Transport for Wales 781A52

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Running now · updated 19:24

Running now +15 min

Today it is running worse than usual: typical arrival delay is 0 min; 90% of the last 20 runs arrived on time.

On-time · 30 days
90%
18/20 runs under 3 min
RT coverage: 20 full · 0 partial · 0 no data
On-time · 90 days
91%
64/70 runs under 3 min
RT coverage: 70 full · 0 partial · 0 no data
Typical delay
−1min
Median at arrival, 90 days
30 days: 0 min
P90
+2min
9 in 10 runs arrive with less than this
30 days: +2 min

Last 30 days

Delay at the end of each run, in minutes. One bar per run.

  • On time (<3 min)
  • 3–10 min
  • 10–30 min
  • 30+ min
  • Partial coverage
  • No data

Worst days

  • Wed 4 Nov Max en route +18 min · last fix heading to Taffs Well +18 min
  • Mon 5 Oct Max en route +15 min · last fix heading to Mountain Ash +11 min
  • Tue 13 Oct Max en route +5 min · last fix heading to Mountain Ash +3 min
  • Thu 1 Oct Max en route +7 min · last fix heading to 78102 +3 min
  • Sat 19 Sept Max en route +5 min · last fix heading to 78102 +3 min

Distribution · 90 days

70 runs with a known final delay. On time = under 3 min, the same cut the map uses.

  • Early 9% · 6
  • On time 83% · 58
  • 3–10 min 6% · 4
  • 10–30 min 3% · 2
  • 30+ min 0% · 0

On-time by weekday

  • 92% M n=12
  • 83% T n=12
  • 91% W n=11
  • 91% T n=11
  • 100% F n=12
  • 92% S n=12
  • — S n=0

Recent runs

DateLast stopFinalMax
Wed 4 NovTaffs Well 19:19+18 min+18 min
Tue 3 NovMountain Ash 19:44−1 min+5 min
Mon 2 NovMountain Ash 19:440 min+1 min
Sat 31 OctFernhill 19:54−1 min+3 min
Fri 23 OctMountain Ash 19:54−1 min+4 min
Thu 22 OctFernhill 19:57+2 min+3 min
Wed 21 OctMountain Ash 19:54−1 min+1 min
Tue 20 OctMountain Ash 19:54−2 min+3 min
Mon 19 OctFernhill 19:560 min+2 min
Sat 17 OctMountain Ash 19:58+2 min+4 min
Fri 16 OctMountain Ash 19:54−1 min+1 min
Thu 15 OctFernhill 19:550 min+1 min
Wed 14 OctMountain Ash 19:54−1 min+4 min
Tue 13 OctMountain Ash 19:58+3 min+5 min
Mon 12 OctFernhill 19:55−1 min+1 min
Sat 10 OctFernhill 19:56+1 min+1 min
Fri 9 OctFernhill 19:550 min+1 min
Thu 8 OctFernhill 19:550 min+1 min
Wed 7 OctFernhill 19:550 min+2 min
Tue 6 OctMountain Ash 19:550 min+10 min
Mon 5 OctMountain Ash 21:42+11 min+15 min
Sat 3 Oct78102 19:54−1 min+4 min
Fri 2 Oct78102 19:54−1 min+2 min
Thu 1 Oct78102 19:59+3 min+7 min
Wed 30 Sept78102 19:54−1 min+3 min
Tue 29 Sept78102 19:54−1 min+1 min
Mon 28 Sept78102 19:54−1 min+2 min
Sat 26 Sept78102 19:53−2 min+3 min
Fri 25 Sept78102 19:57+2 min+3 min
Thu 24 Sept78102 19:53−2 min+1 min

Each run is closed into train_runs (country, train number, service day) from the live positions. Final delay = last delay seen. Partial coverage: the feed stopped before the final stop (last value used, hatched in the chart). No data: a run without any valid delay; counts as neither on time nor late. Data collected since 11 July 2026.