Elizabeth line 509H25
View line Elizabeth line
Alerts for train 509H25
Alerts are saved per line, not per trip id, so they keep working when the operator changes the timetable. This train runs on line Elizabeth line.
The mini-map returns when the train runs
On-time · 30 days
90%
18/20 runs under 3 min
RT coverage: 20 full · 0 partial · 0 no data
On-time · 90 days
79%
48/61 runs under 3 min
RT coverage: 61 full · 0 partial · 0 no data
Typical delay
0min
Median at arrival, 90 days
30 days: 0 min
P90
+6min
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
- Fri 21 Aug Max en route +18 min · last fix heading to Heathrow Terminal 4 +18 min
- Wed 12 Aug Max en route +14 min · last fix heading to Heathrow Terminal 4 +13 min
- Wed 5 Aug Max en route +10 min · last fix heading to Heathrow Terminal 4 +10 min
- Thu 8 Oct Max en route +10 min · last fix heading to Heathrow Terminal 4 +9 min
- Wed 19 Aug Max en route +9 min · last fix heading to Southall +9 min
Distribution · 90 days
61 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 0% · 0
- On time 79% · 48
- 3–10 min 16% · 10
- 10–30 min 5% · 3
- 30+ min 0% · 0
On-time by weekday
- 91% M n=11
- 75% T n=12
- 69% W n=13
- 69% T n=13
- 92% F n=12
- — S n=0
- — S n=0
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Fri 9 Oct | Heathrow Terminal 4 06:49 | −1 min | +2 min |
| Thu 8 Oct | Heathrow Terminal 4 06:59 | +9 min | +10 min |
| Wed 7 Oct | Bond Street 06:15 | 0 min | +3 min |
| Tue 6 Oct | Hayes & Harlington 06:54 | +5 min | +5 min |
| Mon 5 Oct | Heathrow Terminal 4 06:51 | +2 min | +2 min |
| Fri 2 Oct | Heathrow Terminal 4 06:50 | 0 min | +2 min |
| Thu 1 Oct | Heathrow Terminal 4 06:50 | +1 min | +2 min |
| Wed 30 Sept | Heathrow Terminal 4 06:50 | +1 min | +5 min |
| Tue 29 Sept | Heathrow Terminal 4 06:49 | −1 min | +1 min |
| Mon 28 Sept | Heathrow Terminal 4 06:51 | +1 min | +3 min |
| Fri 25 Sept | Heathrow Terminal 4 06:49 | 0 min | +3 min |
| Thu 24 Sept | Heathrow Terminal 4 06:50 | +1 min | +2 min |
| Wed 23 Sept | Heathrow Terminal 4 06:50 | 0 min | — |
| Tue 22 Sept | Heathrow Terminal 4 06:50 | 0 min | +4 min |
| Mon 21 Sept | Heathrow Terminal 4 06:50 | +1 min | +3 min |
| Fri 18 Sept | Heathrow Terminal 4 06:49 | 0 min | +1 min |
| Thu 17 Sept | Heathrow Terminal 4 06:49 | 0 min | +2 min |
| Wed 16 Sept | Heathrow Terminal 4 06:49 | 0 min | +1 min |
| Tue 15 Sept | Heathrow Terminal 4 06:50 | 0 min | +1 min |
| Mon 14 Sept | Heathrow Terminal 4 06:52 | +2 min | +4 min |
| Fri 11 Sept | Heathrow Terminal 4 06:50 | +1 min | +8 min |
| Thu 10 Sept | 52748 06:07 | +3 min | +3 min |
| Wed 9 Sept | Heathrow Terminal 4 06:52 | +2 min | +4 min |
| Tue 8 Sept | Heathrow Terminal 4 06:50 | +1 min | +3 min |
| Mon 7 Sept | Heathrow Terminal 4 06:55 | +6 min | +8 min |
| Fri 4 Sept | Heathrow Terminal 4 06:50 | 0 min | +1 min |
| Thu 3 Sept | Heathrow Terminal 4 06:50 | +1 min | +3 min |
| Wed 2 Sept | Heathrow Terminal 4 06:49 | −1 min | +1 min |
| Tue 1 Sept | Heathrow Terminal 4 06:49 | −1 min | +1 min |
| Fri 28 Aug | Heathrow Terminal 4 06:49 | 0 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.