Z 9872 Lahti – Helsinki
View line Z
Alerts for train 9872
Alerts are saved per line, not per trip id, so they keep working when the operator changes the timetable. This train runs on line Z.
On-time · 30 days
85%
22/26 runs under 3 min
RT coverage: 24 full · 2 partial · 3 no data
On-time · 90 days
77%
66/86 runs under 3 min
RT coverage: 84 full · 2 partial · 3 no data
Typical delay
+1min
Median at arrival, 90 days
30 days: +1 min
P90
+7min
9 in 10 runs arrive with less than this
30 days: +5 min
Last 30 days
Arrival delay at Helsinki, 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 10 Sept Max en route +50 min · last fix heading to — +47 min
- Fri 14 Aug Max en route +31 min · last fix heading to — +31 min
- Sun 30 Aug Max en route +22 min · last fix heading to — +22 min
- Mon 7 Sept Max en route +12 min · last fix heading to — +12 min
- Tue 8 Sept Max en route +11 min · last fix heading to — +11 min
Distribution · 90 days
86 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 0% · 0
- On time 77% · 66
- 3–10 min 17% · 15
- 10–30 min 3% · 3
- 30+ min 2% · 2
On-time by weekday
- 75% M n=12
- 69% T n=13
- 85% W n=13
- 85% T n=13
- 58% F n=12
- 100% S n=12
- 64% S n=11
Stops and timetable
Timetable of the latest run from the operator’s GTFS (8 stops).
| Stop | Sched. |
|---|---|
| 22:09 | |
| 22:21 / 22:22 | |
| 22:32 / 22:33 | |
| 22:42 / 22:43 | |
| 22:50 / 22:51 | |
| 22:59 / 23:00 | |
| 23:08 / 23:09 | |
| 23:14 |
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 |
|---|---|---|---|
| Sat 24 Oct | Helsinki 23:48 | +3 min | +3 min |
| Fri 23 Oct | Helsinki 23:46 | +1 min | +1 min |
| Thu 22 Oct | Helsinki 23:44 | 0 min | — |
| Wed 21 Oct | Pasila 23:46Partial coverage | +1 min | — |
| Tue 20 Oct | Helsinki 23:46 | +2 min | +2 min |
| Mon 19 Oct | Pasila 23:46Partial coverage | +1 min | — |
| Sun 18 Oct | Helsinki 23:44 | 0 min | — |
| Sat 17 Oct | Helsinki 23:44 | 0 min | — |
| Fri 16 Oct | Helsinki 23:47 | +3 min | +3 min |
| Thu 15 Oct | Helsinki 23:40 | 0 min | — |
| Wed 14 Oct | Helsinki 23:47 | +2 min | +2 min |
| Tue 13 Oct | Helsinki 23:53 | +8 min | +8 min |
| Mon 12 Oct | Helsinki 23:47 | +2 min | +2 min |
| Sun 11 Oct | — 23:46 | No data | — |
| Sat 10 Oct | — 23:47 | No data | — |
| Fri 9 Oct | — 23:49 | No data | — |
| Thu 8 Oct | Helsinki 23:49 | +5 min | +5 min |
| Wed 7 Oct | Pasila 23:45 | 0 min | +2 min |
| Tue 6 Oct | Helsinki 23:54 | +6 min | +6 min |
| Mon 5 Oct | Helsinki 23:44 | 0 min | — |
| Sun 4 Oct | Helsinki 23:45 | 0 min | — |
| Sat 3 Oct | — 23:42 | +1 min | — |
| Fri 2 Oct | — 23:45 | 0 min | — |
| Thu 1 Oct | — 23:46 | +2 min | +2 min |
| Wed 30 Sept | — 23:46 | +1 min | +1 min |
| Tue 29 Sept | — 23:45 | +1 min | — |
| Mon 28 Sept | — 23:50 | +5 min | +5 min |
| Sun 27 Sept | — 23:43 | 0 min | — |
| Sat 26 Sept | — 23:42 | 0 min | — |
| Fri 25 Sept | — 23:47 | +4 min | +4 min |