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Runner Profile
Derek Yin
Noble and Greenough / Current / projected PR 27:46.00
Course-adjusted PR 26:55.41
Adjusted-best source course
Oct 25, 2025
Rankings use the course-adjusted PR, not the raw race time.
Progress graph
Results over time
Each season gets its own line. Hover a dot for the race name and click it to open the race page.
2024
2025Latest
Race History
Most recent results first
Showing past results before the 2026 season begins.
| Date | Race | Course | Raw / Adj. | Place |
|---|---|---|---|---|
| Oct 31, 2025 | Independent School League (ISL) Championship (JV)Oct 31, 2025 · Place 187 | Wrentham Championship 5K | Raw 26:22.88Adj. 27:02.56 | 187 |
| Oct 25, 2025 | Nobles, Rivers, Belmont Hill at Lawrence AcademyOct 25, 2025 · Place 78 | LA 5K Course | Raw 27:46.00Adj. 26:55.41 | 78 |
| Oct 18, 2025 | Milton (M) vs. Nobles (N) vs. Middlesex (MX) (JV)Oct 18, 2025 · Place 56 | Milton Standard 5K | Raw 27:10.00Adj. 27:20.42 | 56 |
| Oct 4, 2025 | Boys XC at Nobles / St. Mark’s (JV)Oct 4, 2025 · Place 55 | Noble and Greenough School 5K | Raw 30:37.00Adj. 29:17.91 | 55 |
| Nov 1, 2024 | Independent School League (ISL) Championship (JV)Nov 1, 2024 · Place 191 | Wrentham Championship 5K | Raw 26:21.73Adj. 27:01.38 | 191 |
| Oct 26, 2024 | Boys XC at Nobles (JV)Oct 26, 2024 · Place 54 | Noble and Greenough School 5K | Raw 26:34.00Adj. 25:25.37 | 54 |
| Oct 11, 2024 | Boys Varsity and Junior Varsity XC at NoblesOct 11, 2024 · Place 73 | Noble and Greenough School 5K | Raw 27:25.00Adj. 26:14.18 | 73 |
| Oct 4, 2024 | BB&N School Cross Country (JV)Oct 4, 2024 · Place 65 | BB&N 5K Course | Raw 27:14.00Adj. 28:34.01 | 65 |
| Sep 28, 2024 | Nobles at Thayer (JV)Sep 28, 2024 · Place 48 | Thayer 5K Course | Raw 28:10.00Adj. 28:42.00 | 48 |