Clark Hirschi
ID 82876
Born : 1964 Cat. M60 Ultrarunner since 2004 USA
34
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
1
Countries visited ?USAUnited States
38,9%
Rank quotient ?This runner's calculation uses 34 eligible race(s): Σ(rank − 1) = 2 399; Σ finishers = 6 165. 2 399 / 6 165 × 100 = 38.91%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed34
Km — ultra races3 472 km
> 100 km13
> 160 km13
Longest race160,9 km
24th The Bear 100 Mile Endurance Run — 23/9/2022

Km per year (ultra races)

211
2 races
2022
2023
2024
50
1 race
2025
50
1 race
2026

Race types (share of distance)

Trail100,0%

Records

50 km5h58'3250 mi10h26'05100 mi23h29'05

HISTORY

34 race(s)
DateRacePerf.Rk
2026
01.08 50km USA20th El Vaquero Loco 50K Mountain Race 8:33:53 h23
2025
02.08 50km USA19th El Vaquero Loco 50K Mountain Race 8:23:59 h39
2022
23.09 100mi USA24th The Bear 100 Mile Endurance Run 29:48:59 h123
06.08 50km USA16th El Vaquero Loco 50K Mountain Race 8:24:15 h31
2021
07.08 50km USA15th El Vaquero Loco 50K Mountain Race 7:44:42 h31
12.06 50mi USA25th Snow Peaks 50 Mile Trail Run 12:36:00 h85
2020
25.09 100mi USA22nd The Bear 100 Mile Endurance Run 32:26:37 h131
2019
06.09 100mi USA40th Wasatch Front 100 Mile 32:54:26 h117
08.06 50mi USA23nd Snow Peaks 50 Mile Trail Run 13:49:14 h223
2018
07.09 100mi USA39th Wasatch Front 100 Mile 30:02:23 h65
04.08 50km USA12th El Vaquero Loco 50K Mountain Race 7:56:13 h41
2017
08.09 100mi USA38th Wasatch Front 100 Mile 29:04:16 h57
05.08 50km USA11th El Vaquero Loco 50K Mountain Race 7:09:13 h23
03.06 50mi USA21st Snow Peaks 50 Mile Trail Run 12:15:51 h58
2016
09.09 100mi USA37th Wasatch Front 100 Mile 32:04:05 h123
06.08 50km USA10th El Vaquero Loco 50K Mountain Race 7:45:16 h34
04.06 50mi USA20th Snow Peaks 50 Mile Trail Run 14:27:42 h169
2015
11.09 100mi USA36th Wasatch Front 100 Mile 31:22:45 h95
06.06 50mi USA19th Snow Peaks 50 Mile Trail Run 13:42:13 h148
2013
27.09 100mi USA15th The Bear 100 Mile Endurance Run 28:19:00 h56
27.07 50km USA6th Speedgoat 50k 8:55:03 h170
01.06 50mi USA17th Snow Peaks 50 Mile Trail Run 11:35:05 h47
23.03 50km USA8th Antelope Island Buffalo Run 50 km 5:58:32 h52
2012
07.09 100mi USA33rd Wasatch Front 100 Mile 29:16:24 h78
2011
09.09 100mi USA32nd Wasatch Front 100 Mile 31:28:32 h99
04.06 50mi USA15th Snow Peaks 50 Mile Trail Run 11:04:18 h31
2009
12.09 100mi USA30th Wasatch Front 100 Mile 26:15:40 h23
27.06 28mi USA3rd Logan Peak 28 Mile Trail Race 5:51:56 h28
06.06 50mi USA13th Snow Peaks 50 Mile Trail Run 10:26:05 h35
2008
07.06 50mi USA12th Snow Peaks 50 Mile Trail Run 11:13:47 h18
2006
09.09 100mi USA27th Wasatch Front 100 Mile 23:29:05 h7
2005
10.09 100mi USA26th Wasatch Front 100 Mile 27:50:49 h35
04.06 50mi USA9th Snow Peaks 50 Mile Trail Run 11:19:00 h29
2004
05.06 50mi USA8th Snow Peaks 50 Mile Trail Run 13:33:03 h109