Mike Roberts
ID 185075
Born : 1973 Cat. M50 Ultrarunner since 2011 USA
34
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
44
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
52,8%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 2 343; Σ finishers = 4 436. 2 343 / 4 436 × 100 = 52.82%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed34
Km — ultra races2 556 km
> 100 km4
> 160 km2
> 24h3
Longest race160,9 km
11th Jackpot Ultra Running Festival 100 Mile Race - short course — 16/2/2024

Km per year (ultra races)

119
1 race
2022
50
1 race
2023
161
1 race
2024
62
1 race
2025
59
1 race
2026

Race types (share of distance)

Road23,4%
Trail76,6%

Records

50 km5h23'41100 km13h05'0350 mi9h51'40100 mi24h56'0912 h61,79 km24 h119,09 km

HISTORY

34 race(s)
DateRacePerf.Rk
2026
21.02 12h USA13th Jackpot Ultra Running Festival 12 Hour Race 59.465 km26
2025
01.11 12h USA2nd Liberty Park Endurance 12h Runs 61.789 km21
2024
16.02 100mi USA11th Jackpot Ultra Running Festival 100 Mile Race - short course 33:02:21 h13
2023
19.08 50km USA1st Mid Mountain 50K 7:57:10 h178
2022
20.02 24h USA9th Jackpot Ultra Running Festival 24 Hour Race 119.091 km9
2021
24.07 50km USA14th Speedgoat 50k 11:27:57 h191
23.04 24h USA8th Jackpot Ultra Running Festival 24 Hour Race 92.537 km12
26.03 50km USA16th Antelope Island Buffalo Run 50 km 7:35:55 h116
2019
23.03 50km USA14th Antelope Island Buffalo Run 50 km 7:06:28 h88
16.02 24h USA6th Jackpot Ultra Running Festival 24 Hour Race 104.607 km15
2018
24.03 50km USA13th Antelope Island Buffalo Run 50 km 6:45:34 h80
2017
07.04 55km USA6th The Zion 55 km Run 7:03:23 h75
2016
24.09 50km USA3rd Endurance Challenge - Utah Trail 50 km 5:32:48 h56
18.03 100mi USA11th Antelope Island Buffalo Run 100 Mile 24:56:09 h17
2015
25.07 50km USA8th Speedgoat 50k 10:14:41 h197
10.07 50mi USA1st Capitol Reef 50 Mile 12:24:15 h16
06.06 100km USA2nd Scout Mountain 100 km Ultra Trail 15:28:41 h36
2014
05.10 50mi USA1st Endurance Challenge - Utah Trail 50 Miles 11:43:39 h59
19.07 50km USA7th Speedgoat 50k 9:42:37 h161
07.06 100km USA1st Scout Mountain 100 km Ultra Trail 16:33:11 h44
19.04 52mi USA11th Desert Rats Trail Running Festival 50 Miles 12:41:19 h28
22.03 50mi USA9th Antelope Island Buffalo Run 50 Mile 9:57:47 h54
15.02 55km USA8th Moab Red Hot 55k 6:27:52 h163
2013
27.07 50km USA6th Speedgoat 50k 8:59:06 h178
20.04 52.4mi USA10th Desert Rats Trail Running Festival 50 Miles 11:33:03 h30
16.02 55km USA7th Moab Red Hot 55k 6:19:57 h133
2012
06.11 100km USA3rd Antelope Island 100K 13:05:03 h6
28.07 50km USA5th Speedgoat 50k 8:29:00 h101
02.06 50mi USA3rd Pocatello 50 Mile Trail Run 13:18:48 h56
24.03 50mi USA7th Antelope Island Buffalo Run 50 Mile 9:51:40 h39
2011
08.10 50mi USA1st Slickrock 50 Mile Run 11:28:07 h14
17.07 50mi USA4th Leadville Silver Rush 50 Mile Run 10:22:12 h94
23.04 50km USA3rd Red Mountain 50K 5:45:48 h34
26.03 50km USA6th Antelope Island Buffalo Run 50 km 5:23:41 h37