Kermit Cuff

Born : 1958 Cat. M65 Ultrarunner since 2006

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 ?

Mexico

United States

16,5%

Rank quotient ?This runner's calculation uses 120 eligible race(s): Σ(rank − 1) = 1 812; Σ finishers = 10 961. 1 812 / 10 961 × 100 = 16.53%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed120

Km — ultra races9 560 km

> 100 km19

> 160 km16

> 200 km5

> 24h4

> 48h2

Longest race261,9 km

28th Across the Years, 48h — 30/12/2011

Km per year (ultra races)

389

2022

2023

2024

2025

2026

Race types (share of distance)

Road23,0%

Trail77,0%

Wins & podiums (ultra)

🏆 Win17

🏆 Win M21

🏅 Top 346

🏅 Top 3 M50

Longest winning streak2

Current streak0

Records

50 km4h06'22 100 km9h16'51 50 mi7h30'08 100 mi19h11'34 12 h111,53 km 24 h203,10 km 48 h261,87 km

HISTORY

121 race(s)

Date		Race	Perf.	Rk
2024
03.02	50km	6th Mount Umunhum Trail Run	5:37:25 h	2 🥈
2023
16.12	50km	12th Woodside Ramble 50K - Winter	6:27:27 h	47
2022
31.12	12h	12th New Years One Day 12 Hour Run	77.719 km	3 🥉
03.12	50km	6th Calero Park Run 50K	6:11:18 h	1 🏆
07.08	50km	41st Skyline 50k Endurance Run	5:59:28 h	54
21.05	50mi	9th San Francisco 50 Mile Endurance Run	10:12:24 h	8
30.04	50km	9th Sierra Azul Trail Challenge	5:53:57 h	4
12.03	50mi	10th Marin Ultra Challenge 50 Mile Race	10:34:05 h	29
2021
04.12	50km	5th Calero Park Run 50K	5:43:13 h	3 🥉
07.11	130km	9th Badwater Salton Sea	18:18:05 h	4
25.09	100km	39th Dick Collins Firetrails 100 km	13:26:11 h	5
19.08	100km	15th Headlands Hundred 100km Endurance Run	12:54:00 h	3 🥉
24.07	50km	9th Fort Ord 50K Trail Run	5:06:51 h	13
29.05	12h	4th Silver Moon 12 Hour Race - Paso Robles	96.560 km	1 🏆
08.05	50mi	41th American River 50 Mile Endurance Run	9:27:30 h	28
20.03	50mi	13th Labor of Love 50 Mile Race	8:52:14 h	2 🥈
2020
22.02	52km	3rd Mount Umunhum Trail Run	5:22:06 h	7
01.02	50km	8th Fort Ord 50K Trail Run	5:11:49 h	16
2019
09.11	50km	8th Lake Chabot 50 km Trail Run	4:27:54 h	2 🥈
26.10	50km	3rd Vista Verde Skyline Run	5:00:30 h	2 🥈
12.10	50mi	33th Ruth Anderson Ultra 50mi	7:47:27 h	4
14.09	50mi	13th Headlands Hundred 50 Mile Endurance Run	9:39:15 h	2 🥈
17.08	50mi	9th Run-de-Vous 50 Mile Endurance Run	8:10:41 h	1 🏆
03.08	50km	1st The Groves 50km Trail Race	5:36:39 h	2 🥈
13.07	50km	13th Salt Point Trail Run	5:35:15 h	5
2018
17.02	100mi	5th Jackpot Ultra Running Festival 100 Mile Race	19:11:34 h	4
20.01	50mi	4th Celtic Winter Classic 50 Miles Run	7:30:08 h	1 🏆
06.01	50km	3rd Eldrith Gosney’s Pure Ultra	6:13:38 h	8
2017
16.12	50km	6th Woodside Ramble 50K - Winter	4:45:30 h	14
02.12	50km	2nd Calero Park Run 50K	5:25:17 h	1 🏆
18.11	50mi	11th Endurance Challenge - California Trail 50 Mile	10:28:43 h	228
28.10	100mi	15th Javelina Jundred 100 Mile Endurance Run	22:04:42 h	59
07.10	50mi	35th Dick Collins Firetrails 50 Mile	9:53:46 h	8
23.09	50km	6th Berkeley Trail Adventure	5:32:51 h	9
19.08	100km	7th Run-de-Vous 100 km Endurance Run	10:53:00 h	1 🏆
08.07	50km	7th Golden Gate 50 km Summer Trail Run	6:07:08 h	8
01.04	50km	12th Montaña de Oro 50 km Race	5:11:09 h	4
18.03	50km	1st San Jose Trail Run	5:01:52 h	1 🏆
04.02	100km	4th Ordnance 100K	10:58:08 h	5
2016
31.12	12h	7th New Years One Day 12 Hour Run	107.986 km	2 🥈
03.12	50mi	10th Endurance Challenge - California Trail 50 Mile	8:53:12 h	127
05.11	50km	5th Lake Chabot 50 km Trail Run	4:34:48 h	3 🥉
08.10	50mi	34th Dick Collins Firetrails 50 Mile	8:31:09 h	4
10.09	50mi	10th Headlands Hundred 50 Mile Endurance Run	8:18:51 h	1 🏆
21.08	50km	6th Run-de-Vous 50 km Endurance Run	4:06:22 h	1 🏆
23.07	50km	10th Salt Point Trail Run	5:26:55 h	2 🥈
10.07	50km	13th Pacifica 50 km Trail Run	5:13:41 h	3 🥉
04.06	50km	5th Calero Run 50K	5:37:33 h	1 🏆
14.05	50km	7th Cinderella 50 km Spring Trail Run	5:22:35 h	3 🥉
02.04	50km	24th Crown King Scramble 50K	5:44:23 h	25
2015
17.05	50km	5th Horseshoe Lake 50 km Trail Run	4:59:46 h	4
09.05	50km	32nd Quicksilver 50 km Endurance Run	5:07:23 h	9
04.04	50mi	36th American River 50 Mile Endurance Run	8:22:25 h	51
25.01	50km	5th Spooner's Cove 50 km Trail Run	5:48:38 h	3 🥉
11.01	50km	5th Crystal Springs 50 km Winter Trail Run	4:30:56 h	4
2014
06.12	50mi	8th Endurance Challenge - California Trail 50 Mile	9:03:30 h	116
16.08	50km	5th Redwood Summer Trail Run	5:09:23 h	1 🏆
12.07	50km	11th Pacifica 50 km Trail Run	4:40:42 h	1 🏆
08.06	50km	3rd Big Basin - Skyline to the Sea 50 km	4:52:41 h	9
05.04	50km	3rd Grizzly Peak 50k	5:13:01 h	2 🥈
02.03	50mi	8th Ultra Caballo Blanco Copper Canyon Ultra	9:27:01 h	57
08.02	50km	4th Golden Gate 50 km Winter Trail Run	5:09:19 h	3 🥉
18.01	50km	4th Steep Ravine 50 km Trail Run	5:05:44 h	3 🥉
2013
07.12	50mi	7th Endurance Challenge - California Trail 50 Mile	9:00:37 h	73
16.11	50km	4th Spooner's Cove 50 km Trail Run	4:59:40 h	1 🏆
12.10	50km	5th Skyline to the Sea 50km	4:35:53 h	6
14.09	50km	7th Paatuwaqatsi Run	5:06:22 h	11
2012
10.11	125mi	1st Run D'Amore 125M Endurance Run	26:37:01 h	1 🏆
27.10	50km	7th Stinson Beach 50 km	5:27:09 h	8
13.10	50km	2nd Horseshoe Lake 50 km Fall Trail Run	4:34:10 h	2 🥈
08.09	50km	6th Paatuwaqatsi Run	4:52:29 h	6
14.07	50km	2nd Golden Gate 50 km Summer Trail Run	4:52:46 h	3 🥉
02.06	60km	12th Mount Diablo 60k	7:54:56 h	2 🥈
21.04	100km	26th Ruth Anderson Ultra 100km	9:42:18 h	5
24.03	50km	11th Pirates Cove Trail Run	5:10:40 h	8
2011
30.12	48h	28th Across the Years, 48h	261.873 km	3 🥉
03.12	50km	5th Endurance Challenge - California Trail 50 km	5:16:04 h	21
31.10	50km	1st Lake Chabot 50 km Trail Run	4:08:06 h	1 🏆
11.07	135mi	25th Badwater Ultramarathon	33:31:06 h	19
01.05	60km	11th Mount Diablo 60k	7:57:04 h	4
09.04	100mi	3rd Labor of Love 100 Mile Race	22:50:10 h	3 🥉
26.03	50km	10th Woodside Trail Run 50K	4:54:13 h	7
05.03	50mi	6th Ultra Caballo Blanco Copper Canyon Ultra	9:40:00 h	40
2010
31.12	24h	1st New Years One Day 24 Hour Run	179.288 km	2 🥈
04.12	50mi	4th Endurance Challenge - California Trail 50 Mile	9:49:41 h	64
07.11	50km	Muir Beach Trail Run	5:49:41 h	4
16.10	50km	10th Mount Diablo 50K	6:26:08 h	4
07.08	100mi	4th Headlands Hundred 100 Mile Endurance Run	24:24:50 h	14
03.07	50km	7th Pacifica 50 km Trail Run - Summer Edition	5:35:40 h	4
12.06	12h	4th Lake Merritt Half Day 12 Hour Run	50.951 km	18
15.05	100km	17th Bishop High Sierra Ultramarathons 100 km	13:32:09 h	9
18.04	50km	3rd Skyline to the Sea 50km	4:54:24 h	29
07.03	50mi	5th Ultra Caballo Blanco Copper Canyon Ultra	9:59:23 h	71
2009
13.07	131mi	23rd Badwater Ultramarathon - 131mi Split and Finish	43:54:00 h	60
13.06	12h	3rd Lake Merritt Half Day 12 Hour Run	111.527 km	4
16.05	100km	16th Bishop High Sierra Ultramarathons 100km	12:53:11 h	3 🥉
26.04	50km	2nd Skyline to the Sea 50km	4:35:24 h	17
28.03	100mi	3rd 24 Hours of Utah - 100 mile race	23:40:00 h	3 🥉
28.02	50km	5th Sequoia Trail Run	4:58:25 h	13
07.02	50km	8th Woodside Trail Run 50K	4:36:42 h	13
17.01	50km	6th Pacifica 50 km Trail Run - Winter Edition	5:40:08 h	14
2008
14.11	48h	8th Ultracentric 48 Hour Run	167.870 km	14
13.09	100mi	22nd Angeles Crest 100 Mile	27:57:33 h	38
14.07	135mi	22nd Badwater Ultramarathon	35:42:27 h	13
27.04	50km	7th Big Basin Redwoods Trail Run	5:30:24 h	3 🥉
05.04	50mi	29th American River 50 Mile Endurance Run	8:17:08 h	68
01.03	50km	6th Skyline Ridge Trail Run	5:04:33 h	14
2007
22.12	50km	3rd Rodeo Beach 50km	5:17:57 h	14
20.10	24h	2nd San Francisco One Day, 24h	203.099 km	1 🏆
15.09	100mi	21st Angeles Crest 100 Mile	27:15:22 h	32
11.08	100mi	1st Headlands Hundred 100 Mile Endurance Run	20:57:34 h	1 🏆
16.06	50km	5th Santa Cruz Mountains 50 km	4:53:33 h	4
29.04	50mi	5th Diablo Endurance Run	10:46:32 h	13
14.04	50mi	28th American River 50 Mile Endurance Run	8:38:17 h	97
31.03	100km	21st Ruth Anderson Ultra 100km	9:16:51 h	3 🥉
17.02	50km	3rd Sequoia Trail Run	5:08:01 h	6
14.01	50km	3rd Calico Trail Run 50 km	4:31:56 h	6
2006
23.12	50km	2nd Rodeo Beach 50km	4:53:32 h	4
04.11	100mi	4th Javelina Jundred 100 Mile Endurance Run	19:58:29 h	5
23.09	53.2mi	20th Sierra Nevada Endurance 53 Mile Run	9:10:57 h	3 🥉
01.04	50mi	27th American River 50 Mile Endurance Run	8:15:40 h	49

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	30/12/2011	28th Across the Years, 48h	261,87	×3
✓ 2	11/7/2011	25th Badwater Ultramarathon	217,26	×3
✓ 3	14/7/2008	22nd Badwater Ultramarathon	217,26	×3
✓ 4	20/10/2007	2nd San Francisco One Day, 24h	203,10	×2
✓ 5	10/11/2012	1st Run D'Amore 125M Endurance Run	201,17	×2
✓ 6	31/12/2010	1st New Years One Day 24 Hour Run	179,29	×2
✓ 7	14/11/2008	8th Ultracentric 48 Hour Run	167,87	×2
✓ 8	17/2/2018	5th Jackpot Ultra Running Festival 100 Mile Race	160,93	×2
✓ 9	28/10/2017	15th Javelina Jundred 100 Mile Endurance Run	160,93	×2
✓ 10	9/4/2011	3rd Labor of Love 100 Mile Race	160,93	×2
✓ 11	7/8/2010	4th Headlands Hundred 100 Mile Endurance Run	160,93	×2
✓ 12	28/3/2009	3rd 24 Hours of Utah - 100 mile race	160,93	×2
✓ 13	13/9/2008	22nd Angeles Crest 100 Mile	160,93	×2
✓ 14	15/9/2007	21st Angeles Crest 100 Mile	160,93	×2
✓ 15	11/8/2007	1st Headlands Hundred 100 Mile Endurance Run	160,93	×2
✓ 16	4/11/2006	4th Javelina Jundred 100 Mile Endurance Run	160,93	×2
✓ 17	7/11/2021	9th Badwater Salton Sea	130,00	×1
✓ 18	13/6/2009	3rd Lake Merritt Half Day 12 Hour Run	111,53	×1
✓ 19	31/12/2016	7th New Years One Day 12 Hour Run	107,99	×1
✓ 20	25/9/2021	39th Dick Collins Firetrails 100 km	100,00	×1
✓ 21	19/8/2021	15th Headlands Hundred 100km Endurance Run	100,00	×1
✓ 22	19/8/2017	7th Run-de-Vous 100 km Endurance Run	100,00	×1
✓ 23	4/2/2017	4th Ordnance 100K	100,00	×1
✓ 24	21/4/2012	26th Ruth Anderson Ultra 100km	100,00	×1
✓ 25	15/5/2010	17th Bishop High Sierra Ultramarathons 100 km	100,00	×1
✓ 26	16/5/2009	16th Bishop High Sierra Ultramarathons 100km	100,00	×1
✓ 27	31/3/2007	21st Ruth Anderson Ultra 100km	100,00	×1
✓ 28	29/5/2021	4th Silver Moon 12 Hour Race - Paso Robles	96,56	×1
✓ 29	23/9/2006	20th Sierra Nevada Endurance 53 Mile Run	85,62	×1
✓ 30	21/5/2022	9th San Francisco 50 Mile Endurance Run	80,47	×1
✓ 31	12/3/2022	10th Marin Ultra Challenge 50 Mile Race	80,47	×1
✓ 32	8/5/2021	41th American River 50 Mile Endurance Run	80,47	×1
✓ 33	20/3/2021	13th Labor of Love 50 Mile Race	80,47	×1
✓ 34	12/10/2019	33th Ruth Anderson Ultra 50mi	80,47	×1
✓ 35	14/9/2019	13th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 36	17/8/2019	9th Run-de-Vous 50 Mile Endurance Run	80,47	×1
✓ 37	20/1/2018	4th Celtic Winter Classic 50 Miles Run	80,47	×1
✓ 38	18/11/2017	11th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 39	7/10/2017	35th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 40	3/12/2016	10th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 41	8/10/2016	34th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 42	10/9/2016	10th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 43	4/4/2015	36th American River 50 Mile Endurance Run	80,47	×1
✓ 44	6/12/2014	8th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 45	2/3/2014	8th Ultra Caballo Blanco Copper Canyon Ultra	80,47	×1
✓ 46	7/12/2013	7th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 47	5/3/2011	6th Ultra Caballo Blanco Copper Canyon Ultra	80,47	×1
✓ 48	4/12/2010	4th Endurance Challenge - California Trail 50 Mile	80,47	×1
✓ 49	7/3/2010	5th Ultra Caballo Blanco Copper Canyon Ultra	80,47	×1
✓ 50	5/4/2008	29th American River 50 Mile Endurance Run	80,47	×1
✓ 51	29/4/2007	5th Diablo Endurance Run	80,47	×1
✓ 52	14/4/2007	28th American River 50 Mile Endurance Run	80,47	×1
✓ 53	1/4/2006	27th American River 50 Mile Endurance Run	80,47	×1
✓ 54	31/12/2022	12th New Years One Day 12 Hour Run	77,72	×1
✓ 55	2/6/2012	12th Mount Diablo 60k	60,00	—
✓ 56	1/5/2011	11th Mount Diablo 60k	60,00	—
57	22/2/2020	3rd Mount Umunhum Trail Run	52,00	—
58	12/6/2010	4th Lake Merritt Half Day 12 Hour Run	50,95	—
59	3/2/2024	6th Mount Umunhum Trail Run	50,00	—
60	16/12/2023	12th Woodside Ramble 50K - Winter	50,00	—
61	3/12/2022	6th Calero Park Run 50K	50,00	—
62	7/8/2022	41st Skyline 50k Endurance Run	50,00	—
63	30/4/2022	9th Sierra Azul Trail Challenge	50,00	—
64	4/12/2021	5th Calero Park Run 50K	50,00	—
65	24/7/2021	9th Fort Ord 50K Trail Run	50,00	—
66	1/2/2020	8th Fort Ord 50K Trail Run	50,00	—
67	9/11/2019	8th Lake Chabot 50 km Trail Run	50,00	—
68	26/10/2019	3rd Vista Verde Skyline Run	50,00	—
69	3/8/2019	1st The Groves 50km Trail Race	50,00	—
70	13/7/2019	13th Salt Point Trail Run	50,00	—
71	6/1/2018	3rd Eldrith Gosney’s Pure Ultra	50,00	—
72	16/12/2017	6th Woodside Ramble 50K - Winter	50,00	—
73	2/12/2017	2nd Calero Park Run 50K	50,00	—
74	23/9/2017	6th Berkeley Trail Adventure	50,00	—
75	8/7/2017	7th Golden Gate 50 km Summer Trail Run	50,00	—
76	1/4/2017	12th Montaña de Oro 50 km Race	50,00	—
77	18/3/2017	1st San Jose Trail Run	50,00	—
78	5/11/2016	5th Lake Chabot 50 km Trail Run	50,00	—
79	21/8/2016	6th Run-de-Vous 50 km Endurance Run	50,00	—
80	23/7/2016	10th Salt Point Trail Run	50,00	—
81	10/7/2016	13th Pacifica 50 km Trail Run	50,00	—
82	4/6/2016	5th Calero Run 50K	50,00	—
83	14/5/2016	7th Cinderella 50 km Spring Trail Run	50,00	—
84	2/4/2016	24th Crown King Scramble 50K	50,00	—
85	17/5/2015	5th Horseshoe Lake 50 km Trail Run	50,00	—
86	9/5/2015	32nd Quicksilver 50 km Endurance Run	50,00	—
87	25/1/2015	5th Spooner's Cove 50 km Trail Run	50,00	—
88	11/1/2015	5th Crystal Springs 50 km Winter Trail Run	50,00	—
89	16/8/2014	5th Redwood Summer Trail Run	50,00	—
90	12/7/2014	11th Pacifica 50 km Trail Run	50,00	—
91	8/6/2014	3rd Big Basin - Skyline to the Sea 50 km	50,00	—
92	5/4/2014	3rd Grizzly Peak 50k	50,00	—
93	8/2/2014	4th Golden Gate 50 km Winter Trail Run	50,00	—
94	18/1/2014	4th Steep Ravine 50 km Trail Run	50,00	—
95	16/11/2013	4th Spooner's Cove 50 km Trail Run	50,00	—
96	12/10/2013	5th Skyline to the Sea 50km	50,00	—
97	14/9/2013	7th Paatuwaqatsi Run	50,00	—
98	27/10/2012	7th Stinson Beach 50 km	50,00	—
99	13/10/2012	2nd Horseshoe Lake 50 km Fall Trail Run	50,00	—
100	8/9/2012	6th Paatuwaqatsi Run	50,00	—
101	14/7/2012	2nd Golden Gate 50 km Summer Trail Run	50,00	—
102	24/3/2012	11th Pirates Cove Trail Run	50,00	—
103	3/12/2011	5th Endurance Challenge - California Trail 50 km	50,00	—
104	31/10/2011	1st Lake Chabot 50 km Trail Run	50,00	—
105	26/3/2011	10th Woodside Trail Run 50K	50,00	—
106	7/11/2010	Muir Beach Trail Run	50,00	—
107	16/10/2010	10th Mount Diablo 50K	50,00	—
108	3/7/2010	7th Pacifica 50 km Trail Run - Summer Edition	50,00	—
109	18/4/2010	3rd Skyline to the Sea 50km	50,00	—
110	26/4/2009	2nd Skyline to the Sea 50km	50,00	—
111	28/2/2009	5th Sequoia Trail Run	50,00	—
112	7/2/2009	8th Woodside Trail Run 50K	50,00	—
113	17/1/2009	6th Pacifica 50 km Trail Run - Winter Edition	50,00	—
114	27/4/2008	7th Big Basin Redwoods Trail Run	50,00	—
115	1/3/2008	6th Skyline Ridge Trail Run	50,00	—
116	22/12/2007	3rd Rodeo Beach 50km	50,00	—
117	16/6/2007	5th Santa Cruz Mountains 50 km	50,00	—
118	17/2/2007	3rd Sequoia Trail Run	50,00	—
119	14/1/2007	3rd Calico Trail Run 50 km	50,00	—
120	23/12/2006	2nd Rodeo Beach 50km	50,00	—