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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Brostowicz, Peter   Submit Personal Website Send Link 
Club:  
Residence: San Franciaco, CA
Year of birth: 1974 (Cat. german: M50)
Date of birth: 03.08.1974 (Cat. internat.: M50)
Nationality: USA USA United States
RunnerID: 30953
 

22 search results (22 Events, 1482.513 km).  (More)

2025 1 Event, 84.329 km  (More)
27.-28.07.2025 The San Francisco Ultramarathon (USA) 52.4mi
11:36:40 h Brostowicz, Peter *San Mateo, CA  Overall: 84 M: 63 Cat M50: 4
2024 1 Event, 84.329 km  (More)
27.-28.07.2024 The San Francisco Ultramarathon (USA) 52.4mi
11:58:52 h Brostowicz, Peter *San Mateo, CA  Overall: 79 M: 67 Cat M45: 7
2023 4 Events, 284.329 km  (More)
22.-23.07.2023 The San Francisco Ultramarathon (USA) 52.4mi
10:22:23 h Brostowicz, Peter *San Mateo, CA  Overall: 37 M: 32 Cat M45: 4
17.06.2023 SF Half Day 100KM (USA) 100km
14:19:59 h Brostowicz, Peter *San Mateo, CA  Overall: 9 M: 7 Cat M45: 3
20.05.2023 San Francisco 50 Km Endurance Run (USA) 50km
7:05:09 h Brostowicz, Peter *San Mateo, CA  Overall: 25 M: 18 Cat M45: 4
23.04.2023 Horseshoe Lake 50 km Trail Run (USA) 50km
7:37:49 h Brostowicz, Peter *San Mateo, CA  Overall: 13 M: 10 Cat M45: 2
2022 1 Event, 84.329 km  (More)
23.-24.07.2022 The San Francisco Ultramarathon (USA) 52.4mi
12:55:18 h Brostowicz, Peter *San Mateo, CA  Overall: 43 M: 34 Cat M45: 5
2021 2 Events, 134.329 km  (More)
19.-20.09.2021 The San Francisco Ultramarathon (USA) 52.4mi
9:52:59 h Brostowicz, Peter   Overall: 15 M: 13 Cat M45: 3
01.08.2021 Skyline 50k Endurance Run (USA) 50km
6:30:15 h Brostowicz, Peter *San Mateo, CA  Overall: 88 M: 65 Cat M45: 10
2018 1 Event, 50 km  (More)
05.08.2018 Skyline 50k Endurance Run (USA) 50km
6:36:01 h Brostowicz, Peter *San Mateo, CA  Overall: 90 M: 63 Cat M40: 7
2015 1 Event, 50 km  (More)
08.08.2015 Skyline 50k Endurance Run (USA) 50km
6:09:32 h Brostowicz, Peter *San Mateo, CA  Overall: 74 M: 61 Cat M40: 9
2012 2 Events, 130.467 km  (More)
07.04.2012 American River 50 Mile Endurance Run (USA) 50mi
10:43:54 h Brostowicz, Peter *Burlingame, CA  Overall: 424 M: 333 Cat M35: 49
24.03.2012 Pirates Cove Trail Run (USA) 50km
7:03:16 h Brostowicz, Peter *Burlingame, CA  Overall: 17 M: 16 Cat M35: 5
2011 4 Events, 230.467 km  (More)
28.08.2011 Sequoia Trail Run (USA) 50km
7:09:49 h Brostowicz, Peter   Overall: 23 M: 21 Cat M35: 5
08.05.2011 Sequoia Trail Run (USA) 50km
6:45:58 h Brostowicz, Peter *San Francisco, CA  Overall: 14 M: 12 Cat M35: 1
09.04.2011 American River 50 Mile Endurance Run (USA) 50mi
10:04:54 h Brostowicz, Peter *San Franciaco, CA  Overall: 266 M: 210 Cat M35: 36
26.03.2011 Woodside Trail Run 50K (USA) 50km
6:24:49 h Brostowicz, Peter *San Francisco, CA  Overall: 34 M: 31 Cat M35: 6
2010 3 Events, 180.467 km  (More)
06.11.2010 Helen Klein Ultra Classic 50 Mile (USA) 50mi
8:48:08 h Brostowicz, Peter   Overall: 12 M: 11 Cat M35: 1
01.08.2010 Skyline 50k Endurance Run (USA) 50km
5:15:21 h Brostowicz, Peter *San Francisco, CA  Overall: 47 M: 39 Cat M35: 9
03.07.2010 Pacifica 50 Km Trail Run - Summer Edition (USA) 50km
6:46:18 h Brostowicz, Peter *San Francisco, CA  Overall: 18 M: 16 Cat M35: 1
2008 1 Event, 80.467 km  (More)
11.10.2008 Dick Collins Firetrails 50 Mile (USA) 50mi
10:40:43 h Brostowicz, Peter   Overall: 101 M: 77 Cat M23: 18
2007 1 Event, 89 km  (More)
17.06.2007 Comrades Marathon - Down Run (RSA) 89km
11:55:01 h Brostowicz, Peter   Overall: 9752 M: 8037 Cat M23: 2220

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 2025 2024 2023 2022 2021 2018 2015 2012 2011 2010 2008 2007
50mi 8:48:08  
 
 
 
 
 
 
 
 
8:48:08
(127/108)
 
 
100km 14:19:59  
 
14:19:59
(6988/58)
 
 
 
 
 
 
 
 
 

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2018 2015 2012 2011 2010 2008 2007
The San Francisco Ultramarathon 5 11:36:40 11:58:52 10:22:23 12:55:18 9:52:59              
Skyline 50k Endurance Run 4         6:30:15 6:36:01 6:09:32     5:15:21    
American River 50 Mile Endurance Run 2               10:43:54 10:04:54