Harrison Smith
ID 173564
Born : 1927 Cat. M95 Ultrarunner since 1979 USA
42
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
2
Countries visited ?CANCanadaUSAUnited States
60,4%
Rank quotient ?This runner's calculation uses 42 eligible race(s): Σ(rank − 1) = 3 711; Σ finishers = 6 142. 3 711 / 6 142 × 100 = 60.42%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed42
Km — ultra races3 699 km
> 100 km7
> 160 km4
> 24h1
Longest race161,3 km
No Bullshit 24 hour Run — 29/10/1983

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road32,6%
Trail67,4%

Records

50 km5h05'1650 mi7h11'08100 mi27h05'0024 h161,34 km

HISTORY

42 race(s)
DateRacePerf.Rk
2001
23.09 50km USA2nd Whiskeytown 50km Trail Run 8:08:56 h20
11.08 8h USA11th Howl at the Moon 8h Run 60.044 km62
2000
01.04 50mi USA21st American River 50 Mile Endurance Run 12:51:11 h422
1998
04.04 50mi USA19th American River 50 Mile Endurance Run 10:52:23 h388
1997
01.11 50km USA5th OPSF Ultra 50 km Race 7:21:10 h23
1996
29.06 50mi CAN4th Niagara Ultra 50 Mile 10:17:43 h6
06.04 50mi USA17th American River 50 Mile Endurance Run 11:24:35 h388
1995
14.10 50mi USA13th Dick Collins Firetrails 50 Mile 11:58:28 h62
13.05 50mi USA14th Ice Age Trail 50 Mile Run 11:01:50 h227
1993
11.09 50mi USA10th Groundhog Fall 50 Mile Endurance Run 10:27:37 h118
1992
12.09 50mi USA9th Groundhog Fall 50 Mile Endurance Run 9:02:33 h41
1991
07.09 50mi USA8th Groundhog Fall 50 Mile Endurance Run 9:17:16 h68
1990
08.09 50mi USA7th Groundhog Fall 50 Mile Endurance Run 10:08:48 h76
29.04 50mi USA16th Lake Waramaug 50mi Ultra Marathon 7:50:17 h13
01.04 50mi USAWolfpack 50 Mile 8:02:58 h18
1989
09.09 50mi USA6th Groundhog Fall 50 Mile Endurance Run 9:28:07 h51
09.04 50mi USA10th American River 50 Mile Endurance Run 10:15:53 h147
11.02 50mi USA11th Jed Smith Ultra Classic - 50 Mile Race 7:26:47 h21
1988
20.08 100mi USA6th Leadville Trail 100 Mile 29:13:03 h110
10.04 50mi USA9th American River 50 Mile Endurance Run 10:06:09 h134
1987
27.06 100mi USA14th Western States 100 Mile Endurance Run 27:25:36 h105
12.04 50mi USA8th American River 50 Mile Endurance Run 9:23:18 h185
28.03 52.4mi USAThe Forty-Niner Double Marathon Trail Run 10:19:56 h84
1986
13.04 50mi USA7th American River 50 Mile Endurance Run 8:46:40 h123
1985
20.10 50mi USAFar Western 50 Mile 7:25:18 h6
1984
21.10 50mi USAFar Western 50 Mile 7:22:08 h6
05.08 50km USA3rd Skyline 50k Endurance Run 5:05:29 h86
23.06 93.5mi USA11th Western States 100 Mile Endurance Run 24:16:00 h162
13.05 50mi USACalifornia 50 Mile Endurance Run 10:33:13 h74
11.03 50mi USAOregon TAC 50 Mile Championchip 7:29:43 h16
11.02 50mi USA6th Jed Smith Ultra Classic - 50 Mile Race 7:22:24 h21
1983
29.10 24h USANo Bullshit 24 hour Run 161.336 km9
27.08 40mi USATimberline Trail 9:02:20 h28
16.07 100mi USASkagit County Centennial Run 27:05:00 h6
1982
11.12 40mi USAArcata to Willow Creek Run 5:37:38 h10
17.09 72mi USA7th Lake Tahoe 72 Miler 12:53:43 h26
01.08 50km USA1st Skyline 50k Endurance Run 5:05:16 h126
25.04 50mi USA2nd Yakima Valley Coca-Cola Ultramarathons 50 Miles 7:11:08 h13
1981
12.04 50mi USA2nd American River 50 Mile Endurance Run 9:32:15 h183
1980
13.04 50mi USA1st American River 50 Mile Endurance Run 8:29:00 h39
17.02 50mi USAFeather River Fifty - Pacific AAU 50-Mile Championship 7:45:18 h18
1979
07.07 89mi USA6th Western States 100 Mile Endurance Run 22:11:42 h32