Chiltern Railways 702C27

View line Chiltern Railways

Daily Chiltern Railways

Running now · updated 10:08

Running now −1 min

Today it is running no worse than usual: typical arrival delay is 0 min; 70% of the last 30 runs arrived on time.

On-time · 30 days
70%
21/30 runs under 3 min
RT coverage: 30 full · 0 partial · 0 no data
On-time · 90 days
78%
69/89 runs under 3 min
RT coverage: 89 full · 0 partial · 0 no data
Typical delay
0min
Median at arrival, 90 days
30 days: 0 min
P90
+5min
9 in 10 runs arrive with less than this
30 days: +5 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 12 Aug Max en route +52 min · last fix heading to 63018 +52 min
  • Mon 26 Oct Max en route +16 min · last fix heading to Rickmansworth +14 min
  • Thu 20 Aug Max en route +16 min · last fix heading to 63018 +14 min
  • Tue 20 Oct Max en route +14 min · last fix heading to Rickmansworth +11 min
  • Mon 14 Sept Max en route +8 min · last fix heading to 63018 +7 min

Distribution · 90 days

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

  • Early 3% · 3
  • On time 74% · 66
  • 3–10 min 18% · 16
  • 10–30 min 3% · 3
  • 30+ min 1% · 1

On-time by weekday

  • 85% M n=13
  • 77% T n=13
  • 69% W n=13
  • 75% T n=12
  • 69% F n=13
  • 85% S n=13
  • 83% S n=12

Recent runs

DateLast stopFinalMax
Wed 28 OctGreat Missenden 10:040 min—
Tue 27 OctRickmansworth 11:00+3 min+3 min
Mon 26 OctRickmansworth 11:11+14 min+16 min
Sun 25 OctRickmansworth 10:57−1 min+2 min
Sat 24 OctRickmansworth 11:00+2 min+6 min
Fri 23 OctChalfont & Latimer 12:31+3 min+3 min
Thu 22 OctRickmansworth 10:570 min+1 min
Wed 21 OctChalfont & Latimer 12:22−1 min+1 min
Tue 20 OctRickmansworth 11:08+11 min+14 min
Mon 19 OctRickmansworth 10:58+1 min+1 min
Sun 18 OctChalfont & Latimer 13:22+5 min+7 min
Sat 17 OctRickmansworth 10:56−2 min+1 min
Fri 16 OctRickmansworth 11:02+4 min+4 min
Thu 15 OctRickmansworth 11:03+6 min+7 min
Wed 14 OctRickmansworth 10:570 min+3 min
Tue 13 OctRickmansworth 10:570 min+5 min
Mon 12 OctChorleywood 10:56−1 min+3 min
Sun 11 OctRickmansworth 10:57−1 min+2 min
Sat 10 OctRickmansworth 10:570 min+1 min
Fri 9 OctRickmansworth 10:55−2 min—
Thu 8 OctRickmansworth 10:58+1 min+1 min
Wed 7 OctRickmansworth 10:56−1 min+1 min
Tue 6 OctRickmansworth 11:02+5 min+5 min
Mon 5 Oct63018 11:560 min+1 min
Sun 4 Oct63018 14:570 min—
Sat 3 Oct70362 10:11+1 min+2 min
Fri 2 Oct63018 14:220 min+3 min
Thu 1 Oct63018 10:59+2 min+4 min
Wed 30 Sept63018 11:02+5 min+7 min
Tue 29 Sept63018 12:370 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.