Jan Gnass

Born : 1950 Cat. M75 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

62,3%

Rank quotient ?This runner's calculation uses 57 eligible race(s): Σ(rank − 1) = 5 572; Σ finishers = 8 937. 5 572 / 8 937 × 100 = 62.35%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed57

Km — ultra races4 398 km

> 100 km6

> 160 km6

Longest race160,9 km

10th Hardrock Hundred Endurance Run — 11/7/2003

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Trail100,0%

Records

50 km4h48'00 50 mi6h44'16 100 mi28h31'40

HISTORY

57 race(s)

Date		Race	Perf.	Rk
2026
16.05	55km	30th Bishop High Sierra Ultramarathons 55 km	12:47:39 h	64
2025
19.07	55km	24th Tahoe Rim Trail 55km Endurance Run	11:16:40 h	115
2022
21.05	55km	26th Bishop High Sierra Ultramarathons 55 km	11:17:38 h	87
2021
22.05	55km	25th Bishop High Sierra Ultramarathons 55 km	10:40:20 h	95
2018
02.06	50km	22th Bishop High Sierra Ultramarathons 50 km	9:36:29 h	37
2017
15.07	55km	16th Tahoe Rim Trail 55km Endurance Run	10:38:16 h	107
2015
18.07	50mi	14th Tahoe Rim Trail 50M Endurance Run	14:33:36 h	98
2014
07.12	50km	28th OTHTC High Desert 50K Ultra	6:04:39 h	129
06.09	50km	3rd Lost Sierra Endurance Run	8:53:18 h	58
2013
01.12	50km	27th OTHTC High Desert 50K Ultra	5:46:04 h	86
18.05	50mi	20th Bishop High Sierra Ultramarathons 50 Miles	12:55:55 h	52
20.04	50km	7th Tehama Wildflowers Trail Run	6:47:09 h	33
2012
02.12	50km	26th OTHTC High Desert 50K Ultra	6:14:11 h	108
19.05	50km	19th Bishop High Sierra Ultramarathons 50 km	7:39:06 h	39
2010
15.05	50km	17th Bishop High Sierra Ultramarathons 50 km	8:24:39 h	46
2006
20.05	50mi	13th Bishop High Sierra Ultramarathons 50 Miles	13:16:56 h	69
08.01	50km	6th Bandera 50 km Ultratrail	7:26:34 h	51
2004
15.05	50mi	11th Bishop High Sierra Ultramarathons 50 Miles	12:11:54 h	56
03.04	50mi	25th American River 50 Mile Endurance Run	10:38:03 h	273
13.03	50km	15th Way Too Cool 50K Endurance Run	6:33:32 h	341
2003
19.07	50mi	3rd Tahoe Rim Trail 50M Endurance Runs	12:20:04 h	48
11.07	100mi	10th Hardrock Hundred Endurance Run	45:20:20 h	53
17.05	50mi	10th Bishop High Sierra Ultramarathons 50 Miles	11:14:05 h	26
26.04	50mi	12th Leona Divide 50 Mile Run	10:50:11 h	79
05.04	50mi	24th American River 50 Mile Endurance Run	10:18:40 h	286
2002
01.06	50mi	6th Snow Peaks 50 Mile Trail Run	13:23:42 h	93
18.05	50mi	9th Bishop High Sierra Ultramarathons 50 Miles	12:12:18 h	37
2001
09.12	50km	15th OTHTC High Desert 50K Ultra	5:12:09 h	65
19.05	50mi	8th Bishop High Sierra Ultramarathons 50 Miles	12:39:08 h	41
07.04	50mi	22nd American River 50 Mile Endurance Run	10:18:49 h	237
2000
10.12	50km	14th OTHTC High Desert 50K Ultra	6:39:54 h	148
29.04	50mi	11th Zane Grey Highline Trail 50 Mile	14:32:00 h	41
1999
05.12	50km	13th OTHTC High Desert 50K Ultra	5:30:20 h	67
09.07	100mi	7th Hardrock Hundred Endurance Run	45:12:25 h	49
15.05	50mi	6th Bishop High Sierra Ultramarathons 50 Miles	11:41:25 h	36
10.04	50mi	20th American River 50 Mile Endurance Run	10:44:21 h	382
1998
12.09	100mi	19th Wasatch Front 100 Mile	33:59:00 h	112
16.05	50mi	5th Bishop High Sierra Ultramarathons 50 Miles	11:08:05 h	10
25.04	50mi	7th Leona Divide 50 Mile Run	9:58:08 h	53
21.03	50mi	12th Crown King Scramble 50M	11:12:57 h	24
1997
07.12	50km	11th OTHTC High Desert 50K Ultra	5:09:52 h	49
25.10	52.4mi	11th Sierra Nevada Endurance 52 Mile Run	10:26:15 h	53
05.09	100mi	18th Wasatch Front 100 Mile	33:32:00 h	82
17.05	50mi	4th Bishop High Sierra Ultramarathons 50 Miles	10:45:53 h	30
1996
08.12	50km	10th OTHTC High Desert 50K Ultra	5:20:49 h	56
29.06	100mi	23rd Western States 100 Mile Endurance Run	28:31:40 h	151
18.05	50mi	3rd Bishop High Sierra Ultramarathons 50 Miles	11:30:00 h	25
06.04	50mi	17th American River 50 Mile Endurance Run	10:21:19 h	286
1995
24.06	100mi	22nd Western States 100 Mile Endurance Run	29:39:48 h	161
13.05	50mi	2nd Bishop High Sierra Ultramarathons 50 Miles	10:25:42 h	24
01.04	50mi	16th American River 50 Mile Endurance Run	10:03:52 h	311
1994
07.05	50mi	1st Bishop High Sierra Ultramarathons 50 Miles	10:48:33 h	29
02.04	50mi	15th American River 50 Mile Endurance Run	9:58:12 h	302
12.03	50km	5th Way Too Cool 50K Endurance Run	5:33:00 h	152
1993
12.12	50km	7th OTHTC High Desert 50K Ultra	4:48:00 h	20
18.09	50mi	1st PCT 50 Mile Trail Run	6:44:16 h	33
18.09	50km	Pacific Crest Trail 50 km	6:48:00 h	34

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	11/7/2003	10th Hardrock Hundred Endurance Run	160,93	×3
✓ 2	9/7/1999	7th Hardrock Hundred Endurance Run	160,93	×3
✓ 3	12/9/1998	19th Wasatch Front 100 Mile	160,93	×3
✓ 4	5/9/1997	18th Wasatch Front 100 Mile	160,93	×3
✓ 5	29/6/1996	23rd Western States 100 Mile Endurance Run	160,93	×3
✓ 6	24/6/1995	22nd Western States 100 Mile Endurance Run	160,93	×3
✓ 7	25/10/1997	11th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 8	18/7/2015	14th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 9	18/5/2013	20th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 10	20/5/2006	13th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 11	15/5/2004	11th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 12	3/4/2004	25th American River 50 Mile Endurance Run	80,47	×1
✓ 13	19/7/2003	3rd Tahoe Rim Trail 50M Endurance Runs	80,47	×1
✓ 14	17/5/2003	10th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 15	26/4/2003	12th Leona Divide 50 Mile Run	80,47	×1
✓ 16	5/4/2003	24th American River 50 Mile Endurance Run	80,47	×1
✓ 17	1/6/2002	6th Snow Peaks 50 Mile Trail Run	80,47	×1
✓ 18	18/5/2002	9th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 19	19/5/2001	8th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 20	7/4/2001	22nd American River 50 Mile Endurance Run	80,47	×1
✓ 21	29/4/2000	11th Zane Grey Highline Trail 50 Mile	80,47	×1
✓ 22	15/5/1999	6th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 23	10/4/1999	20th American River 50 Mile Endurance Run	80,47	×1
✓ 24	16/5/1998	5th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 25	25/4/1998	7th Leona Divide 50 Mile Run	80,47	×1
✓ 26	21/3/1998	12th Crown King Scramble 50M	80,47	×1
✓ 27	17/5/1997	4th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 28	18/5/1996	3rd Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 29	6/4/1996	17th American River 50 Mile Endurance Run	80,47	×1
✓ 30	13/5/1995	2nd Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 31	1/4/1995	16th American River 50 Mile Endurance Run	80,47	×1
✓ 32	7/5/1994	1st Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 33	2/4/1994	15th American River 50 Mile Endurance Run	80,47	×1
✓ 34	18/9/1993	1st PCT 50 Mile Trail Run	80,47	×1
✓ 35	16/5/2026	30th Bishop High Sierra Ultramarathons 55 km	55,00	×1
✓ 36	19/7/2025	24th Tahoe Rim Trail 55km Endurance Run	55,00	×1
✓ 37	21/5/2022	26th Bishop High Sierra Ultramarathons 55 km	55,00	×1
✓ 38	22/5/2021	25th Bishop High Sierra Ultramarathons 55 km	55,00	×1
✓ 39	15/7/2017	16th Tahoe Rim Trail 55km Endurance Run	55,00	×1
✓ 40	2/6/2018	22th Bishop High Sierra Ultramarathons 50 km	50,00	—
✓ 41	7/12/2014	28th OTHTC High Desert 50K Ultra	50,00	—
✓ 42	6/9/2014	3rd Lost Sierra Endurance Run	50,00	—
✓ 43	1/12/2013	27th OTHTC High Desert 50K Ultra	50,00	—
✓ 44	20/4/2013	7th Tehama Wildflowers Trail Run	50,00	—
✓ 45	2/12/2012	26th OTHTC High Desert 50K Ultra	50,00	—
✓ 46	19/5/2012	19th Bishop High Sierra Ultramarathons 50 km	50,00	—
✓ 47	15/5/2010	17th Bishop High Sierra Ultramarathons 50 km	50,00	—
✓ 48	8/1/2006	6th Bandera 50 km Ultratrail	50,00	—
✓ 49	13/3/2004	15th Way Too Cool 50K Endurance Run	50,00	—
✓ 50	9/12/2001	15th OTHTC High Desert 50K Ultra	50,00	—
51	10/12/2000	14th OTHTC High Desert 50K Ultra	50,00	—
52	5/12/1999	13th OTHTC High Desert 50K Ultra	50,00	—
53	7/12/1997	11th OTHTC High Desert 50K Ultra	50,00	—
54	8/12/1996	10th OTHTC High Desert 50K Ultra	50,00	—
55	12/3/1994	5th Way Too Cool 50K Endurance Run	50,00	—
56	12/12/1993	7th OTHTC High Desert 50K Ultra	50,00	—