Michael Smithson
ID 64765
Born : 1959 Cat. M65 Ultrarunner since 2005 USA
29
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
65,5%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 2 005; Σ finishers = 3 060. 2 005 / 3 060 × 100 = 65.52%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed29
Km — ultra races2 104 km
> 100 km5
> 160 km5
Longest race160,9 km
2nd Pinhoti 100 Mile — 7/11/2009

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road5,1%
Trail94,9%

Records

50 km6h19'4950 mi10h25'39100 mi27h40'42

HISTORY

29 race(s)
DateRacePerf.Rk
2017
27.05 50km USA5th Rockin Choccolocco 50K 7:30:18 h37
25.03 33mi USA18th Oak Mountain 50km Race 7:37:52 h38
2016
17.07 8h USA15th Hot to Trot 8 Hours Run 56.970 km38
28.05 50km USA4th Rockin Choccolocco 50K 7:18:02 h29
16.04 50km USA10th SweetH2O 50 km 8:46:00 h66
2010
03.04 50km USA4th SweetH2O 50 km 7:24:46 h75
20.03 33mi USA11th Oak Mountain 50km Race 6:55:55 h43
27.02 50km USA5th Mount Cheaha 50K UltraMarathon Race 7:51:55 h110
2009
07.11 100mi USA2nd Pinhoti 100 Mile 28:29:13 h33
03.10 50km USA8th Rock/Creek StumpJump 50K 7:31:22 h159
01.08 100mi USA3rd Burning River 100 Mile Endurance Run 27:40:42 h60
30.05 50km USA3rd SweetH2O 50 km 7:29:32 h135
03.05 34mi USA2nd Buncombe 55K Ultra Trail Run 7:26:00 h34
21.03 33mi USA10th Oak Mountain 50km Race 7:06:50 h65
28.02 50km USA4th Mount Cheaha 50K UltraMarathon Race 7:41:09 h88
2008
08.11 100mi USA1st Pinhoti 100 Mile 29:09:00 h60
21.06 100mi USA19th Mohican Trail 100 Mile 28:18:42 h62
26.04 50km USA2nd SweetH2O 50 km 7:16:55 h42
22.03 33mi USA9th Oak Mountain 50km Race 7:38:00 h63
23.02 50km USA3rd Mount Cheaha 50K UltraMarathon Race 7:37:16 h85
2007
02.06 100mi USA12th Kettle Moraine 100 Mile Endurance Run 27:58:58 h47
14.04 50mi USA15th Bull Run Run 50 Miler 11:18:50 h244
10.03 50mi USA26th Carl Touchstone Memorial Mississippi Trail 50 Mile 10:25:39 h30
24.02 50km USA2nd Mount Cheaha 50K UltraMarathon Race 7:04:26 h60
2006
21.10 50km USA3rd Pumpkin Butt 7:47:00 h11
07.10 50km USA5th Rock/Creek StumpJump 50K 7:27:29 h133
10.06 40mi USA4th Highlands Sky 40M Trail Run 10:45:33 h88
25.02 50km USA1st Mount Cheaha 50K UltraMarathon Race 7:58:10 h54
2005
01.10 50km USA4th Rock/Creek StumpJump 50K 6:19:49 h45