Michael Scott Welch
ID 134703
Born : 1971 Cat. M55 Ultrarunner since 1997 USA
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
48
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
24,3%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 898; Σ finishers = 3 702. 898 / 3 702 × 100 = 24.26%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races2 753 km
> 100 km9
> 160 km8
> 200 km1
> 24h1
Longest race235,0 km
6th Desert RATS Multi-day Footrace Adventure — 17/6/2012

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Trail91,5%
Stage8,5%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M2
🏅 Top 36
🏅 Top 3 M7
Longest winning streak1
Current streak0

Records

50 km4h43'49100 km13h51'0050 mi8h32'19100 mi18h56'006 h51,18 km12 h73,23 km24 h130,76 km

HISTORY

29 race(s)
DateRacePerf.Rk
2014
05.09 100mi USA35th Wasatch Front 100 Mile 34:51:52 h217
19.07 100mi USA26th Vermont 100 Mile Endurance Race 20:56:10 h57
28.06 100mi USA41st Western States 100 Mile Endurance Run 23:13:32 h99
10.05 6h USA3rd Farm Park Challenge - 6 Hour Run 51.177 km2 🥈
08.03 50km USA10th Seneca Creek Greenway Trail 50k 5:14:46 h6
2013
20.07 100mi USA25th Vermont 100 Mile Endurance Race 21:48:29 h45
22.06 100km USA7th Mason-Dixon Trail Longest Day 100K Challenge 13:51:00 h1 🏆
04.05 6h USA2nd Farm Park Challenge - 6 Hour Run 50.211 km4
16.03 50km USA8th Elizabeth's Furnace Fat Ass 50 km Race 8:45:00 h44
02.03 50km USA9th Seneca Creek Greenway Trail 50k 5:06:33 h8
2012
17.11 50mi USA3rd Stone Mill 50 Mile Run 8:32:19 h22
21.07 100mi USA24th Vermont 100 Mile Endurance Race 20:04:54 h33
17.06 146mi/5stages USA6th Desert RATS Multi-day Footrace Adventure 31:13:00 h2 🥈
21.04 12h USA1st Farm Park Challenge - 12 Hour Run 50.211 km8
07.04 100mi USA4th Philadelphia 100 Endurance Run 18:56:00 h2 🥈
03.03 50km USA8th Seneca Creek Greenway Trail 50k 5:07:06 h13
04.02 8h USA7th 8 Hour Adventure Trail Run 75.639 km3 🥉
2011
10.12 50km USA14th Magnus Gluteus Maximus 50 km 6:40:00 h42
19.11 50mi USA2nd Stone Mill 50 Mile Run 9:21:07 h11
10.09 12h USA6th 12 Hour Adventure Trail Run 73.225 km21
04.06 100mi USA33rd Old Dominion 100 Mile Endurance Run 21:37:10 h20
07.05 24h USA6th 24 Hour Adventure Trail Run 130.759 km9
05.03 50km USA7th Seneca Creek Greenway Trail 50k 4:43:49 h15
2010
20.11 50mi USA1st Stone Mill 50 Mile Run 9:48:32 h18
05.06 50mi USA3rd Endurance Challenge - Washington D.C. Trail 50 Miles 10:42:40 h74
2009
07.03 50km USA5th Seneca Creek Greenway Trail 50k 5:26:56 h18
2007
13.10 50mi USA25th Dick Collins Firetrails 50 Mile 9:26:29 h62
2006
25.03 36.2mi USA29th Haleakala Run to the Sun 6:21:31 h2 🥈
1997
22.03 50km USA11th Crown King Scramble 50K 6:29:39 h69