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Runner Profile
Joseph Koh
St. Sebastian's / PR 19:28.08
Course-adjusted PR 19:00.73
Adjusted-best source course
Oct 25, 2025
Rankings use the course-adjusted PR, not the raw race time.
Progress graph
Season progression
Each race appears as a dot in chronological order. Hover a dot for the race name and click it to open the race page.
Race History
Most recent results first
Showing only 2025 results for this season view.
| Date | Race | Course | Raw / Adj. | Place |
|---|---|---|---|---|
| Nov 8, 2025 | NEPSTA Division III ChampionshipNov 8, 2025 · Place 25 | Highland Park Championship Course | Raw 18:39.10Adj. 19:12.65 | 25 |
| Oct 31, 2025 | Independent School League (ISL) ChampionshipOct 31, 2025 · Place 55 | Wrentham Championship 5K | Raw 18:40.78Adj. 19:08.87 | 55 |
| Oct 25, 2025 | XC BROOKS INVITEOct 25, 2025 · Place 11 | Brooks School 5K | Raw 19:28.08Adj. 19:00.73 | 11 |
| Oct 18, 2025 | St. Sebastian's vs. Belmont HillOct 18, 2025 · Place 11 | St. Sebastian's 5K Course | Raw 19:49.00Adj. 19:02.17 | 11 |
| Oct 11, 2025 | Governor's vs. Rivers vs. St. Sebastian's vs. Thayer (JV)Oct 11, 2025 · Place 17 | Governor's 5K Course | Raw 20:37.00Adj. 20:04.93 | 17 |
| Oct 4, 2025 | St. George's Cross Country Boys Combined V & JV: Lawrence Academy, St. Mark's, St. Sebastian's at St. George'sOct 4, 2025 · Place 12 | St. Georges 5K | Raw 20:39.00Adj. 20:17.06 | 12 |
| Sep 27, 2025 | Groton, St. Sebastian's, Rivers, Roxbury LatinSep 27, 2025 · Place 28 | RL 5K Course | Raw 22:10.00Adj. 21:13.61 | 28 |