Bruce Guter

Born : 1954 Cat. M70 Ultrarunner since 1990

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 ?

France

United States

36,9%

Rank quotient ?This runner's calculation uses 65 eligible race(s): Σ(rank − 1) = 3 975; Σ finishers = 10 771. 3 975 / 10 771 × 100 = 36.90%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed65

Km — ultra races4 131 km

> 100 km2

> 160 km2

Longest race160,9 km

30th Western States 100 Mile Endurance Run — 28/6/2003

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road11,3%

Trail88,7%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M4

Longest winning streak0

Current streak0

Records

50 km4h09'09 100 km10h15'55 50 mi7h56'15 100 mi21h35'44

HISTORY

65 race(s)

Date		Race	Perf.	Rk
2009
14.03	36.2mi	32nd Haleakala Run to the Sun	8:35:43 h	54
2008
07.12	50km	22nd OTHTC High Desert 50K Ultra	5:16:35 h	73
2007
24.03	36.2mi	30th Haleakala Run to the Sun	9:02:32 h	49
17.03	50km	20th Crown King Scramble 50K	8:52:04 h	123
2006
18.03	50km	19th Crown King Scramble 50K	7:31:45 h	84
2005
07.08	50km	24th Skyline 50k Endurance Run	5:38:35 h	44
16.07	50km	4th Tahoe Rim Trail 50km Endurance Runs	7:41:04 h	62
07.05	50km	25th Wild Wild West 50k	4:31:34 h	3 🥉
26.03	50km	22th San Juan Trail 50 km	7:01:02 h	36
26.02	50km	1st Sequoia Trail Run	7:06:22 h	27
01.01	50km	3rd Angel Island 50k	5:51:47 h	5
2004
13.03	50km	18th Crown King Scramble 50K	6:53:54 h	46
2003
23.08	31.5mi	6th Tamalpa Headlands 50K	6:25:25 h	114
28.06	100mi	30th Western States 100 Mile Endurance Run	29:39:35 h	258
14.06	33mi	7th Holcomb Valley 33 Mile	6:48:49 h	37
17.05	50km	10th Bishop High Sierra Ultramarathons 50 km	6:39:36 h	20
26.04	50mi	12th Leona Divide 50 Mile Run	11:14:32 h	91
05.04	50mi	24th American River 50 Mile Endurance Run	9:47:21 h	225
18.03	50km	17th Crown King Scramble 50K	6:26:57 h	59
2002
23.11	50mi	40th JFK 50 Mile	10:06:32 h	337
09.11	50mi	7th Helen Klein Ultra Classic 50mi	8:31:41 h	27
24.08	31.5mi	5th Tamalpa Headlands 50K	5:59:38 h	99
02.06	33mi	6th Holcomb Valley 33 Mile	6:33:00 h	30
16.03	50km	16th Crown King Scramble 50K	6:25:56 h	61
2001
03.06	33mi	5th Holcomb Valley 33 Mile	6:35:00 h	29
17.03	50km	15th Crown King Scramble 50K	6:31:41 h	67
2000
18.03	50km	14th Crown King Scramble 50K	6:37:48 h	76
1999
15.05	100km	Open Race at IAU 100km WC Chavagnes en Paillers (12 ème Les 100 km de Vendée)	10:21:39 h	503
10.04	50mi	20th American River 50 Mile Endurance Run	8:41:49 h	125
20.03	50km	13th Crown King Scramble 50K	5:46:31 h	28
1998
12.12	50mi	9th Sunmart Texas Trails 50 Mile	8:20:54 h	55
14.11	50mi	3rd Helen Klein Ultra Classic 50mi	7:56:15 h	33
10.10	50km	5th Cuyamaca-Laguna 50k Trail Race	5:58:39 h	24
05.09	50km	7th Bulldog 50k Ultra Run	6:15:49 h	26
07.06	33mi	2nd Holcomb Valley 33 Mile	5:23:54 h	36
21.03	50km	12th Crown King Scramble 50K	6:09:21 h	59
07.02	50km	20th Jed Smith Ultra Classic - 50 km Race	4:23:49 h	26
1997
13.12	50mi	8th Sunmart Texas Trails 50 Mile	8:33:18 h	88
15.11	50mi	2nd Helen Klein Ultra Classic 50mi	8:05:06 h	35
02.08	50km	16th Skyline 50k Endurance Run	5:02:11 h	46
22.03	50km	11th Crown King Scramble 50K	6:14:13 h	55
1996
06.04	50mi	17th American River 50 Mile Endurance Run	8:37:26 h	104
23.03	50km	10th Crown King Scramble 50K	5:31:19 h	37
1995
10.12	50km	9th OTHTC High Desert 50K Ultra	4:11:33 h	8
25.03	50km	9th Crown King Scramble 50K	5:32:05 h	29
1994
16.04	50mi	3rd Leona Divide 50 Mile Run	8:58:51 h	30
19.03	50km	8th Crown King Scramble 50K	5:31:49 h	28
05.02	50km	16th Jed Smith Ultra Classic - 50 km Race	4:09:09 h	18
1993
12.12	50km	7th OTHTC High Desert 50K Ultra	4:35:00 h	14
27.11	35mi	4th Santa Barbara Nine Trails 35 Mile Endurance Run	7:48:00 h	5
02.10	100km	Del Passatore 100 km Run/Walk	10:35:14 h	5
20.03	50km	7th Crown King Scramble 50K	5:54:49 h	31
27.02	100km	New York Ultimax 100km Race	10:15:55 h	48
17.01	40.5mi	Spunky Canyon Ultra	5:49:15 h	15
1992
25.07	100mi	4th Vermont 100 Mile Endurance Race	21:35:44 h	55
30.05	50km	3rd Shadow of the Giants 50K	4:49:43 h	26
09.05	50mi	9th Quicksilver 50 Mile Endurance Run	9:39:27 h	24
18.04	50mi	1st Leona Divide 50 Mile Run	9:14:17 h	19
21.03	50km	6th Crown King Scramble 50K	5:35:54 h	23
1991
23.11	50mi	29th JFK 50 Mile	8:41:53 h	78
08.09	50mi	Double Danny 50 Mile	11:31:46 h	11
24.08	50km	Mule Run 50K	6:12:18 h	65
13.04	50km	Cuyamaca 50 km Trail Race	5:00:02 h	52
23.03	50km	5th Crown King Scramble 50K	5:56:38 h	21
1990
24.03	50km	4th Crown King Scramble 50K	5:52:00 h	19

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	28/6/2003	30th Western States 100 Mile Endurance Run	160,93	×3
✓ 2	25/7/1992	4th Vermont 100 Mile Endurance Race	160,93	×3
✓ 3	15/5/1999	Open Race at IAU 100km WC Chavagnes en Paillers (12 ème Les 100 km de Vendée)	100,00	×2
✓ 4	2/10/1993	Del Passatore 100 km Run/Walk	100,00	×2
✓ 5	27/2/1993	New York Ultimax 100km Race	100,00	×2
✓ 6	26/4/2003	12th Leona Divide 50 Mile Run	80,47	×1
✓ 7	5/4/2003	24th American River 50 Mile Endurance Run	80,47	×1
✓ 8	23/11/2002	40th JFK 50 Mile	80,47	×1
✓ 9	9/11/2002	7th Helen Klein Ultra Classic 50mi	80,47	×1
✓ 10	10/4/1999	20th American River 50 Mile Endurance Run	80,47	×1
✓ 11	12/12/1998	9th Sunmart Texas Trails 50 Mile	80,47	×1
✓ 12	14/11/1998	3rd Helen Klein Ultra Classic 50mi	80,47	×1
✓ 13	13/12/1997	8th Sunmart Texas Trails 50 Mile	80,47	×1
✓ 14	15/11/1997	2nd Helen Klein Ultra Classic 50mi	80,47	×1
✓ 15	6/4/1996	17th American River 50 Mile Endurance Run	80,47	×1
✓ 16	16/4/1994	3rd Leona Divide 50 Mile Run	80,47	×1
✓ 17	9/5/1992	9th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 18	18/4/1992	1st Leona Divide 50 Mile Run	80,47	×1
✓ 19	23/11/1991	29th JFK 50 Mile	80,47	×1
✓ 20	8/9/1991	Double Danny 50 Mile	80,47	×1
✓ 21	17/1/1993	Spunky Canyon Ultra	65,18	×1
✓ 22	14/3/2009	32nd Haleakala Run to the Sun	58,26	×1
✓ 23	24/3/2007	30th Haleakala Run to the Sun	58,26	×1
✓ 24	27/11/1993	4th Santa Barbara Nine Trails 35 Mile Endurance Run	56,33	×1
✓ 25	14/6/2003	7th Holcomb Valley 33 Mile	53,11	×1
✓ 26	2/6/2002	6th Holcomb Valley 33 Mile	53,11	×1
✓ 27	3/6/2001	5th Holcomb Valley 33 Mile	53,11	×1
✓ 28	7/6/1998	2nd Holcomb Valley 33 Mile	53,11	×1
✓ 29	23/8/2003	6th Tamalpa Headlands 50K	50,69	×1
✓ 30	24/8/2002	5th Tamalpa Headlands 50K	50,69	×1
✓ 31	7/12/2008	22nd OTHTC High Desert 50K Ultra	50,00	×1
✓ 32	17/3/2007	20th Crown King Scramble 50K	50,00	×1
✓ 33	18/3/2006	19th Crown King Scramble 50K	50,00	×1
✓ 34	7/8/2005	24th Skyline 50k Endurance Run	50,00	×1
✓ 35	16/7/2005	4th Tahoe Rim Trail 50km Endurance Runs	50,00	×1
✓ 36	7/5/2005	25th Wild Wild West 50k	50,00	×1
✓ 37	26/3/2005	22th San Juan Trail 50 km	50,00	×1
✓ 38	26/2/2005	1st Sequoia Trail Run	50,00	×1
✓ 39	1/1/2005	3rd Angel Island 50k	50,00	×1
✓ 40	13/3/2004	18th Crown King Scramble 50K	50,00	×1
✓ 41	17/5/2003	10th Bishop High Sierra Ultramarathons 50 km	50,00	×1
✓ 42	18/3/2003	17th Crown King Scramble 50K	50,00	×1
✓ 43	16/3/2002	16th Crown King Scramble 50K	50,00	×1
✓ 44	17/3/2001	15th Crown King Scramble 50K	50,00	×1
✓ 45	18/3/2000	14th Crown King Scramble 50K	50,00	×1
✓ 46	20/3/1999	13th Crown King Scramble 50K	50,00	×1
✓ 47	10/10/1998	5th Cuyamaca-Laguna 50k Trail Race	50,00	×1
✓ 48	5/9/1998	7th Bulldog 50k Ultra Run	50,00	×1
✓ 49	21/3/1998	12th Crown King Scramble 50K	50,00	×1
✓ 50	7/2/1998	20th Jed Smith Ultra Classic - 50 km Race	50,00	×1
51	2/8/1997	16th Skyline 50k Endurance Run	50,00	×1
52	22/3/1997	11th Crown King Scramble 50K	50,00	×1
53	23/3/1996	10th Crown King Scramble 50K	50,00	×1
54	10/12/1995	9th OTHTC High Desert 50K Ultra	50,00	×1
55	25/3/1995	9th Crown King Scramble 50K	50,00	×1
56	19/3/1994	8th Crown King Scramble 50K	50,00	×1
57	5/2/1994	16th Jed Smith Ultra Classic - 50 km Race	50,00	×1
58	12/12/1993	7th OTHTC High Desert 50K Ultra	50,00	×1
59	20/3/1993	7th Crown King Scramble 50K	50,00	×1
60	30/5/1992	3rd Shadow of the Giants 50K	50,00	×1
61	21/3/1992	6th Crown King Scramble 50K	50,00	×1
62	24/8/1991	Mule Run 50K	50,00	×1
63	13/4/1991	Cuyamaca 50 km Trail Race	50,00	×1
64	23/3/1991	5th Crown King Scramble 50K	50,00	×1
65	24/3/1990	4th Crown King Scramble 50K	50,00	×1