Mark Lucas
ID 57537
Born : 1959 Cat. M65 Ultrarunner since 1990 USA
33
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
83,3%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 3 711; Σ finishers = 4 454. 3 711 / 4 454 × 100 = 83.32%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races2 068 km
> 100 km1
> 24h4
Longest race108,8 km
3rd FANS 24 Hour Runs — 27/6/1992

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road20,8%
Trail79,2%

Records

50 km5h49'0550 mi10h24'5524 h108,79 km

HISTORY

33 race(s)
DateRacePerf.Rk
2019
11.05 50km USA38th Ice Age Trail 50 km Run 7:37:33 h199
2017
07.10 50km USA3rd The Hennepin Hundred - 50 km Run 7:48:40 h35
2015
13.09 34mi USA4th Evergreen Lake 34mi Ultra 8:54:52 h47
09.05 50km USA34th Ice Age Trail 50 km Run 7:44:04 h165
2014
05.04 33.5mi USA8th Kal-Haven Trail Run 7:44:51 h84
2013
10.11 50km USA4th Wildcat 50k Trail Run 8:05:00 h43
02.03 50km USA3rd Hawkeye 50K Trail Run 7:44:51 h48
2009
24.10 50km USA2nd Endurance Challenge - Wisconsin Trail 50 km 7:16:33 h186
2007
12.05 50mi USA26th Ice Age Trail 50 Mile Run 11:54:43 h238
31.03 50km USA8th Chicago Lakefront Spring 50km Race 5:49:05 h91
10.03 60km USA4th Land Between The Lakes 60 km Trail Run 9:20:41 h73
2006
12.08 8h USA16th Howl at the Moon 8h Run 53.752 km126
15.04 30mi USA6th McNaughton 30 Mile Ultra Race 7:59:02 h71
2005
16.04 30mi USA5th McNaughton 30 Mile Ultra Race 7:45:50 h61
2004
08.05 50mi USA23th Ice Age Trail 50 Mile Run 11:45:33 h241
03.04 30mi USA4th McNaughton 30 Mile Ultra Race 6:48:54 h48
2003
10.05 50km USA22th Ice Age Trail 50 km Run 7:37:41 h94
2002
06.04 50km USA2nd McNaughton 50 km Ultra Race 6:48:19 h21
2001
05.05 24h USA20th Cornbelt Running Club 24 Hour Run 96.737 km36
2000
11.11 50km USA7th Quivering Quads 50K Trail Race 7:43:25 h53
13.05 50mi USA19th Ice Age Trail 50 Mile Run 11:49:22 h300
08.04 50km USA2nd Double Chubb 50k 6:42:39 h41
1999
27.06 50km USARock Island Trail 50km Run 6:48:35 h56
08.05 50mi USA18th Ice Age Trail 50 Mile Run 11:27:07 h305
1997
17.05 50mi USA16th Ice Age Trail 50 Mile Run 11:03:52 h289
03.05 24h USA16th Cornbelt Running Club 24 Hour Run 72.356 km30
1995
05.11 50km USA3rd OPSF Ultra 50 km Race 6:48:00 h20
13.05 50mi USA14th Ice Age Trail 50 Mile Run 10:58:56 h222
1993
31.07 50mi USA12th Minnesota Voyageur Trail 50 Mile Ultra 12:26:26 h76
1992
27.06 24h USA3rd FANS 24 Hour Runs 108.791 km42
1991
29.06 24h USA2nd FANS 24 Hour Runs 48.280 km49
18.05 50mi USA10th Ice Age Trail 50 Mile Run 11:17:34 h220
1990
19.05 50mi USA9th Ice Age Trail 50 Mile Run 10:24:55 h134