Mary Nienaber
ID 897857
Born : 1971 Cat. W55 Ultrarunner since 2016 USA
26
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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
30,6%
Rank quotient ?This runner's calculation uses 26 eligible race(s): Σ(rank − 1) = 849; Σ finishers = 2 773. 849 / 2 773 × 100 = 30.62%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed26
Km — ultra races2 208 km
> 100 km2
> 160 km2
> 200 km1
Longest race500,0 km
18th Last Annual Vol-State 500K Endurance Run — 13/7/2023

Km per year (ultra races)

2022
500
1 race
2023
2024
2025
2026

Race types (share of distance)

Road45,5%
Trail54,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F3
🏅 Top 32
🏅 Top 3 F9
Longest winning streak0
Current streak0

Records

50 km5h59'51100 km14h30'4150 mi8h45'19100 mi21h03'506 h54,72 km

HISTORY

26 race(s)
DateRacePerf.Rk
2023
13.07 500km USA18th Last Annual Vol-State 500K Endurance Run 5d 03:45:20 h7
2021
23.10 50km USA1st Mammoth Cave 50km Race 5:59:51 h15
01.05 50mi USA5th Dark Sky 50 11:55:24 h55
27.03 50mi USA1st Rim Runner 50 Mile Trail Race 12:44:00 h20
2020
12.12 50km USA7th Bell Ringer 50k Trail Run 6:46:53 h38
19.09 50km USA7th The Barkley Fall Classic 12:18:11 h84
14.03 50mi USA17th Land Between The Lakes 50 Mile Trail Run 10:38:45 h17
08.02 50km USA17th Louisville's Love'n the Hills (LLTH 50K) 6:58:35 h44
2019
14.12 50km USA6th Bell Ringer 50k Trail Run 6:11:16 h18
09.11 50mi USA6th Tunnel Hill 50 Mile Race 8:45:19 h54
21.09 50km USA6th The Barkley Fall Classic 11:34:43 h54
24.08 100km USA3rd Shawnee Hills 100 - 100 km 14:30:41 h2 🥈
04.05 40mi USA41st Strolling Jim 40 Mile 7:44:08 h83
09.03 50mi USA16th Land Between The Lakes 50 Mile Trail Run 10:01:59 h24
09.02 50km USA16th Louisville's Love'n the Hills (LLTH 50K) 7:52:44 h61
2018
10.11 100mi USA5th Tunnel Hill 100 Mile Race 21:03:50 h38
25.08 100km USA2nd Shawnee Hills 100 - 100 km 15:58:25 h5
05.05 40mi USA40th Strolling Jim 40 Mile 7:16:41 h57
10.03 50mi USA15th Land Between The Lakes 50 Mile Trail Run 9:33:05 h21
17.02 6h USA1st Paradise Ultra 6 Hour Run 54.717 km7
2017
09.12 50km USA4th Bell Ringer 50k Trail Run 6:08:13 h30
11.11 50mi USA4th Tunnel Hill 50 Mile Race 9:21:24 h64
30.09 50km USA1st Moonbow Ultra Race 7:51:28 h10
26.08 50km USA1st Shawnee Hills 100 - 50 km 6:54:36 h3 🥉
04.02 50km USA14th Louisville's Love'n the Hills (LLTH 50K) 7:02:34 h48
2016
10.12 50km USA3rd Bell Ringer 50k Trail Run 6:18:43 h16