Govia Thameslink Railway 871W41

View line Govia Thameslink Railway

Mon, Tue, Wed, Thu, Fri, Sat Govia Thameslink Railway

✓ Today’s run finished

Today, last fix heading to Clapham Jn. C.S. at 17:24 +35 min

The mini-map returns when the train runs
On-time · 30 days
68%
15/22 runs under 3 min
RT coverage: 22 full · 0 partial · 0 no data
On-time · 90 days
52%
35/67 runs under 3 min
RT coverage: 67 full · 0 partial · 0 no data
Typical delay
+2min
Median at arrival, 90 days
30 days: +1 min
P90
+13min
9 in 10 runs arrive with less than this
30 days: +10 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

  • Fri 28 Aug Max en route +40 min · last fix heading to 87230 +37 min
  • Sat 22 Aug Max en route +38 min · last fix heading to 87230 +36 min
  • Sat 24 Oct Max en route +35 min · last fix heading to Clapham Jn. C.S. +35 min
  • Fri 9 Oct Max en route +18 min · last fix heading to Clapham Jn. C.S. +18 min
  • Tue 1 Sept Max en route +15 min · last fix heading to 87230 +14 min

Distribution · 90 days

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

  • Early 1% · 1
  • On time 51% · 34
  • 3–10 min 27% · 18
  • 10–30 min 16% · 11
  • 30+ min 4% · 3

On-time by weekday

  • 64% M n=11
  • 73% T n=11
  • 67% W n=12
  • 42% T n=12
  • 30% F n=10
  • 36% S n=11
  • — S n=0

Recent runs

DateLast stopFinalMax
Sat 24 OctClapham Jn. C.S. 17:24+35 min+35 min
Thu 22 OctClapham Jn. C.S. 16:490 min+3 min
Wed 21 OctClapham Jn. C.S. 16:490 min+4 min
Tue 20 OctClapham Jn. C.S. 16:51+2 min+4 min
Mon 19 OctClapham Jn. C.S. 16:490 min+5 min
Sat 17 OctClapham Jn. C.S. 16:54+3 min+8 min
Fri 16 OctClapham Jn. C.S. 16:54+6 min+8 min
Thu 15 OctClapham Jn. C.S. 16:490 min+3 min
Wed 14 OctEast Croydon 16:50+1 min+4 min
Tue 13 OctEarlswood (Surrey) 16:490 min+1 min
Mon 12 OctClapham Jn. C.S. 16:50+1 min+3 min
Fri 9 OctClapham Jn. C.S. 17:07+18 min+18 min
Thu 8 OctEarlswood (Surrey) 16:49+1 min+5 min
Wed 7 OctEast Croydon 16:51+2 min+4 min
Tue 6 OctClapham Jn. C.S. 16:51+3 min+3 min
Mon 5 OctEast Croydon 16:490 min—
Sat 3 Oct87230 16:48−1 min+3 min
Fri 2 Oct87230 16:490 min+3 min
Thu 1 Oct87230 16:53+4 min+7 min
Wed 30 Sept87230 16:59+10 min+11 min
Sat 26 Sept87230 16:490 min+4 min
Fri 25 Sept87230 16:490 min+4 min
Thu 24 Sept87230 16:490 min+4 min
Wed 23 Sept87230 16:51+2 min+4 min
Tue 22 Sept87230 16:50+1 min+3 min
Mon 21 Sept87230 16:52+3 min+6 min
Sat 19 Sept87230 16:52+3 min+6 min
Fri 18 Sept87230 16:51+3 min+5 min
Thu 17 Sept87230 16:51+3 min+7 min
Wed 16 Sept87230 16:54+5 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.