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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Peterson, Stefan   Submit Personal Website Send Link 
Club:  
Residence: Boulder, CO
Year of birth: 1968 (Cat. german: M55)
Date of birth: 00.00.0000 (Cat. internat.: M55)
Nationality: USA USA United States
RunnerID: 68750
 

21 search results (21 Events, 2349.701 km).  (More)

2023 1 Event, 80.467 km  (More)
18.11.2023 JFK 50 Mile (USA) 50mi
8:55:45 h Peterson, Stefan *Boulder, CO  Overall: 196 M: 173 Cat M50: 11
2017 1 Event, 100 km  (More)
22.-23.07.2017 Never Summer 100k (USA) 100km
16:46:52 h Peterson, Stefan *Boulder, CO  Overall: 57 M: 53 Cat M45: 12
2016 1 Event, 80.467 km  (More)
17.09.2016 Run Rabbit Run 50 Mile Endurance Run (USA) 50mi
9:25:21 h Peterson, Stefan *Boulder, CO  Overall: 12 M: 11 Cat M45: 2
2015 1 Event, 80.467 km  (More)
19.09.2015 Run Rabbit Run 50 Mile Endurance Run (USA) 50mi
13:59:55 h Peterson, Stefan *Boulder, CO  Overall: 125 M: 87 Cat M45: 9
2014 2 Events, 321.868 km  (More)
05.-06.09.2014 Wasatch Front 100 Mile (USA) 100mi
27:50:55 h Peterson, Stefan *Boulder, CO  Overall: 71 M: 62 Cat M45: 9
20.-21.06.2014 Bighorn Mountain Wild & Scenic 100 Mile Trail Run (USA) 100mi
24:46:43 h Peterson, Stefan *Boulder  Overall: 21 M: 20 Cat M45: 2
2013 1 Event, 160.934 km  (More)
17.-18.08.2013 Leadville Trail 100 Mile (USA) 100mi
23:17:57 h Peterson, Stefan   Overall: 61 M: 57 Cat M40: 11
2012 4 Events, 402.335 km  (More)
28.-29.09.2012 The Bear 100 Mile Endurance Run (USA) 100mi
22:43:19 h Peterson, Stefan *CA  Overall: 10 M: 9 Cat M40: 2
28.04.2012 Leona Divide 50 Mile Run (USA) 50mi
11:51:46 h Peterson, Stefan *CA  Overall: 181 M: 139 Cat M40: 26
14.04.2012 Lake Sonoma 50 Mile Race (USA) 50mi
8:09:39 h Peterson, Stefan *San Rafael, CA  Overall: 23 M: 21 Cat M40: 7
25.02.2012 Ray Miller 50 Mile Trail Race (USA) 50mi
13:04:23 h Peterson, Stefan *CA  Overall: 75 M: 58 Cat M40: 16
2011 3 Events, 341.401 km  (More)
17.-18.09.2011 Pine to Palm 100 Mile Endurance Run (USA) 100mi
21:59:04 h Peterson, Stefan *San Rafael, CA  Overall: 4 M: 4 Cat M40: 2
16.-17.07.2011 Tahoe Rim Trail 50M Endurance Run (USA) 50mi
9:45:21 h Peterson, Stefan *CA  Overall: 13 M: 12 Cat M40: 3
07.05.2011 Miwok 100k Trail race (USA) 100km
11:04:58 h Peterson, Stefan   Overall: 64 M: 52 Cat M40: 11
2003 1 Event, 50 km  (More)
18.05.2003 Ohlone 50K Wilderness Run (USA) 50km
6:09:01 h Peterson, Stefan   Overall: 25 M: 21 Cat M23: 5
2001 2 Events, 260.934 km  (More)
23.-24.06.2001 Western States 100 Mile Endurance Run (USA) 100mi
22:04:47 h Peterson, Stefan   Overall: 41 M: 37 Cat M23: 9
05.05.2001 Miwok 100k Trail race (USA) 100km
9:23:44 h Peterson, Stefan   Overall: 4 M: 3 Cat M23: 3
2000 2 Events, 345.3 km  (More)
29.-30.09.2000 Spartathlon (GRE) 245.3km
27:27:25 h Peterson, Stefan   Overall: 5 M: 5 Cat M23: 2
06.05.2000 Miwok 100k Trail race (USA) 100km
10:25:52 h Peterson, Stefan   Overall: 18 M: 15 Cat M23: 5
1999 2 Events, 125.528 km  (More)
27.11.1999 Quad Dipsea Trail Run (USA) 28mi
4:54:08 h Peterson, Stefan   Overall: 16 M: 16 Cat M23: 6
13.11.1999 Helen Klein Ultra Classic 50mi (USA) 50mi
6:55:46 h Peterson, Stefan *CA  Overall: 14 M: 12 Cat M23: 5

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2023 2017 2016 2015 2014 2013 2012 2011 2003 2001 2000 1999
50mi 6:55:46  
 
 
 
 
 
 
 
 
 
 
6:55:46
 

Comparison table

Comparison of performances in races with multiple participations

   2023 2017 2016 2015 2014 2013 2012 2011 2003 2001 2000 1999
Miwok 100k Trail race 3               11:04:58   9:23:44 10:25:52  
Run Rabbit Run 50 Mile Endurance Run 2     9:25:21 13:59:55