Transport for Wales 781M42
View line Transport for Wales
Alerts for train 781M42
Alerts are saved per line, not per trip id, so they keep working when the operator changes the timetable. This train runs on line Transport for Wales.
The mini-map returns when the train runs
On-time ยท 30 days
96%
24/25 runs under 3 min
RT coverage: 25 full ยท 0 partial ยท 0 no data
On-time ยท 90 days
90%
66/73 runs under 3 min
RT coverage: 73 full ยท 0 partial ยท 0 no data
Typical delay
โ1min
Median at arrival, 90 days
30 days: โ1 min
P90
+2min
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)
- 3โ10 min
- 10โ30 min
- 30+ min
- Partial coverage
- No data
Worst days
- Tue 28 Jul Max en route +32 min ยท last fix heading to 78527 +21 min
- Thu 30 Jul Max en route +16 min ยท last fix heading to Merthyr Tydfil +14 min
- Wed 5 Aug Max en route +12 min ยท last fix heading to Merthyr Tydfil +9 min
- Sat 26 Sept Max en route +9 min ยท last fix heading to Merthyr Tydfil +7 min
- Fri 17 Jul Max en route +12 min ยท last fix heading to Quakers Yard +6 min
Distribution ยท 90 days
73 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 30% ยท 22
- On time 60% ยท 44
- 3โ10 min 7% ยท 5
- 10โ30 min 3% ยท 2
- 30+ min 0% ยท 0
On-time by weekday
- 100% M n=12
- 92% T n=12
- 91% W n=11
- 85% T n=13
- 85% F n=13
- 92% S n=12
- โ S n=0
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Mon 12 Oct | Merthyr Tydfil 17:11 | โ1 min | +2 min |
| Sat 10 Oct | Merthyr Tydfil 17:10 | โ2 min | +2 min |
| Fri 9 Oct | Pentre-Bach 17:11 | โ1 min | +2 min |
| Thu 8 Oct | Merthyr Tydfil 17:10 | โ1 min | +2 min |
| Wed 7 Oct | Merthyr Tydfil 17:10 | โ1 min | +2 min |
| Tue 6 Oct | Merthyr Tydfil 17:10 | โ2 min | +2 min |
| Mon 5 Oct | Merthyr Tydfil 17:10 | โ2 min | +3 min |
| Sat 3 Oct | Merthyr Tydfil 17:11 | โ1 min | +3 min |
| Fri 2 Oct | Merthyr Tydfil 17:13 | +2 min | +7 min |
| Thu 1 Oct | Merthyr Tydfil 17:11 | โ1 min | +4 min |
| Wed 30 Sept | Merthyr Tydfil 17:10 | โ2 min | +1 min |
| Tue 29 Sept | Merthyr Tydfil 17:12 | 0 min | +4 min |
| Mon 28 Sept | Merthyr Tydfil 17:11 | โ1 min | +2 min |
| Sat 26 Sept | Merthyr Tydfil 17:19 | +7 min | +9 min |
| Fri 25 Sept | Merthyr Tydfil 17:11 | โ1 min | +3 min |
| Thu 24 Sept | Merthyr Tydfil 17:11 | โ1 min | +3 min |
| Wed 23 Sept | Merthyr Tydfil 17:11 | โ1 min | +2 min |
| Tue 22 Sept | Merthyr Tydfil 17:09 | โ2 min | +1 min |
| Mon 21 Sept | Merthyr Tydfil 17:10 | โ2 min | +2 min |
| Sat 19 Sept | Merthyr Tydfil 17:14 | +2 min | +5 min |
| Fri 18 Sept | Merthyr Tydfil 17:10 | โ2 min | +4 min |
| Thu 17 Sept | Merthyr Vale 17:56 | +2 min | +2 min |
| Wed 16 Sept | 78527 16:04 | +1 min | +2 min |
| Tue 15 Sept | Merthyr Tydfil 17:09 | โ2 min | +3 min |
| Mon 14 Sept | Merthyr Tydfil 17:13 | +1 min | +5 min |
| Sat 12 Sept | Merthyr Tydfil 17:12 | 0 min | +4 min |
| Fri 11 Sept | Merthyr Tydfil 17:12 | 0 min | +3 min |
| Thu 10 Sept | Merthyr Tydfil 17:11 | โ1 min | +7 min |
| Wed 9 Sept | Merthyr Tydfil 17:09 | โ2 min | +2 min |
| Tue 8 Sept | Merthyr Tydfil 17:10 | โ1 min | +7 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.