Thomas Riley

Born : 1962 Cat. M60 Ultrarunner since 2003

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

61,4%

Rank quotient ?This runner's calculation uses 93 eligible race(s): Σ(rank − 1) = 6 320; Σ finishers = 10 295. 6 320 / 10 295 × 100 = 61.39%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed93

Km — ultra races7 233 km

> 100 km11

> 160 km11

> 24h1

Longest race160,9 km

1st Burney Mountain 100 — 20/6/2025

Km per year (ultra races)

261

2022

330

2023

364

2024

519

2025

100

2026

Race types (share of distance)

Road5,0%

Trail95,0%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

50 km4h21'34 100 km12h29'15 50 mi7h34'52 100 mi19h58'48 12 h57,94 km 24 h67,59 km

HISTORY

93 race(s)

Date		Race	Perf.	Rk
2026
02.05	50km	31st McDonald Forest 50K Trail Run	9:33:56 h	217
21.02	50km	14th FOURmidable 50K	8:38:20 h	142
2025
02.08	100km	24th Waldo 100K Trail Run	17:55:22 h	126
20.06	100mi	1st Burney Mountain 100	33:37:00 h	22
31.05	50km	8th Spence Mountain Run	8:41:50 h	12
03.05	50km	30th McDonald Forest 50K Trail Run	8:54:34 h	154
08.02	100km	12th Black Canyon Trail 100 km Run	16:51:13 h	602
25.01	12h	1st Spike Camp	57.936 km	20
2024
23.11	100km	10th Dinosaur Valley Endurance Run 100 km	17:22:13 h	57
03.08	100km	23rd Waldo 100K Trail Run	17:42:34 h	86
11.05	50km	9th Paiute Meadows Trail Run	9:25:00 h	30
04.05	50km	29th McDonald Forest 50K Trail Run	7:47:26 h	139
14.04	40mi	21st Peterson Ridge Rumble 40 Mile Trail Run	8:21:30 h	44
2023
05.08	100km	22nd Waldo 100K Trail Run	17:14:42 h	80
08.07	50mi	25th Siskiyou Out Back 50 Miles Trail Run	14:30:25 h	38
17.06	50km	10th Headwaters Trail Run 50K	11:37:01 h	32
13.05	50km	8th Paiute Meadows Trail Run	8:56:46 h	19
06.05	50km	28th McDonald Forest 50K Trail Run	9:50:33 h	144
2022
05.11	100mi	22nd Rio Del Lago 100 Mile Endurance Run	28:58:24 h	154
13.08	100km	21st Waldo 100K Trail Run	20:28:22 h	103
2021
08.05	50km	26th McDonald Forest 50K Trail Run	8:54:14 h	225
2020
31.10	100mi	18th Javelina Jundred 100 Mile Endurance Run	26:55:30 h	110
2018
07.07	50km	2nd Ochoco Trail Run 50K	13:18:57 h	78
05.05	50km	3rd Lost Creek Trail Run	10:43:06 h	34
08.04	35mi	16th Peterson Ridge Rumble 35 Mile Trail Run	9:29:04 h	112
2013
05.10	50km	2nd Weaver Basin 50K	6:29:47 h	9
17.08	100km	12th Waldo 100K Trail Run	14:15:36 h	55
13.07	50mi	15th Mt. Hood 50 Mile Trail Run	9:40:42 h	62
29.06	100mi	40th Western States 100 Mile Endurance Run	29:00:40 h	228
11.05	50km	18th McDonald Forest 50K Trail Run	7:32:32 h	204
27.04	50mi	10th Capitol Peak 50 Miler	10:07:52 h	50
14.04	40mi	11th Peterson Ridge Rumble 40 Mile Trail Run	6:31:46 h	53
30.03	50km	3rd Gorge Waterfalls 50k	5:44:28 h	144
2012
08.09	50km	25th McKenzie River 50 km Trail Run	6:47:33 h	118
15.06	100mi	21st Bighorn Mountain Wild & Scenic 100 Mile Trail Run	30:35:49 h	71
12.05	50km	17th McDonald Forest 50K Trail Run	6:52:18 h	181
15.04	40mi	10th Peterson Ridge Rumble 40 Mile Trail Run	7:25:02 h	114
25.03	50km	2nd Gorge Waterfalls 50k	5:52:41 h	93
18.02	50km	12th Hagg Lake Trail Runs 50K	5:36:00 h	93
2011
17.09	100mi	2nd Pine to Palm 100 Mile Endurance Run	28:16:00 h	23
20.08	100km	10th Where's Waldo 100K Ultramarathon	16:28:48 h	80
30.07	50mi	13th Mt. Hood 50 Mile Trail Run	10:21:11 h	66
04.06	50mi	9th Rainier to Ruston Rail-Trail 50 Mile Ultra	11:23:24 h	35
14.05	50km	16th McDonald Forest 50K Trail Run	6:57:17 h	135
10.04	40mi	9th Peterson Ridge Rumble 40 Mile Trail Run	7:53:31 h	104
19.02	50km	11th Hagg Lake Trail Runs 50K	7:58:59 h	200
2008
04.10	50km	1st Three Corner Rock PCT (Bunker to Bonneville)	8:38:39 h	10
13.09	100mi	22nd Angeles Crest 100 Mile	31:10:39 h	70
16.08	100km	7th Where's Waldo 100K Ultramarathon	16:35:08 h	70
03.05	100km	13th Miwok 100k Trail race	12:29:15 h	108
26.04	50mi	5th Capitol Peak 50 Miler	9:08:10 h	9
13.04	60km	6th Peterson Ridge Rumble 60 km Trail Run	5:36:57 h	53
15.03	24h	7th Pacific Rim One Day	67.592 km	26
23.02	50km	8th Hagg Lake Trail Runs 50K	5:13:33 h	47
2007
22.09	100mi	8th Rio Del Lago 100 Mile	19:58:48 h	4
18.08	100km	6th Where's Waldo 100K Ultramarathon	12:56:51 h	27
09.08	50km	20th McKenzie River 50 km Trail Run	4:55:30 h	33
28.07	50mi	9th Mt. Hood 50 Mile Trail Run	8:57:31 h	21
02.06	100mi	12th Kettle Moraine 100 Mile Endurance Run	20:13:55 h	6
19.05	50mi	22nd Silver State 50 Miles	10:30:08 h	25
28.04	50mi	4th Capitol Peak 50 Miler	8:42:58 h	11
15.04	60km	5th Peterson Ridge Rumble 60 km Trail Run	6:17:02 h	31
24.02	50km	7th Hagg Lake Trail Runs 50K	5:13:49 h	23
20.01	34mi	5th Capitol Peak MegaFatAss	6:55:00 h	6
2006
04.11	50mi	6th ORRC Autumn Leaves 50 Mile Run	7:34:52 h	6
23.09	100mi	7th Rio Del Lago 100 Mile	22:33:33 h	6
09.09	50km	19th McKenzie River 50 km Trail Run	4:44:15 h	17
19.08	100km	5th Where's Waldo 100K Ultramarathon	14:00:03 h	14
29.07	50mi	8th Mt. Hood 50 Mile Trail Run	8:59:15 h	23
15.07	50km	8th Siskiyou Out Back 50 km Trail Run	5:32:16 h	34
24.06	100mi	33th Western States 100 Mile Endurance Run	24:29:57 h	54
15.04	50mi	3rd Capitol Peak 50 Miler	9:26:57 h	10
09.04	60km	4th Peterson Ridge Rumble 60 km Trail Run	5:08:37 h	24
25.02	50km	6th Hagg Lake Trail Runs 50K	5:13:04 h	33
21.01	34mi	4th Capitol Peak MegaFatAss	7:31:22 h	11
2005
05.11	50mi	5th ORRC Autumn Leaves 50 Mile Run	7:59:00 h	8
01.10	50km	4th Baker Lake 50K Ultra Trail Run	6:29:12 h	59
20.08	100km	4th Where's Waldo 100K Ultramarathon	16:18:16 h	20
30.07	50mi	7th Mt. Hood 50 Mile Trail Run	9:55:43 h	27
09.07	50km	7th Siskiyou Out Back 50 km Trail Run	6:16:10 h	78
11.06	50mi	2nd Capitol Peak 50 Miler	12:27:53 h	28
14.05	50km	10th McDonald Forest 50K Trail Run	8:15:58 h	154
22.01	34mi	3rd Capitol Peak MegaFatAss	8:31:00 h	33
2004
06.11	50mi	4th ORRC Autumn Leaves 50 Mile Run	8:32:30 h	9
02.10	50km	1st Capitol Peak 50K	6:23:40 h	22
21.08	100km	3rd Where's Waldo 100K Ultramarathon	16:17:30 h	24
31.07	50mi	6th Mt. Hood 50 Mile Trail Run	11:00:02 h	52
10.07	50km	6th Siskiyou Out Back 50 km Trail Run	5:31:30 h	51
10.05	50km	9th McDonald Forest 50K Trail Run	6:01:31 h	70
18.04	35mi	2nd Peterson Ridge Rumble 35 Mile Trail Run	5:21:12 h	16
21.02	50km	4th Hagg Lake Trail Runs 50K	5:19:50 h	37
24.01	34mi	2nd Capitol Peak MegaFatAss	6:34:00 h	13
2003
06.11	50km	3rd ORRC Autumn Leaves 50 km Run	4:21:34 h	2 🥈

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	20/6/2025	1st Burney Mountain 100	160,93	×2
✓ 2	5/11/2022	22nd Rio Del Lago 100 Mile Endurance Run	160,93	×2
✓ 3	31/10/2020	18th Javelina Jundred 100 Mile Endurance Run	160,93	×2
✓ 4	29/6/2013	40th Western States 100 Mile Endurance Run	160,93	×2
✓ 5	15/6/2012	21st Bighorn Mountain Wild & Scenic 100 Mile Trail Run	160,93	×2
✓ 6	17/9/2011	2nd Pine to Palm 100 Mile Endurance Run	160,93	×2
✓ 7	13/9/2008	22nd Angeles Crest 100 Mile	160,93	×2
✓ 8	22/9/2007	8th Rio Del Lago 100 Mile	160,93	×2
✓ 9	2/6/2007	12th Kettle Moraine 100 Mile Endurance Run	160,93	×2
✓ 10	23/9/2006	7th Rio Del Lago 100 Mile	160,93	×2
✓ 11	24/6/2006	33th Western States 100 Mile Endurance Run	160,93	×2
✓ 12	2/8/2025	24th Waldo 100K Trail Run	100,00	×1
✓ 13	8/2/2025	12th Black Canyon Trail 100 km Run	100,00	×1
✓ 14	23/11/2024	10th Dinosaur Valley Endurance Run 100 km	100,00	×1
✓ 15	3/8/2024	23rd Waldo 100K Trail Run	100,00	×1
✓ 16	5/8/2023	22nd Waldo 100K Trail Run	100,00	×1
✓ 17	13/8/2022	21st Waldo 100K Trail Run	100,00	×1
✓ 18	17/8/2013	12th Waldo 100K Trail Run	100,00	×1
✓ 19	20/8/2011	10th Where's Waldo 100K Ultramarathon	100,00	×1
✓ 20	16/8/2008	7th Where's Waldo 100K Ultramarathon	100,00	×1
✓ 21	3/5/2008	13th Miwok 100k Trail race	100,00	×1
✓ 22	18/8/2007	6th Where's Waldo 100K Ultramarathon	100,00	×1
✓ 23	19/8/2006	5th Where's Waldo 100K Ultramarathon	100,00	×1
✓ 24	20/8/2005	4th Where's Waldo 100K Ultramarathon	100,00	×1
✓ 25	21/8/2004	3rd Where's Waldo 100K Ultramarathon	100,00	×1
✓ 26	8/7/2023	25th Siskiyou Out Back 50 Miles Trail Run	80,47	×1
✓ 27	13/7/2013	15th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 28	27/4/2013	10th Capitol Peak 50 Miler	80,47	×1
✓ 29	30/7/2011	13th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 30	4/6/2011	9th Rainier to Ruston Rail-Trail 50 Mile Ultra	80,47	×1
✓ 31	26/4/2008	5th Capitol Peak 50 Miler	80,47	×1
✓ 32	28/7/2007	9th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 33	19/5/2007	22nd Silver State 50 Miles	80,47	×1
✓ 34	28/4/2007	4th Capitol Peak 50 Miler	80,47	×1
✓ 35	4/11/2006	6th ORRC Autumn Leaves 50 Mile Run	80,47	×1
✓ 36	29/7/2006	8th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 37	15/4/2006	3rd Capitol Peak 50 Miler	80,47	×1
✓ 38	5/11/2005	5th ORRC Autumn Leaves 50 Mile Run	80,47	×1
✓ 39	30/7/2005	7th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 40	11/6/2005	2nd Capitol Peak 50 Miler	80,47	×1
✓ 41	6/11/2004	4th ORRC Autumn Leaves 50 Mile Run	80,47	×1
✓ 42	31/7/2004	6th Mt. Hood 50 Mile Trail Run	80,47	×1
✓ 43	15/3/2008	7th Pacific Rim One Day	67,59	×1
✓ 44	14/4/2024	21st Peterson Ridge Rumble 40 Mile Trail Run	64,37	×1
✓ 45	14/4/2013	11th Peterson Ridge Rumble 40 Mile Trail Run	64,37	×1
✓ 46	15/4/2012	10th Peterson Ridge Rumble 40 Mile Trail Run	64,37	×1
✓ 47	10/4/2011	9th Peterson Ridge Rumble 40 Mile Trail Run	64,37	×1
✓ 48	13/4/2008	6th Peterson Ridge Rumble 60 km Trail Run	60,00	×1
✓ 49	15/4/2007	5th Peterson Ridge Rumble 60 km Trail Run	60,00	×1
✓ 50	9/4/2006	4th Peterson Ridge Rumble 60 km Trail Run	60,00	×1
✓ 51	25/1/2025	1st Spike Camp	57,94	—
✓ 52	8/4/2018	16th Peterson Ridge Rumble 35 Mile Trail Run	56,33	—
✓ 53	18/4/2004	2nd Peterson Ridge Rumble 35 Mile Trail Run	56,33	—
✓ 54	20/1/2007	5th Capitol Peak MegaFatAss	54,72	—
55	21/1/2006	4th Capitol Peak MegaFatAss	54,72	—
56	22/1/2005	3rd Capitol Peak MegaFatAss	54,72	—
57	24/1/2004	2nd Capitol Peak MegaFatAss	54,72	—
58	2/5/2026	31st McDonald Forest 50K Trail Run	50,00	—
59	21/2/2026	14th FOURmidable 50K	50,00	—
60	31/5/2025	8th Spence Mountain Run	50,00	—
61	3/5/2025	30th McDonald Forest 50K Trail Run	50,00	—
62	11/5/2024	9th Paiute Meadows Trail Run	50,00	—
63	4/5/2024	29th McDonald Forest 50K Trail Run	50,00	—
64	17/6/2023	10th Headwaters Trail Run 50K	50,00	—
65	13/5/2023	8th Paiute Meadows Trail Run	50,00	—
66	6/5/2023	28th McDonald Forest 50K Trail Run	50,00	—
67	8/5/2021	26th McDonald Forest 50K Trail Run	50,00	—
68	7/7/2018	2nd Ochoco Trail Run 50K	50,00	—
69	5/5/2018	3rd Lost Creek Trail Run	50,00	—
70	5/10/2013	2nd Weaver Basin 50K	50,00	—
71	11/5/2013	18th McDonald Forest 50K Trail Run	50,00	—
72	30/3/2013	3rd Gorge Waterfalls 50k	50,00	—
73	8/9/2012	25th McKenzie River 50 km Trail Run	50,00	—
74	12/5/2012	17th McDonald Forest 50K Trail Run	50,00	—
75	25/3/2012	2nd Gorge Waterfalls 50k	50,00	—
76	18/2/2012	12th Hagg Lake Trail Runs 50K	50,00	—
77	14/5/2011	16th McDonald Forest 50K Trail Run	50,00	—
78	19/2/2011	11th Hagg Lake Trail Runs 50K	50,00	—
79	4/10/2008	1st Three Corner Rock PCT (Bunker to Bonneville)	50,00	—
80	23/2/2008	8th Hagg Lake Trail Runs 50K	50,00	—
81	9/8/2007	20th McKenzie River 50 km Trail Run	50,00	—
82	24/2/2007	7th Hagg Lake Trail Runs 50K	50,00	—
83	9/9/2006	19th McKenzie River 50 km Trail Run	50,00	—
84	15/7/2006	8th Siskiyou Out Back 50 km Trail Run	50,00	—
85	25/2/2006	6th Hagg Lake Trail Runs 50K	50,00	—
86	1/10/2005	4th Baker Lake 50K Ultra Trail Run	50,00	—
87	9/7/2005	7th Siskiyou Out Back 50 km Trail Run	50,00	—
88	14/5/2005	10th McDonald Forest 50K Trail Run	50,00	—
89	2/10/2004	1st Capitol Peak 50K	50,00	—
90	10/7/2004	6th Siskiyou Out Back 50 km Trail Run	50,00	—
91	10/5/2004	9th McDonald Forest 50K Trail Run	50,00	—
92	21/2/2004	4th Hagg Lake Trail Runs 50K	50,00	—
93	6/11/2003	3rd ORRC Autumn Leaves 50 km Run	50,00	—