Chiltern Railways 632W21
View line Chiltern Railways
Alerts for train 632W21
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 ยท 30 days
86%
18/21 runs under 3 min
RT coverage: 21 full ยท 0 partial ยท 0 no data
On-time ยท 90 days
86%
55/64 runs under 3 min
RT coverage: 64 full ยท 0 partial ยท 0 no data
Typical delay
โ2min
Median at arrival, 90 days
30 days: โ2 min
P90
+4min
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)
- 3โ10 min
- 10โ30 min
- 30+ min
- Partial coverage
- No data
Worst days
- Tue 22 Sept Max en route +25 min ยท last fix heading to Denham +25 min
- Mon 20 Jul Max en route +17 min ยท last fix heading to High Wycombe +17 min
- Tue 6 Oct Max en route +11 min ยท last fix heading to High Wycombe +7 min
- Thu 27 Aug Max en route +9 min ยท last fix heading to High Wycombe +7 min
- Fri 25 Sept Max en route +8 min ยท last fix heading to High Wycombe +6 min
Distribution ยท 90 days
64 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 55% ยท 35
- On time 31% ยท 20
- 3โ10 min 11% ยท 7
- 10โ30 min 3% ยท 2
- 30+ min 0% ยท 0
On-time by weekday
- 77% M n=13
- 83% T n=12
- 100% W n=13
- 85% T n=13
- 85% F n=13
- โ S n=0
- โ S n=0
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Mon 12 Oct | High Wycombe 11:07 | โ2 min | โ |
| Fri 9 Oct | High Wycombe 11:10 | 0 min | +5 min |
| Thu 8 Oct | High Wycombe 11:08 | โ2 min | โ |
| Wed 7 Oct | High Wycombe 11:08 | โ2 min | โ |
| Tue 6 Oct | High Wycombe 11:16 | +7 min | +11 min |
| Mon 5 Oct | High Wycombe 11:08 | โ2 min | +1 min |
| Fri 2 Oct | High Wycombe 11:08 | โ2 min | โ |
| Thu 1 Oct | High Wycombe 11:08 | โ2 min | +1 min |
| Wed 30 Sept | High Wycombe 11:10 | +1 min | +6 min |
| Tue 29 Sept | High Wycombe 11:08 | โ2 min | +3 min |
| Mon 28 Sept | High Wycombe 11:08 | โ2 min | +1 min |
| Fri 25 Sept | High Wycombe 11:16 | +6 min | +8 min |
| Thu 24 Sept | High Wycombe 11:09 | โ1 min | โ |
| Wed 23 Sept | High Wycombe 11:09 | โ1 min | +1 min |
| Tue 22 Sept | Denham 12:58 | +25 min | +25 min |
| Mon 21 Sept | High Wycombe 11:10 | 0 min | +2 min |
| Fri 18 Sept | High Wycombe 11:08 | โ2 min | +2 min |
| Thu 17 Sept | High Wycombe 11:11 | +1 min | +5 min |
| Wed 16 Sept | High Wycombe 11:08 | โ1 min | โ |
| Tue 15 Sept | High Wycombe 11:08 | โ2 min | โ |
| Mon 14 Sept | High Wycombe 11:07 | โ2 min | โ |
| Fri 11 Sept | High Wycombe 11:09 | โ1 min | +1 min |
| Thu 10 Sept | High Wycombe 11:08 | โ2 min | โ |
| Wed 9 Sept | High Wycombe 11:08 | โ1 min | โ |
| Tue 8 Sept | High Wycombe 11:08 | โ2 min | +1 min |
| Mon 7 Sept | High Wycombe 11:07 | โ2 min | โ |
| Fri 4 Sept | High Wycombe 11:14 | +4 min | +7 min |
| Thu 3 Sept | High Wycombe 11:08 | โ2 min | โ |
| Wed 2 Sept | High Wycombe 11:10 | 0 min | +2 min |
| Tue 1 Sept | High Wycombe 11:08 | โ2 min | โ |
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.