John Cooper
ID 67701
Born : 1955 Cat. M70 Ultrarunner since 2006 USA
47
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
64,6%
Rank quotient ?This runner's calculation uses 47 eligible race(s): Σ(rank − 1) = 5 803; Σ finishers = 8 981. 5 803 / 8 981 × 100 = 64.61%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed47
Km — ultra races3 488 km
> 100 km5
> 160 km5
Longest race160,9 km
5th Grindstone 100 Mile — 5/10/2012

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Trail100,0%

Records

50 km5h46'38100 km16h13'2250 mi10h45'44100 mi30h49'21

HISTORY

47 race(s)
DateRacePerf.Rk
2021
24.04 50km USA21th Promise Land 50K++ 8:56:02 h267
2019
23.03 50km USA12th Terrapin Mountain 50 km Race 8:35:49 h153
16.02 50km USA24th Holiday Lake 50K++ 7:44:24 h146
2017
29.04 50km USA17th Promise Land 50K++ 9:22:23 h273
2015
07.11 50mi USA33rd Mountain Masochist 50 Mile Trail Run 10:54:47 h94
25.04 50km USA15th Promise Land 50K++ 7:32:09 h176
21.03 50km USA8th Terrapin Mountain 50 km Race 7:07:35 h169
14.02 50km USA20th Holiday Lake 50K++ 6:09:28 h156
2014
01.11 50mi USA32nd Mountain Masochist 50 Mile Trail Run 11:55:48 h236
26.04 50km USA14th Promise Land 50K++ 7:37:53 h209
22.03 50km USA7th Terrapin Mountain 50 km Race 7:06:46 h177
15.02 50km USA19th Holiday Lake 50K++ 7:41:01 h194
2013
02.11 50mi USA31st Mountain Masochist 50 Mile Trail Run 11:26:23 h186
2012
08.12 100km USA10th Hellgate 100 km 17:21:30 h99
03.11 50mi USA30th Mountain Masochist 50 Mile Trail Run 11:54:38 h164
05.10 100mi USA5th Grindstone 100 Mile 33:58:33 h78
08.09 40mi USA3rd Odyssey Trail Running Rampage 40 Mile 9:17:08 h20
2011
10.12 100km USA9th Hellgate 100 km 16:13:22 h54
05.11 50mi USA29th Mountain Masochist 50 Mile Trail Run 10:56:25 h124
08.10 100mi USA4th Grindstone 100 Mile 30:49:21 h40
23.04 50km USA11th Promise Land 50K++ 7:32:09 h154
26.03 50km USA4th Terrapin Mountain 50 km Race 6:45:43 h101
12.02 50km USA16th Holiday Lake 50K++ 6:02:13 h184
2010
11.12 100km USA8th Hellgate 100 km 17:33:46 h103
06.11 50mi USA28th Mountain Masochist 50 Mile Trail Run 11:19:45 h158
01.10 100mi USA3rd Grindstone 100 Mile 31:46:48 h43
18.09 40mi USA1st Odyssey Trail Running Rampage 40 Mile 8:58:32 h14
27.03 50km USA3rd Terrapin Mountain 50 km Race 6:35:34 h75
13.02 50km USA15th Holiday Lake 50K++ 7:02:44 h132
2009
12.12 100km USA7th Hellgate 100 km 17:30:03 h76
07.11 50mi USA27th Mountain Masochist 50 Mile Trail Run 11:06:27 h139
01.10 100mi USA2nd Grindstone 100 Mile 32:38:46 h46
25.04 50km USA9th Promise Land 50K++ 7:22:19 h92
28.03 50km USA2nd Terrapin Mountain 50 km Race 6:38:33 h87
14.02 50km USA14th Holiday Lake 50K++ 5:46:38 h126
2008
13.12 100km USA6th Hellgate 100 km 16:56:07 h60
01.11 50mi USA26th Mountain Masochist 50 Mile Trail Run 11:14:58 h115
03.10 100mi USA1st Grindstone 100 Mile 32:42:17 h48
26.04 50km USA8th Promise Land 50K++ 7:03:01 h79
29.03 50km USA1st Terrapin Mountain 50 km Race 5:58:41 h41
16.02 50km USA13th Holiday Lake 50K++ 5:53:51 h115
2007
03.11 50mi USA25th Mountain Masochist 50 Mile Trail Run 10:45:44 h124
28.04 50km USA7th Promise Land 50K++ 7:22:29 h139
10.02 50km USA12th Holiday Lake 50K++ 6:07:40 h126
2006
04.11 50mi USA24th Mountain Masochist 50 Mile Trail Run 11:38:13 h184
29.04 50km USA6th Promise Land 50K++ 7:54:59 h128
11.02 50km USA11th Holiday Lake 50K++ 6:57:17 h146