Timetable Test

Long wait · New York · Sat Oct 10

25 min with no D train

At 170 St, toward Coney Island-Stillwell Av, between 11:30 pm and 11:55 pm. The schedule called for a train every 12 min.

Line
D train
Station
170 St (station D09)
Direction
toward Coney Island-Stillwell Av
Train before
train 1D 2317+ 205/STL, passed 11:30:39 pm
Train after
train 1D 2344 BPK/STL, passed 11:55:39 pm
Gap
25 min (1500 s)
Scheduled gap
12 min
Collector
running the whole time

Scheduled against seen

Each tick is a train at 170 St toward Coney Island-Stillwell Av. The two trains either side of the gap are labeled.

ScheduledSeen1D 2317+ 21D 2344 BP11:00 pm11:15 pm11:30 pm11:45 pm12:00 am12:15 am12:30 am25 min gap

What the MTA feed said

The MTA feed reports each train's next stop. A train has passed 170 St when its next stop moves past it.

SnapshotTrain 1D 2317+ 205/STL (before)Train 1D 2344 BPK/STL (after)
11:29:09 pmnext stop 174-175 Stsnot in service yet
11:31:09 pmnext stop 167 Stnot in service yet
11:33:09 pmtrip finishednot in service yet
11:35:09 pmtrip finishednot in service yet
11:37:09 pmtrip finishednot in service yet
11:39:09 pmtrip finishednot in service yet
11:41:09 pmtrip finishednot in service yet
11:43:09 pmtrip finishednot in service yet
11:45:09 pmtrip finishednot in service yet
11:47:09 pmtrip finishednext stop Kingsbridge Rd
11:49:09 pmtrip finishednext stop Fordham Rd
11:51:09 pmtrip finishednext stop Tremont Av
11:53:09 pmtrip finishednext stop 174-175 Sts
11:55:09 pmtrip finishednext stop 170 St
11:57:09 pmtrip finishednext stop 161 St-Yankee Stadium

Showing 15 of 29 snapshots in the gap. The full record, every train on the line minute by minute, is in 2026-10-10-d-gap-86139.json.

Check it yourself

Scheduled times come from the MTA's supplemented GTFS schedule for Sat Oct 10. Positions come from the MTA feed, polled once a minute. The raw records above are exactly what MTA's servers returned. How the numbers are worked out.