Sean O'Brien (M 59)

Race Date Distance Result Overall
Place
Sex
Place
2022
Ray Miller 50/50 (CA) 12/03/22 50 KM 5:34:19 9 8
SAMO Trail Runs (CA) 10/22/22 50 KM 5:26:12 11 11
Leona Divide (CA) 04/23/22 50 KM 5:35:30 18 15
2021
Marquette Trail 50 (MI) 08/21/21 50 KM 10:17:51 147 78
2019
Nine Trails 35 Mile Endurance Run (CA) 03/23/19 35 Miles 8:31:46 70 58
2018
Sean O'Brien 100k/50M (CA) 02/03/18 50 Miles 11:03:59 24 14
2017
Whoos in El Moro - Spring (CA) 05/13/17 50 KM 4:53:08 5 4
2016
Sean O'Brien 100k/50M (CA) 02/06/16 50 Miles 9:43:07 7 5
2015
Miwok (CA) 05/02/15 100 KM 12:43:00 99 83
Leona Divide (CA) 04/18/15 50 Miles 9:27:37 21 18
Old Goat (CA) 03/21/15 50 KM 5:54:25 1 1
Sean O'Brien 100k/50M (CA) 02/07/15 100 KM 13:35:14 53 42
Avalon Benefit 50 (CA) 01/10/15 50 Miles 8:34:58 27 26
2013
Miwok (CA) 05/04/13 60 KM 5:49:18 16 16
Ray Miller 50/50 (CA) 02/02/13 50 Miles 9:11:46 18 16
2011
Santa Monica Mountains (CA) 11/20/11 50 KM 5:33:50 12 9
Angeles National Forest Trail Race (CA) 08/13/11 50 KM 5:23:15 5 4
Leona Divide (CA) 04/30/11 50 Miles 8:15:37 14 11
Old Goat (CA) 03/26/11 50 Miles 9:16:54 8 7
Bandit Ultra Trail Run (CA) 02/20/11 50 KM 5:10:50 5 5
Avalon Benefit 50 (CA) 01/15/11 50 Miles 7:36:01 9 8
2010
Santa Monica Mountains (CA) 11/21/10 50 KM 5:03:58 4 4
Bulldog 50K Ultra Run & 25K Trail Run (CA) 08/21/10 50 KM 4:29:27 5 5
Montana de Oro (CA) 08/15/10 50 KM 4:46:28 2 2
Leona Divide (CA) 04/17/10 50 Miles 8:47:55 23 18
Malibu Creek (CA) 03/07/10 50 KM 4:55:57 5 5
Avalon Benefit 50 (CA) 01/16/10 50 Miles 7:25:31 5 5
2009
Over The Hill Track Club High Desert 50K (CA) 12/06/09 50 KM 4:24:42 22 19
Santa Monica Mountains (CA) 11/22/09 50 KM 4:52:54 4 4
Angeles National Forest Trail Race (CA) 08/08/09 50 Miles 8:12:49 3 3
Tahoe Rim Trail (NV) 07/18/09 50 Miles 9:51:18 5 4
Sycamore Canyon (CA) 03/29/09 50 KM 4:34:52 3 3
Malibu Creek (CA) 03/08/09 50 KM 4:55:23 2 2
Avalon Benefit 50 (CA) 01/17/09 50 Miles 8:03:20 4 3
2008
Santa Monica Mountains (CA) 11/23/08 50 KM 4:50:00 5 5
Angeles Crest (CA) 09/13/08 100 Miles 27:07 31 28
Bulldog 50K Ultra Run & 25K Trail Run (CA) 08/23/08 50 KM 4:19:42 4 4
Angeles National Forest Trail Race (CA) 08/09/08 50 Miles 9:07:42 4 4
Silver Rush 50 (CO) 07/19/08 50 Miles 10:30:09 45 37
Bishop High Sierra (CA) 05/17/08 50 Miles 9:13:27 6 6
Malibu Creek (CA) 04/06/08 50 KM 4:53:27 6 6
2007
Angeles National Forest Trail Race (CA) 08/11/07 50 KM 5:26:18 5 4
2006
Angeles Crest (CA) 09/16/06 100 Miles 30:19:00 51 43
Angeles National Forest Trail Race (CA) 08/12/06 50 KM 4:57:51 3 3
White River 50 (WA) 07/29/06 50 Miles 9:48:09 55 49

Sean O'Brien (M 56)

Race Date Distance Result Overall
Place
Sex
Place
2018
Sun Mountain (WA) 05/19/18 50 KM 7:59:18 238 130

Sean O'Brien (M 32)

Race Date Distance Result Overall
Place
Sex
Place
2022
Mid-State Mile (TN) 06/18/22 Backyard 36 47 23
Zion Ultras and Trail Half Marathon (UT) 04/09/22 100 KM 13:09:52 17 13
2021
Twisted Branch Trail Run (NY) 08/21/21 100 KM 15:59:01 49 42
2020
JFK (MD) 11/21/20 50 Miles 9:27:49 187 160
2019
Lookout Mountain (GA) 12/21/19 50 Miles 9:50:27 13 12
2015
Rock/Creek StumpJump 50K (TN) 10/03/15 50 KM 6:13:45 23 20

Sean Obrien (M 40)

Race Date Distance Result Overall
Place
Sex
Place
2014
Rachel Carson Trail Challenge (PA) 06/21/14 34 Miles 14:26:45 445 287

Sean Obrien (M )

Race Date Distance Result Overall
Place
Sex
Place
2019
Grand Island Trail 50K (MI) 07/27/19 50 KM 5:59:46 60 47