Timothy Seminoff

Born : 1958 Cat. M65 Ultrarunner since 1992

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

51,0%

Rank quotient ?This runner's calculation uses 79 eligible race(s): Σ(rank − 1) = 4 752; Σ finishers = 9 309. 4 752 / 9 309 × 100 = 51.05%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed79

Km — ultra races10 027 km

> 100 km47

> 160 km47

Longest race160,9 km

24th The Bear 100 Mile Endurance Run — 23/9/2022

Km per year (ultra races)

291

2022

130

2023

130

2024

2025

2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win2

🏆 Win M2

🏅 Top 37

🏅 Top 3 M9

Longest winning streak1

Current streak0

Records

50 km10h59'11 100 km11h29'38 50 mi7h00'27 100 mi20h09'26

HISTORY

79 race(s)

Date		Race	Perf.	Rk
2024
17.08	50mi	5th White Pine 50 Mile Backcountry Run	17:25:12 h	89
20.07	50km	17th Speedgoat 50k	12:23:21 h	466
2023
19.08	50mi	4th White Pine 50 Mile Backcountry Run	15:33:26 h	72
22.07	50km	16th Speedgoat 50k	12:00:43 h	358
2022
23.09	100mi	24th The Bear 100 Mile Endurance Run	35:49:14 h	232
20.08	50mi	3rd White Pine 50 Mile Backcountry Run	16:35:19 h	64
23.07	50km	15th Speedgoat 50k	11:35:12 h	280
2018
28.09	100mi	20th The Bear 100 Mile Endurance Run	34:43:33 h	188
07.09	100mi	39th Wasatch Front 100 Mile	35:55:05 h	186
21.07	50km	11th Speedgoat 50k	10:59:11 h	179
30.06	64km	1st Twisted Fork Run	10:32:40 h	74
2017
29.09	100mi	19th The Bear 100 Mile Endurance Run	35:09:56 h	205
08.09	100mi	38th Wasatch Front 100 Mile	35:51:35 h	201
2015
25.09	100mi	17th The Bear 100 Mile Endurance Run	35:00:04 h	183
2014
05.09	100mi	35th Wasatch Front 100 Mile	34:32:04 h	205
2013
27.09	100mi	15th The Bear 100 Mile Endurance Run	34:51:00 h	149
06.09	100mi	34th Wasatch Front 100 Mile	35:42:39 h	203
2012
28.09	100mi	14th The Bear 100 Mile Endurance Run	31:52:34 h	105
07.09	100mi	33rd Wasatch Front 100 Mile	33:34:35 h	157
2011
23.09	100mi	13th The Bear 100 Mile Endurance Run	32:50:22 h	120
2008
26.09	100mi	10th The Bear 100 Mile Endurance Run	34:39:08 h	47
2007
28.09	100mi	9th The Bear 100 Mile Endurance Run	32:34:00 h	47
08.09	100mi	28th Wasatch Front 100 Mile	29:46:14 h	51
2006
22.09	100mi	8th The Bear 100 Mile Endurance Run	31:53:27 h	26
09.09	100mi	27th Wasatch Front 100 Mile	28:25:17 h	39
2005
23.09	100mi	7th The Bear 100 Mile Endurance Run	28:53:52 h	10
10.09	100mi	26th Wasatch Front 100 Mile	31:03:26 h	68
2004
24.09	100mi	6th The Bear 100 Mile Endurance Run	28:47:45 h	11
11.09	100mi	25th Wasatch Front 100 Mile	30:34:22 h	39
2003
26.09	100mi	5th The Bear 100 Mile Endurance Run	28:54:32 h	18
06.09	100mi	24th Wasatch Front 100 Mile	29:45:01 h	38
11.07	100mi	10th Hardrock Hundred Endurance Run	35:58:07 h	18
20.06	100mi	12th Bighorn Mountain Wild & Scenic 100mi Trail Run	28:53:10 h	7
17.05	50mi	18th Silver State 50 Miles	9:39:12 h	13
01.03	50mi	13th Old Pueblo 50 Mile Endurance Run	9:00:28 h	5
2002
27.09	100mi	4th The Bear 100 Mile Endurance Run	25:48:49 h	3 🥉
07.09	100mi	23rd Wasatch Front 100 Mile	29:35:47 h	40
20.07	50mi	2nd Tahoe Rim Trail 50M Endurance Runs	9:30:29 h	5
22.06	50mi	8th San Juan Solstice 50 Mile Run	11:10:02 h	18
04.05	50mi	4th Collegiate Peaks 50 Miles	8:54:33 h	16
02.03	50mi	12th Old Pueblo 50 Mile Endurance Run	9:41:29 h	13
2001
28.09	100mi	3rd The Bear 100 Mile Endurance Run	26:56:11 h	4
08.09	100mi	22nd Wasatch Front 100 Mile	29:08:00 h	37
16.06	50mi	7th San Juan Solstice 50 Mile Run	11:34:36 h	11
02.06	50mi	5th Snow Peaks 50 Mile Trail Run	10:17:57 h	16
26.05	52mi	2nd Shafer Butte	10:23:00 h	4
2000
29.09	100mi	2nd The Bear 100 Mile Endurance Run	27:50:00 h	4
09.09	100mi	21st Wasatch Front 100 Mile	26:03:20 h	16
24.06	100mi	27th Western States 100 Mile Endurance Run	23:49:32 h	57
17.06	50mi	6th San Juan Solstice 50 Mile Run	12:59:11 h	22
03.06	52mi	1st Shafer Butte	9:59:00 h	2 🥈
06.05	50mi	3rd Collegiate Peaks 50 Miles	9:38:23 h	24
1999
24.09	100mi	1st The Bear 100 Mile Endurance Run	28:09:05 h	2 🥈
09.07	100mi	7th Hardrock Hundred Endurance Run	32:32:59 h	8
19.06	50mi	5th San Juan Solstice 50 Mile Run	12:52:50 h	17
05.06	50mi	3rd Snow Peaks 50 Mile Trail Run	10:04:44 h	6
27.02	100km	3rd Catalina 100K Trail Run	11:29:38 h	18
1998
12.09	100mi	19th Wasatch Front 100 Mile	23:36:00 h	14
22.08	100mi	16th Leadville Trail 100 Mile	20:09:26 h	4
21.03	50mi	12th Crown King Scramble 50M	8:53:34 h	6
15.02	50mi	1st Smuggler's 50 Miles	8:17:40 h	4
1997
13.12	50mi	8th Sunmart Texas Trails 50 Mile	7:00:27 h	24
05.09	100mi	18th Wasatch Front 100 Mile	24:53:00 h	17
07.06	50mi	1st Snow Peaks 50 Mile Trail Run	12:11:24 h	3 🥉
17.05	50mi	4th Bishop High Sierra Ultramarathons 50 Miles	7:42:40 h	4
1996
28.09	100mi	11th Angeles Crest 100 Mile	22:45:27 h	8
06.09	100mi	17th Wasatch Front 100 Mile	22:00:27 h	1 🏆
29.06	100mi	23rd Western States 100 Mile Endurance Run	21:44:35 h	20
15.06	50mi	2nd San Juan Solstice 50 Mile Run	10:02:45 h	1 🏆
1995
08.09	100mi	16th Wasatch Front 100 Mile	23:47:40 h	6
1994
09.09	100mi	15th Wasatch Front 100 Mile	27:00:38 h	17
20.08	100mi	12th Leadville Trail 100 Mile	24:44:38 h	38
07.05	50mi	11th Quicksilver 50 Mile Endurance Run	8:26:50 h	7
1993
10.09	100mi	14th Wasatch Front 100 Mile	26:44:24 h	10
21.08	100mi	11th Leadville Trail 100 Mile	24:01:54 h	27
26.06	100mi	20th Western States 100 Mile Endurance Run	26:54:53 h	95
08.05	50mi	10th Quicksilver 50 Mile Endurance Run	8:02:32 h	3 🥉
1992
11.09	100mi	13th Wasatch Front 100 Mile	26:57:00 h	15
04.04	50mi	2nd Collegiate Peaks 50 Miles	8:58:14 h	11

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	23/9/2022	24th The Bear 100 Mile Endurance Run	160,93	×2
✓ 2	28/9/2018	20th The Bear 100 Mile Endurance Run	160,93	×2
✓ 3	7/9/2018	39th Wasatch Front 100 Mile	160,93	×2
✓ 4	29/9/2017	19th The Bear 100 Mile Endurance Run	160,93	×2
✓ 5	8/9/2017	38th Wasatch Front 100 Mile	160,93	×2
✓ 6	25/9/2015	17th The Bear 100 Mile Endurance Run	160,93	×2
✓ 7	5/9/2014	35th Wasatch Front 100 Mile	160,93	×2
✓ 8	27/9/2013	15th The Bear 100 Mile Endurance Run	160,93	×2
✓ 9	6/9/2013	34th Wasatch Front 100 Mile	160,93	×2
✓ 10	28/9/2012	14th The Bear 100 Mile Endurance Run	160,93	×2
✓ 11	7/9/2012	33rd Wasatch Front 100 Mile	160,93	×2
✓ 12	23/9/2011	13th The Bear 100 Mile Endurance Run	160,93	×2
✓ 13	26/9/2008	10th The Bear 100 Mile Endurance Run	160,93	×2
✓ 14	28/9/2007	9th The Bear 100 Mile Endurance Run	160,93	×2
✓ 15	8/9/2007	28th Wasatch Front 100 Mile	160,93	×2
✓ 16	22/9/2006	8th The Bear 100 Mile Endurance Run	160,93	×2
✓ 17	9/9/2006	27th Wasatch Front 100 Mile	160,93	×2
✓ 18	23/9/2005	7th The Bear 100 Mile Endurance Run	160,93	×2
✓ 19	10/9/2005	26th Wasatch Front 100 Mile	160,93	×2
✓ 20	24/9/2004	6th The Bear 100 Mile Endurance Run	160,93	×2
✓ 21	11/9/2004	25th Wasatch Front 100 Mile	160,93	×2
✓ 22	26/9/2003	5th The Bear 100 Mile Endurance Run	160,93	×2
✓ 23	6/9/2003	24th Wasatch Front 100 Mile	160,93	×2
✓ 24	11/7/2003	10th Hardrock Hundred Endurance Run	160,93	×2
✓ 25	20/6/2003	12th Bighorn Mountain Wild & Scenic 100mi Trail Run	160,93	×2
✓ 26	27/9/2002	4th The Bear 100 Mile Endurance Run	160,93	×2
✓ 27	7/9/2002	23rd Wasatch Front 100 Mile	160,93	×2
✓ 28	28/9/2001	3rd The Bear 100 Mile Endurance Run	160,93	×2
✓ 29	8/9/2001	22nd Wasatch Front 100 Mile	160,93	×2
✓ 30	29/9/2000	2nd The Bear 100 Mile Endurance Run	160,93	×2
✓ 31	9/9/2000	21st Wasatch Front 100 Mile	160,93	×2
✓ 32	24/6/2000	27th Western States 100 Mile Endurance Run	160,93	×2
✓ 33	24/9/1999	1st The Bear 100 Mile Endurance Run	160,93	×2
✓ 34	9/7/1999	7th Hardrock Hundred Endurance Run	160,93	×2
✓ 35	12/9/1998	19th Wasatch Front 100 Mile	160,93	×2
✓ 36	22/8/1998	16th Leadville Trail 100 Mile	160,93	×2
✓ 37	5/9/1997	18th Wasatch Front 100 Mile	160,93	×2
✓ 38	28/9/1996	11th Angeles Crest 100 Mile	160,93	×2
✓ 39	6/9/1996	17th Wasatch Front 100 Mile	160,93	×2
✓ 40	29/6/1996	23rd Western States 100 Mile Endurance Run	160,93	×2
✓ 41	8/9/1995	16th Wasatch Front 100 Mile	160,93	×2
✓ 42	9/9/1994	15th Wasatch Front 100 Mile	160,93	×2
✓ 43	20/8/1994	12th Leadville Trail 100 Mile	160,93	×2
✓ 44	10/9/1993	14th Wasatch Front 100 Mile	160,93	×2
✓ 45	21/8/1993	11th Leadville Trail 100 Mile	160,93	×2
✓ 46	26/6/1993	20th Western States 100 Mile Endurance Run	160,93	×2
✓ 47	11/9/1992	13th Wasatch Front 100 Mile	160,93	×2
✓ 48	27/2/1999	3rd Catalina 100K Trail Run	100,00	×1
✓ 49	26/5/2001	2nd Shafer Butte	83,69	×1
✓ 50	3/6/2000	1st Shafer Butte	83,69	×1
✓ 51	17/8/2024	5th White Pine 50 Mile Backcountry Run	80,47	×1
✓ 52	19/8/2023	4th White Pine 50 Mile Backcountry Run	80,47	×1
✓ 53	20/8/2022	3rd White Pine 50 Mile Backcountry Run	80,47	×1
✓ 54	17/5/2003	18th Silver State 50 Miles	80,47	×1
✓ 55	1/3/2003	13th Old Pueblo 50 Mile Endurance Run	80,47	×1
✓ 56	20/7/2002	2nd Tahoe Rim Trail 50M Endurance Runs	80,47	×1
✓ 57	22/6/2002	8th San Juan Solstice 50 Mile Run	80,47	×1
✓ 58	4/5/2002	4th Collegiate Peaks 50 Miles	80,47	×1
✓ 59	2/3/2002	12th Old Pueblo 50 Mile Endurance Run	80,47	×1
✓ 60	16/6/2001	7th San Juan Solstice 50 Mile Run	80,47	×1
✓ 61	2/6/2001	5th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 62	17/6/2000	6th San Juan Solstice 50 Mile Run	80,47	×1
✓ 63	6/5/2000	3rd Collegiate Peaks 50 Miles	80,47	×1
✓ 64	19/6/1999	5th San Juan Solstice 50 Mile Run	80,47	×1
✓ 65	5/6/1999	3rd Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 66	21/3/1998	12th Crown King Scramble 50M	80,47	×1
✓ 67	15/2/1998	1st Smuggler's 50 Miles	80,47	×1
✓ 68	13/12/1997	8th Sunmart Texas Trails 50 Mile	80,47	×1
✓ 69	7/6/1997	1st Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 70	17/5/1997	4th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 71	15/6/1996	2nd San Juan Solstice 50 Mile Run	80,47	×1
✓ 72	7/5/1994	11th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 73	8/5/1993	10th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 74	4/4/1992	2nd Collegiate Peaks 50 Miles	80,47	×1
75	30/6/2018	1st Twisted Fork Run	64,00	—
76	20/7/2024	17th Speedgoat 50k	50,00	—
77	22/7/2023	16th Speedgoat 50k	50,00	—
78	23/7/2022	15th Speedgoat 50k	50,00	—
79	21/7/2018	11th Speedgoat 50k	50,00	—