Trackside
Train 6638 Blue Hill Avenue to South Station
unofficial updated nightly logging since Aug 2026 How this is measured →
Usually on time
Scheduled arrival 11:30 AM
Based on 5 recorded Saturdays — early data.
- Usually on time
- On time ≤2 min
- Close to schedule 2–5 min
- Late 5–10 min
- Very late 10+ min
Departs Blue Hill Avenue
Departs 11:06 AM
Based on 4 recorded Saturdays — early data.
Usually on time
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Morton Street
Scheduled arrival 11:08 AM
Based on 5 recorded Saturdays — early data.
Usually on time
Talbot Avenue
Scheduled arrival 11:11 AM
Based on 5 recorded Saturdays — early data.
Usually on time
Four Corners/Geneva
Scheduled arrival 11:14 AM
Based on 5 recorded Saturdays — early data.
Usually 2 min late
Uphams Corner
Scheduled arrival 11:17 AM
Based on 5 recorded Saturdays — early data.
Usually on time
Newmarket
Scheduled arrival 11:19 AM
Based on 5 recorded Saturdays — early data.
Usually on time
Where delay builds
Typical delay along the route across Saturdays.
Recent performance
How late it arrived on each recent day it ran.
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