10 100mi USA9th Ghost Train Rail Trail Races 100 Mile 17:20:12 h5
09.09 50km USA2nd Dirty Dozen 50k Trail Run 4:02:20 h3 🥉
16.06 100mi USA25th Bighorn Mountain Wild & Scenic 100 Mile Trail Run 30:02:53 h76
13.05 50mi USA10th Endurance Challenge - New York Trail 50 Miles 9:27:59 h27
25.03 6h USA1st BUS Night Crawl 6-Hour Run 60.472 km6
05.03 50km USA15th Caumsett Park 50K Lloyd Neck - Open Race 3:52:32 h2 🥈
2016
19.11 60km USA36th NYRR Knickerbocker 60K 4:59:13 h12
08.10 100km USA4th Tesla Hertz Run 100 km 10:30:56 h1 🏆
04.06 24h USA27th FANS 24 Hour Runs 175.418 km5
07.05 50km USA14th Long Island Greenbelt Trail 50 km 5:11:22 h9
30.04 50mi USA9th Endurance Challenge - New York Trail 50 Miles 9:39:09 h59
06.02 100mi USA24th Rocky Raccoon 100 Mile Trail Run 22:44:48 h58
2015
21.11 50mi USA53rd JFK 50 Mile 7:56:50 h70
11.09 100mi USA36th Wasatch Front 100 Mile 33:19:49 h129
22.08 100mi USA33rd Leadville Trail 100 Mile 26:45:14 h106
18.07 100mi USA27th Vermont 100 Mile Endurance Race 21:38:43 h49
27.06 100mi USA42nd Western States 100 Mile Endurance Run 26:52:52 h133
02.05 50mi USA8th Endurance Challenge - New York Trail 50 Miles 10:10:51 h57
21.02 50km USA5th Febapple Frozen 50 km 4:36:42 h1 🏆
2014
11.10 100mi USA2nd Tesla Hertz Run 100 Miles 19:22:08 h1 🏆
29.08 168km FRA12ème Ultra Trail Tour du Mont Blanc 35:23:48 h309
19.07 12h USA8th 12 hour Running with the Devil 78.857 km3 🥉
21.06 100mi USA3rd The Great New York 100 Mile Running Exposition 20:52:33 h8
03.05 50mi USA7th Endurance Challenge - New York Trail 50 Miles 9:40:35 h35
2013
17.08 100mi USA31st Leadville Trail 100 Mile 27:39:39 h228
14.06 100mi USA1st TARC 100 Mile 24:40:51 h21
04.05 50mi USA6th Endurance Challenge - New York Trail 50 Miles 10:16:35 h41
13.04 50mi USA21st Bull Run Run 50 Miler 9:06:25 h68
03.03 50km USA11th Caumsett Park 50K Lloyd Neck - Open Race 4:18:59 h9
2012
08.12 100km USA10th Hellgate 100 km 16:34:42 h80
22.09 100mi USA5th Virgil Crest 100 Mile Ultra 30:34:00 h9
02.06 100mi USA34th Old Dominion 100 Mile Endurance Run 23:09:27 h20
05.05 50mi USA5th Endurance Challenge - New York Trail 50 Miles 11:44:42 h88
14.04 50mi USA20th Bull Run Run 50 Miler 10:07:38 h123
2011
19.11 60km USA31st NYRR Knickerbocker 60K 5:14:24 h28
16.07 100mi USA23rd Vermont 100 Mile Endurance Race 25:18:35 h125
2010
25.09 100km USA8th Great Eastern Endurance Run 100 km 16:27:19 h13
2009
21.11 60km USA29th NYRR Knickerbocker 60K 5:37:21 h53