Michael Weston

Born : 1960 Cat. M65 Ultrarunner since 2008

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

73,2%

Rank quotient ?This runner's calculation uses 109 eligible race(s): Σ(rank − 1) = 10 107; Σ finishers = 13 805. 10 107 / 13 805 × 100 = 73.21%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed109

Km — ultra races7 902 km

> 100 km12

> 160 km10

> 24h4

Longest race169,6 km

7th New Years One Day 24 Hour Run — 29/12/2016

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road9,8%

Trail89,0%

Elim.1,2%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M1

🏅 Top 31

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

50 km6h09'53 100 km14h32'08 50 mi11h39'13 100 mi26h11'53 6 h48,76 km 12 h89,48 km 24 h169,62 km

HISTORY

109 race(s)

Date		Race	Perf.	Rk
2019
31.12	12h	10th New Years One Day 12 Hour Run	85.295 km	12
30.11	28mi	35th Quad Dipsea Trail Run	8:09:56 h	226
06.07	12h	10th Dirty Dozen 12h Endurance Run	85.407 km	19
04.05	100km	24th Miwok 100k Trail Race	15:22:55 h	245
13.04	50mi	11th Lake Sonoma 50 Mile Race	12:47:06 h	220
02.03	50km	30th Way Too Cool 50K Endurance Run	7:03:59 h	396
2018
24.11	28mi	34th Quad Dipsea Trail Run	8:03:00 h	220
07.07	12h	9th Dirty Dozen 12h Endurance Run	89.479 km	12
05.05	100km	23nd Miwok 100k Trail Race	14:32:08 h	198
14.04	50mi	10th Lake Sonoma 50 Mile Race	12:34:16 h	225
17.03	32h	6th 4mph Challenge	96.560 km	17
2017
25.11	28mi	33rd Quad Dipsea Trail Run	7:33:12 h	203
15.07	50mi	16th Tahoe Rim Trail 50M Endurance Run	14:38:01 h	109
06.05	100km	22nd Miwok 100k Trail Race	15:06:44 h	242
15.04	50mi	9th Lake Sonoma 50 Mile Race	13:12:14 h	260
11.03	50mi	6th Marin Ultra Challenge 50 Mile Race	12:44:30 h	94
2016
29.12	24h	7th New Years One Day 24 Hour Run	169.624 km	2 🥈
03.12	50mi	10th Endurance Challenge - California Trail 50 Mile	11:42:20 h	374
26.11	28mi	32nd Quad Dipsea Trail Run	7:28:56 h	188
05.11	100mi	16th Rio Del Lago 100 Mile Endurance Run	27:49:13 h	144
15.10	50km	3rd Overlook Endurance Run 50K	6:18:22 h	70
24.09	50km	15th Stevens Creek Striders 50K	7:23:14 h	18
16.07	100mi	15th Tahoe Rim Trail 100M Endurance Run	32:08:37 h	98
19.06	54km	1st The Broken Arrow Skyrace	11:08:19 h	135
07.05	100km	21st Miwok 100k Trail Race	14:39:09 h	209
09.04	50km	2nd Woodside Purisima Creek Crossover	7:13:20 h	42
12.03	50mi	5th Marin Ultra Challenge 50 Mile Race	11:40:35 h	70
20.02	50km	6th Montara Mountain 50 km Trail Run	6:28:42 h	13
2015
05.12	50mi	9th Endurance Challenge - California Trail 50 Mile	11:39:13 h	337
28.11	28mi	31st Quad Dipsea Trail Run	7:21:14 h	209
07.11	100mi	15th Rio Del Lago 100 Mile Endurance Run	26:13:23 h	123
24.10	50km	1st Eldrith Gosney’s Pure Ultra	7:10:33 h	23
20.09	50km	5th Coastal 50 km Trail Run	8:10:05 h	36
26.07	50km	4th Big Basin - Skyline to the Sea 50 km	6:35:00 h	57
02.05	100km	20th Miwok 100k Trail Race	14:42:00 h	223
12.04	50km	1st Woodside Purisima Creek Crossover	7:11:02 h	55
14.03	50mi	4th Marin Ultra Challenge 50 Mile Race	12:11:22 h	58
08.02	50km	5th Golden Gate 50 km Winter Trail Run	6:43:53 h	39
2014
28.12	50km	13th Woodside Trail Run 50K	6:17:49 h	59
29.11	28mi	30th Quad Dipsea Trail Run	7:34:23 h	182
2013
04.05	60km	18th Miwok 60k Trail race	8:53:24 h	260
13.04	50mi	5th Lake Sonoma 50 Mile Race	12:39:33 h	238
24.03	50km	3rd Canyon Meadow (Winter) 50 km Trail Run	7:01:33 h	65
2012
30.12	50km	1st Rodeo Valley 50 km Trail Run - Winter	7:21:29 h	42
15.12	50km	1st Woodside Ramble 50K - Winter	7:02:34 h	59
08.12	50km	3rd Coyote Ridge 50 km Trail Run	7:13:57 h	36
24.11	28mi	28th Quad Dipsea Trail Run	8:13:44 h	202
27.10	100mi	10th Javelina Jundred 100 Mile Endurance Run	29:47:34 h	160
29.09	50km	1st Berkeley Trail Adventure	7:42:16 h	32
22.09	50km	2nd Coastal 50 km Trail Run	7:39:04 h	58
15.09	50km	3rd Diablo 50 km Trail Run	10:09:32 h	38
02.09	50km	3rd Coyote Ridge 50 km Trail Run	7:45:48 h	16
30.06	50km	1st Marin Ultra Challenge 50 km Race	8:25:22 h	61
12.05	50mi	9th PCT 50 Mile Trail Run	13:46:00 h	108
24.03	50km	1st Woodside Ramble 50K - Spring	7:20:53 h	34
21.03	50km	4th Diablo Trails Challenge	9:14:14 h	92
28.01	50km	2nd Steep Ravine 50 km Trail Run	7:46:42 h	48
14.01	100km	12th HURT 100 Endurance Run 100 km	28:16:00 h	28
2011
10.12	50km	2nd Coyote Ridge 50 km Trail Run	7:17:49 h	27
03.12	50mi	5th Endurance Challenge - California Trail 50 Mile	12:37:31 h	279
26.11	28mi	27th Quad Dipsea Trail Run	7:45:13 h	195
24.09	50km	1st Coastal 50 km Trail Run	7:08:09 h	50
17.09	50km	2nd Diablo 50 km Trail Run	8:39:18 h	28
03.09	50mi	7th Grand Teton Races 50 Miles	14:18:32 h	13
06.08	100mi	5th Headlands Hundred 100 Mile Endurance Run	29:58:14 h	26
16.07	50mi	5th Headlands Hundred 50 Mile Endurance Run	12:38:57 h	68
11.06	100mi	10th San Diego 100 Mile Endurance Run	31:33:00 h	104
07.05	100km	16th Miwok 100k Trail race	15:24:46 h	255
26.02	50km	8th Redwood Park 50K Trail Run	6:55:12 h	42
15.01	100km	11th HURT 100 Endurance Run 100 km	29:05:00 h	35
2010
26.12	50km	1st Coyote Ridge 50 km Trail Run	7:11:49 h	17
18.12	50km	6th Rodeo Beach 50km	6:41:37 h	41
04.12	50km	9th Woodside Trail Run 50K	6:17:55 h	25
27.11	28mi	26th Quad Dipsea Trail Run	7:35:36 h	167
13.11	50km	6th Stinson Beach 50 km	8:04:56 h	60
23.10	24h	5th San Francisco One Day, 24h	151.922 km	9
03.10	50km	8th Skyline Ridge Trail Run	7:05:35 h	21
04.09	100mi	6th Grand Teton Races 100 Miles	35:50:01 h	10
07.08	100mi	4th Headlands Hundred 100 Mile Endurance Run	26:11:53 h	24
17.07	50mi	4th Headlands Hundred 50 Mile Endurance Run	13:16:45 h	77
03.07	50km	7th Pacifica 50 km Trail Run - Summer Edition	7:41:09 h	32
23.05	50km	9th Big Basin Redwoods Trail Run	7:41:47 h	20
18.04	50km	3rd Skyline to the Sea 50km	7:02:45 h	145
20.03	50km	9th Pirates Cove Trail Run	6:38:29 h	50
27.02	50km	6th Sequoia Trail Run	7:31:14 h	91
06.02	50km	9th Woodside Trail Run 50K	6:32:11 h	69
23.01	50km	7th Pacifica 50 km Trail Run - Winter Edition	7:29:12 h	38
2009
19.12	50km	5th Rodeo Beach 50km	6:23:57 h	64
24.10	24h	4th San Francisco One Day, 24h	148.542 km	20
04.10	50km	7th Skyline Ridge Trail Run	6:54:26 h	16
08.08	100mi	3rd Headlands Hundred 100 Mile Endurance Run	27:52:23 h	26
18.07	50km	5th Sequoia Trail Run	7:31:03 h	35
05.07	50km	6th Pacifica 50 km Trail Run - Summer Edition	7:00:18 h	30
13.06	12h	3rd Lake Merritt Half Day 12 Hour Run	88.835 km	15
02.05	100km	14th Miwok 100k Trail race	15:43:46 h	235
29.03	50km	2nd Sycamore Canyon 50K	6:38:06 h	38
21.03	50km	8th Pirates Cove Trail Run	6:32:21 h	68
28.02	50km	5th Sequoia Trail Run	6:47:36 h	75
07.02	50km	8th Woodside Trail Run 50K	6:09:53 h	59
17.01	50km	6th Pacifica 50 km Trail Run - Winter Edition	7:20:40 h	41
2008
20.12	50km	4th Rodeo Beach 50km	6:16:01 h	45
06.12	50km	7th Woodside Trail Run 50K	6:14:14 h	33
15.11	50km	5th Stinson Beach 50 km	7:57:16 h	45
25.10	12h	3rd San Francisco One Day, 12h	82.398 km	26
20.09	50km	1st Skyline to the Sea 50km	6:42:16 h	116
09.08	50mi	2nd Headlands Hundred 50 Mile Endurance Run	13:13:17 h	78
19.07	50km	4th Sequoia Trail Run	7:36:10 h	43
21.06	50km	5th Pacifica 50 km Trail Run - Summer Edition	8:53:06 h	36
10.05	6h	2nd Lake Merritt Half Day 6 Hour Run	48.763 km	15

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	29/12/2016	7th New Years One Day 24 Hour Run	169,62	×3
✓ 2	5/11/2016	16th Rio Del Lago 100 Mile Endurance Run	160,93	×2
✓ 3	16/7/2016	15th Tahoe Rim Trail 100M Endurance Run	160,93	×2
✓ 4	7/11/2015	15th Rio Del Lago 100 Mile Endurance Run	160,93	×2
✓ 5	27/10/2012	10th Javelina Jundred 100 Mile Endurance Run	160,93	×2
✓ 6	6/8/2011	5th Headlands Hundred 100 Mile Endurance Run	160,93	×2
✓ 7	11/6/2011	10th San Diego 100 Mile Endurance Run	160,93	×2
✓ 8	4/9/2010	6th Grand Teton Races 100 Miles	160,93	×2
✓ 9	7/8/2010	4th Headlands Hundred 100 Mile Endurance Run	160,93	×2
✓ 10	8/8/2009	3rd Headlands Hundred 100 Mile Endurance Run	160,93	×2
✓ 11	23/10/2010	5th San Francisco One Day, 24h	151,92	×2
✓ 12	24/10/2009	4th San Francisco One Day, 24h	148,54	×2
✓ 13	4/5/2019	24th Miwok 100k Trail Race	100,00	×1
✓ 14	5/5/2018	23nd Miwok 100k Trail Race	100,00	×1
✓ 15	6/5/2017	22nd Miwok 100k Trail Race	100,00	×1
✓ 16	7/5/2016	21st Miwok 100k Trail Race	100,00	×1
✓ 17	2/5/2015	20th Miwok 100k Trail Race	100,00	×1
✓ 18	14/1/2012	12th HURT 100 Endurance Run 100 km	100,00	×1
✓ 19	7/5/2011	16th Miwok 100k Trail race	100,00	×1
✓ 20	15/1/2011	11th HURT 100 Endurance Run 100 km	100,00	×1
✓ 21	2/5/2009	14th Miwok 100k Trail race	100,00	×1
✓ 22	17/3/2018	6th 4mph Challenge	96,56	×1
✓ 23	7/7/2018	9th Dirty Dozen 12h Endurance Run	89,48	×1
✓ 24	13/6/2009	3rd Lake Merritt Half Day 12 Hour Run	88,84	×1
✓ 25	6/7/2019	10th Dirty Dozen 12h Endurance Run	85,41	×1
✓ 26	31/12/2019	10th New Years One Day 12 Hour Run	85,30	×1
✓ 27	25/10/2008	3rd San Francisco One Day, 12h	82,40	×1
✓ 28	13/4/2019	11th Lake Sonoma 50 Mile Race	80,47	×1
✓ 29	14/4/2018	10th Lake Sonoma 50 Mile Race	80,47	×1
✓ 30	15/7/2017	16th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 31	15/4/2017	9th Lake Sonoma 50 Mile Race	80,47	×1
✓ 32	11/3/2017	6th Marin Ultra Challenge 50 Mile Race	80,47	×1
✓ 33	3/12/2016	10th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 34	12/3/2016	5th Marin Ultra Challenge 50 Mile Race	80,47	×1
✓ 35	5/12/2015	9th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 36	14/3/2015	4th Marin Ultra Challenge 50 Mile Race	80,47	×1
✓ 37	13/4/2013	5th Lake Sonoma 50 Mile Race	80,47	×1
✓ 38	12/5/2012	9th PCT 50 Mile Trail Run	80,47	×1
✓ 39	3/12/2011	5th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 40	3/9/2011	7th Grand Teton Races 50 Miles	80,47	×1
✓ 41	16/7/2011	5th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 42	17/7/2010	4th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 43	9/8/2008	2nd Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 44	4/5/2013	18th Miwok 60k Trail race	60,00	×1
✓ 45	19/6/2016	1st The Broken Arrow Skyrace	54,00	—
✓ 46	2/3/2019	30th Way Too Cool 50K Endurance Run	50,00	—
✓ 47	15/10/2016	3rd Overlook Endurance Run 50K	50,00	—
✓ 48	24/9/2016	15th Stevens Creek Striders 50K	50,00	—
✓ 49	9/4/2016	2nd Woodside Purisima Creek Crossover	50,00	—
✓ 50	20/2/2016	6th Montara Mountain 50 km Trail Run	50,00	—
51	24/10/2015	1st Eldrith Gosney’s Pure Ultra	50,00	—
52	20/9/2015	5th Coastal 50 km Trail Run	50,00	—
53	26/7/2015	4th Big Basin - Skyline to the Sea 50 km	50,00	—
54	12/4/2015	1st Woodside Purisima Creek Crossover	50,00	—
55	8/2/2015	5th Golden Gate 50 km Winter Trail Run	50,00	—
56	28/12/2014	13th Woodside Trail Run 50K	50,00	—
57	24/3/2013	3rd Canyon Meadow (Winter) 50 km Trail Run	50,00	—
58	30/12/2012	1st Rodeo Valley 50 km Trail Run - Winter	50,00	—
59	15/12/2012	1st Woodside Ramble 50K - Winter	50,00	—
60	8/12/2012	3rd Coyote Ridge 50 km Trail Run	50,00	—
61	29/9/2012	1st Berkeley Trail Adventure	50,00	—
62	22/9/2012	2nd Coastal 50 km Trail Run	50,00	—
63	15/9/2012	3rd Diablo 50 km Trail Run	50,00	—
64	2/9/2012	3rd Coyote Ridge 50 km Trail Run	50,00	—
65	30/6/2012	1st Marin Ultra Challenge 50 km Race	50,00	—
66	24/3/2012	1st Woodside Ramble 50K - Spring	50,00	—
67	21/3/2012	4th Diablo Trails Challenge	50,00	—
68	28/1/2012	2nd Steep Ravine 50 km Trail Run	50,00	—
69	10/12/2011	2nd Coyote Ridge 50 km Trail Run	50,00	—
70	24/9/2011	1st Coastal 50 km Trail Run	50,00	—
71	17/9/2011	2nd Diablo 50 km Trail Run	50,00	—
72	26/2/2011	8th Redwood Park 50K Trail Run	50,00	—
73	26/12/2010	1st Coyote Ridge 50 km Trail Run	50,00	—
74	18/12/2010	6th Rodeo Beach 50km	50,00	—
75	4/12/2010	9th Woodside Trail Run 50K	50,00	—
76	13/11/2010	6th Stinson Beach 50 km	50,00	—
77	3/10/2010	8th Skyline Ridge Trail Run	50,00	—
78	3/7/2010	7th Pacifica 50 km Trail Run - Summer Edition	50,00	—
79	23/5/2010	9th Big Basin Redwoods Trail Run	50,00	—
80	18/4/2010	3rd Skyline to the Sea 50km	50,00	—
81	20/3/2010	9th Pirates Cove Trail Run	50,00	—
82	27/2/2010	6th Sequoia Trail Run	50,00	—
83	6/2/2010	9th Woodside Trail Run 50K	50,00	—
84	23/1/2010	7th Pacifica 50 km Trail Run - Winter Edition	50,00	—
85	19/12/2009	5th Rodeo Beach 50km	50,00	—
86	4/10/2009	7th Skyline Ridge Trail Run	50,00	—
87	18/7/2009	5th Sequoia Trail Run	50,00	—
88	5/7/2009	6th Pacifica 50 km Trail Run - Summer Edition	50,00	—
89	29/3/2009	2nd Sycamore Canyon 50K	50,00	—
90	21/3/2009	8th Pirates Cove Trail Run	50,00	—
91	28/2/2009	5th Sequoia Trail Run	50,00	—
92	7/2/2009	8th Woodside Trail Run 50K	50,00	—
93	17/1/2009	6th Pacifica 50 km Trail Run - Winter Edition	50,00	—
94	20/12/2008	4th Rodeo Beach 50km	50,00	—
95	6/12/2008	7th Woodside Trail Run 50K	50,00	—
96	15/11/2008	5th Stinson Beach 50 km	50,00	—
97	20/9/2008	1st Skyline to the Sea 50km	50,00	—
98	19/7/2008	4th Sequoia Trail Run	50,00	—
99	21/6/2008	5th Pacifica 50 km Trail Run - Summer Edition	50,00	—
100	10/5/2008	2nd Lake Merritt Half Day 6 Hour Run	48,76	—
101	30/11/2019	35th Quad Dipsea Trail Run	45,06	—
102	24/11/2018	34th Quad Dipsea Trail Run	45,06	—
103	25/11/2017	33rd Quad Dipsea Trail Run	45,06	—
104	26/11/2016	32nd Quad Dipsea Trail Run	45,06	—
105	28/11/2015	31st Quad Dipsea Trail Run	45,06	—
106	29/11/2014	30th Quad Dipsea Trail Run	45,06	—
107	24/11/2012	28th Quad Dipsea Trail Run	45,06	—
108	26/11/2011	27th Quad Dipsea Trail Run	45,06	—
109	27/11/2010	26th Quad Dipsea Trail Run	45,06	—