Jon Obst
ID 44178
Born : 1983 Cat. M40 Ultrarunner since 2005 USA
36
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
17,8%
Rank quotient ?This runner's calculation uses 36 eligible race(s): Σ(rank − 1) = 487; Σ finishers = 2 729. 487 / 2 729 × 100 = 17.85%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed36
Km — ultra races3 342 km
> 100 km11
> 160 km7
> 24h6
Longest race160,9 km
1st The Georgia Jewel 100 Mile Run — 24/9/2011

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road46,1%
Trail53,9%

Wins & podiums (ultra)

🏆 Win3
🏆 Win M4
🏅 Top 311
🏅 Top 3 M14
Longest winning streak2
Current streak0

Records

50 km4h16'53100 km15h38'3250 mi7h23'23100 mi21h43'0012 h111,06 km24 h160,90 km

HISTORY

36 race(s)
DateRacePerf.Rk
2014
18.01 24h USA3rd 24hrs of HOSTELity 79.501 km7
2013
06.07 24h USA2nd Merrill's Mile 24 Hour Run 129.079 km8
16.03 12h USA3rd A Stroll in The Park 12-Hour Endurance Run 92.826 km3 🥉
19.01 24h USA2nd 24hrs of HOSTELity 82.639 km13
2012
13.10 50mi USA3rd Endurance Challenge - Georgia Trail 50 Miles 11:55:31 h57
04.08 8h USA11th Hot to Trot 8 Hours Run 68.445 km10
06.05 24h USA4th North Coast 24 Hour Endurance Run Spring 160.902 km20
07.04 50mi USA33rd American River 50 Mile Endurance Run 7:29:16 h33
14.01 24h USA1st 24hrs of HOSTELity 106.699 km2 🥈
2011
24.09 100mi USA1st The Georgia Jewel 100 Mile Run 31:56:06 h19
25.06 8h USA9th Darkside 8 Hour Run 80.322 km2 🥈
05.03 100mi USA1st GUTS Reactor 100 Mile Run 29:30:55 h15
12.02 12h USA1st A Stroll in The Park 12-Hour Endurance Run 111.060 km4
08.01 50km USA18th Atlanta Fat Ass 50K 4:41:00 h1 🏆
2010
05.12 40mi USA21st Pine Mountain 40 Miles 6:27:57 h3 🥉
06.11 100mi USA3rd Pinhoti 100 Mile 26:12:34 h30
31.10 50km USA7th Pumpkin Butt 6:12:38 h5
07.08 8h USA9th Hot to Trot 8 Hours Run 85.528 km1 🏆
2009
06.12 40mi USA20th Pine Mountain 40 Miles 6:21:17 h1 🏆
01.08 8h USA8th Hot to Trot 8 Hours Run 86.212 km2 🥈
30.05 50km USA3rd SweetH2O 50 km 5:39:29 h34
21.02 100mi USA4th Iron Horse 100 Mile Endurance Run 21:43:00 h5
04.01 50km USA16th Atlanta Fat Ass 50K 4:22:24 h3 🥉
2008
20.12 100km USA1st Lookout Mountain 100 km Race 15:38:32 h26
08.11 100mi USA1st Pinhoti 100 Mile 27:36:00 h32
25.10 50km USA5th Pumpkin Butt 7:00:35 h8
27.09 24h USA3rd Hinson Lake 24 Hour Ultra Classic 154.271 km5
02.08 8h USA7th Hot to Trot 8 Hours Run 79.018 km2 🥈
26.04 50km USA2nd SweetH2O 50 km 5:50:59 h16
01.03 50mi USA27th Carl Touchstone Memorial Mississippi Trail 50 Mile 7:23:23 h4
26.01 50km USA14th Mountain Mist 50k 5:08:10 h28
06.01 50km USA15th Atlanta Fat Ass 50K 4:16:53 h2 🥈
2007
11.11 50km USA6th Peachtree City 50K 4:50:46 h10
04.08 8h USA6th Hot to Trot 8 Hours Run 75.429 km4
31.03 100mi USA13th Umstead Endurance Run 100 Miles 29:20:54 h101
2005
05.10 40mi USA1st Triple Lakes Trail Race 6:31:38 h7