South Western Railway 872U51
View line South Western Railway
Alerts for train 872U51
Alerts are saved per line, not per trip id, so they keep working when the operator changes the timetable. This train runs on line South Western Railway.
The mini-map returns when the train runs
On-time ยท 30 days
93%
26/28 runs under 3 min
RT coverage: 28 full ยท 0 partial ยท 0 no data
On-time ยท 90 days
86%
76/88 runs under 3 min
RT coverage: 88 full ยท 0 partial ยท 0 no data
Typical delay
0min
Median at arrival, 90 days
30 days: 0 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)
- 3โ10 min
- 10โ30 min
- 30+ min
- Partial coverage
- No data
Worst days
- Wed 5 Aug Max en route +27 min ยท last fix heading to Windsor & Eton Riverside +26 min
- Fri 7 Aug Max en route +29 min ยท last fix heading to Windsor & Eton Riverside +23 min
- Sat 12 Sept Max en route +12 min ยท last fix heading to Windsor & Eton Riverside +11 min
- Fri 11 Sept Max en route +10 min ยท last fix heading to Windsor & Eton Riverside +10 min
- Tue 25 Aug Max en route +7 min ยท last fix heading to Windsor & Eton Riverside +6 min
Distribution ยท 90 days
88 runs with a known final delay. On time = under 3 min, the same cut the map uses.
- Early 10% ยท 9
- On time 76% ยท 67
- 3โ10 min 9% ยท 8
- 10โ30 min 5% ยท 4
- 30+ min 0% ยท 0
On-time by weekday
- 100% M n=11
- 85% T n=13
- 77% W n=13
- 92% T n=13
- 77% F n=13
- 92% S n=13
- 83% S n=12
Recent runs
| Date | Last stop | Final | Max |
|---|---|---|---|
| Sat 10 Oct | Twickenham 17:43 | 0 min | โ |
| Fri 9 Oct | Windsor & Eton Riverside 18:06 | โ2 min | +3 min |
| Thu 8 Oct | Windsor & Eton Riverside 18:06 | โ2 min | +1 min |
| Wed 7 Oct | Datchet 18:07 | โ1 min | +2 min |
| Tue 6 Oct | Windsor & Eton Riverside 18:06 | โ1 min | +1 min |
| Sun 4 Oct | 87125 17:36 | +3 min | +5 min |
| Sat 3 Oct | 87125 17:43 | โ1 min | +1 min |
| Fri 2 Oct | Windsor & Eton Riverside 18:06 | โ2 min | โ |
| Thu 1 Oct | Windsor & Eton Riverside 18:06 | โ2 min | โ |
| Wed 30 Sept | Windsor & Eton Riverside 18:07 | 0 min | +3 min |
| Tue 29 Sept | Windsor & Eton Riverside 18:03 | โ4 min | +1 min |
| Mon 28 Sept | Windsor & Eton Riverside 18:06 | โ2 min | โ |
| Sun 27 Sept | 87125 17:32 | โ1 min | +1 min |
| Sat 26 Sept | Windsor & Eton Riverside 18:10 | +1 min | +5 min |
| Fri 25 Sept | Windsor & Eton Riverside 18:06 | โ2 min | โ |
| Thu 24 Sept | Windsor & Eton Riverside 18:06 | โ1 min | +3 min |
| Wed 23 Sept | Windsor & Eton Riverside 18:07 | 0 min | +4 min |
| Tue 22 Sept | Windsor & Eton Riverside 18:05 | โ2 min | โ |
| Mon 21 Sept | Windsor & Eton Riverside 18:08 | +1 min | +2 min |
| Sun 20 Sept | Windsor & Eton Riverside 17:54 | โ2 min | โ |
| Sat 19 Sept | Windsor & Eton Riverside 18:02 | +2 min | +2 min |
| Fri 18 Sept | โ 10:34 | +2 min | +2 min |
| Thu 17 Sept | Windsor & Eton Riverside 18:06 | +1 min | +1 min |
| Wed 16 Sept | Windsor & Eton Riverside 18:04 | 0 min | โ |
| Tue 15 Sept | Windsor & Eton Riverside 18:04 | 0 min | +9 min |
| Mon 14 Sept | Windsor & Eton Riverside 18:06 | +2 min | +2 min |
| Sun 13 Sept | Windsor & Eton Riverside 17:52 | 0 min | โ |
| Sat 12 Sept | Windsor & Eton Riverside 18:16 | +11 min | +12 min |
| Fri 11 Sept | Windsor & Eton Riverside 18:15 | +10 min | +10 min |
| Thu 10 Sept | Windsor & Eton Riverside 18:06 | +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.