James Perry

Born : 1949 Cat. M75 Ultrarunner since 1994

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 ?

United States

68,8%

Rank quotient ?This runner's calculation uses 74 eligible race(s): Σ(rank − 1) = 2 159; Σ finishers = 3 138. 2 159 / 3 138 × 100 = 68.80%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed74

Km — ultra races6 971 km

> 100 km35

> 160 km10

> 200 km2

> 24h31

> 48h2

Longest race203,4 km

2nd KUS 48 Hour Ultramarathon — 25/4/1997

Km per year (ultra races)

100

2022

2023

2024

2025

2026

Race types (share of distance)

Road56,6%

Trail43,4%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 33

🏅 Top 3 M5

Longest winning streak0

Current streak0

Records

50 km6h03'33 100 km20h47'09 50 mi10h38'52 100 mi27h11'12 24 h140,24 km 48 h203,42 km

HISTORY

74 race(s) · 13 split(s) nested

Date		Race	Perf.	Rk
2026
02.05	24h	43th Cornbelt Running Club 24 Hour Run	70.392 km	36
2022
07.10	100km	23th Heartland 100 km Race	23:00:00 h	13
2019
28.09	50mi	5th Tulsa Urban 50 Mile Race	15:26:14 h	5
16.08	100mi	15th Lean Horse Ultra-Marathon 100 Mile	31:07:54 h	43
04.05	24h	38th Cornbelt Running Club 24 Hour Run	109.741 km	13
04.05	50mi	38th Cornbelt Running Club 24 Hour Run - 50mi Split	14:13:43 h	18
04.05	100km	38th Cornbelt Running Club 24 Hour Run - 100km Split	21:29:24 h	19
02.02	100km	27th Rocky Raccoon 100 km Trail Run	20:47:09 h	59
2018
05.05	24h	37th Cornbelt Running Club 24 Hour Run	101.388 km	10
05.05	50mi	37th Cornbelt Running Club 24 Hour Run - 50mi Split	16:16:20 h	15
05.05	100km	37th Cornbelt Running Club 24 Hour Run - 100km Split	23:08:13 h	14
2017
30.09	75mi	3rd Tulsa Urban 75 Mile Race	24:40:05 h	2 🥈
06.05	24h	36th Cornbelt Running Club 24 Hour Run	101.613 km	13
06.05	50mi	36th Cornbelt Running Club 24 Hour Run - 50mi Split	15:12:55 h	14
06.05	100km	36th Cornbelt Running Club 24 Hour Run - 100km Split	21:45:18 h	18
2016
30.04	24h	35th Cornbelt Running Club 24 Hour Run	59.754 km	14
09.04	50km	18th Taturs Lake McMurtry 50 km Trail Race	8:39:10 h	32
2015
02.05	24h	34th Cornbelt Running Club 24 Hour Run	85.761 km	16
02.05	50mi	34th Cornbelt Running Club 24 Hour Run - 50mi Split	19:00:45 h	15
2014
03.05	24h	33rd Cornbelt Running Club 24 Hour Run	103.657 km	15
03.05	50mi	33rd Cornbelt Running Club 24 Hour Run - 50mi Split	15:59:16 h	17
03.05	100km	33rd Cornbelt Running Club 24 Hour Run - 100km Split	21:33:53 h	18
2012
29.09	50km	18th Flatrock 50K	10:01:00 h	90
05.05	24h	31st Cornbelt Running Club 24 Hour Run	102.016 km	15
05.05	50mi	31st Cornbelt Running Club 24 Hour Run - 50mi Split	14:45:50 h	28
05.05	100km	31st Cornbelt Running Club 24 Hour Run - 100km Split	19:46:20 h	24
07.04	50km	14th Taturs Lake McMurtry 50 km Trail Race	8:53:50 h	61
2011
30.04	24h	30th Cornbelt Running Club 24 Hour Run	101.613 km	19
30.04	50mi	30th Cornbelt Running Club 24 Hour Run - 50mi Split	14:07:09 h	29
30.04	100km	30th Cornbelt Running Club 24 Hour Run - 100km Split	19:00:00 h	23
2010
06.11	100mi	3rd Mother Road 100 Mile	29:20:33 h	118
23.10	24h	2nd 24H The Hard Way	117.626 km	23
25.09	50km	16th Flatrock 50K	9:52:10 h	39
2009
24.10	24h	1st 24H The Hard Way	116.080 km	16
02.05	24h	28th Cornbelt Running Club 24 Hour Run	112.992 km	26
04.04	50km	11th Lake McMurtry 50 km Trail Race	8:16:20 h	25
2008
27.09	50km	14th Flatrock 50K	8:38:32 h	28
03.05	24h	27th Cornbelt Running Club 24 Hour Run	140.238 km	8
12.04	50km	10th Lake McMurtry 50 km Trail Race	7:31:28 h	20
2007
05.05	24h	26th Cornbelt Running Club 24 Hour Run	120.717 km	17
14.04	50km	9th Lake McMurtry 50 km Trail Race	7:15:11 h	20
2006
14.10	100mi	7th Heartland 100 Mile Race	27:11:12 h	35
30.09	50km	12th Flatrock 50K	8:07:18 h	19
03.06	24h	17th FANS 24 Hour Runs	45.528 km	86
06.05	24h	25th Cornbelt Running Club 24 Hour Run	129.262 km	13
16.04	50km	8th Lake McMurtry 50 km Trail Race	7:17:23 h	22
04.02	100mi	14th Rocky Raccoon 100 Mile Trail Run	27:29:39 h	101
2005
08.10	100mi	6th Heartland 100 Mile Race	27:41:44 h	32
24.09	50km	11th Flatrock 50K	8:23:26 h	23
04.06	24h	16th FANS 24 Hour Runs	123.468 km	30
30.04	24h	24th Cornbelt Running Club 24 Hour Run	138.612 km	15
09.04	50km	7th Lake McMurtry 50 km Trail Race	6:08:34 h	12
2004
09.10	100mi	5th Heartland 100 Mile Race	28:02:30 h	18
25.09	50km	10th Flatrock 50K	7:51:09 h	23
01.05	24h	23rd Cornbelt Running Club 24 Hour Run	122.342 km	19
10.04	50km	6th Lake McMurtry 50 km Trail Race	7:09:01 h	12
2003
11.10	100mi	4th Heartland 100 Mile Race	28:20:43 h	32
27.09	50km	9th Flatrock 50K	8:30:37 h	31
03.05	24h	22nd Cornbelt Running Club 24 Hour Run	134.943 km	17
12.04	50km	5th Lake McMurtry 50 km Trail Race	7:27:04 h	17
2002
19.10	50mi	18th Palo Duro 50 Mile Trail Run	11:42:59 h	28
28.09	50km	8th Flatrock 50K	8:22:17 h	16
29.06	24h	13th FANS 24 Hour Runs	84.506 km	53
27.04	24h	6th KUS 24 Hour Ultramarathon	106.216 km	3 🥉
2001
13.10	100mi	2nd Heartland 100 Mile Race	29:18:54 h	27
21.01	24h	5th KUS 24 Hour Ultramarathon	128.747 km	9
2000
30.09	50km	6th Flatrock 50K	9:30:52 h	37
24.06	24h	11th FANS 24 Hour Runs	101.565 km	52
06.05	24h	19th Cornbelt Running Club 24 Hour Run	102.016 km	25
22.04	50km	2nd Lake McMurtry 50 km Trail Race	6:45:04 h	28
1999
27.10	50mi	15th Palo Duro 50 Mile Trail Run	11:42:36 h	33
25.09	50km	5th Flatrock 50K	8:19:25 h	30
26.06	24h	10th FANS 24 Hour Runs	133.752 km	28
08.06	24h	Mile High 24 Hour Run	128.747 km	18
01.05	50km	1st Lake McMurtry 50 km Trail Race	7:27:18 h	17
23.01	50mi	Dallas Five-0 50 Mile Race	10:38:52 h	26
1998
27.11	24h	Dallas UltraRunners / Plano Pacers 24 Hour Track Race	125.528 km	5
1997
27.09	50km	3rd Flatrock 50K	10:01:23 h	30
03.05	24h	16th Cornbelt Running Club 24 Hour Run	126.816 km	13
25.04	48h	2nd KUS 48 Hour Ultramarathon	203.421 km	4
22.03	50mi	16th Cross Timbers Trail Run	11:58:12 h	48
08.02	50km	3rd East Texas Ultra Runners 50K	6:03:33 h	23
1996
12.12	50mi	7th Sunmart Texas Trails 50 Mile	11:34:49 h	256
28.09	50km	2nd Flatrock 50K	7:38:19 h	15
12.02	50km	2nd East Texas Ultra Runners 50K	6:53:00 h	28
1995
11.02	50km	1st East Texas Ultra Runners 50K	6:11:40 h	26
1994
24.11	48h	Dallas UltraRunners / Plano Pacers 48 Hour Track Race	201.168 km	2 🥈

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	25/4/1997	2nd KUS 48 Hour Ultramarathon	203,42	×3
✓ 2	24/11/1994	Dallas UltraRunners / Plano Pacers 48 Hour Track Race	201,17	×3
✓ 3	16/8/2019	15th Lean Horse Ultra-Marathon 100 Mile	160,93	×2
✓ 4	6/11/2010	3rd Mother Road 100 Mile	160,93	×2
✓ 5	14/10/2006	7th Heartland 100 Mile Race	160,93	×2
✓ 6	4/2/2006	14th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 7	8/10/2005	6th Heartland 100 Mile Race	160,93	×2
✓ 8	9/10/2004	5th Heartland 100 Mile Race	160,93	×2
✓ 9	11/10/2003	4th Heartland 100 Mile Race	160,93	×2
✓ 10	13/10/2001	2nd Heartland 100 Mile Race	160,93	×2
✓ 11	3/5/2008	27th Cornbelt Running Club 24 Hour Run	140,24	×2
✓ 12	30/4/2005	24th Cornbelt Running Club 24 Hour Run	138,61	×2
✓ 13	3/5/2003	22nd Cornbelt Running Club 24 Hour Run	134,94	×2
✓ 14	26/6/1999	10th FANS 24 Hour Runs	133,75	×2
✓ 15	6/5/2006	25th Cornbelt Running Club 24 Hour Run	129,26	×2
✓ 16	21/1/2001	5th KUS 24 Hour Ultramarathon	128,75	×2
✓ 17	8/6/1999	Mile High 24 Hour Run	128,75	×2
✓ 18	3/5/1997	16th Cornbelt Running Club 24 Hour Run	126,82	×1
✓ 19	27/11/1998	Dallas UltraRunners / Plano Pacers 24 Hour Track Race	125,53	×1
✓ 20	4/6/2005	16th FANS 24 Hour Runs	123,47	×1
✓ 21	1/5/2004	23rd Cornbelt Running Club 24 Hour Run	122,34	×1
✓ 22	5/5/2007	26th Cornbelt Running Club 24 Hour Run	120,72	×1
✓ 23	30/9/2017	3rd Tulsa Urban 75 Mile Race	120,70	×1
✓ 24	23/10/2010	2nd 24H The Hard Way	117,63	×1
✓ 25	24/10/2009	1st 24H The Hard Way	116,08	×1
✓ 26	2/5/2009	28th Cornbelt Running Club 24 Hour Run	112,99	×1
✓ 27	4/5/2019	38th Cornbelt Running Club 24 Hour Run	109,74	×1
✓ 28	27/4/2002	6th KUS 24 Hour Ultramarathon	106,22	×1
✓ 29	3/5/2014	33rd Cornbelt Running Club 24 Hour Run	103,66	×1
✓ 30	5/5/2012	31st Cornbelt Running Club 24 Hour Run	102,02	×1
✓ 31	6/5/2000	19th Cornbelt Running Club 24 Hour Run	102,02	×1
✓ 32	6/5/2017	36th Cornbelt Running Club 24 Hour Run	101,61	×1
✓ 33	30/4/2011	30th Cornbelt Running Club 24 Hour Run	101,61	×1
✓ 34	24/6/2000	11th FANS 24 Hour Runs	101,57	×1
✓ 35	5/5/2018	37th Cornbelt Running Club 24 Hour Run	101,39	×1
✓ 36	7/10/2022	23th Heartland 100 km Race	100,00	×1
✓ 37	2/2/2019	27th Rocky Raccoon 100 km Trail Run	100,00	×1
✓ 38	2/5/2015	34th Cornbelt Running Club 24 Hour Run	85,76	×1
✓ 39	29/6/2002	13th FANS 24 Hour Runs	84,51	×1
✓ 40	28/9/2019	5th Tulsa Urban 50 Mile Race	80,47	×1
✓ 41	19/10/2002	18th Palo Duro 50 Mile Trail Run	80,47	×1
✓ 42	27/10/1999	15th Palo Duro 50 Mile Trail Run	80,47	×1
✓ 43	23/1/1999	Dallas Five-0 50 Mile Race	80,47	×1
✓ 44	22/3/1997	16th Cross Timbers Trail Run	80,47	×1
✓ 45	12/12/1996	7th Sunmart Texas Trails 50 Mile	80,47	×1
✓ 46	2/5/2026	43th Cornbelt Running Club 24 Hour Run	70,39	×1
✓ 47	30/4/2016	35th Cornbelt Running Club 24 Hour Run	59,75	—
✓ 48	9/4/2016	18th Taturs Lake McMurtry 50 km Trail Race	50,00	—
✓ 49	29/9/2012	18th Flatrock 50K	50,00	—
✓ 50	7/4/2012	14th Taturs Lake McMurtry 50 km Trail Race	50,00	—
51	25/9/2010	16th Flatrock 50K	50,00	—
52	4/4/2009	11th Lake McMurtry 50 km Trail Race	50,00	—
53	27/9/2008	14th Flatrock 50K	50,00	—
54	12/4/2008	10th Lake McMurtry 50 km Trail Race	50,00	—
55	14/4/2007	9th Lake McMurtry 50 km Trail Race	50,00	—
56	30/9/2006	12th Flatrock 50K	50,00	—
57	16/4/2006	8th Lake McMurtry 50 km Trail Race	50,00	—
58	24/9/2005	11th Flatrock 50K	50,00	—
59	9/4/2005	7th Lake McMurtry 50 km Trail Race	50,00	—
60	25/9/2004	10th Flatrock 50K	50,00	—
61	10/4/2004	6th Lake McMurtry 50 km Trail Race	50,00	—
62	27/9/2003	9th Flatrock 50K	50,00	—
63	12/4/2003	5th Lake McMurtry 50 km Trail Race	50,00	—
64	28/9/2002	8th Flatrock 50K	50,00	—
65	30/9/2000	6th Flatrock 50K	50,00	—
66	22/4/2000	2nd Lake McMurtry 50 km Trail Race	50,00	—
67	25/9/1999	5th Flatrock 50K	50,00	—
68	1/5/1999	1st Lake McMurtry 50 km Trail Race	50,00	—
69	27/9/1997	3rd Flatrock 50K	50,00	—
70	8/2/1997	3rd East Texas Ultra Runners 50K	50,00	—
71	28/9/1996	2nd Flatrock 50K	50,00	—
72	12/2/1996	2nd East Texas Ultra Runners 50K	50,00	—
73	11/2/1995	1st East Texas Ultra Runners 50K	50,00	—
74	3/6/2006	17th FANS 24 Hour Runs	45,53	—