Gregory Atchley

Born : 1967 Cat. M55 Ultrarunner since 1989

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

16,6%

Rank quotient ?This runner's calculation uses 66 eligible race(s): Σ(rank − 1) = 2 053; Σ finishers = 12 341. 2 053 / 12 341 × 100 = 16.64%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed66

Km — ultra races4 876 km

> 100 km7

> 160 km7

Longest race160,9 km

26th Western States 100 Mile Endurance Run — 26/6/1999

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road6,4%

Trail93,6%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 36

🏅 Top 3 M6

Longest winning streak0

Current streak0

Records

50 km3h51'56 100 km11h25'51 50 mi6h52'52 100 mi21h01'00

HISTORY

66 race(s)

Date		Race	Perf.	Rk
2002
20.07	50km	2nd Tahoe Rim Trail 50km Endurance Runs	5:26:22 h	4
18.05	50km	17th Silver State 50 km	5:40:42 h	2 🥈
09.03	50km	13th Way Too Cool 50K Endurance Run	5:15:37 h	135
2001
21.07	50mi	1st Tahoe Rim Trail 50M Endurance Runs	11:06:34 h	25
2000
03.06	50mi	4th Snow Peaks 50 Mile Trail Run	12:12:12 h	51
11.03	50km	11th Way Too Cool 50K Endurance Run	5:08:20 h	86
1999
26.06	100mi	26th Western States 100 Mile Endurance Run	25:25:44 h	84
15.05	50km	14th Silver State 50 km	5:33:12 h	2 🥈
08.05	50mi	16th Quicksilver 50 Mile Endurance Run	8:38:29 h	6
10.04	50mi	20th American River 50 Mile Endurance Run	8:19:15 h	87
13.03	50km	10th Way Too Cool 50K Endurance Run	4:36:46 h	46
1998
28.11	28mi	14th Quad Dipsea Trail Run	5:18:24 h	30
24.10	52.4mi	12th Sierra Nevada Endurance 52 Mile Run	9:31:45 h	21
16.05	50km	13th Silver State 50 km	7:29:10 h	16
1997
28.06	100mi	24th Western States 100 Mile Endurance Run	22:53:32 h	61
17.05	50mi	12th Silver State 50 Miles	8:14:07 h	3 🥉
26.04	50mi	California 50 Mile Endurance Run	7:41:52 h	11
05.04	50mi	18th American River 50 Mile Endurance Run	8:14:00 h	86
15.03	50km	8th Way Too Cool 50K Endurance Run	4:32:26 h	42
1996
30.11	28mi	12th Quad Dipsea Trail Run	5:00:23 h	23
29.06	100mi	23rd Western States 100 Mile Endurance Run	22:06:50 h	25
18.05	50mi	11th Silver State 50 Miles	8:29:02 h	2 🥈
05.05	100km	1st Miwok 100k Trail race	11:25:51 h	11
27.04	50mi	California 50 Mile Endurance Run	7:47:57 h	5
06.04	50mi	17th American River 50 Mile Endurance Run	7:37:26 h	39
09.03	50km	7th Way Too Cool 50K Endurance Run	4:44:55 h	45
03.02	50mi	18th Jed Smith Ultra Classic - 50 Mile Race	6:52:52 h	5
1995
25.11	28mi	11th Quad Dipsea Trail Run	5:14:04 h	28
21.05	50km	8th Ohlone 50K Wilderness Run	6:03:44 h	17
20.05	50km	10th Silver State 50 km	5:49:19 h	2 🥈
01.04	50mi	16th American River 50 Mile Endurance Run	8:06:58 h	82
11.03	50km	6th Way Too Cool 50K Endurance Run	4:21:56 h	16
1994
26.11	28mi	10th Quad Dipsea Trail Run	4:59:17 h	21
20.08	100mi	12th Leadville Trail 100 Mile	24:03:59 h	26
23.06	100mi	21st Western States 100 Mile Endurance Run	21:17:15 h	20
21.05	50km	9th Silver State 50 km	5:16:02 h	2 🥈
15.05	50km	7th Ohlone 50K Wilderness Run	6:01:38 h	16
07.05	50mi	11th Quicksilver 50 Mile Endurance Run	8:21:47 h	4
30.04	50mi	California 50 Mile Endurance Run	7:28:14 h	7
16.04	50mi	3rd Leona Divide 50 Mile Run	8:08:14 h	12
02.04	50mi	15th American River 50 Mile Endurance Run	7:31:36 h	52
12.03	50km	5th Way Too Cool 50K Endurance Run	4:28:26 h	31
05.02	50km	16th Jed Smith Ultra Classic - 50 km Race	3:51:56 h	11
1993
10.09	100mi	3rd Superior Fall Trail Races 100 Mile	22:20:50 h	4
01.08	50km	12th Skyline 50k Endurance Run	5:25:17 h	35
08.05	50mi	10th Quicksilver 50 Mile Endurance Run	8:33:06 h	15
03.04	50mi	14th American River 50 Mile Endurance Run	8:26:32 h	109
13.03	50km	4th Way Too Cool 50K Endurance Run	5:00:52 h	61
06.02	50km	15th Jed Smith Ultra Classic - 50 km Race	4:10:14 h	18
1992
24.10	52.4mi	6th Sierra Nevada Endurance 52 Mile Run	11:38:11 h	70
10.10	50mi	10th Dick Collins Firetrails 50 Mile	10:55:42 h	34
19.09	50km	Pacific Crest Trail 50 km	5:48:32 h	14
27.06	100mi	19th Western States 100 Mile Endurance Run	21:01:00 h	14
17.05	50km	6th Ohlone 50K Wilderness Run	5:13:06 h	8
16.05	50km	8th Silver State 50 km	5:29:55 h	4
04.04	50mi	13th American River 50 Mile Endurance Run	7:23:17 h	31
14.03	50km	3rd Way Too Cool 50K Endurance Run	4:18:10 h	14
1991
19.05	50km	5th Ohlone 50K Wilderness Run	5:39:36 h	10
06.04	50mi	12th American River 50 Mile Endurance Run	8:35:25 h	110
09.03	50km	2nd Way Too Cool 50K Endurance Run	4:30:58 h	13
09.02	50km	13th Jed Smith Ultra Classic - 50 km Race	4:20:29 h	13
09.02	50mi	13th Jed Smith Ultra Classic - 50 Mile Race	7:06:05 h	25
1990
04.08	50km	9th Skyline 50k Endurance Run	5:00:14 h	16
19.05	50km	7th Silver State 50 km	5:59:00 h	7
07.04	50mi	11th American River 50 Mile Endurance Run	8:59:33 h	185
1989
20.05	50km	6th Silver State 50 km	7:07:35 h	9

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	26/6/1999	26th Western States 100 Mile Endurance Run	160,93	×3
✓ 2	28/6/1997	24th Western States 100 Mile Endurance Run	160,93	×3
✓ 3	29/6/1996	23rd Western States 100 Mile Endurance Run	160,93	×3
✓ 4	20/8/1994	12th Leadville Trail 100 Mile	160,93	×3
✓ 5	23/6/1994	21st Western States 100 Mile Endurance Run	160,93	×3
✓ 6	10/9/1993	3rd Superior Fall Trail Races 100 Mile	160,93	×3
✓ 7	27/6/1992	19th Western States 100 Mile Endurance Run	160,93	×3
✓ 8	5/5/1996	1st Miwok 100k Trail race	100,00	×2
✓ 9	24/10/1998	12th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 10	24/10/1992	6th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 11	21/7/2001	1st Tahoe Rim Trail 50M Endurance Runs	80,47	×1
✓ 12	3/6/2000	4th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 13	8/5/1999	16th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 14	10/4/1999	20th American River 50 Mile Endurance Run	80,47	×1
✓ 15	17/5/1997	12th Silver State 50 Miles	80,47	×1
✓ 16	26/4/1997	California 50 Mile Endurance Run	80,47	×1
✓ 17	5/4/1997	18th American River 50 Mile Endurance Run	80,47	×1
✓ 18	18/5/1996	11th Silver State 50 Miles	80,47	×1
✓ 19	27/4/1996	California 50 Mile Endurance Run	80,47	×1
✓ 20	6/4/1996	17th American River 50 Mile Endurance Run	80,47	×1
✓ 21	3/2/1996	18th Jed Smith Ultra Classic - 50 Mile Race	80,47	×1
✓ 22	1/4/1995	16th American River 50 Mile Endurance Run	80,47	×1
✓ 23	7/5/1994	11th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 24	30/4/1994	California 50 Mile Endurance Run	80,47	×1
✓ 25	16/4/1994	3rd Leona Divide 50 Mile Run	80,47	×1
✓ 26	2/4/1994	15th American River 50 Mile Endurance Run	80,47	×1
✓ 27	8/5/1993	10th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 28	3/4/1993	14th American River 50 Mile Endurance Run	80,47	×1
✓ 29	10/10/1992	10th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 30	4/4/1992	13th American River 50 Mile Endurance Run	80,47	×1
✓ 31	6/4/1991	12th American River 50 Mile Endurance Run	80,47	×1
✓ 32	9/2/1991	13th Jed Smith Ultra Classic - 50 Mile Race	80,47	×1
✓ 33	7/4/1990	11th American River 50 Mile Endurance Run	80,47	×1
✓ 34	20/7/2002	2nd Tahoe Rim Trail 50km Endurance Runs	50,00	×1
✓ 35	18/5/2002	17th Silver State 50 km	50,00	×1
✓ 36	9/3/2002	13th Way Too Cool 50K Endurance Run	50,00	×1
✓ 37	11/3/2000	11th Way Too Cool 50K Endurance Run	50,00	×1
✓ 38	15/5/1999	14th Silver State 50 km	50,00	×1
✓ 39	13/3/1999	10th Way Too Cool 50K Endurance Run	50,00	×1
✓ 40	16/5/1998	13th Silver State 50 km	50,00	×1
✓ 41	15/3/1997	8th Way Too Cool 50K Endurance Run	50,00	×1
✓ 42	9/3/1996	7th Way Too Cool 50K Endurance Run	50,00	×1
✓ 43	21/5/1995	8th Ohlone 50K Wilderness Run	50,00	×1
✓ 44	20/5/1995	10th Silver State 50 km	50,00	×1
✓ 45	11/3/1995	6th Way Too Cool 50K Endurance Run	50,00	×1
✓ 46	21/5/1994	9th Silver State 50 km	50,00	×1
✓ 47	15/5/1994	7th Ohlone 50K Wilderness Run	50,00	×1
✓ 48	12/3/1994	5th Way Too Cool 50K Endurance Run	50,00	×1
✓ 49	5/2/1994	16th Jed Smith Ultra Classic - 50 km Race	50,00	×1
✓ 50	1/8/1993	12th Skyline 50k Endurance Run	50,00	×1
51	13/3/1993	4th Way Too Cool 50K Endurance Run	50,00	×1
52	6/2/1993	15th Jed Smith Ultra Classic - 50 km Race	50,00	×1
53	19/9/1992	Pacific Crest Trail 50 km	50,00	×1
54	17/5/1992	6th Ohlone 50K Wilderness Run	50,00	×1
55	16/5/1992	8th Silver State 50 km	50,00	×1
56	14/3/1992	3rd Way Too Cool 50K Endurance Run	50,00	×1
57	19/5/1991	5th Ohlone 50K Wilderness Run	50,00	×1
58	9/3/1991	2nd Way Too Cool 50K Endurance Run	50,00	×1
59	4/8/1990	9th Skyline 50k Endurance Run	50,00	×1
60	19/5/1990	7th Silver State 50 km	50,00	×1
61	20/5/1989	6th Silver State 50 km	50,00	×1
62	28/11/1998	14th Quad Dipsea Trail Run	45,06	—
63	30/11/1996	12th Quad Dipsea Trail Run	45,06	—
64	25/11/1995	11th Quad Dipsea Trail Run	45,06	—
65	26/11/1994	10th Quad Dipsea Trail Run	45,06	—