David Pirogowicz

Born : 1951 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

19,7%

Rank quotient ?This runner's calculation uses 69 eligible race(s): Σ(rank − 1) = 2 142; Σ finishers = 10 849. 2 142 / 10 849 × 100 = 19.74%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed69

Km — ultra races5 260 km

> 100 km10

> 160 km7

> 24h4

Longest race160,9 km

27th Western States 100 Mile Endurance Run — 24/6/2000

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road9,7%

Trail90,3%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 32

🏅 Top 3 M3

Longest winning streak0

Current streak0

Records

50 km4h14'06 100 km10h38'31 50 mi7h04'00 100 mi22h48'00 24 h155,30 km

HISTORY

69 race(s)

Date		Race	Perf.	Rk
2012
10.11	50km	1st Run D'Amore 50K Endurance Run	7:47:41 h	14
12.05	50mi	29th Quicksilver 50 Mile Endurance Run	11:22:30 h	56
2011
14.08	50km	10th Stevens Creek Striders 50K	7:56:32 h	41
16.07	50km	10th Tahoe Rim Trail 50km Endurance Runs	8:00:54 h	74
14.05	50km	16th McDonald Forest 50K Trail Run	6:17:34 h	89
2010
23.10	24h	5th San Francisco One Day, 24h	150.312 km	11
09.10	50mi	28th Dick Collins Firetrails 50 Mile	10:47:37 h	144
15.08	50km	9th Stevens Creek Striders 50K	7:36:12 h	44
17.07	50km	9th Tahoe Rim Trail 50km Endurance Runs	8:46:22 h	86
18.04	50km	3rd Skyline to the Sea 50km	5:55:45 h	90
2009
24.10	24h	4th San Francisco One Day, 24h	112.654 km	42
12.09	50km	8th Stevens Creek Striders 50K	6:39:52 h	20
26.04	50km	2nd Skyline to the Sea 50km	5:25:56 h	47
2008
25.10	24h	3rd San Francisco One Day, 24h	92.698 km	54
11.10	50mi	26th Dick Collins Firetrails 50 Mile	10:21:40 h	91
07.09	50km	7th Stevens Creek Striders 50K	7:23:34 h	20
19.07	50km	7th Tahoe Rim Trail 50km Endurance Runs	7:38:39 h	39
10.05	50km	25th Quicksilver 50 km Endurance Run	6:04:17 h	37
2007
03.11	50mi	12th Helen Klein Ultra Classic 50mi	11:35:50 h	116
08.09	50km	6th Stevens Creek Striders 50K	6:24:17 h	16
2006
13.05	50km	23rd Quicksilver 50 km Endurance Run	5:48:14 h	23
25.03	50km	5th Stevens Creek Striders 50K	6:22:30 h	18
2005
07.08	50km	24th Skyline 50k Endurance Run	5:17:46 h	27
16.07	50km	4th Tahoe Rim Trail 50km Endurance Runs	7:25:50 h	50
2004
05.09	50km	10th Run On The Sly 50 km	5:38:17 h	9
2002
18.05	50mi	9th Bishop High Sierra Ultramarathons 50 Miles	10:57:04 h	16
2001
09.12	50km	15th OTHTC High Desert 50K Ultra	4:14:06 h	11
13.10	50mi	19th Dick Collins Firetrails 50 Mile	9:43:49 h	35
2000
14.10	50mi	18th Dick Collins Firetrails 50 Mile	8:33:33 h	12
24.06	100mi	27th Western States 100 Mile Endurance Run	25:54:38 h	83
21.05	50km	13th Ohlone 50K Wilderness Run	6:09:09 h	6
06.05	100km	5th Miwok 100k Trail race	10:44:23 h	21
01.04	50mi	21st American River 50 Mile Endurance Run	8:14:19 h	37
11.03	50km	11th Way Too Cool 50K Endurance Run	4:46:06 h	45
1999
21.08	100mi	17th Leadville Trail 100 Mile	27:14:15 h	75
07.08	50km	18th Skyline 50k Endurance Run	4:47:37 h	30
01.05	100km	4th Miwok 100k Trail race	10:38:31 h	16
10.04	50mi	20th American River 50 Mile Endurance Run	7:29:02 h	37
13.03	50km	10th Way Too Cool 50K Endurance Run	4:31:47 h	39
1998
19.09	100mi	8th Superior Fall Trail Races 100 Mile	24:01:36 h	4
29.08	31.5mi	1st Tamalpa Headlands 50K	5:07:48 h	18
09.05	50mi	15th Quicksilver 50 Mile Endurance Run	7:45:55 h	4
14.03	50km	9th Way Too Cool 50K Endurance Run	4:33:29 h	30
1997
25.10	52.4mi	11th Sierra Nevada Endurance 52 Mile Run	8:32:54 h	13
31.08	50mi	3rd Run On The Sly 50 Mile	7:54:00 h	6
28.06	100mi	24th Western States 100 Mile Endurance Run	23:08:06 h	65
18.05	50km	10th Ohlone 50K Wilderness Run	5:18:19 h	4
03.05	100km	2nd Miwok 100k Trail race	10:55:03 h	5
15.03	50km	8th Way Too Cool 50K Endurance Run	4:21:22 h	26
1996
28.09	100mi	11th Angeles Crest 100 Mile	27:45:46 h	32
24.08	50km	2nd Point Reyes 50K	4:41:12 h	12
22.07	24h	1st Jim Skophammer/BAUR 24 Hour	155.301 km	9
24.05	50km	9th Ohlone 50K Wilderness Run	4:39:52 h	6
09.03	50km	7th Way Too Cool 50K Endurance Run	4:23:55 h	21
1995
25.11	28mi	11th Quad Dipsea Trail Run	5:06:39 h	26
28.10	52.4mi	9th Sierra Nevada Endurance 52 Mile Run	9:11:42 h	5
24.06	100mi	22nd Western States 100 Mile Endurance Run	25:00:28 h	44
13.05	50mi	12th Quicksilver 50 Mile Endurance Run	7:49:33 h	3 🥉
01.04	50mi	16th American River 50 Mile Endurance Run	7:04:00 h	23
11.03	50km	6th Way Too Cool 50K Endurance Run	4:29:59 h	21
1994
26.11	28mi	10th Quad Dipsea Trail Run	4:52:06 h	12
08.10	50mi	12th Dick Collins Firetrails 50 Mile	7:56:50 h	4
17.09	50km	Pacific Crest Trail 50 km	5:23:44 h	5
07.08	50km	13th Skyline 50k Endurance Run	4:19:42 h	6
18.06	100mi	5th Mohican Trail 100 Mile	22:48:00 h	3 🥉
07.05	50mi	11th Quicksilver 50 Mile Endurance Run	8:39:45 h	8
02.04	50mi	15th American River 50 Mile Endurance Run	7:24:47 h	45
1993
27.11	28mi	9th Quad Dipsea Trail Run	4:53:14 h	21
09.10	50mi	11th Dick Collins Firetrails 50 Mile	8:07:12 h	9

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	24/6/2000	27th Western States 100 Mile Endurance Run	160,93	×3
✓ 2	21/8/1999	17th Leadville Trail 100 Mile	160,93	×3
✓ 3	19/9/1998	8th Superior Fall Trail Races 100 Mile	160,93	×3
✓ 4	28/6/1997	24th Western States 100 Mile Endurance Run	160,93	×3
✓ 5	28/9/1996	11th Angeles Crest 100 Mile	160,93	×3
✓ 6	24/6/1995	22nd Western States 100 Mile Endurance Run	160,93	×3
✓ 7	18/6/1994	5th Mohican Trail 100 Mile	160,93	×3
✓ 8	22/7/1996	1st Jim Skophammer/BAUR 24 Hour	155,30	×3
✓ 9	23/10/2010	5th San Francisco One Day, 24h	150,31	×2
✓ 10	24/10/2009	4th San Francisco One Day, 24h	112,65	×2
✓ 11	6/5/2000	5th Miwok 100k Trail race	100,00	×1
✓ 12	1/5/1999	4th Miwok 100k Trail race	100,00	×1
✓ 13	3/5/1997	2nd Miwok 100k Trail race	100,00	×1
✓ 14	25/10/2008	3rd San Francisco One Day, 24h	92,70	×1
✓ 15	25/10/1997	11th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 16	28/10/1995	9th Sierra Nevada Endurance 52 Mile Run	84,33	×1
✓ 17	12/5/2012	29th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 18	9/10/2010	28th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 19	11/10/2008	26th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 20	3/11/2007	12th Helen Klein Ultra Classic 50mi	80,47	×1
✓ 21	18/5/2002	9th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 22	13/10/2001	19th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 23	14/10/2000	18th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 24	1/4/2000	21st American River 50 Mile Endurance Run	80,47	×1
✓ 25	10/4/1999	20th American River 50 Mile Endurance Run	80,47	×1
✓ 26	9/5/1998	15th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 27	31/8/1997	3rd Run On The Sly 50 Mile	80,47	×1
✓ 28	13/5/1995	12th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 29	1/4/1995	16th American River 50 Mile Endurance Run	80,47	×1
✓ 30	8/10/1994	12th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 31	7/5/1994	11th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 32	2/4/1994	15th American River 50 Mile Endurance Run	80,47	×1
✓ 33	9/10/1993	11th Dick Collins Firetrails 50 Mile	80,47	×1
✓ 34	29/8/1998	1st Tamalpa Headlands 50K	50,69	—
✓ 35	10/11/2012	1st Run D'Amore 50K Endurance Run	50,00	—
✓ 36	14/8/2011	10th Stevens Creek Striders 50K	50,00	—
✓ 37	16/7/2011	10th Tahoe Rim Trail 50km Endurance Runs	50,00	—
✓ 38	14/5/2011	16th McDonald Forest 50K Trail Run	50,00	—
✓ 39	15/8/2010	9th Stevens Creek Striders 50K	50,00	—
✓ 40	17/7/2010	9th Tahoe Rim Trail 50km Endurance Runs	50,00	—
✓ 41	18/4/2010	3rd Skyline to the Sea 50km	50,00	—
✓ 42	12/9/2009	8th Stevens Creek Striders 50K	50,00	—
✓ 43	26/4/2009	2nd Skyline to the Sea 50km	50,00	—
✓ 44	7/9/2008	7th Stevens Creek Striders 50K	50,00	—
✓ 45	19/7/2008	7th Tahoe Rim Trail 50km Endurance Runs	50,00	—
✓ 46	10/5/2008	25th Quicksilver 50 km Endurance Run	50,00	—
✓ 47	8/9/2007	6th Stevens Creek Striders 50K	50,00	—
✓ 48	13/5/2006	23rd Quicksilver 50 km Endurance Run	50,00	—
✓ 49	25/3/2006	5th Stevens Creek Striders 50K	50,00	—
✓ 50	7/8/2005	24th Skyline 50k Endurance Run	50,00	—
51	16/7/2005	4th Tahoe Rim Trail 50km Endurance Runs	50,00	—
52	5/9/2004	10th Run On The Sly 50 km	50,00	—
53	9/12/2001	15th OTHTC High Desert 50K Ultra	50,00	—
54	21/5/2000	13th Ohlone 50K Wilderness Run	50,00	—
55	11/3/2000	11th Way Too Cool 50K Endurance Run	50,00	—
56	7/8/1999	18th Skyline 50k Endurance Run	50,00	—
57	13/3/1999	10th Way Too Cool 50K Endurance Run	50,00	—
58	14/3/1998	9th Way Too Cool 50K Endurance Run	50,00	—
59	18/5/1997	10th Ohlone 50K Wilderness Run	50,00	—
60	15/3/1997	8th Way Too Cool 50K Endurance Run	50,00	—
61	24/8/1996	2nd Point Reyes 50K	50,00	—
62	24/5/1996	9th Ohlone 50K Wilderness Run	50,00	—
63	9/3/1996	7th Way Too Cool 50K Endurance Run	50,00	—
64	11/3/1995	6th Way Too Cool 50K Endurance Run	50,00	—
65	17/9/1994	Pacific Crest Trail 50 km	50,00	—
66	7/8/1994	13th Skyline 50k Endurance Run	50,00	—
67	25/11/1995	11th Quad Dipsea Trail Run	45,06	—
68	26/11/1994	10th Quad Dipsea Trail Run	45,06	—
69	27/11/1993	9th Quad Dipsea Trail Run	45,06	—