James Hamilton
ID 67038
Born : 1943 Cat. M80 Ultrarunner since 1995 USA
33
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
68,8%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 2 440; Σ finishers = 3 547. 2 440 / 3 547 × 100 = 68.79%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races2 834 km
> 100 km6
> 160 km6
> 200 km2
Longest race217,3 km
13th Badwater Ultramarathon — 15/7/1999

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road17,7%
Trail82,3%

Records

50 km6h19'47100 km15h22'2550 mi9h41'40100 mi26h35'1112 h67,59 km

HISTORY

33 race(s)
DateRacePerf.Rk
2015
14.03 50km USA2nd Old West Trails 50km Race 7:26:53 h72
2012
02.06 50km USA23rd Shadow of the Giants 50K 7:01:58 h74
2010
20.03 50km USA1st Oriflamme 50K Trail Run 8:44:00 h105
2002
12.10 50km USA9th Cuyamaca-Laguna 50k Trail Race 7:56:31 h77
2001
12.05 50mi USA7th Lost Boys 50 Mile Trail Run 11:52:58 h27
2000
29.01 50km USA3rd San Gabriel Mountain 50K 6:58:59 h65
1999
25.09 100mi USA14th Angeles Crest 100 Mile 30:53:29 h57
15.07 135mi USA13th Badwater Ultramarathon 45:47:00 h23
27.02 100km USA3rd Catalina 100K Trail Run 15:22:25 h74
13.02 50km USA16th San Juan Trail 50 km 6:51:12 h54
30.01 50km USA2nd San Gabriel Mountain 50K 7:07:03 h71
09.01 50mi USA19th Avalon Benefit 50-Mile Run 10:55:49 h104
1998
16.07 135mi USA12th Badwater Ultramarathon 2d 03:51:00 h13
25.04 50mi USA7th Leona Divide 50 Mile Run 11:24:49 h109
15.03 50km USA15th San Juan Trail 50 km 7:33:26 h80
15.02 50mi USA1st Smuggler's 50 Miles 12:17:45 h34
31.01 50km USA1st San Gabriel Mountain 50K 7:01:53 h56
1997
27.09 100mi USA12th Angeles Crest 100 Mile 30:20:07 h66
02.08 12h USAOrange 12 Hour Run 67.592 km24
19.07 100mi USA9th Vermont 100 Mile Endurance Race 26:35:11 h117
07.06 33mi USA1st Holcomb Valley 33 Mile 5:21:23 h29
19.04 50mi USA6th Leona Divide 50 Mile Run 10:02:46 h76
16.03 50km USA14th San Juan Trail 50 km 6:44:34 h91
11.01 50mi USA17th Avalon Benefit 50-Mile Run 9:41:40 h96
1996
28.09 100mi USA11th Angeles Crest 100 Mile 32:08:53 h91
08.09 50km USA2nd Baldy Peaks 50K 9:18:13 h47
18.05 50mi USA5th Lost Boys 50 Mile Trail Run 13:57:43 h69
20.04 50mi USA5th Leona Divide 50 Mile Run 11:32:20 h111
06.04 50mi USA17th American River 50 Mile Endurance Run 10:40:01 h320
24.03 50km USA13th San Juan Trail 50 km 6:19:47 h64
06.01 50mi USA16th Avalon Benefit 50-Mile Run 11:22:00 h91
1995
14.10 50km USA2nd Cuyamaca-Laguna 50k Trail Race 7:03:34 h55
16.09 50mi USA17th Pacific Crest Trail Fifty - 50 mile 12:45:44 h31