Nadia Costa

Born : 1971 Cat. W55 Ultrarunner since 2002

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

79,0%

Rank quotient ?This runner's calculation uses 81 eligible race(s): Σ(rank − 1) = 10 105; Σ finishers = 12 798. 10 105 / 12 798 × 100 = 78.96%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed81

Km — ultra races5 663 km

> 100 km8

> 160 km8

Longest race160,9 km

Bighorn Mountain Wild & Scenic 100 Mile Trail Run — 20/6/2014

Km per year (ultra races)

150

2022

2023

226

2024

184

2025

234

2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F1

🏅 Top 30

🏅 Top 3 F2

Longest winning streak0

Current streak0

Records

50 km5h50'43 100 km15h45'37 50 mi10h51'22 100 mi30h04'00

HISTORY

81 race(s)

Date		Race	Perf.	Rk
2026
19.06	52mi	34th Bighorn Mountain Wild & Scenic 50mi Trail Run	14:44:08 h	119
01.05	100km	6th Coyote Two Moon Ultras 100 km	32:09:00 h	11
04.04	50km	17th Diablo Trails Challenge	9:09:56 h	104
2025
21.06	52mi	33rd Bighorn Mountain Wild & Scenic 50mi Trail Run	14:34:18 h	100
05.04	50km	16th Diablo Trails Challenge	9:37:18 h	85
01.03	50km	35th Way Too Cool 50K Endurance Run	7:40:43 h	220
2024
20.07	50mi	23th Tahoe Rim Trail 50M Endurance Run	22:33:59 h	127
22.06	46km	9th The Broken Arrow Skyrace	11:27:45 h	482
06.04	50km	15th Diablo Trails Challenge	9:25:32 h	110
16.03	50km	7th Ruck a Chuck 50K	8:14:31 h	68
2023
17.06	46km	8th The Broken Arrow Skyrace	10:42:06 h	491
13.05	50km	40th Quicksilver 50 km Endurance Run	9:47:08 h	120
2022
26.11	28mi	37th Quad Dipsea Trail Run	8:15:11 h	257
28.05	55km	2nd Lake Sonoma 100K & 50K	10:39:58 h	52
23.04	50km	9th The Canyons Endurance 50 km Run	9:36:54 h	167
2021
27.11	28mi	36th Quad Dipsea Trail Run	8:33:48 h	248
15.08	50km	8th Marlette Lake Tahoe 50K	8:08:36 h	74
22.05	50mi	25th Bishop High Sierra Ultramarathons 50 Miles	14:49:49 h	48
2019
30.11	28mi	35th Quad Dipsea Trail Run	8:04:22 h	224
01.06	100km	23rd Bishop High Sierra Ultramarathons 100 km	19:08:27 h	29
18.05	50mi	34th Silver State 50 Mile	13:58:54 h	75
13.04	50km	11th Diablo Trails Challenge	8:39:17 h	100
2018
24.11	28mi	34th Quad Dipsea Trail Run	7:45:05 h	200
21.07	50mi	17th Tahoe Rim Trail 50M Endurance Run	15:17:49 h	127
19.05	50mi	33rd Silver State 50 Mile	14:06:05 h	79
14.04	50km	10th Diablo Trails Challenge	8:41:45 h	84
2017
25.11	28mi	33rd Quad Dipsea Trail Run	7:47:06 h	226
09.09	50mi	11th Headlands Hundred 50 Mile Endurance Run	14:42:18 h	77
13.05	100km	34th Quicksilver 100 km Endurance Run	17:17:37 h	158
15.04	50km	9th Diablo Trails Challenge	8:25:43 h	90
2016
26.11	28mi	32nd Quad Dipsea Trail Run	8:08:45 h	238
14.05	100km	33rd Quicksilver 100 km Endurance Run	16:45:56 h	165
17.04	50km	8th Diablo Trails Challenge	8:37:41 h	113
2015
28.11	28mi	31st Quad Dipsea Trail Run	7:42:42 h	229
02.05	100km	2nd The Canyons Endurance 100 km Run	20:50:12 h	81
2014
29.11	28mi	30th Quad Dipsea Trail Run	7:41:56 h	194
20.06	100mi	Bighorn Mountain Wild & Scenic 100 Mile Trail Run	33:34:48 h	138
10.05	100km	31st Quicksilver 100 km Endurance Run	15:45:37 h	63
19.04	50km	6th Diablo Trails Challenge	7:02:33 h	72
08.03	50km	25th Way Too Cool 50K Endurance Run	6:23:53 h	577
2013
30.11	28mi	29th Quad Dipsea Trail Run	7:46:53 h	210
24.08	100mi	15th Cascade Crest Classic 100 Mile	30:16:55 h	81
02.06	50km	13th Mount Diablo 50k	9:05:25 h	12
11.05	50km	30th Quicksilver 50 km Endurance Run	6:34:05 h	49
2012
15.09	100mi	6th Headlands Hundred 100 Mile Endurance Run	33:08:00 h	18
02.06	60km	12th Mount Diablo 60k	10:46:36 h	11
2011
27.08	100mi	13th Cascade Crest Classic 100 Mile	31:04:16 h	100
16.07	50mi	5th Headlands Hundred 50 Mile Endurance Run	12:46:30 h	70
18.06	50km	8th Pacifica 50 km Trail Run - Summer Edition	7:08:03 h	24
01.05	60km	11th Mount Diablo 60k	10:20:16 h	21
2010
16.10	50km	10th Mount Diablo 50K	8:41:28 h	18
17.07	50mi	4th Headlands Hundred 50 Mile Endurance Run	13:35:44 h	80
05.06	50km	10th Mount Diablo 50K	9:26:16 h	54
27.02	50km	6th Sequoia Trail Run	8:00:36 h	99
2009
28.11	28mi	25th Quad Dipsea Trail Run	7:00:28 h	137
08.08	100mi	3rd Headlands Hundred 100 Mile Endurance Run	31:24:59 h	40
19.04	50mi	7th Diablo Endurance Run	16:25:46 h	101
2008
29.11	28mi	24th Quad Dipsea Trail Run	6:44:39 h	147
08.06	50km	8th Mount Diablo 50K	8:44:11 h	55
2007
24.11	28mi	23rd Quad Dipsea Trail Run	7:53:56 h	213
11.08	100mi	1st Headlands Hundred 100 Mile Endurance Run	30:42:58 h	25
02.06	50km	7th Mount Diablo 50K	8:55:42 h	35
29.04	50mi	5th Diablo Endurance Run	14:26:49 h	60
10.03	50km	18th Way Too Cool 50K Endurance Run	6:27:00 h	310
2006
25.11	28mi	22nd Quad Dipsea Trail Run	7:01:48 h	165
21.10	100mi	5th San Diego 100 Mile Endurance Run	30:04:00 h	44
23.09	50km	6th Mount Diablo 50K	8:41:33 h	15
10.06	50km	6th Mount Diablo 50K	8:33:11 h	31
07.05	50mi	4th Diablo Endurance Run	14:35:10 h	24
11.03	50km	17th Way Too Cool 50K Endurance Run	9:16:10 h	380
2005
26.11	28mi	21st Quad Dipsea Trail Run	6:37:47 h	124
20.08	100km	4th Where's Waldo 100K Ultramarathon	19:59:11 h	37
04.06	50km	5th Mount Diablo 50K	8:05:00 h	20
2004
13.03	50km	15th Way Too Cool 50K Endurance Run	8:06:53 h	476
07.02	50km	3rd Woodside Trail Run 50K	6:42:05 h	53
2003
29.11	28mi	19th Quad Dipsea Trail Run	6:31:45 h	133
27.09	100mi	17th Angeles Crest 100 Mile	32:00:35 h	58
07.06	50km	3rd Mount Diablo 50K	7:32:11 h	13
10.05	50mi	20th Quicksilver 50 Mile Endurance Run	10:51:22 h	29
08.03	50km	14th Way Too Cool 50K Endurance Run	6:09:57 h	312
2002
04.08	50km	21st Skyline 50k Endurance Run	5:50:43 h	80

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	20/6/2014	Bighorn Mountain Wild & Scenic 100 Mile Trail Run	160,93	×3
✓ 2	24/8/2013	15th Cascade Crest Classic 100 Mile	160,93	×3
✓ 3	15/9/2012	6th Headlands Hundred 100 Mile Endurance Run	160,93	×3
✓ 4	27/8/2011	13th Cascade Crest Classic 100 Mile	160,93	×3
✓ 5	8/8/2009	3rd Headlands Hundred 100 Mile Endurance Run	160,93	×3
✓ 6	11/8/2007	1st Headlands Hundred 100 Mile Endurance Run	160,93	×3
✓ 7	21/10/2006	5th San Diego 100 Mile Endurance Run	160,93	×3
✓ 8	27/9/2003	17th Angeles Crest 100 Mile	160,93	×3
✓ 9	1/5/2026	6th Coyote Two Moon Ultras 100 km	100,00	×2
✓ 10	1/6/2019	23rd Bishop High Sierra Ultramarathons 100 km	100,00	×2
✓ 11	13/5/2017	34th Quicksilver 100 km Endurance Run	100,00	×2
✓ 12	14/5/2016	33rd Quicksilver 100 km Endurance Run	100,00	×2
✓ 13	2/5/2015	2nd The Canyons Endurance 100 km Run	100,00	×2
✓ 14	10/5/2014	31st Quicksilver 100 km Endurance Run	100,00	×2
✓ 15	20/8/2005	4th Where's Waldo 100K Ultramarathon	100,00	×2
✓ 16	19/6/2026	34th Bighorn Mountain Wild & Scenic 50mi Trail Run	83,69	×1
✓ 17	21/6/2025	33rd Bighorn Mountain Wild & Scenic 50mi Trail Run	83,69	×1
✓ 18	20/7/2024	23th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 19	22/5/2021	25th Bishop High Sierra Ultramarathons 50 Miles	80,47	×1
✓ 20	18/5/2019	34th Silver State 50 Mile	80,47	×1
✓ 21	21/7/2018	17th Tahoe Rim Trail 50M Endurance Run	80,47	×1
✓ 22	19/5/2018	33rd Silver State 50 Mile	80,47	×1
✓ 23	9/9/2017	11th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 24	16/7/2011	5th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 25	17/7/2010	4th Headlands Hundred 50 Mile Endurance Run	80,47	×1
✓ 26	19/4/2009	7th Diablo Endurance Run	80,47	×1
✓ 27	29/4/2007	5th Diablo Endurance Run	80,47	×1
✓ 28	7/5/2006	4th Diablo Endurance Run	80,47	×1
✓ 29	10/5/2003	20th Quicksilver 50 Mile Endurance Run	80,47	×1
✓ 30	2/6/2012	12th Mount Diablo 60k	60,00	×1
✓ 31	1/5/2011	11th Mount Diablo 60k	60,00	×1
✓ 32	28/5/2022	2nd Lake Sonoma 100K & 50K	55,00	×1
✓ 33	4/4/2026	17th Diablo Trails Challenge	50,00	×1
✓ 34	5/4/2025	16th Diablo Trails Challenge	50,00	×1
✓ 35	1/3/2025	35th Way Too Cool 50K Endurance Run	50,00	×1
✓ 36	6/4/2024	15th Diablo Trails Challenge	50,00	×1
✓ 37	16/3/2024	7th Ruck a Chuck 50K	50,00	×1
✓ 38	13/5/2023	40th Quicksilver 50 km Endurance Run	50,00	×1
✓ 39	23/4/2022	9th The Canyons Endurance 50 km Run	50,00	×1
✓ 40	15/8/2021	8th Marlette Lake Tahoe 50K	50,00	×1
✓ 41	13/4/2019	11th Diablo Trails Challenge	50,00	×1
✓ 42	14/4/2018	10th Diablo Trails Challenge	50,00	×1
✓ 43	15/4/2017	9th Diablo Trails Challenge	50,00	×1
✓ 44	17/4/2016	8th Diablo Trails Challenge	50,00	×1
✓ 45	19/4/2014	6th Diablo Trails Challenge	50,00	×1
✓ 46	8/3/2014	25th Way Too Cool 50K Endurance Run	50,00	×1
✓ 47	2/6/2013	13th Mount Diablo 50k	50,00	×1
✓ 48	11/5/2013	30th Quicksilver 50 km Endurance Run	50,00	×1
✓ 49	18/6/2011	8th Pacifica 50 km Trail Run - Summer Edition	50,00	×1
✓ 50	16/10/2010	10th Mount Diablo 50K	50,00	×1
51	5/6/2010	10th Mount Diablo 50K	50,00	×1
52	27/2/2010	6th Sequoia Trail Run	50,00	×1
53	8/6/2008	8th Mount Diablo 50K	50,00	×1
54	2/6/2007	7th Mount Diablo 50K	50,00	×1
55	10/3/2007	18th Way Too Cool 50K Endurance Run	50,00	×1
56	23/9/2006	6th Mount Diablo 50K	50,00	×1
57	10/6/2006	6th Mount Diablo 50K	50,00	×1
58	11/3/2006	17th Way Too Cool 50K Endurance Run	50,00	×1
59	4/6/2005	5th Mount Diablo 50K	50,00	×1
60	13/3/2004	15th Way Too Cool 50K Endurance Run	50,00	×1
61	7/2/2004	3rd Woodside Trail Run 50K	50,00	×1
62	7/6/2003	3rd Mount Diablo 50K	50,00	×1
63	8/3/2003	14th Way Too Cool 50K Endurance Run	50,00	×1
64	4/8/2002	21st Skyline 50k Endurance Run	50,00	×1
65	22/6/2024	9th The Broken Arrow Skyrace	46,00	—
66	17/6/2023	8th The Broken Arrow Skyrace	46,00	—
67	26/11/2022	37th Quad Dipsea Trail Run	45,06	—
68	27/11/2021	36th Quad Dipsea Trail Run	45,06	—
69	30/11/2019	35th Quad Dipsea Trail Run	45,06	—
70	24/11/2018	34th Quad Dipsea Trail Run	45,06	—
71	25/11/2017	33rd Quad Dipsea Trail Run	45,06	—
72	26/11/2016	32nd Quad Dipsea Trail Run	45,06	—
73	28/11/2015	31st Quad Dipsea Trail Run	45,06	—
74	29/11/2014	30th Quad Dipsea Trail Run	45,06	—
75	30/11/2013	29th Quad Dipsea Trail Run	45,06	—
76	28/11/2009	25th Quad Dipsea Trail Run	45,06	—
77	29/11/2008	24th Quad Dipsea Trail Run	45,06	—
78	24/11/2007	23rd Quad Dipsea Trail Run	45,06	—
79	25/11/2006	22nd Quad Dipsea Trail Run	45,06	—
80	26/11/2005	21st Quad Dipsea Trail Run	45,06	—
81	29/11/2003	19th Quad Dipsea Trail Run	45,06	—