Brianna Santos
ID 1709443
Born : 1987 Cat. W35 Ultrarunner since 2022 USA
30
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
48
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
50,0%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 2 548; Σ finishers = 5 091. 2 548 / 5 091 × 100 = 50.05%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races2 743 km
> 100 km8
> 160 km6
> 24h1
Longest race160,9 km
25th Tahoe Rim Trail 100M Endurance Run — 18/7/2026

Km per year (ultra races)

180
3 races
2022
442
6 races
2023
905
10 races
2024
763
7 races
2025
291
3 races
2026

Race types (share of distance)

Road6,5%
Trail93,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F4
Longest winning streak0
Current streak0

Records

50 km5h31'12100 km13h25'5750 mi9h43'39100 mi24h39'2112 h54,23 km24 h129,50 km

HISTORY

30 race(s)
DateRacePerf.Rk
2026
02.08 50km USA45th Skyline 50k Endurance Run 6:37:12 h91
18.07 100mi USA25th Tahoe Rim Trail 100M Endurance Run 32:59:22 h67
14.03 50mi USA14th Marin Ultra Challenge 50 Mile Race 10:49:00 h61
2025
14.06 100mi USA15th Cool Moon 100 Mile Endurance Run 27:39:52 h13
06.06 100mi USA24th San Diego 100 Mile Endurance Run 30:04:23 h68
10.05 100km USA42nd Quicksilver 100 km Endurance Run 15:07:30 h71
03.05 100km USA28th Miwok 100k Trail Race 13:25:57 h114
12.04 50mi USA17th Lake Sonoma 50 Mile Race 11:46:54 h60
08.03 50mi USA13th Marin Ultra Challenge 50 Mile Race 10:32:03 h37
25.01 50miles USA2nd Monterey Ultra 9:45:16 h19
2024
31.12 24h USA14th New Years One Day 24 Hour Run 129.503 km10
23.11 55km USA4th Golden Gate Trail Classic 50 km Race 8:43:55 h244
02.11 100mi USA24th Rio Del Lago 100 Mile Endurance Run 26:24:09 h95
26.10 159.2km USA22nd Javelina Jundred 100 Mile Endurance Run 24:39:21 h186
12.10 50km USA38th Ruth Anderson Ultra 50km 5:31:12 h36
29.09 100km USA42nd Dick Collins Firetrails 100 km 14:37:08 h5
04.08 50km USA43rd Skyline 50k Endurance Run 6:33:56 h61
04.05 100km USA27th Miwok 100k Trail Race 14:48:09 h157
24.02 50km USA1st The Big Alta 6:59:45 h117
13.01 50km USA3rd Meat Grinder Trail Race 5:41:33 h7
2023
04.11 100mi USA23rd Rio Del Lago 100 Mile Endurance Run 24:57:56 h62
30.09 50mi USA41st Dick Collins Firetrails 50 Mile 9:58:38 h16
19.08 31.5mi USA22nd Tamalpa Headlands 50K 6:32:25 h106
08.07 12h USA14th Dirty Dozen 12h Endurance Run 54.234 km46
17.06 46km USA8th The Broken Arrow Skyrace 10:21:01 h473
08.04 50km USA14th Diablo Trails Challenge 7:21:36 h44
2022
05.06 50km USA2nd Spartan Trail Monterey 50 km Race 8:58:57 h7
02.04 50mi USA42th American River 50 Mile Endurance Run 9:43:39 h26
05.03 50km USA32nd Way Too Cool 50K Endurance Run 5:40:46 h170
Unknown date
— 100mi USA16th Pine to Palm 100 Mile Endurance Run 31:55:25 h109