GWR 671P88

View line GWR

Tue, Sun GWR

It does not run today

Last recorded run: Sunday 18 October +6 min

The mini-map returns when the train runs
On-time · 30 days
40%
2/5 runs under 3 min
RT coverage: 5 full · 0 partial · 0 no data
On-time · 90 days
43%
6/14 runs under 3 min
RT coverage: 14 full · 0 partial · 0 no data
Typical delay
+3min
Median at arrival, 90 days
30 days: +3 min
P90
+33min
9 in 10 runs arrive with less than this
30 days: +6 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

  • Sun 13 Sept Max en route +64 min · last fix heading to 73251 +58 min
  • Sun 20 Sept Max en route +45 min · last fix heading to 73251 +37 min
  • Mon 21 Sept Max en route +23 min · last fix heading to — +23 min
  • Sun 18 Oct Max en route +14 min · last fix heading to Slough +6 min
  • Sun 27 Sept Max en route +7 min · last fix heading to 73251 +5 min

Distribution · 90 days

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

  • Early 21% · 3
  • On time 21% · 3
  • 3–10 min 36% · 5
  • 10–30 min 7% · 1
  • 30+ min 14% · 2

On-time by weekday

  • 0% M n=1
  • 100% T n=1
  • — W n=0
  • — T n=0
  • — F n=0
  • — S n=0
  • 42% S n=12

Recent runs

DateLast stopFinalMax
Sun 18 OctSlough 23:54+6 min+14 min
Sun 11 OctSlough 23:41−8 min+1 min
Tue 6 Oct— 10:51+1 min+1 min
Sun 4 Oct73251 23:51+3 min+7 min
Sun 27 Sept73251 23:53+5 min+7 min
Mon 21 Sept— 08:29+23 min+23 min
Sun 20 Sept73251 00:25+37 min+45 min
Sun 13 Sept73251 00:46+58 min+64 min
Sun 6 Sept73251 00:330 min+12 min
Sun 30 Aug73251 23:50+3 min+3 min
Sun 23 Aug73251 23:49+4 min+8 min
Sun 16 Aug73251 23:46−2 min+6 min
Sun 2 Aug73251 23:38−10 min+1 min
Sun 26 Jul73251 00:520 min+8 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.