Joseph Dai (M57)

2025

3 Races | 131 mi.

Chino Hills Trail Run Series

Dec 13th 2025
| Brea, CA
Distance
50 KM
Overall
32 / 48
Division (M)
28 / 42
6:54:53

Machete Trail Madness 100 Miler

Oct 31st 2025
| Perris, CA
Distance
50 Miles
Overall
17 / 25
Division (M)
15 / 19
20:46:22

Monterey Ultra

Jan 25th 2025
| Monterey, CA
Distance
50 Miles
Overall
69 / 103
Division (M)
51 / 76
12:09:29

2022

2 Races | 62 mi.

Kodiak Ultra Marathons

Aug 20th 2022
| Big Bear Lake, CA
Distance
50 KM
Overall
24 / 216
Division (M)
19 / 137
6:23:15

Wild Wild West Marathon And Ultra

May 7th 2022
| Lone Pine, CA
Distance
50 KM
Overall
29 / 82
Division (M)
22 / 46
6:24:35
5
Races
3y 7m 11d
Longevity
193
Lifetime Miles

Personal Bests

50k (3)
6:23:15
2022
50m (2)
12:09:29
2025

Distance by Year

2025
131 Miles
3 Races
2022
62 Miles
2 Races

Multiple Performances

Grand Master Course Record

6:23:15

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+

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Lake to Ocean 100K
Port Mayaka, FL - 19 finishers
100 KM
Salt Lake Foothills Trail Races
Salt Lake City, UT - 84 finishers
50 Miles | 50 KM
Worlds End Ultramarathons
Forksville, PA - 299 finishers
100 KM | 50 KM
South Ridge Trail Challenge
Allison Park, PA - 18 finishers
50 KM
Momentus Backyard Ultra
Monroe, NC - 74 finishers
Backyard
The Sticks
Norton, KS - 72 finishers
72 Hours | 48 Hours | 24 Hours | 12 Hours | 6 Hours
Great Mansfield Outdoors
Mansfield, ON - 56 finishers
100 KM | 50 KM
Cinderella Trail - Spring
Oakland, CA - 28 finishers
50 KM
View All Results