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Runner Profile
Sien Chen
Noble and Greenough / Current / projected PR 22:25.00
Course-adjusted PR 21:44.15
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 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 89 | Wrentham Championship 5K | Raw 21:02.39Adj. 21:34.03 | 89 |
| Oct 25, 2025 | Nobles, Rivers, Belmont Hill at Lawrence AcademyOct 25, 2025 · Place 57 | LA 5K Course | Raw 22:25.00Adj. 21:44.15 | 57 |
| Oct 18, 2025 | Milton (M) vs. Nobles (N) vs. Middlesex (MX) (JV)Oct 18, 2025 · Place 34 | Milton Standard 5K | Raw 21:51.00Adj. 21:59.38 | 34 |
| Oct 4, 2025 | Boys XC at Nobles / St. Mark’s (JV)Oct 4, 2025 · Place 47 | Noble and Greenough School 5K | Raw 26:17.00Adj. 25:09.10 | 47 |
| Sep 27, 2025 | Boys JV: September 27 at St. Mark’s (St. Marks v Belmont Hill v Nobles v Thayer) (JV)Sep 27, 2025 · Place 44 | St. Mark's School Championship Course | Raw 24:35.00Adj. 24:19.31 | 44 |