GWR 671P26

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Mon, Tue, Wed, Thu, Fri, Sat GWR

✓ Today’s run finished

Today, last fix heading to Slough at 15:51 +19 min

The mini-map returns when the train runs
On-time · 30 days
27%
7/26 runs under 3 min
RT coverage: 26 full · 0 partial · 0 no data
On-time · 90 days
25%
19/77 runs under 3 min
RT coverage: 77 full · 0 partial · 0 no data
Typical delay
+7min
Median at arrival, 90 days
30 days: +7 min
P90
+21min
9 in 10 runs arrive with less than this
30 days: +15 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

  • Sat 22 Aug Max en route +66 min · last fix heading to 73251 +61 min
  • Wed 9 Sept Max en route +38 min · last fix heading to 73251 +37 min
  • Sat 8 Aug Max en route +37 min · last fix heading to 73251 +36 min
  • Fri 14 Aug Max en route +35 min · last fix heading to 73251 +35 min
  • Wed 5 Aug Max en route +36 min · last fix heading to 74444 +35 min

Distribution · 90 days

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

  • Early 1% · 1
  • On time 23% · 18
  • 3–10 min 36% · 28
  • 10–30 min 32% · 25
  • 30+ min 6% · 5

On-time by weekday

  • 15% M n=13
  • 15% T n=13
  • 38% W n=13
  • 38% T n=13
  • 15% F n=13
  • 25% S n=12
  • — S n=0

Recent runs

DateLast stopFinalMax
Sat 31 OctSlough 15:51+19 min+23 min
Fri 30 OctSlough 15:38+7 min+7 min
Thu 29 OctMaidenhead 15:34+3 min+3 min
Wed 28 OctSlough 15:42+12 min+12 min
Tue 27 OctSlough 15:35+5 min+9 min
Mon 26 OctMaidenhead 15:300 min+5 min
Sat 24 OctMaidenhead 15:45+14 min+15 min
Fri 23 OctMaidenhead 15:42+12 min+12 min
Thu 22 OctSlough 15:43+13 min+13 min
Wed 21 OctMaidenhead 15:34+4 min+4 min
Tue 20 OctSlough 15:38+8 min+8 min
Mon 19 OctMaidenhead 15:36+6 min+6 min
Sat 17 OctMaidenhead 15:310 min+3 min
Fri 16 OctSlough 15:43+12 min+16 min
Thu 15 OctSlough 15:37+6 min+6 min
Wed 14 OctMaidenhead 15:34+2 min+2 min
Tue 13 OctMaidenhead 15:32+1 min+3 min
Mon 12 OctSlough 15:44+12 min+12 min
Sat 10 OctMaidenhead 15:47+16 min+16 min
Fri 9 OctSlough 15:38+8 min+8 min
Thu 8 OctSlough 15:45+15 min+15 min
Wed 7 OctSlough 15:34+3 min+3 min
Tue 6 OctSlough 15:37+7 min+7 min
Mon 5 OctSlough 15:23+2 min+2 min
Sat 3 Oct73251 15:33+2 min+3 min
Fri 2 Oct73251 15:32+2 min+4 min
Thu 1 Oct73251 15:39+9 min+9 min
Wed 30 Sept73251 15:46+15 min+15 min
Tue 29 Sept73251 15:35+5 min+6 min
Mon 28 Sept73251 15:48+17 min+17 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.