Save 25% on UltraRunning Magazine

UltraRunning Magazine is published 10 times per year with a double issue May/June and December/January. Each issue is packed full of race reports, finisher results, tips and runner profiles.

Subscriptions include

  • 10 printed issues
  • PDF Download of our most recent issues
  • Digital access to our complete 38+ year archive
  • 12 different customized training plans
Subscribe Today

Duncan Callahan (M37)

Race Date Distance Result Overall
2017
Leadville Trail 08/19/17 100 Miles 26:13:47 76
2014
Javelina Jundred 11/01/14 100 Miles 19:34:43 16
2011
Hardrock 100 Endurance Run 07/08/11 100 Miles 30:57:00 8
2009
Sage Burner 50k 05/23/09 50 KM 4:14:51 3

Duncan Callahan (M36)

Race Date Distance Result Overall
2017
Silver Rush 50 07/09/17 50 Miles 8:56:29 23
2015
Moab's Alpine to Slickrock 07/04/15 50 Miles 12:08:38 4
Desert Rats Trail Running Festival 04/18/15 50 KM 5:22:17 6
Antelope Canyon Ultras 02/21/15 100 Miles 21:50:02 5
2014
Leadville Trail 08/16/14 100 Miles 20:27:20 13
Gunnison 100k Endurance Run 06/14/14 100 KM 9:57:42 1
Cimarron Endurance Run 05/04/14 50 KM 3:55:37 1
Desert Rats Trail Running Festival 04/19/14 52 Miles 7:59:30 1
24 Hours of Utah 03/29/14 6 Hours 21.48 2
2013
Collegiate Peaks 05/04/13 50 Miles 7:12:50 2
2012
Rock/Creek StumpJump 50K 10/06/12 50 KM 4:32:55 2
Run Rabbit Run 09/15/12 100 Miles 22:36:37 5
Grand Mesa Ultras 07/28/12 50 Miles 7:20:00 1
Desert Rats Trail Running Festival 04/21/12 50 Miles 7:44:21 1
2011
Leadville Trail 08/20/11 100 Miles 19:11:15 9
San Juan Solstice 06/18/11 50 Miles 9:54:28 7
Sun Mountain 05/22/11 50 Miles 6:16:34 1
Collegiate Peaks 05/07/11 50 Miles 7:34:52 4
Desert Rats Trail Running Festival 04/16/11 50 Miles 7:38:47 1
Antelope Island Buffalo Run 03/25/11 50 Miles 6:35:24 2
Moab Red Hot 55k/33k 02/19/11 55 KM 4:32:54 5
2010
Leadville Trail 08/21/10 100 Miles 17:43:25 1
Bighorn 06/18/10 100 Miles 21:22:13 5
Sage Burner 50k 05/29/10 50 KM 4:32:05 2
Desert Rats Trail Running Festival 04/17/10 50 Miles 8:17:48 6
2009
Rocky 50 02/07/09 50 Miles 6:11:54 2
2008
Moab Red Hot 55k/33k 02/16/08 55 KM 4:13:56 4
2007
Leadville Trail 08/18/07 100 Miles 20:35:55 7
Desert Rats Trail Running Festival 04/21/07 50 Miles 7:41:36 1
Moab Red Hot 55k/33k 02/17/07 55 KM 4:51:00 5

Duncan Callahan (M30)

Race Date Distance Result Overall
2010
Silver Rush 50 07/18/10 50 Miles 6:50:55 1

Duncan Callahan (M39)

Race Date Distance Result Overall
2008
Sage Burner 50k 06/07/08 50 KM 3:53:45 2

Duncan Callahan (Unknown Age)

Race Date Distance Result Overall
2010
Grand Teton Races 09/04/10 100 Miles 19:03:58 2
2009
Grand Teton Races 09/05/09 50 Miles 7:33:27 1
Leadville Trail 08/22/09 100 Miles 18:26:40 3
24 Hours of Utah 03/28/09 100 Miles 18:52:00 1
2008
Leadville Trail 08/16/08 100 Miles 18:02:39 1
San Juan Solstice 06/21/08 50 Miles 9:29:33 3
Frozen Gnome
  • Jan 11, 2020
  • Crystal Lake, IL
50 KM