Timetable Test

Long wait · New York · Sat Oct 10

40 min with no M train

At Central Av, toward 96 St, between 11:40 pm and 12:20 am. The schedule called for a train every 20 min.

Line
M train
Station
Central Av (station M10)
Direction
toward 96 St
Train before
train 1M 2329+ MET/MYR, passed 11:40:39 pm
Train after
train 1M 0006 MET/MYR, passed 12:20:39 am
Gap
40 min (2400 s)
Scheduled gap
20 min
Collector
running the whole time

Scheduled against seen

Each tick is a train at Central Av toward 96 St. The two trains either side of the gap are labeled.

ScheduledSeen1M 2329+ M1M 0006 ME11:15 pm11:30 pm11:45 pm12:00 am12:15 am12:30 am12:45 am1:00 am40 min gap

What the MTA feed said

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

SnapshotTrain 1M 2329+ MET/MYR (before)Train 1M 0006 MET/MYR (after)
11:39:09 pmnext stop Central Avnot in service yet
11:42:09 pmtrip finishednot in service yet
11:45:09 pmtrip finishednot in service yet
11:48:09 pmtrip finishednot in service yet
11:51:09 pmtrip finishednot in service yet
11:54:09 pmtrip finishednot in service yet
11:57:09 pmtrip finishednot in service yet
12:00:09 amtrip finishednot in service yet
12:03:09 amtrip finishednot in service yet
12:06:09 amtrip finishednot in service yet
12:09:09 amtrip finishednext stop Fresh Pond Rd
12:12:09 amtrip finishednext stop Forest Av
12:15:09 amtrip finishednext stop Myrtle-Wyckoff Avs
12:18:09 amtrip finishednext stop Knickerbocker Av
12:21:09 amtrip finishednext stop Myrtle Av

Showing 15 of 44 snapshots in the gap. The full record, every train on the line minute by minute, is in 2026-10-10-m-gap-87639.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.