Chiltern Railways 661H22
View line Chiltern Railways
Alerts for train 661H22
Alerts are saved per line, not per trip id, so they keep working when the operator changes the timetable. This train runs on line Chiltern Railways.
The mini-map returns when the train runs
On-time · 30 days
31%
8/26 runs under 3 min
RT coverage: 26 full · 0 partial · 0 no data
On-time · 90 days
43%
33/77 runs under 3 min
RT coverage: 77 full · 0 partial · 0 no data
Typical delay
+3min
Median at arrival, 90 days
30 days: +4 min
P90
+8min
9 in 10 runs arrive with less than this
30 days: +8 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
- Mon 10 Aug Max en route +21 min · last fix heading to 63018 +21 min
- Sat 31 Oct Max en route +18 min · last fix heading to Wembley Stadium +18 min
- Fri 25 Sept Max en route +17 min · last fix heading to 63018 +15 min
- Fri 4 Sept Max en route +13 min · last fix heading to 63018 +13 min
- Wed 14 Oct Max en route +10 min · last fix heading to Wembley Stadium +9 min
Distribution · 90 days
77 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 0% · 0
- On time 43% · 33
- 3–10 min 52% · 40
- 10–30 min 5% · 4
- 30+ min 0% · 0
On-time by weekday
- 38% M n=13
- 46% T n=13
- 17% W n=12
- 46% T n=13
- 54% F n=13
- 54% S n=13
- — S n=0
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Tue 3 Nov | Wembley Stadium 09:48 | +3 min | +3 min |
| Mon 2 Nov | Wembley Stadium 09:48 | +3 min | +3 min |
| Sat 31 Oct | Wembley Stadium 10:11 | +18 min | +18 min |
| Fri 30 Oct | South Ruislip 10:01 | +8 min | +8 min |
| Thu 29 Oct | Wembley Stadium 09:55 | +2 min | +2 min |
| Wed 28 Oct | South Ruislip 09:57 | +3 min | +4 min |
| Tue 27 Oct | Wembley Stadium 09:55 | +1 min | +2 min |
| Mon 26 Oct | Wembley Stadium 09:54 | +1 min | +4 min |
| Sat 24 Oct | Wembley Stadium 10:00 | +7 min | +7 min |
| Fri 23 Oct | Wembley Stadium 09:55 | +1 min | +3 min |
| Thu 22 Oct | Wembley Stadium 10:00 | +6 min | +6 min |
| Wed 21 Oct | South Ruislip 09:58 | +5 min | +5 min |
| Tue 20 Oct | Wembley Stadium 09:54 | +1 min | +2 min |
| Mon 19 Oct | Wembley Stadium 09:54 | +1 min | +2 min |
| Sat 17 Oct | Wembley Stadium 09:54 | 0 min | +1 min |
| Fri 16 Oct | Wembley Stadium 09:54 | +1 min | +4 min |
| Thu 15 Oct | Wembley Stadium 09:56 | +3 min | +5 min |
| Wed 14 Oct | Wembley Stadium 10:02 | +9 min | +10 min |
| Tue 13 Oct | Wembley Stadium 09:57 | +4 min | +5 min |
| Mon 12 Oct | Wembley Stadium 09:57 | +4 min | +5 min |
| Sat 10 Oct | Wembley Stadium 10:01 | +8 min | +10 min |
| Fri 9 Oct | Wembley Stadium 09:56 | +3 min | +4 min |
| Thu 8 Oct | Wembley Stadium 10:01 | +8 min | +13 min |
| Wed 7 Oct | Wembley Stadium 09:58 | +4 min | +5 min |
| Tue 6 Oct | Wembley Stadium 09:57 | +4 min | +5 min |
| Mon 5 Oct | 63018 09:57 | +4 min | +5 min |
| Sat 3 Oct | 63018 09:56 | +3 min | +5 min |
| Fri 2 Oct | 63018 09:59 | +6 min | +8 min |
| Thu 1 Oct | 63018 09:55 | +2 min | +4 min |
| Wed 30 Sept | 63018 09:57 | +4 min | +6 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.