William Skyles
ID 197327
Born : 1959 Cat. M65 Ultrarunner since 2011 USA
48
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 ?MEXMexicoUSAUnited States
36,3%
Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 2 107; Σ finishers = 5 799. 2 107 / 5 799 × 100 = 36.33%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48
Km — ultra races3 953 km
> 100 km7
> 160 km6
> 200 km1
> 24h2
> 48h1
Longest race321,9 km
11th Born to Run Ultra 4 days Marathon — 21/4/2021

Km per year (ultra races)

54
1 race
2022
64
1 race
2023
2024
2025
2026

Race types (share of distance)

Road5,7%
Trail94,3%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M2
Longest winning streak0
Current streak0

Records

50 km5h05'36100 km14h12'1250 mi8h44'34100 mi22h01'086 h48,28 km12 h83,69 km24 h151,28 km48 h54,48 km

HISTORY

48 race(s)
DateRacePerf.Rk
2023
12.04 4d USA13th Born to Run Ultra 4 days Marathon 64.373 km59
2022
18.11 48h USA1st Tierra Redonda Mountain Trail Run 54.476 km12
2021
13.11 50km USA12th Rosaryville Veterans Day 50K 6:32:10 h56
26.09 12h USA16th 12 Hour Adventure Trail Run 83.685 km7
29.05 24h USA13th Nanny Goat 24 Hour Race 151.278 km9
21.04 4d USA11th Born to Run Ultra 4 days Marathon 321.868 km4
05.02 100mi USA3rd Grandmaster Ultras 100 Mile Run 28:08:44 h7
2020
19.12 50km USA11th Cave Creek Thriller 50K Race 6:40:58 h35
07.11 91km USA5th Whiskey Basin 91 km Trail Run 14:39:26 h69
03.10 12h USA3rd Back On the Ranch Trail 12 Hour Run 49.567 km11
05.09 54km USA5th Flagstaff Extreme Big Pine 54K Trail Run 8:27:30 h33
15.03 50km MEX7° Ultramaraton Baja Trail 50K 8:39:12 h109
06.03 6h USA5th San Diego Pirate's Cove 6 Hour Run 48.280 km4
22.02 50km USA1st The Ranch 50 km Race 6:22:51 h33
2019
26.10 100mi USA17th Javelina Jundred 100 Mile Endurance Run 22:01:08 h71
17.08 12h USA5th Julian Station Full Moon 12 Hour Run 75.832 km9
01.06 100km USA23rd Bishop High Sierra Ultramarathons 100 km 15:46:43 h15
18.05 30mi USA9th Born to Run Ultra 30 Mile Marathon 5:18:39 h53
09.03 50km USA6th Old West Trails 50km Race 5:49:47 h35
12.01 46.5mi USA7th San Diego 50 Mile Trail 10:32:59 h88
2018
02.12 50km USA32nd OTHTC High Desert 50K Ultra 5:36:35 h53
03.11 100mi USA11th Pinhoti 100 Mile 26:25:52 h76
06.10 100km USA7th Cuyamaca 100 km Endurance Run 14:12:12 h78
18.08 50mi USA8th Kodiak 50 Mile Ultramarathon 14:32:21 h69
28.07 50km USA8th Harding Hustle 50K 7:31:12 h34
19.05 30mi USA8th Born to Run Ultra 30 Mile Marathon 5:55:13 h71
03.02 50km USA5th Sean O'Brien 50 km Trail Race 8:31:51 h101
2017
03.12 50km USA31st OTHTC High Desert 50K Ultra 6:00:10 h46
18.11 100km USA9th The Chimera 100 km Mountain Race 20:26:41 h16
10.06 50mi USA6th OSS/CIA 50 Mile Night Run 12:13:21 h15
13.05 50mi USA14th PCT 50 Mile Trail Run 11:31:44 h59
2016
01.10 100km USA5th Cuyamaca 100 km Endurance Run 14:21:41 h41
07.05 50km USA36th Wild Wild West 50k 6:52:02 h36
2014
22.11 50mi USA52nd JFK 50 Mile 8:44:34 h152
04.10 100km USA3rd Cuyamaca 100 km Endurance Run 14:59:32 h62
05.04 50km USA5th Oriflamme 50K Trail Run 6:02:40 h41
2013
01.12 50km USA27th OTHTC High Desert 50K Ultra 5:05:36 h42
09.11 50km USA3rd Bootlegger 50K 6:17:17 h39
08.06 100mi USA12th San Diego 100 Mile Endurance Run 28:15:10 h55
06.04 50km USA4th Oriflamme 50K Trail Run 5:44:10 h25
2012
02.12 50km USA26th OTHTC High Desert 50K Ultra 5:44:20 h68
10.11 50km USA2nd Bootlegger 50K 6:51:27 h40
21.07 100mi USA11th Tahoe Rim Trail 100M Endurance Run 29:37:34 h50
19.05 50mi USA19th Bishop High Sierra Ultramarathons 50 Miles 11:55:24 h26
22.01 50km USA8th Calico Trail Run 50 km 6:02:05 h55
2011
04.12 50km USA25th OTHTC High Desert 50K Ultra 5:07:50 h36
19.11 100km USA3rd The Chimera 100 km Mountain Race 15:36:43 h17
21.05 50mi USA18th Bishop High Sierra Ultramarathons 50 Miles 12:47:41 h33