Trackside
Train 6643 South Station to Readville
unofficial updated nightly logging since Aug 2026 How this is measured →
Usually on time
Scheduled arrival 1:17 PM
Based on 6 recorded Sundays — early data.
- Usually on time
- On time ≤2 min
- Close to schedule 2–5 min
- Late 5–10 min
- Very late 10+ min
Departs South Station
Departs 12:47 PM
Based on 4 recorded Sundays — early data.
Usually 2 min late
Show all stops
Newmarket
Scheduled arrival 12:55 PM
Based on 6 recorded Sundays — early data.
Usually on time
Uphams Corner
Scheduled arrival 12:57 PM
Based on 6 recorded Sundays — early data.
Usually on time
Four Corners/Geneva
Scheduled arrival 1:00 PM
Based on 6 recorded Sundays — early data.
Usually on time
Talbot Avenue
Scheduled arrival 1:03 PM
Based on 6 recorded Sundays — early data.
Usually on time
Morton Street
Scheduled arrival 1:06 PM
Based on 6 recorded Sundays — early data.
Usually on time
Blue Hill Avenue
Scheduled arrival 1:08 PM
Based on 6 recorded Sundays — early data.
Usually on time
Fairmount
Scheduled arrival 1:11 PM
Based on 6 recorded Sundays — early data.
Usually on time
Where delay builds
Typical delay along the route across Sundays.
Recent performance
How late it arrived on each recent day it ran.
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