Miriam Fein
ID 404680
Born : 1981 Cat. W45 Ultrarunner since 2013 USA
30
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
69,8%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 1 841; Σ finishers = 2 636. 1 841 / 2 636 × 100 = 69.84%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races2 214 km
> 100 km2
> 160 km1
Longest race164,2 km
14th Burning River 100 Mile Endurance Run — 22/8/2020

Km per year (ultra races)

180
3 races
2022
50
1 race
2023
2024
2025
80
1 race
2026

Race types (share of distance)

Road2,3%
Trail97,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0

Records

50 km5h48'04100 km17h00'5250 mi11h43'08

HISTORY

30 race(s)
DateRacePerf.Rk
2026
29.08 50mi USA22nd Baker Trail 50 Mile UltraChallenge 12:54:50 h91
2023
07.10 50km USA11th Tesla Hertz Run 50 km 7:27:54 h30
2022
27.08 50mi USA18th Baker Trail 50 Mile UltraChallenge 13:43:50 h66
04.06 50km USA10th Cayuga Trails 50 km Race 8:50:40 h103
07.05 50km USA12th Glacier Ridge Trail 50 km Ultramarathon 9:28:56 h48
2021
28.08 50mi USA17th Baker Trail 50 Mile UltraChallenge 12:10:22 h30
12.06 70.5mi USA42nd Laurel Highlands 70 Mile Ultra 19:49:01 h62
10.04 50km USA3rd Shore2Shore Trail Race 6:02:15 h54
2020
29.08 50mi USA16th Baker Trail 50 Mile UltraChallenge 13:09:43 h63
22.08 102mi USA14th Burning River 100 Mile Endurance Run 28:11:44 h55
2019
21.09 50km USA1st Yukon's Gold Rush 50km Race 7:14:01 h18
24.08 50mi USA15th Baker Trail 50 Mile UltraChallenge 11:53:30 h38
01.06 50mi USA7th Cayuga Trails 50 Mile Race 13:23:40 h71
11.05 50km USA10th Mayapple 50 km Trail Run 8:23:06 h13
23.03 50km USA12th Terrapin Mountain 50 km Race 7:36:42 h123
2018
01.12 100km USA3rd Devil Dog Ultra 100 km Race 18:11:13 h56
25.08 50mi USA14th Baker Trail 50 Mile UltraChallenge 11:43:08 h28
05.05 50km USA11th Endurance Challenge - New York Trail 50 km 7:53:41 h311
08.04 70km USA4th Paumanok Pursuit 70K Trail Run 9:48:38 h23
2017
02.12 100km USA2nd Devil Dog Ultra 100 km Race 17:00:52 h48
26.08 50mi USA13th Baker Trail 50 Mile UltraChallenge 12:52:10 h35
01.07 50km USA29th Finger Lakes Fifties 50 km Run 8:39:12 h75
03.06 50mi USA5th Cayuga Trails 50 Mile Race 14:17:58 h148
02.04 70km USA3rd Paumanok Pursuit 70K Trail Run 9:58:11 h22
2016
27.08 50mi USA12th Baker Trail 50 Mile UltraChallenge 13:15:01 h20
02.07 50km USA28th Finger Lakes Fifties 50 km Run 7:57:42 h71
2015
29.08 50mi USA11th Baker Trail 50 Mile UltraChallenge 13:14:49 h33
2014
23.08 50mi USA10th Baker Trail 50 Mile UltraChallenge 13:19:07 h46
2013
24.08 50mi USA9th Baker Trail 50 Mile UltraChallenge 13:11:03 h56
20.04 50km USA35th Sybil Ludington 50 km Run 5:48:04 h34