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Runner Profile
Calvin Jacobs
Thayer Academy / Current / projected PR 19:18.00
Course-adjusted PR 19:05.68
Adjusted-best source course
St. Mark's School Championship Course
Sep 27, 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 |
|---|---|---|---|---|
| Nov 8, 2025 | NEPSTA Division II ChampionshipNov 8, 2025 · Place 54 | Williston Northampton School 5K | Raw 19:33.00Adj. 19:07.87 | 54 |
| Oct 31, 2025 | Independent School League (ISL) ChampionshipOct 31, 2025 · Place 56 | Wrentham Championship 5K | Raw 18:42.86Adj. 19:11.01 | 56 |
| Oct 25, 2025 | XC BROOKS INVITEOct 25, 2025 · Place 14 | Brooks School 5K | Raw 20:19.93Adj. 19:51.37 | 14 |
| Oct 17, 2025 | Thayer at Governor's Academy (JV)Oct 17, 2025 · Place 4 | Governor's 5K Course | Raw 19:28.00Adj. 18:57.72 | 4 |
| Oct 11, 2025 | Governor's vs. Rivers vs. St. Sebastian's vs. ThayerOct 11, 2025 · Place 10 | Governor's 5K Course | Raw 19:42.00Adj. 19:11.36 | 10 |
| Oct 4, 2025 | Middlesex Cross Country hosting Milton, Thayer, BelmontOct 4, 2025 · Place 28 | Middlesex 5K Course | Raw 20:32.00Adj. 20:07.96 | 28 |
| Sep 27, 2025 | Boys Varsity Results: St. Mark's vs Belmont Hill vs Nobles vs ThayerSep 27, 2025 · Place 22 | St. Mark's School Championship Course | Raw 19:18.00Adj. 19:05.68 | 22 |
| Sep 19, 2025 | St. Mark's at ThayerSep 19, 2025 · Place 4 | Thayer 5K Course | Raw 18:58.00Adj. 19:19.55 | 4 |