Maili Costa
ID 818680
Born : 1978 Cat. W45 Ultrarunner since 2016 USA
20
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
31
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
1
Countries visited ?USAUnited States
66,8%
Rank quotient ?This runner's calculation uses 20 eligible race(s): Σ(rank − 1) = 1 515; Σ finishers = 2 268. 1 515 / 2 268 × 100 = 66.80%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed20
Km — ultra races1 302 km
> 100 km1
> 160 km1
> 24h3
> 48h1
Longest race160,9 km
14th Javelina Jundred 100 Mile Endurance Run — 29/10/2016

Km per year (ultra races)

81
1 race
2022
51
1 race
2023
66
1 race
2024
2025
50
1 race
2026

Race types (share of distance)

Road5,1%
Trail94,9%

Records

50 km6h31'16100 km16h46'5450 mi13h13'52100 mi26h25'346 h52,67 km24 h65,74 km48 h80,82 km

HISTORY

20 race(s)
DateRacePerf.Rk
2026
18.07 50km USA25th Tahoe Rim Trail 55km Endurance Run 10:56:31 h129
2024
20.09 24h USA1st Mile Madness Endurance Run 24h 65.741 km11
2023
23.09 24h USA5th Ride To Walk 24 Hour Endurance Race 50.871 km11
2022
24.09 48h USA4th Ride To Walk 48 Hour Endurance Race 80.821 km14
2019
26.10 100km USA17th Javelina Jundred 100 km Endurance Run 16:46:54 h117
09.03 55km USA6th Antelope Canyon 55 km Race 11:42:47 h289
2018
06.10 50km USA10th Skyline to the Sea 50km 7:30:15 h132
01.09 50mi USA12th Headlands Hundred 50 Mile Endurance Run 13:13:52 h26
06.01 50km USA3rd Eldrith Gosney’s Pure Ultra 8:38:38 h32
2017
23.09 50km USA6th Berkeley Trail Adventure 8:25:37 h54
08.07 50km USA7th Golden Gate 50 km Summer Trail Run 7:37:07 h26
29.04 100km USA4th The Canyons Endurance 100 km Run 18:53:50 h221
09.04 50km USA3rd Woodside Purisima Creek Crossover 6:46:09 h50
11.03 50km USA6th Marin Ultra Challenge 50 km Race 6:31:16 h106
25.02 55km USA4th Antelope Canyon 55 km Race 8:13:40 h93
2016
29.10 100mi USA14th Javelina Jundred 100 Mile Endurance Run 26:25:34 h138
18.09 50km USA6th Coastal 50 km Trail Run 7:40:38 h29
23.07 50km USA10th Salt Point Trail Run 7:32:04 h21
09.07 6h USA7th Dirty Dozen 6h Endurance Run 52.673 km10
11.06 50km USA5th Rodeo Valley 50 km Trail Run 6:44:40 h26