Jeffrey Cooper

Born : 1954 Cat. M70 Ultrarunner since 1998

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Canada

Switzerland

United States

39,4%

Rank quotient ?This runner's calculation uses 112 eligible race(s): Σ(rank − 1) = 3 488; Σ finishers = 8 843. 3 488 / 8 843 × 100 = 39.44%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed120

Km — ultra races7 548 km

> 100 km3

> 160 km3

> 200 km2

> 24h1

Longest race238,2 km

16th Desert RATS Multi-day Footrace Adventure — 19/6/2022

Km per year (ultra races)

646

2022

2023

2024

2025

2026

Race types (share of distance)

Road12,4%

Trail81,3%

Stage6,3%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M2

Longest winning streak0

Current streak0

Records

50 km4h08'06 100 km10h22'00 50 mi8h31'48 6 h60,65 km 12 h84,00 km 24 h166,00 km

HISTORY

114 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2022
15.10	100km	14th Oil Creek 100 km Trail Run	20:01:56 h	51
10.09	50mi	27th Haliburton Forest 50 Mile Race	17:04:59 h	41
30.07	12h	5th Tally in the Valley 12 Hour Trail Race	77.000 km	19
19.06	148mi/5stages	16th Desert RATS Multi-day Footrace Adventure	43:25:00 h	13
28.05	100km	29th Sulphur Springs Trail Run 100km	15:35:04 h	18
30.04	50km	13th Pick Your Poison 50K Trail Run	7:25:04 h	36
2021
09.10	50km	5th Sticks n' Stones Trail Race	6:41:17 h	36
11.09	50mi	26th Haliburton Forest 50 Mile Race	15:41:59 h	48
24.07	12h	4th Tally in the Valley 12 Hour Trail Race	84.000 km	8
2019
12.10	100km	11th Oil Creek 100 km Trail Run	18:34:59 h	43
07.09	50mi	24th Haliburton Forest 50 Mile Race	11:53:09 h	32
16.08	50km	3. Swiss Alps 100 - 50km	11:09:53 h	56
27.07	12h	2nd Tally in the Valley 12 Hour Trail Race	84.000 km	5
25.05	50mi	27th Sulphur Springs Trail Run 50 Mile	11:57:08 h	71
11.05	50km	13th Seaton Trail Run 50 km	7:15:05 h	62
27.04	50km	11th Pick Your Poison 50K Trail Run	7:04:20 h	61
2018
13.10	50km	1st Phoenix Trail Race	6:05:07 h	17
29.09	50km	17th Run for the Toad 50 km	5:50:46 h	34
08.09	50mi	23rd Haliburton Forest 50 Mile Race	12:35:42 h	44
21.07	50mi	6th Cayuga Trails 50 Mile Race	14:06:50 h	113
26.05	50mi	26th Sulphur Springs Trail Run 50mi	10:38:37 h	33
12.05	50km	12th Seaton Trail Run 50 km	6:23:17 h	50
28.04	50km	10th Pick Your Poison 50K Trail Run	7:12:48 h	52
2017
09.09	50km	22nd Haliburton Forest 50 km Race	7:18:00 h	41
15.07	50mi	4th Endurance Challenge - Ontario Trail 50 Mile	13:05:32 h	76
27.05	100km	25th Sulphur Springs Trail Run 100km	14:34:53 h	20
13.05	50km	11th Seaton Trail Run 50 km	6:14:39 h	43
29.04	50km	9th Pick Your Poison 50K Trail Run	6:41:25 h	61
2016
01.10	50km	15th Run for the Toad 50 km	5:49:52 h	52
10.09	50km	21st Haliburton Forest 50 km Race	7:02:43 h	25
16.07	50mi	3rd Endurance Challenge - Ontario Trail 50 Mile	11:28:30 h	73
18.06	100km	24th Niagara Ultra 100 km	13:32:21 h	22
28.05	50mi	24th Sulphur Springs Trail Run 50mi	10:26:47 h	34
14.05	50km	10th Seaton Trail Run 50 km	6:05:19 h	59
30.04	50km	8th Pick Your Poison 50K Trail Run	6:39:06 h	40
2015
03.10	50km	14th Run for the Toad 50 km	5:30:59 h	54
12.09	50mi	20th Haliburton Forest 50 Mile Race	10:37:26 h	18
18.07	50mi	2nd Endurance Challenge - Ontario Trail 50 Mile	13:09:45 h	64
04.07	100km	2nd Laura Secord Memorial 100K	15:46:50 h	15
23.05	50mi	23rd Sulphur Springs Trail Run 50mi	10:02:11 h	41
09.05	50km	9th Seaton Trail Run 50 km	6:19:53 h	30
25.04	50km	7th Pick Your Poison 50K Trail Run	6:17:08 h	43
2014
25.10	6h	12th Horror Hill 6 Hour Ultra Trail Race	55.400 km	12
04.10	50km	13th Run for the Toad 50 km	5:10:45 h	49
12.07	50mi	1st Endurance Challenge - Ontario Trail 50 Mile	11:30:58 h	29
15.06	146mi/5stages	8th Desert RATS Multi-day Footrace Adventure	35:44:00 h	6
24.05	50mi	22nd Sulphur Springs Trail Run 50mi	9:10:23 h	19
10.05	50km	8th Seaton Trail Run 50 km	6:09:20 h	26
26.04	50km	6th Pick Your Poison 50K Trail Run	6:40:03 h	40
2013
05.10	50km	12th Run for the Toad 50 km	5:51:43 h	100
2012
18.08	50km	2nd Iroquoia Trail Test 50 km	5:49:26 h	20
23.06	100km	20th Niagara Ultra 100 km	10:55:20 h	12
23.06	50km	20th Niagara Ultra 100 km - 50km Split	5:05:20 h	18
26.05	50mi	20th Sulphur Springs Trail Run 50mi	8:31:48 h	15
12.05	54km	7th Seaton Trail Run 54 km	6:14:31 h	10
28.04	50km	4th Pick Your Poison 50K Trail Run	5:52:37 h	37
2011
15.10	50km	9th Vulture Bait 50 km Trail Race	5:18:53 h	39
01.10	50km	10th Run for the Toad 50 km	5:41:15 h	87
24.09	24h	30th Self-Transcendence 24 Hour Race Ottawa	166.000 km	7
10.09	50mi	16th Haliburton Forest 50 Mile Race	10:04:35 h	10
06.08	6h	5th Dirty girls 6 hour Trail Race	45.000 km	16
18.06	50km	19th Niagara Ultra 50 km	5:04:34 h	63
11.06	6h	19th Self Transcendence 6 Hour Run Kingston	56.232 km	19
28.05	50mi	19th Sulphur Springs Trail Run 50mi	9:48:59 h	23
30.04	50km	3rd Pick Your Poison 50K Trail Run	6:43:59 h	26
2010
16.10	50km	8th Vulture Bait 50 km Trail Race	5:29:16 h	48
11.09	50mi	15th Haliburton Forest 50 Mile Race	10:11:30 h	20
03.07	50km	4th Creemore Vertical Challenge 50 km Trail Run	6:19:33 h	38
19.06	50km	18th Niagara Ultra 50 km	4:43:30 h	30
29.05	50mi	18th Sulphur Springs Trail Run 50mi	9:22:36 h	19
2009
17.10	50km	7th Vulture Bait 50 km Trail Race	5:20:09 h	47
12.09	50mi	14th Haliburton Forest 50 Mile Race	10:24:20 h	19
08.08	6h	3rd Dirty girls 6 hour Trail Race	52.500 km	9
20.06	50km	17th Niagara Ultra 50 km	4:43:22 h	32
06.06	50km	17th Self Transcendence 6 Hour Run Kingston - 50km Split	4:39:57 h	8
06.06	6h	17th Self Transcendence 6 Hour Run Kingston	60.650 km	10
23.05	50mi	17th Sulphur Springs Trail Run 50mi	9:17:07 h	16
2008
18.10	50km	6th Vulture Bait 50 km Trail Race	5:02:34 h	23
06.09	50mi	13th Haliburton Forest 50 Mile Race	10:05:11 h	10
19.07	100km	1st Vermont 100 km Endurance Race	13:38:55 h	4
21.06	50km	16th Niagara Ultra 50 km	4:43:43 h	28
07.06	6h	16th Self Transcendence 6 Hour Run Kingston	56.800 km	11
24.05	50mi	16th Sulphur Springs Trail Run 50mi	9:12:13 h	14
03.05	50km	8th Toronto Ultra Race 100km - 50km Split	4:44:03 h	12
03.05	100km	8th Toronto Ultra Race 100km	10:22:00 h	13
2007
08.12	50mi	1st IAU Trail WC Huntsville (18th Sunmart Texas Trail)	10:00:22 h	76
13.10	50km	5th Vulture Bait 50 km Trail Race	5:12:36 h	42
29.09	50km	6th Run for the Toad 50 km	5:59:18 h	59
08.09	50mi	12th Haliburton Forest 50 Mile Race	11:15:00 h	22
11.08	6h	1st Dirty girls 6 hour Trail Race	47.500 km	11
21.07	50km	11th Damn Tuff Ruff Bluff Run	6:08:57 h	36
2006
26.05	50km	14th Sulphur Springs Trail Run 50km	5:54:27 h	29
08.04	52km	1st Seaton Trail Run 52 km	5:43:47 h	9
2005
15.10	50km	3rd Vulture Bait 50 km Trail Race	4:41:48 h	14
01.10	50km	4th Run for the Toad 50 km	4:56:00 h	18
16.07	50km	9th Damn Tuff Ruff Bluff Run	5:07:51 h	17
25.06	50km	13th Niagara Ultra 50 km	4:24:53 h	5
27.05	50km	13th Sulphur Springs Trail Run 50km	5:04:50 h	15
30.04	50km	10th Ganaraska 50 km Trail Run	5:26:58 h	20
09.04	50km	Shades Mills 50 km Trail Run	5:03:50 h	24
2004
20.11	50mi	42nd JFK 50 Mile	8:53:31 h	134
16.10	50km	2nd Vulture Bait 50 km Trail Race	4:41:39 h	12
02.10	50km	3rd Run for the Toad 50 km	4:51:29 h	21
11.09	50mi	9th Haliburton Forest 50 Mile Race	10:07:36 h	10
17.07	50km	8th Damn Tuff Ruff Bluff Run	5:15:53 h	10
29.05	50km	12th Sulphur Springs Trail Run 50km	4:57:13 h	8
24.04	50km	9th Ganaraska 50 km Trail Run	5:12:43 h	17
2003
24.05	50km	11th Sulphur Springs Trail Run 50km	5:10:51 h	6
10.05	50km	3rd Toronto Ultra Race 50km	4:08:06 h	3 🥉
2002
23.11	50mi	40th JFK 50 Mile	8:53:42 h	127
25.05	50km	10th Sulphur Springs Trail Run 50km	4:55:28 h	6
2001
21.07	50km	5th Damn Tuff Ruff Bluff Run	4:33:31 h	4
26.05	50km	9th Sulphur Springs Trail Run 50km	4:55:48 h	9
2000
22.07	50km	4th Damn Tuff Ruff Bluff Run	4:47:20 h	13
1998
23.05	50km	6th Sulphur Springs Trail Run 50km	4:51:28 h	13

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	19/6/2022	16th Desert RATS Multi-day Footrace Adventure	238,18	×4
✓ 2	15/6/2014	8th Desert RATS Multi-day Footrace Adventure	234,96	×4
✓ 3	24/9/2011	30th Self-Transcendence 24 Hour Race Ottawa	166,00	×3
✓ 4	15/10/2022	14th Oil Creek 100 km Trail Run	100,00	×1
✓ 5	28/5/2022	29th Sulphur Springs Trail Run 100km	100,00	×1
✓ 6	12/10/2019	11th Oil Creek 100 km Trail Run	100,00	×1
✓ 7	27/5/2017	25th Sulphur Springs Trail Run 100km	100,00	×1
✓ 8	18/6/2016	24th Niagara Ultra 100 km	100,00	×1
✓ 9	4/7/2015	2nd Laura Secord Memorial 100K	100,00	×1
✓ 10	23/6/2012	20th Niagara Ultra 100 km	100,00	×1
✓ 11	19/7/2008	1st Vermont 100 km Endurance Race	100,00	×1
✓ 12	3/5/2008	8th Toronto Ultra Race 100km	100,00	×1
✓ 13	24/7/2021	4th Tally in the Valley 12 Hour Trail Race	84,00	×1
✓ 14	27/7/2019	2nd Tally in the Valley 12 Hour Trail Race	84,00	×1
✓ 15	10/9/2022	27th Haliburton Forest 50 Mile Race	80,47	×1
✓ 16	11/9/2021	26th Haliburton Forest 50 Mile Race	80,47	×1
✓ 17	7/9/2019	24th Haliburton Forest 50 Mile Race	80,47	×1
✓ 18	25/5/2019	27th Sulphur Springs Trail Run 50 Mile	80,47	×1
✓ 19	8/9/2018	23rd Haliburton Forest 50 Mile Race	80,47	×1
✓ 20	21/7/2018	6th Cayuga Trails 50 Mile Race	80,47	×1
✓ 21	26/5/2018	26th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 22	15/7/2017	4th Endurance Challenge - Ontario Trail 50 Mile	80,47	×1
✓ 23	16/7/2016	3rd Endurance Challenge - Ontario Trail 50 Mile	80,47	×1
✓ 24	28/5/2016	24th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 25	12/9/2015	20th Haliburton Forest 50 Mile Race	80,47	×1
✓ 26	18/7/2015	2nd Endurance Challenge - Ontario Trail 50 Mile	80,47	×1
✓ 27	23/5/2015	23rd Sulphur Springs Trail Run 50mi	80,47	×1
✓ 28	12/7/2014	1st Endurance Challenge - Ontario Trail 50 Mile	80,47	×1
✓ 29	24/5/2014	22nd Sulphur Springs Trail Run 50mi	80,47	×1
✓ 30	26/5/2012	20th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 31	10/9/2011	16th Haliburton Forest 50 Mile Race	80,47	×1
✓ 32	28/5/2011	19th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 33	11/9/2010	15th Haliburton Forest 50 Mile Race	80,47	×1
✓ 34	29/5/2010	18th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 35	12/9/2009	14th Haliburton Forest 50 Mile Race	80,47	×1
✓ 36	23/5/2009	17th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 37	6/9/2008	13th Haliburton Forest 50 Mile Race	80,47	×1
✓ 38	24/5/2008	16th Sulphur Springs Trail Run 50mi	80,47	×1
✓ 39	8/12/2007	1st IAU Trail WC Huntsville (18th Sunmart Texas Trail)	80,47	×1
✓ 40	8/9/2007	12th Haliburton Forest 50 Mile Race	80,47	×1
✓ 41	20/11/2004	42nd JFK 50 Mile	80,47	×1
✓ 42	11/9/2004	9th Haliburton Forest 50 Mile Race	80,47	×1
✓ 43	23/11/2002	40th JFK 50 Mile	80,47	×1
✓ 44	30/7/2022	5th Tally in the Valley 12 Hour Trail Race	77,00	×1
✓ 45	6/6/2009	17th Self Transcendence 6 Hour Run Kingston	60,65	×1
✓ 46	7/6/2008	16th Self Transcendence 6 Hour Run Kingston	56,80	×1
✓ 47	11/6/2011	19th Self Transcendence 6 Hour Run Kingston	56,23	×1
✓ 48	25/10/2014	12th Horror Hill 6 Hour Ultra Trail Race	55,40	×1
✓ 49	12/5/2012	7th Seaton Trail Run 54 km	54,00	—
✓ 50	8/8/2009	3rd Dirty girls 6 hour Trail Race	52,50	—
✓ 51	8/4/2006	1st Seaton Trail Run 52 km	52,00	—
52	30/4/2022	13th Pick Your Poison 50K Trail Run	50,00	—
53	9/10/2021	5th Sticks n' Stones Trail Race	50,00	—
54	16/8/2019	3. Swiss Alps 100 - 50km	50,00	—
55	11/5/2019	13th Seaton Trail Run 50 km	50,00	—
56	27/4/2019	11th Pick Your Poison 50K Trail Run	50,00	—
57	13/10/2018	1st Phoenix Trail Race	50,00	—
58	29/9/2018	17th Run for the Toad 50 km	50,00	—
59	12/5/2018	12th Seaton Trail Run 50 km	50,00	—
60	28/4/2018	10th Pick Your Poison 50K Trail Run	50,00	—
61	9/9/2017	22nd Haliburton Forest 50 km Race	50,00	—
62	13/5/2017	11th Seaton Trail Run 50 km	50,00	—
63	29/4/2017	9th Pick Your Poison 50K Trail Run	50,00	—
64	1/10/2016	15th Run for the Toad 50 km	50,00	—
65	10/9/2016	21st Haliburton Forest 50 km Race	50,00	—
66	14/5/2016	10th Seaton Trail Run 50 km	50,00	—
67	30/4/2016	8th Pick Your Poison 50K Trail Run	50,00	—
68	3/10/2015	14th Run for the Toad 50 km	50,00	—
69	9/5/2015	9th Seaton Trail Run 50 km	50,00	—
70	25/4/2015	7th Pick Your Poison 50K Trail Run	50,00	—
71	4/10/2014	13th Run for the Toad 50 km	50,00	—
72	10/5/2014	8th Seaton Trail Run 50 km	50,00	—
73	26/4/2014	6th Pick Your Poison 50K Trail Run	50,00	—
74	5/10/2013	12th Run for the Toad 50 km	50,00	—
75	18/8/2012	2nd Iroquoia Trail Test 50 km	50,00	—
76	28/4/2012	4th Pick Your Poison 50K Trail Run	50,00	—
77	15/10/2011	9th Vulture Bait 50 km Trail Race	50,00	—
78	1/10/2011	10th Run for the Toad 50 km	50,00	—
79	18/6/2011	19th Niagara Ultra 50 km	50,00	—
80	30/4/2011	3rd Pick Your Poison 50K Trail Run	50,00	—
81	16/10/2010	8th Vulture Bait 50 km Trail Race	50,00	—
82	3/7/2010	4th Creemore Vertical Challenge 50 km Trail Run	50,00	—
83	19/6/2010	18th Niagara Ultra 50 km	50,00	—
84	17/10/2009	7th Vulture Bait 50 km Trail Race	50,00	—
85	20/6/2009	17th Niagara Ultra 50 km	50,00	—
86	18/10/2008	6th Vulture Bait 50 km Trail Race	50,00	—
87	21/6/2008	16th Niagara Ultra 50 km	50,00	—
88	13/10/2007	5th Vulture Bait 50 km Trail Race	50,00	—
89	29/9/2007	6th Run for the Toad 50 km	50,00	—
90	21/7/2007	11th Damn Tuff Ruff Bluff Run	50,00	—
91	26/5/2006	14th Sulphur Springs Trail Run 50km	50,00	—
92	15/10/2005	3rd Vulture Bait 50 km Trail Race	50,00	—
93	1/10/2005	4th Run for the Toad 50 km	50,00	—
94	16/7/2005	9th Damn Tuff Ruff Bluff Run	50,00	—
95	25/6/2005	13th Niagara Ultra 50 km	50,00	—
96	27/5/2005	13th Sulphur Springs Trail Run 50km	50,00	—
97	30/4/2005	10th Ganaraska 50 km Trail Run	50,00	—
98	9/4/2005	Shades Mills 50 km Trail Run	50,00	—
99	16/10/2004	2nd Vulture Bait 50 km Trail Race	50,00	—
100	2/10/2004	3rd Run for the Toad 50 km	50,00	—
101	17/7/2004	8th Damn Tuff Ruff Bluff Run	50,00	—
102	29/5/2004	12th Sulphur Springs Trail Run 50km	50,00	—
103	24/4/2004	9th Ganaraska 50 km Trail Run	50,00	—
104	24/5/2003	11th Sulphur Springs Trail Run 50km	50,00	—
105	10/5/2003	3rd Toronto Ultra Race 50km	50,00	—
106	25/5/2002	10th Sulphur Springs Trail Run 50km	50,00	—
107	21/7/2001	5th Damn Tuff Ruff Bluff Run	50,00	—
108	26/5/2001	9th Sulphur Springs Trail Run 50km	50,00	—
109	22/7/2000	4th Damn Tuff Ruff Bluff Run	50,00	—
110	23/5/1998	6th Sulphur Springs Trail Run 50km	50,00	—
111	11/8/2007	1st Dirty girls 6 hour Trail Race	47,50	—
112	6/8/2011	5th Dirty girls 6 hour Trail Race	45,00	—