Stephan Dobson
ID 100142
Born : 1961 Cat. M65 Ultrarunner since 2007 USA
50
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
28,2%
Rank quotient ?This runner's calculation uses 61 eligible race(s): Σ(rank − 1) = 3 383; Σ finishers = 12 016. 3 383 / 12 016 × 100 = 28.15%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed61
Km — ultra races4 236 km
> 100 km6
> 160 km6
> 24h2
Longest race163,3 km
2nd Dark Anchors — 19/1/2024

Km per year (ultra races)

50
1 race
2022
100
2 races
2023
244
2 races
2024
2025
2026

Race types (share of distance)

Road3,9%
Trail94,9%
Elim.1,3%

Records

50 km4h25'19100 km17h04'5450 mi8h37'36100 mi23h13'296 h45,87 km12 h88,51 km24 h77,25 kmBackyard8 loops

HISTORY

61 race(s)
DateRacePerf.Rk
2024
19.05 50mi USA3rd Highball to Thurmond Ultra 50 Miles 12.75h 11:37:29 h15
19.01 34h USA2nd Dark Anchors 163.348 km11
2023
27.05 6h USA5th Cow Bone 6 Hour Trail Run 45.866 km17
20.05 Backyard Ultra USA4th More Miles Last One Standing Challenge 53.648 km (8h)5
2022
03.06 50km USA5th Dam Yeti 50 km Race 5:45:55 h15
2020
07.03 50km USA16th Seneca Creek Greenway Trail 50k 7:42:28 h134
2019
02.11 100mi USA12th Pinhoti 100 Mile 29:49:25 h123
05.10 50km USA6th PB&J Fat Ass 50K 7:14:00 h30
25.05 24h USA1st Cow Bone 24 Hour Trail Run 77.248 km14
27.04 100mi USA7th C&O Canal 100 Mile 23:13:29 h24
2018
17.11 50mi USA9th Stone Mill 50 Mile Run 12:13:55 h142
14.07 50km USA23rd Catoctin 50k Trail Run 9:06:25 h117
2017
29.04 50km USA10th Endurance Challenge - Washington D.C. Trail 50 km 5:39:01 h65
2016
05.03 50km USA12th Seneca Creek Greenway Trail 50k 6:12:43 h40
2015
14.11 50mi USA6th Stone Mill 50 Mile Run 8:57:15 h29
11.07 50km USA20th Catoctin 50k Trail Run 6:28:26 h19
03.01 50km USA4th PHUNT 50K Run 7:43:54 h102
2014
13.12 100km USA12th Hellgate 100 km 17:04:54 h107
01.11 50mi USA32nd Mountain Masochist 50 Mile Trail Run 10:48:28 h121
03.10 100mi USA6th Grindstone 100 Mile 29:40:28 h93
31.08 12h USA5th Labor Pain 12 Hour Endurance Trail Run 88.513 km9
26.07 50km USA19th Catoctin 50k Trail Run 6:19:42 h13
26.04 50km USA14th Promise Land 50K++ 6:44:05 h119
22.03 50km USA7th Terrapin Mountain 50 km Race 5:57:40 h67
15.02 50km USA19th Holiday Lake 50K++ 6:24:17 h82
2013
09.11 50km USA4th Rosaryville Veterans Day 50K 4:25:19 h12
02.11 50mi USA31st Mountain Masochist 50 Mile Trail Run 9:38:45 h66
01.09 12h USA4th Labor Pain 12 Hour Endurance Trail Run 64.373 km56
27.07 50km USA18th Catoctin 50k Trail Run 8:05:09 h100
27.04 50km USA13th Promise Land 50K++ 6:42:40 h91
23.03 50km USA6th Terrapin Mountain 50 km Race 6:00:33 h82
09.02 50km USA18th Holiday Lake 50K++ 5:23:18 h107
2012
02.09 12h USA3rd Labor Pain 12 Hour Endurance Trail Run 64.373 km74
28.07 50km USA17th Catoctin 50k Trail Run 6:40:30 h19
23.06 50km USA1st Eastern Divide Ultra 5:08:50 h15
19.05 50km USA14th Capon Valley 50K Run 5:01:56 h17
03.03 50km USA8th Seneca Creek Greenway Trail 50k 6:44:18 h96
2011
12.11 50km USA2nd Rosaryville Veterans Day 50K 4:38:09 h12
08.10 100mi USA3rd Oil Creek 100 Miles Trail Run 24:54:31 h21
04.09 12h USA2nd Labor Pain 12 Hour Endurance Trail Run 88.513 km11
30.07 50km USA16th Catoctin 50k Trail Run 7:03:35 h25
09.04 50mi USA19th Bull Run Run 50 Miler 10:34:40 h177
26.03 50mi USA7th Bel Monte 50 Mile Endurance Run 10:55:20 h22
05.03 50km USA7th Seneca Creek Greenway Trail 50k 4:47:48 h19
26.02 50km USA3rd Hashawha Hills 50 km Trail Run 5:20:43 h17
2010
20.11 50mi USA48th JFK 50 Mile 8:37:36 h173
16.10 100mi USA2nd Oil Creek 100 Miles Trail Run 24:47:53 h24
05.09 12h USA1st Labor Pain 12 Hour Endurance Trail Run 80.467 km23
31.07 50km USA15th Catoctin 50k Trail Run 6:20:08 h15
20.03 50km USA22nd The HAT Run 50K 5:19:27 h34
06.03 50km USA6th Seneca Creek Greenway Trail 50k 6:21:56 h66
2009
07.11 50mi USA27th Mountain Masochist 50 Mile Trail Run 9:17:43 h39
12.09 50km USA25th Groundhog Fall 50K 4:28:57 h6
01.08 50km USA14th Catoctin 50k Trail Run 5:49:25 h6
11.07 50km USA15th Rattlesnake Trail 50K Ultrarun 5:01:10 h4
09.05 50km USA11th Capon Valley 50K Run 5:24:04 h20
31.03 50km USA21th The HAT Run 50K 5:29:11 h65
2008
02.08 50km USA13th Catoctin 50k Trail Run 6:49:03 h33
29.03 50km USA20th The HAT Run 50K 5:34:45 h71
2007
17.11 50mi USA45th JFK 50 Mile 9:23:58 h274
04.08 50km USA12th Catoctin 50k Trail Run 7:20:04 h39