| O'Brien, Colin | Class: Senior Team: Chelmsford Other Sports: Cross Country |
Men's Track & Field Summary:
All Results
| Event | Indoor | Outdoor | Best |
|---|---|---|---|
| 1 Mile Run | 5:23.99 | - | 5:23.99 |
| Date | Meet | Event | Prelim/Final | Time/Mark |
|---|---|---|---|---|
| 12/20/15 | Winter Festival Large Schools-Mass State Track Coaches Assn | 1 Mile | F | 5:23.99 |