Aaron Ostrovsky (M50)
2025
2 Races | 91 mi.Kodiak Ultra Marathons
Oct 11th 2025
| Big Bear Lake, CA
Distance
100 KM
Overall
98
/ 424
Division (M)
74
/ 301
14:06:41
Broken Arrow Skyrace
Jun 21st 2025
| Olympic Valley, CA
Distance
46 KM
Overall
156
/ 163
Division (M)
110
/ 115
6:36:13
2024
3 Races | 106 mi.Whistler by UTMB
Sep 28th 2024
| Whistler, BC
Distance
70 KM
Overall
38
/ 200
Division (M)
34
/ 166
10:49:19
Wy'east Trailfest
Jul 20th 2024
| Government Camp, OR
Distance
50 KM
Overall
9
/ 73
Division (M)
7
/ 60
6:34:33
Canyons Endurance Runs
Apr 27th 2024
| Auburn, CA
Distance
50 KM
Overall
130
/ 630
Division (M)
98
/ 427
5:41:09
2023
1 Race | 31 mi.Rut Mountain Runs
Sep 17th 2023
| Big Sky, MT
Distance
50 KM
Overall
90
/ 425
Division (M)
71
/ 304
7:23:22
2022
2 Races | 63 mi.Broken Arrow Skyrace
Jun 18th 2022
| Olympic Valley, CA
Distance
52 KM
Overall
65
/ 442
Division (M)
47
/ 299
6:09:13
Sun Mountain
May 21st 2022
| Winthrop, WA
Distance
50 KM
Overall
47
/ 188
Division (M)
36
/ 105
5:35:34
2019
3 Races | 98 mi.Whistler Alpine Meadows
Sep 22nd 2019
| Whistler, BC
Distance
55 KM
Overall
37
/ 298
Division (M)
33
/ 198
7:09:10
Broken Arrow Skyrace
Jun 21st 2019
| Olympic Valley, CA
Distance
52 KM
Overall
56
/ 385
Division (M)
50
/ 296
5:58:29
Sun Mountain
May 18th 2019
| Winthrop, WA
Distance
50 KM
Overall
17
/ 226
Division (M)
15
/ 122
5:10:03
2018
2 Races | 68 mi.The Golden Ultra
Sep 22nd 2018
| Golden, BC
Distance
60 KM
Overall
31
/ 186
Division (M)
27
/ 110
7:37:32
Sun Mountain
May 19th 2018
| Winthrop, WA
Distance
50 KM
Overall
38
/ 244
Division (M)
31
/ 131
5:25:07
2017
2 Races | 93 mi.Volcanic 50
Aug 5th 2017
| Cougar, WA
Distance
50 KM
Overall
16
/ 179
Division (M)
14
/ 138
7:18:23
Sun Mountain
May 20th 2017
| Winthrop, WA
Distance
100 KM
Overall
12
/ 71
Division (M)
11
/ 50
12:14:34
2016
1 Race | 50 mi.White River 50
Jul 30th 2016
| Crystal Mountain, WA
Distance
50 Miles
Overall
71
/ 262
Division (M)
59
/ 181
9:55:02
2013
1 Race | 31 mi.Volcanic 50
Sep 7th 2013
| Cougar, WA
Distance
50 KM
Overall
18
/ 118
Division (M)
17
/ 100
7:32:48
2010
1 Race | 31 mi.Vashon Island Ultramarathon & Trail Run
Jun 26th 2010
| Vashon Island, WA
Distance
50 KM
Overall
4
/ 40
Division (M)
4
/ 30
4:55:55
2007
1 Race | 31 mi.The North Face Endurance Challenge Washi...
Oct 6th 2007
| Washington DC, DC
Distance
50 KM
Overall
19
/ 75
Division (M)
14
/ 49
6:20:47
19
Races
18y 0m 10d
Longevity
693
Lifetime Miles
Personal Bests
50k
(10)
4:55:55
2010
50m
(1)
9:55:02
2016
100k
(2)
12:14:34
2017
Distance by Year
2025
91
Miles
2 Races
2024
106
Miles
3 Races
2023
31
Miles
1 Race
2022
63
Miles
2 Races
2019
98
Miles
3 Races
2018
68
Miles
2 Races
2017
93
Miles
2 Races
2016
50
Miles
1 Race
2013
31
Miles
1 Race
2010
31
Miles
1 Race
2007
31
Miles
1 Race
Multiple Performances
Masters Winner
6:34:33
50 KM
Achievements are awarded for races with 25 or more finishers and courses with 200 or more finishers.
Masters: 40-49 / Grand Masters: 50-59 / Senior Grand Masters: 60+