Michael Bursum
ID 433058
Born : 1973 Cat. M50 Ultrarunner since 2013 USA
42
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
20,5%
Rank quotient ?This runner's calculation uses 42 eligible race(s): Σ(rank − 1) = 1 006; Σ finishers = 4 904. 1 006 / 4 904 × 100 = 20.51%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed42
Km — ultra races3 054 km
> 100 km5
> 160 km4
> 24h4
Longest race160,9 km
6th Flagstaff to Grand Canyon Stagecoach Line 100mi — 22/9/2018

Km per year (ultra races)

68
1 race
2022
161
1 race
2023
306
5 races
2024
2025
2026

Race types (share of distance)

Road1,5%
Trail93,3%
Stage5,3%

Wins & podiums (ultra)

🏆 Win11
🏆 Win M11
🏅 Top 315
🏅 Top 3 M17
Longest winning streak2
Current streak0

Records

50 km4h04'17100 km11h14'2550 mi8h52'03100 mi16h53'0024 h160,93 km

HISTORY

42 race(s)
DateRacePerf.Rk
2024
08.11 24h USA6th Tortugas "A" Mountain 24 Hour Challenge 57.936 km29
12.10 50km USA5th Cactus to Cloud Trail Run 7:12:50 h4
17.08 53km USA7th Cloudcroft Ultra Run 5:58:22 h8
19.04 34h USA1st Capitan Mountain 34 Hour 45.061 km155
10.02 99.9km USA11th Black Canyon Trail 100 km Run 12:20:56 h150
2023
13.10 24h USA5th Tortugas "A" Mountain 24 Hour Challenge 160.934 km1 🏆
2022
26.06 68km FRA2ème Font-Romeu Nature Trail - Grand Trail des Lacs 11:01:37 h29
2021
12.11 50km USA7th Franklin Mountains Trail Run 50km 6:54:41 h1 🏆
15.10 24h USA3rd Tortugas "A" Mountain 24 Hour Challenge 96.560 km9
21.08 53km USA4th Cloudcroft Ultra Run 6:04:47 h4
30.07 51mi USA8th Ouray 50 Mile Endurance Run 19:31:35 h13
22.05 50km USA16th Jemez Mountain 50km Trail Run 6:11:11 h10
2019
18.10 106km FRA13ème Festival des Templiers - Endurance Trail 19:00:20 h433
27.04 50mi USA30th Zane Grey 50 Mile Endurance Run 10:36:00 h14
30.03 50km USA27th Crown King Scramble 50K 4:46:18 h7
02.03 50km USA6th Sierra Vista Trail Runs 50 km Race 4:15:58 h1 🏆
2018
03.11 53mi USA9th Deadman Peaks Trail Run 11:21:03 h13
22.09 100mi USA6th Flagstaff to Grand Canyon Stagecoach Line 100mi 16:53:00 h1 🏆
01.09 50km USA3rd Endurance Santa Fe 50 km 7:23:56 h5
21.04 50km USA7th Cedro Peak 50 km Ultramarathon 4:41:27 h4
03.03 50km USA5th Sierra Vista Trail Runs 50 km Race 4:18:31 h1 🏆
2017
04.11 53mi USA8th Deadman Peaks Trail Run 8:13:59 h1 🏆
15.07 100mi USA16th Tahoe Rim Trail 100M Endurance Run 21:37:35 h9
04.03 50km USA4th Sierra Vista Trail Runs 50 km Race 4:15:36 h1 🏆
2016
15.10 53mi USA7th Deadman Peaks Trail Run 8:35:20 h1 🏆
10.09 50km USA2nd Franklin Mountains Trail Run 6:01:04 h6
13.02 100km USA3rd Black Canyon Trail 100 km Run 11:14:25 h18
30.01 33mi USA1st Roundtop Trail Runs 5:07:15 h3 🥉
2015
18.07 100mi USA14th Tahoe Rim Trail 100M Endurance Run 23:35:11 h10
23.05 50mi USA10th Jemez Mountain 50mi Trail Run 9:53:06 h7
02.05 50km USA1st Cactus to Cloud Trail Run 5:49:39 h2 🥈
11.04 45mi USA4th Cedro Peak 45 Mile Ultramarathon 8:59:21 h14
07.03 50km USA2nd Sierra Vista Trail Runs 50 km Race 4:04:17 h1 🏆
2014
25.10 50mi USA5th Deadman Peaks Trail Run 8:52:03 h1 🏆
27.09 50km USA3rd Mount Taylor 50 km Race 5:08:04 h5
19.07 50km USA7th Speedgoat 50k 7:19:30 h44
21.06 50km USA3rd Angel Fire Endurance 50 km Run 5:17:09 h2 🥈
24.05 50mi USA9th Jemez Mountain 50mi Trail Run 10:56:09 h14
08.03 50km USA1st Sierra Vista Trail Runs 50 km Race 4:41:45 h2 🥈
2013
28.09 50km USA2nd Mount Taylor 50 km Race 5:17:55 h7
22.06 50km USA2nd Angel Fire Endurance 50 km Run 5:26:45 h1 🏆
13.04 45km USA2nd Cedro Peak 45 km Ultramarathon 4:31:30 h7