Chiltern Railways 742Y87
View line Chiltern Railways
Alerts for train 742Y87
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
95%
20/21 runs under 3 min
RT coverage: 21 full · 0 partial · 0 no data
On-time · 90 days
78%
49/63 runs under 3 min
RT coverage: 63 full · 0 partial · 0 no data
Typical delay
+2min
Median at arrival, 90 days
30 days: +2 min
P90
+4min
9 in 10 runs arrive with less than this
30 days: +2 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
- Thu 30 Jul Max en route +31 min · last fix heading to 63018 +31 min
- Sat 15 Aug Max en route +11 min · last fix heading to — +11 min
- Fri 14 Aug Max en route +12 min · last fix heading to 63018 +10 min
- Thu 6 Aug Max en route +9 min · last fix heading to 63018 +9 min
- Tue 6 Oct Max en route +8 min · last fix heading to Wembley Stadium +6 min
Distribution · 90 days
63 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 0% · 0
- On time 78% · 49
- 3–10 min 17% · 11
- 10–30 min 3% · 2
- 30+ min 2% · 1
On-time by weekday
- 75% M n=12
- 75% T n=12
- 83% W n=12
- 69% T n=13
- 92% F n=13
- 0% S n=1
- — S n=0
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Mon 26 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Fri 23 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Thu 22 Oct | Wembley Stadium 00:24 | +1 min | +1 min |
| Wed 21 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Tue 20 Oct | Wembley Stadium 00:24 | +1 min | +1 min |
| Mon 19 Oct | Wembley Stadium 00:24 | +1 min | +1 min |
| Fri 16 Oct | Wembley Stadium 00:24 | +2 min | +2 min |
| Thu 15 Oct | Wembley Stadium 00:23 | 0 min | +1 min |
| Wed 14 Oct | Wembley Stadium 00:22 | −1 min | +3 min |
| Tue 13 Oct | Wembley Stadium 00:24 | +1 min | +1 min |
| Mon 12 Oct | Wembley Stadium 00:24 | +1 min | +1 min |
| Fri 9 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Thu 8 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Wed 7 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Tue 6 Oct | Wembley Stadium 00:29 | +6 min | +8 min |
| Mon 5 Oct | Wembley Stadium 00:25 | +2 min | +2 min |
| Fri 2 Oct | 63018 00:24 | +1 min | +2 min |
| Thu 1 Oct | 63018 00:24 | +1 min | +2 min |
| Wed 30 Sept | 63018 00:25 | +2 min | +2 min |
| Tue 29 Sept | 63018 00:25 | +2 min | +2 min |
| Mon 28 Sept | 63018 00:24 | +1 min | +2 min |
| Fri 25 Sept | 63018 00:24 | +1 min | +1 min |
| Thu 24 Sept | 63018 00:24 | +1 min | +1 min |
| Wed 23 Sept | 63018 00:24 | +1 min | +1 min |
| Tue 22 Sept | 63018 00:27 | +4 min | +4 min |
| Mon 21 Sept | 63018 00:26 | +3 min | +3 min |
| Fri 18 Sept | 63018 00:24 | +1 min | +2 min |
| Thu 17 Sept | 63018 00:25 | +1 min | +2 min |
| Wed 16 Sept | 63018 00:25 | +2 min | +2 min |
| Tue 15 Sept | 63018 00:24 | +2 min | +2 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.