Robert Dickinson

Born : 1955 Cat. M70 Ultrarunner since 1993

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

65,6%

Rank quotient ?This runner's calculation uses 103 eligible race(s): Σ(rank − 1) = 18 904; Σ finishers = 28 802. 18 904 / 28 802 × 100 = 65.63%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed103

Km — ultra races8 005 km

> 100 km8

> 160 km8

Longest race160,9 km

13th Javelina Jundred 100 Mile Endurance Run — 31/10/2015

Km per year (ultra races)

100

2022

2023

188

2024

282

2025

2026

Race types (share of distance)

Road2,5%

Trail97,5%

Records

50 km5h05'18 100 km12h45'28 50 mi9h04'41 100 mi26h43'11 12 h72,42 km

HISTORY

103 race(s)

Date		Race	Perf.	Rk
2026
28.02	50mi	8th Grandmaster Ultras 50 Mile Run	17:37:00 h	13
2025
08.11	50mi	12th Tunnel Hill 50 Mile Race	14:34:49 h	280
16.08	50mi	20th Lean Horse Ultra-Marathon 50 Mile	14:35:02 h	68
09.05	38mi	5th Cocodonan Flagstaff Crest	12:22:58 h	124
12.04	60km	10th Whiskey Basin 60 km Trail Run	12:46:52 h	84
2024
10.05	36mi	4th Cocodona 36 Mile Race	13:08:51 h	144
29.03	50km	19th Antelope Island Buffalo Run 50 km	10:00:36 h	80
17.02	50mi	6th Grandmaster Ultras 50 Mile Run	17:11:00 h	13
2022
15.07	100km	2nd The Yeti 100 km Endurance Run-Washington	22:08:33 h	26
2021
30.10	100km	19th Javelina Jundred 100 km Endurance Run	23:55:30 h	185
2019
26.10	100km	17th Javelina Jundred 100 km Endurance Run	19:04:38 h	167
20.07	50mi	18th Tahoe Rim Trail 50M Endurance Run	24:21:23 h	200
23.02	50km	5th Salmon Falls 50 km Race	8:26:51 h	217
2018
27.10	100km	16th Javelina Jundred 100 km Endurance Run	20:46:25 h	172
2017
29.04	50km	4th The Canyons Endurance 50 km Run	11:07:26 h	60
2016
10.04	50km	1st Ruck a Chuck 50K	7:35:02 h	56
27.02	50km	2nd Salmon Falls 50 km Race	7:55:12 h	230
2015
31.10	100mi	13th Javelina Jundred 100 Mile Endurance Run	27:45:07 h	196
28.02	50km	1st Salmon Falls 50 km Race	7:59:18 h	142
2014
05.04	50mi	35th American River 50 Mile Endurance Run	13:14:25 h	762
08.03	50km	25th Way Too Cool 50K Endurance Run	8:11:41 h	984
2013
03.08	12h	3rd Cool Moon 12 Hour Night Run	57.936 km	8
09.03	50km	24th Way Too Cool 50K Endurance Run	7:07:35 h	740
2012
05.05	100km	17th Miwok 100k Trail race	17:04:35 h	255
07.04	50mi	33rd American River 50 Mile Endurance Run	11:16:12 h	485
10.03	50km	23rd Way Too Cool 50K Endurance Run	6:37:20 h	530
2011
09.04	50mi	32nd American River 50 Mile Endurance Run	11:00:05 h	403
12.03	50km	22nd Way Too Cool 50K Endurance Run	6:42:22 h	395
2010
01.05	100km	15th Miwok 100k Trail race	14:07:26 h	198
10.04	50mi	31st American River 50 Mile Endurance Run	9:57:13 h	261
13.03	50km	21st Way Too Cool 50K Endurance Run	6:43:07 h	307
2009
02.05	100km	14th Miwok 100k Trail race	14:31:59 h	198
04.04	50mi	30th American River 50 Mile Endurance Run	10:14:23 h	259
14.03	50km	20th Way Too Cool 50K Endurance Run	7:04:16 h	375
2008
03.05	100km	13th Miwok 100k Trail race	15:39:30 h	263
05.04	50mi	29th American River 50 Mile Endurance Run	9:45:18 h	195
08.03	50km	19th Way Too Cool 50K Endurance Run	5:51:00 h	225
2007
04.08	12h	1st Cool 12 Hour Night Run	72.420 km	9
23.06	100mi	34th Western States 100 Mile Endurance Run	29:02:01 h	220
05.05	100km	12th Miwok 100k Trail race	13:15:28 h	111
14.04	50mi	28th American River 50 Mile Endurance Run	9:27:06 h	176
10.03	50km	18th Way Too Cool 50K Endurance Run	6:10:04 h	270
2006
07.10	50mi	24th Dick Collins Firetrails 50 Mile	10:23:50 h	72
15.07	100mi	5th Tahoe Rim Trail 100M Endurance Runs	28:48:42 h	22
06.05	100km	11th Miwok 100k Trail race	13:16:46 h	136
01.04	50mi	27th American River 50 Mile Endurance Run	9:43:20 h	164
11.03	50km	17th Way Too Cool 50K Endurance Run	6:11:57 h	206
2005
26.11	28mi	21st Quad Dipsea Trail Run	6:52:55 h	146
25.06	100mi	32th Western States 100 Mile Endurance Run	26:46:40 h	167
04.06	50km	8th Best Run By A Dam Site	6:41:19 h	15
30.04	100km	10th Miwok 100k Trail race	13:26:21 h	143
02.04	50mi	26th American River 50 Mile Endurance Run	10:13:50 h	241
19.03	50km	3rd Rucky Chucky Roundabout 50K	6:51:34 h	59
2004
09.10	50mi	22nd Dick Collins Firetrails 50 Mile	10:43:27 h	76
01.05	100km	9th Miwok 100k Trail race	15:10:23 h	180
03.04	50mi	25th American River 50 Mile Endurance Run	11:12:53 h	341
20.03	50km	2nd Rucky Chucky Roundabout 50K	7:16:32 h	65
13.03	50km	15th Way Too Cool 50K Endurance Run	6:15:18 h	291
2003
28.06	100mi	30th Western States 100 Mile Endurance Run	27:05:54 h	154
03.05	100km	8th Miwok 100k Trail race	14:20:26 h	137
05.04	50mi	24th American River 50 Mile Endurance Run	9:04:41 h	152
22.03	50km	1st Rucky Chucky Roundabout 50K	6:35:50 h	37
2002
14.09	53.2mi	16th Sierra Nevada Endurance 53 Mile Run	12:26:56 h	24
20.07	50mi	2nd Tahoe Rim Trail 50M Endurance Runs	11:44:18 h	33
04.05	100km	7th Miwok 100k Trail race	14:09:55 h	137
06.04	50mi	23rd American River 50 Mile Endurance Run	9:49:17 h	190
09.03	50km	13th Way Too Cool 50K Endurance Run	5:51:05 h	246
2001
15.09	53.2mi	15th Sierra Nevada Endurance 53 Mile Run	13:12:47 h	19
2000
06.05	100km	5th Miwok 100k Trail race	12:45:28 h	75
01.04	50mi	21st American River 50 Mile Endurance Run	9:56:21 h	179
11.03	50km	11th Way Too Cool 50K Endurance Run	5:40:14 h	159
1999
27.11	28mi	15th Quad Dipsea Trail Run	6:31:21 h	114
05.09	50km	5th Run On The Sly 50 km	6:06:55 h	30
24.07	47.6mi	7th White River 50 Mile Trail Run	10:23:34 h	41
10.04	50mi	20th American River 50 Mile Endurance Run	11:04:51 h	436
13.03	50km	10th Way Too Cool 50K Endurance Run	6:24:21 h	323
09.01	48km	Epiphany Ultras - The Popular But Wussy Metric	6:33:00 h	34
1998
27.06	100mi	25th Western States 100 Mile Endurance Run	28:20:21 h	146
02.05	100km	3rd Miwok 100k Trail race	13:02:45 h	49
04.04	50mi	19th American River 50 Mile Endurance Run	10:07:05 h	322
14.03	50km	9th Way Too Cool 50K Endurance Run	6:10:04 h	209
07.02	50km	20th Jed Smith Ultra Classic - 50 km Race	5:05:18 h	58
12.01	47km	Epiphany Ultras - The Popular But Wussy Metric	6:18:00 h	15
1997
03.05	100km	2nd Miwok 100k Trail race	13:48:14 h	66
19.04	50mi	6th Leona Divide 50 Mile Run	11:17:48 h	126
05.04	50mi	18th American River 50 Mile Endurance Run	10:43:06 h	389
15.03	50km	8th Way Too Cool 50K Endurance Run	6:04:01 h	249
06.01	46km	Epiphany Ultras - The Popular But Wussy Metric	5:47:00 h	16
1996
12.12	50mi	7th Sunmart Texas Trails 50 Mile	10:32:53 h	210
29.06	100mi	23rd Western States 100 Mile Endurance Run	26:43:11 h	107
18.05	50km	11th Silver State 50 km	8:06:58 h	26
20.04	50mi	5th Leona Divide 50 Mile Run	11:16:39 h	104
06.04	50mi	17th American River 50 Mile Endurance Run	9:33:14 h	208
09.03	50km	7th Way Too Cool 50K Endurance Run	5:48:38 h	158
1995
24.06	100mi	22nd Western States 100 Mile Endurance Run	28:43:25 h	115
01.04	50mi	16th American River 50 Mile Endurance Run	9:56:27 h	299
1994
07.08	50km	13th Skyline 50k Endurance Run	6:13:19 h	105
21.05	50km	9th Silver State 50 km	8:07:31 h	42
02.04	50mi	15th American River 50 Mile Endurance Run	9:35:53 h	263
12.03	50km	5th Way Too Cool 50K Endurance Run	6:35:00 h	257
1993
23.10	52.4mi	7th Sierra Nevada Endurance 52 Mile Run	12:20:40 h	71
03.04	50mi	14th American River 50 Mile Endurance Run	9:41:56 h	265
13.03	50km	4th Way Too Cool 50K Endurance Run	6:11:32 h	202

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	31/10/2015	13th Javelina Jundred 100 Mile Endurance Run	160,93	×2
✓ 2	23/6/2007	34th Western States 100 Mile Endurance Run	160,93	×2
✓ 3	15/7/2006	5th Tahoe Rim Trail 100M Endurance Runs	160,93	×2
✓ 4	25/6/2005	32th Western States 100 Mile Endurance Run	160,93	×2
✓ 5	28/6/2003	30th Western States 100 Mile Endurance Run	160,93	×2
✓ 6	27/6/1998	25th Western States 100 Mile Endurance Run	160,93	×2
✓ 7	29/6/1996	23rd Western States 100 Mile Endurance Run	160,93	×2
✓ 8	24/6/1995	22nd Western States 100 Mile Endurance Run	160,93	×2
✓ 9	15/7/2022	2nd The Yeti 100 km Endurance Run-Washington	100,00	×1
✓ 10	30/10/2021	19th Javelina Jundred 100 km Endurance Run	100,00	×1
✓ 11	26/10/2019	17th Javelina Jundred 100 km Endurance Run	100,00	×1
✓ 12	27/10/2018	16th Javelina Jundred 100 km Endurance Run	100,00	×1
✓ 13	5/5/2012	17th Miwok 100k Trail race	100,00	×1
✓ 14	1/5/2010	15th Miwok 100k Trail race	100,00	×1
✓ 15	2/5/2009	14th Miwok 100k Trail race	100,00	×1
✓ 16	3/5/2008	13th Miwok 100k Trail race	100,00	×1
✓ 17	5/5/2007	12th Miwok 100k Trail race	100,00	×1
✓ 18	6/5/2006	11th Miwok 100k Trail race	100,00	×1
✓ 19	30/4/2005	10th Miwok 100k Trail race	100,00	×1
✓ 20	1/5/2004	9th Miwok 100k Trail race	100,00	×1
✓ 21	3/5/2003	8th Miwok 100k Trail race	100,00	×1
✓ 22	4/5/2002	7th Miwok 100k Trail race	100,00	×1
✓ 23	6/5/2000	5th Miwok 100k Trail race	100,00	×1
✓ 24	2/5/1998	3rd Miwok 100k Trail race	100,00	×1
✓ 25	3/5/1997	2nd Miwok 100k Trail race	100,00	×1
✓ 26	14/9/2002	16th Sierra Nevada Endurance 53 Mile Run	85,62	×1
✓ 27	15/9/2001	15th Sierra Nevada Endurance 53 Mile Run	85,62	×1
✓ 28	23/10/1993	7th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 29	28/2/2026	8th Grandmaster Ultras 50 Mile Run	80,47	×1
✓ 30	8/11/2025	12th Tunnel Hill 50 Mile Race	80,47	×1
✓ 31	16/8/2025	20th Lean Horse Ultra-Marathon 50 Mile	80,47	×1
✓ 32	17/2/2024	6th Grandmaster Ultras 50 Mile Run	80,47	×1
✓ 33	20/7/2019	18th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 34	5/4/2014	35th American River 50 Mile Endurance Run	80,47	×1
✓ 35	7/4/2012	33rd American River 50 Mile Endurance Run	80,47	×1
✓ 36	9/4/2011	32nd American River 50 Mile Endurance Run	80,47	×1
✓ 37	10/4/2010	31st American River 50 Mile Endurance Run	80,47	×1
✓ 38	4/4/2009	30th American River 50 Mile Endurance Run	80,47	×1
✓ 39	5/4/2008	29th American River 50 Mile Endurance Run	80,47	×1
✓ 40	14/4/2007	28th American River 50 Mile Endurance Run	80,47	×1
✓ 41	7/10/2006	24th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 42	1/4/2006	27th American River 50 Mile Endurance Run	80,47	×1
✓ 43	2/4/2005	26th American River 50 Mile Endurance Run	80,47	×1
✓ 44	9/10/2004	22nd Dick Collins Firetrails 50 Mile	80,47	×1
✓ 45	3/4/2004	25th American River 50 Mile Endurance Run	80,47	×1
✓ 46	5/4/2003	24th American River 50 Mile Endurance Run	80,47	×1
✓ 47	20/7/2002	2nd Tahoe Rim Trail 50M Endurance Runs	80,47	×1
✓ 48	6/4/2002	23rd American River 50 Mile Endurance Run	80,47	×1
✓ 49	1/4/2000	21st American River 50 Mile Endurance Run	80,47	×1
✓ 50	10/4/1999	20th American River 50 Mile Endurance Run	80,47	×1
✓ 51	4/4/1998	19th American River 50 Mile Endurance Run	80,47	×1
✓ 52	19/4/1997	6th Leona Divide 50 Mile Run	80,47	×1
✓ 53	5/4/1997	18th American River 50 Mile Endurance Run	80,47	×1
✓ 54	12/12/1996	7th Sunmart Texas Trails 50 Mile	80,47	×1
✓ 55	20/4/1996	5th Leona Divide 50 Mile Run	80,47	×1
✓ 56	6/4/1996	17th American River 50 Mile Endurance Run	80,47	×1
✓ 57	1/4/1995	16th American River 50 Mile Endurance Run	80,47	×1
✓ 58	2/4/1994	15th American River 50 Mile Endurance Run	80,47	×1
✓ 59	3/4/1993	14th American River 50 Mile Endurance Run	80,47	×1
✓ 60	24/7/1999	7th White River 50 Mile Trail Run	76,60	×1
✓ 61	4/8/2007	1st Cool 12 Hour Night Run	72,42	×1
62	9/5/2025	5th Cocodonan Flagstaff Crest	61,16	—
63	12/4/2025	10th Whiskey Basin 60 km Trail Run	60,00	—
64	10/5/2024	4th Cocodona 36 Mile Race	57,94	—
65	3/8/2013	3rd Cool Moon 12 Hour Night Run	57,94	—
66	29/3/2024	19th Antelope Island Buffalo Run 50 km	50,00	—
67	23/2/2019	5th Salmon Falls 50 km Race	50,00	—
68	29/4/2017	4th The Canyons Endurance 50 km Run	50,00	—
69	10/4/2016	1st Ruck a Chuck 50K	50,00	—
70	27/2/2016	2nd Salmon Falls 50 km Race	50,00	—
71	28/2/2015	1st Salmon Falls 50 km Race	50,00	—
72	8/3/2014	25th Way Too Cool 50K Endurance Run	50,00	—
73	9/3/2013	24th Way Too Cool 50K Endurance Run	50,00	—
74	10/3/2012	23rd Way Too Cool 50K Endurance Run	50,00	—
75	12/3/2011	22nd Way Too Cool 50K Endurance Run	50,00	—
76	13/3/2010	21st Way Too Cool 50K Endurance Run	50,00	—
77	14/3/2009	20th Way Too Cool 50K Endurance Run	50,00	—
78	8/3/2008	19th Way Too Cool 50K Endurance Run	50,00	—
79	10/3/2007	18th Way Too Cool 50K Endurance Run	50,00	—
80	11/3/2006	17th Way Too Cool 50K Endurance Run	50,00	—
81	4/6/2005	8th Best Run By A Dam Site	50,00	—
82	19/3/2005	3rd Rucky Chucky Roundabout 50K	50,00	—
83	20/3/2004	2nd Rucky Chucky Roundabout 50K	50,00	—
84	13/3/2004	15th Way Too Cool 50K Endurance Run	50,00	—
85	22/3/2003	1st Rucky Chucky Roundabout 50K	50,00	—
86	9/3/2002	13th Way Too Cool 50K Endurance Run	50,00	—
87	11/3/2000	11th Way Too Cool 50K Endurance Run	50,00	—
88	5/9/1999	5th Run On The Sly 50 km	50,00	—
89	13/3/1999	10th Way Too Cool 50K Endurance Run	50,00	—
90	14/3/1998	9th Way Too Cool 50K Endurance Run	50,00	—
91	7/2/1998	20th Jed Smith Ultra Classic - 50 km Race	50,00	—
92	15/3/1997	8th Way Too Cool 50K Endurance Run	50,00	—
93	18/5/1996	11th Silver State 50 km	50,00	—
94	9/3/1996	7th Way Too Cool 50K Endurance Run	50,00	—
95	7/8/1994	13th Skyline 50k Endurance Run	50,00	—
96	21/5/1994	9th Silver State 50 km	50,00	—
97	12/3/1994	5th Way Too Cool 50K Endurance Run	50,00	—
98	13/3/1993	4th Way Too Cool 50K Endurance Run	50,00	—
99	9/1/1999	Epiphany Ultras - The Popular But Wussy Metric	48,00	—
100	12/1/1998	Epiphany Ultras - The Popular But Wussy Metric	47,00	—
101	6/1/1997	Epiphany Ultras - The Popular But Wussy Metric	46,00	—
102	26/11/2005	21st Quad Dipsea Trail Run	45,06	—
103	27/11/1999	15th Quad Dipsea Trail Run	45,06	—