| Route | Destination | Stop | Actual Time | Sched Adherence |
|---|---|---|---|---|
| 39-Forest Hills Station - Back Bay Station (Trip path) Schedule details | ↑Back Bay | Spalding St on South St | 12:47 behind | |
| Back Bay | 7:33 behind | |||
| 39-Forest Hills Station - Back Bay Station (Trip path) Schedule details | ↓Forest Hills | 4:33 behind | ||
| Forest Hills | 5:19 behind | |||
| 39-Forest Hills Station - Back Bay Station (Trip path) Schedule details | ↑Back Bay | Spalding St on South St | 6:02 behind | |
| Back Bay | 3:53 behind | |||
| 39-Forest Hills Station - Back Bay Station (Trip path) Schedule details | ↓Forest Hills | Back Bay | 2:12 ahead of | |
| Back Bay | 2:12 ahead of |