Chad Piala
Born : 1976 Cat. M50 Ultrarunner since 2004 USA
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
70
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
56,0%
Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 4 754; Σ finishers = 8 490. 4 754 / 8 490 × 100 = 56.00%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48
Km — ultra races6 005 km
> 100 km29
> 160 km29
Longest race166,0 km

Km per year (ultra races)

402
3 races
2022
370
4 races
2023
211
2 races
2024
402
3 races
2025
422
3 races
2026

Race types (share of distance)

Trail100,0%

HISTORY

48 race(s)
DateRacePerf.Rk
2026
10.07 100mi USA33rd Hardrock Hundred Endurance Run 46:08:29 h87
16.05 100mi USA32nd Massanutten Mountain Trails 100 Mile 32:45:12 h62
11.04 100km USA23rd Desert Rats Trail Running Festival 100 km 15:47:42 h147
2025
18.07 100mi USA9th High Lonesome 100 Mile 31:27:33 h67
11.07 100mi USA32nd Hardrock Hundred Endurance Run 44:20:43 h88
10.05 50mi USA20th Jemez Mountain 50mi Trail Run 13:36:22 h19
2024
12.07 100mi USA31st Hardrock Hundred Endurance Run 44:54:11 h83
11.05 50km USA19th Jemez Mountain 50km Trail Run 10:30:59 h132
2023
14.07 100mi USA30th Hardrock Hundred Endurance Run 42:50:48 h71
24.06 50mi USA29th San Juan Solstice 50 Mile Run 13:39:14 h96
06.05 50mi USA12th Quad Rock 50 Mile 11:33:44 h43
15.04 48km USA20th Desert Rats Trail Running Festival 50 km 5:33:02 h65
2022
15.07 100mi USA29th Hardrock Hundred Endurance Run 42:29:56 h73
11.06 100mi USA27th Kettle Moraine 100 Mile Endurance Run 27:13:48 h76
07.05 50mi USA11th Quad Rock 50 Mile 12:40:34 h48
2021
17.09 100mi USA15th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run 30:52:14 h75
16.07 100mi USA28th Hardrock Hundred Endurance Run 39:10:00 h49
08.05 50mi USA10th Quad Rock 50 Mile 12:02:01 h64
06.02 100mi USA29th Rocky Raccoon 100 Mile Trail Run 25:31:41 h147
2020
07.11 100mi USA13th Pinhoti 100 Mile 27:31:19 h58
15.08 50mi USA9th Quad Rock 50 Mile 12:40:42 h20
2019
13.04 50km USA16th Desert Rats Trail Running Festival 50 km 6:00:04 h60
2018
20.07 100mi USA25th Hardrock Hundred Endurance Run 41:52:41 h64
02.06 50km USA10th Golden Gate Dirty 30 7:34:29 h133
14.04 50km USA15th Desert Rats Trail Running Festival 50 km 5:44:20 h35
2017
14.07 100mi USA24th Hardrock Hundred Endurance Run 41:40:26 h82
13.05 50mi USA6th Quad Rock 50 Mile 13:31:01 h84
15.04 50km USA14th Desert Rats Trail Running Festival 50 km 6:05:19 h24
2015
10.07 100mi USA22nd Hardrock Hundred Endurance Run 46:57:41 h107
30.05 50km USA7th Golden Gate Dirty 30 7:34:36 h179
02.05 50mi USA16th Collegiate Peaks 50 Miles 11:25:41 h41
2014
11.07 100mi USA21st Hardrock Hundred Endurance Run 44:31:00 h75
03.05 50mi USA15th Collegiate Peaks 50 Miles 10:37:57 h37
2013
12.07 100mi USA20th Hardrock Hundred Endurance Run 41:23:34 h60
2012
13.07 100mi USA19th Hardrock Hundred Endurance Run 43:01:00 h70
2011
26.08 166km FRA9ème Ultra Trail Tour du Mont Blanc 42:40:26 h719
2010
10.09 100mi USA31st Wasatch Front 100 Mile 32:19:56 h104
21.08 100mi USA28th Leadville Trail 100 Mile 28:20:52 h206
17.07 100mi USA22nd Vermont 100 Mile Endurance Race 27:52:23 h111
26.06 100mi USA37th Western States 100 Mile Endurance Run 28:19:07 h234
16.01 100mi USA10th HURT 100 Endurance Run 100 Mile 34:26:00 h36
2009
22.08 100mi USA27th Leadville Trail 100 Mile 28:10:55 h149
10.07 100mi USA16th Hardrock Hundred Endurance Run 41:40:24 h74
09.05 50mi USA28th Ice Age Trail 50 Mile Run 10:32:11 h108
2008
20.06 100mi USA17th Bighorn Mountain Wild & Scenic 100mi Trail Run 30:57:56 h62
2007
08.09 100mi USA28th Wasatch Front 100 Mile 33:03:10 h96
2006
19.08 100mi USA24th Leadville Trail 100 Mile 28:44:34 h126
2004
08.05 50mi USA23th Ice Age Trail 50 Mile Run 10:48:20 h156