Train NS 4274 Leiden Centraal – Haarlem
It has not run yet today
Last recorded run: Wednesday 21 October No data
Next service: today 22:50 from Leiden Centraal · Thu 22 Oct
Next departure 22:50 today · Leiden Centraal
On-time · 30 days
90%
9/10 runs under 3 min
RT coverage: 9 full · 1 partial · 9 no data
On-time · 90 days
90%
9/10 runs under 3 min
RT coverage: 9 full · 1 partial · 18 no data
Typical delay
0min
Median at arrival, 90 days
30 days: 0 min
P90
+1min
9 in 10 runs arrive with less than this
30 days: +1 min
Last 30 days
Arrival delay at Haarlem, 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 5 Oct Max en route +5 min · last fix heading to — +5 min
Distribution · 90 days
10 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 0% · 0
- On time 90% · 9
- 3–10 min 10% · 1
- 10–30 min 0% · 0
- 30+ min 0% · 0
On-time by weekday
- 50% M n=2
- 100% T n=1
- 100% W n=2
- 100% T n=1
- 100% F n=2
- 100% S n=1
- 100% S n=1
Stops and timetable
Timetable of the latest run from the operator’s GTFS (5 stops).
| Stop | Sched. |
|---|---|
| 22:50 | |
| 22:55 | |
| 23:02 | |
| 23:08 | |
| 23:13 |
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.
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Wed 21 Oct | — 23:15 | No data | — |
| Tue 20 Oct | — 23:14 | No data | — |
| Mon 19 Oct | — 23:15 | No data | — |
| Sun 18 Oct | Heemstede-Aerdenhout 23:22Partial coverage | 0 min | — |
| Sat 17 Oct | Heemstede-Aerdenhout 23:22 | 0 min | — |
| Fri 16 Oct | — 23:14 | +1 min | — |
| Thu 15 Oct | — 23:17 | No data | — |
| Wed 14 Oct | — 23:14 | 0 min | — |
| Tue 13 Oct | — 23:14 | No data | — |
| Mon 12 Oct | — 23:14 | 0 min | — |
| Fri 9 Oct | — 23:14 | 0 min | — |
| Thu 8 Oct | — 23:17 | 0 min | +2 min |
| Wed 7 Oct | — 23:14 | +1 min | — |
| Tue 6 Oct | — 23:14 | 0 min | — |
| Mon 5 Oct | — 23:25 | +5 min | +5 min |
| Sun 4 Oct | Heemstede-Aerdenhout 23:22 | No data | — |
| Sat 3 Oct | Halfweg-Zwanenburg 23:36 | No data | — |
| Sun 27 Sept | Heemstede-Aerdenhout 23:22 | No data | — |
| Sat 26 Sept | Heemstede-Aerdenhout 23:22 | No data | — |
| Sun 20 Sept | Heemstede-Aerdenhout 23:22 | No data | — |
| Sat 19 Sept | Hillegom 23:08 | No data | — |
| Sun 6 Sept | Heemstede-Aerdenhout 23:23 | No data | — |
| Sat 5 Sept | Voorhout 23:09 | No data | — |
| Sun 30 Aug | Heemstede-Aerdenhout 23:22 | No data | — |
| Sun 16 Aug | Heemstede-Aerdenhout 23:23 | No data | — |
| Sat 15 Aug | Heemstede-Aerdenhout 23:21 | No data | — |
| Sun 2 Aug | Heemstede-Aerdenhout 23:22 | No data | — |
| Sun 26 Jul | Heemstede-Aerdenhout 23:22 | No data | — |