RER OPUS50

RER
Cergy le HautTorcy
Some stops cancelled2 of 25 stops are reported cancelled. Passages at the other stops are not confirmed.

Punctuality : 100% on time · average delay +0.4 min · over 9 observed days

Usually

Usual times are calculated from past runs. See the selected run’s timetable below.

Departs
00:05
Arrives
01:20
Journey time
1 h 15
Stops
25
Runs
Mon Sun

Stops on the latest run

23 stops passed : 12 confirmed by the source, 11 from the forecast. Latest source data: 16 h 09 ago.

Run ended according to the timetable

Estimated progress: filled dots before the next stop, a ring at the next stop, empty dots afterwards. Passages not confirmed.

  1. Earlier stop (estimated)
    Cergy le Haut
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(+1′)
    Passed according to the source forecast (data 21 h 32 old)
  2. Earlier stop (estimated)
    Cergy Saint-Christophe
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  3. Earlier stop (estimated)
    Cergy Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  4. Earlier stop (estimated)
    Neuville - Université
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 17 h 18 old)
  5. Earlier stop (estimated)
    Conflans Fin d'Oise
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  6. Earlier stop (estimated)
    Achères Ville
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  7. Earlier stop (estimated)
    Maisons-Laffitte
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 17 h 05 old)
  8. Earlier stop (estimated)
    Sartrouville
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 17 h 04 old)
  9. Earlier stop (estimated)
    Houilles - Carrières-sur-Seine
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  10. Earlier stop (estimated)
    Nanterre - Préfecture
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(-2′)
  11. Earlier stop (estimated)
    La Défense
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  12. Charles de Gaulle - ÉtoileCancelledScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  13. Earlier stop (estimated)
    Auber
    Arrival
    Scheduled time
    Confirmed by the source(-1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(-1′)
  14. Châtelet - Les HallesCancelledScheduled, not tracked
    Arrival
    Scheduled time
    Departure
    Scheduled time
  15. Earlier stop (estimated)
    Gare de Lyon
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(-1′)
  16. Earlier stop (estimated)
    Nation
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(-1′)
    Passed according to the source forecast (data 16 h 37 old)
  17. Earlier stop (estimated)
    Vincennes
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  18. Earlier stop (estimated)
    Val de Fontenay
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  19. Earlier stop (estimated)
    Neuilly-Plaisance
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 16 h 26 old)
  20. Earlier stop (estimated)
    Bry-sur-Marne
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 16 h 24 old)
  21. Earlier stop (estimated)
    Noisy-le-Grand - Mont d'Est
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  22. Earlier stop (estimated)
    Noisy - Champs
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 16 h 20 old)
  23. Earlier stop (estimated)
    Noisiel
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 16 h 16 old)
  24. Earlier stop (estimated)
    Lognes
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 16 h 14 old)
  25. Earlier stop (estimated)
    Torcy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Passed according to the source forecast (data 16 h 13 old)

Punctuality of recorded routes

Reported delays per run with a complete route; separate from the ranking sample. A predicted delay does not confirm a passage.

runs reported on time100%
average delay+0.4 min
max delay+5 min
runs reported9
stops25
0m2m5m4/1018/101/11
Delay values
DateDelay (min)
2026-10-04-0.16
2026-10-050.2
2026-10-110.2
2026-10-120.2
2026-10-181.72
2026-10-190.32
2026-10-251.0833333333333333
2026-10-260
2026-11-010.08695652173913043
Historical average delay — home ranking: +1.8 min (over 9 runs)

Average of available delays per run over the 30 days before calculation, with equal weight for each eligible run. This is not the current delay.

Runs used: 9. Calculated on: (Europe/Paris).

This average can be available without a complete route. The route statistics below use only recorded routes with their stops.

Calculation window: 10/2/2026, 3:29:29 AM – 11/1/2026, 2:29:29 AM (Europe/Paris).

Runs in the window
9
Events confirmed by the source
0
Events predicted by the source
9
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 11/1/2026, 1:21:10 AM (Europe/Paris).

Runs are identified within each source. Identities across sources are kept separate without a proven match. Exclusions can overlap.

Typical schedule

Stops and times of RER OPUS50 from Cergy le Haut to Torcy on a typical weekday. Actual times may vary.

StopArrivalDeparture
Cergy le Haut00:0500:05
Cergy Saint-Christophe00:0700:08
Cergy Préfecture00:1100:11
Neuville - Université00:1400:15
Conflans Fin d'Oise00:1700:18
Achères Ville00:2000:20
Maisons-Laffitte00:2600:26
Sartrouville00:2800:28
Houilles - Carrières-sur-Seine00:3100:32
Nanterre - Préfecture00:3600:38
La Défense00:3900:40
Charles de Gaulle - Étoile00:4400:44
Auber00:4700:48
Châtelet - Les Halles00:5000:50
Gare de Lyon00:5300:54
Nation00:5600:56
Vincennes00:5901:00
Val de Fontenay01:0301:04
Neuilly-Plaisance01:0601:06
Bry-sur-Marne01:0801:08
Noisy-le-Grand - Mont d'Est01:1101:11
Noisy - Champs01:1301:14
Noisiel01:1601:16
Lognes01:1801:18
Torcy01:2001:20

Frequently asked questions

What time does RER OPUS50 depart?

RER OPUS50 departs from Cergy le Haut at 00:05 (typical schedule from reported times). Actual times may vary.

How many stops does RER OPUS50 make?

RER OPUS50 connects Cergy le Haut to Torcy with 25 stops.

Is RER OPUS50 on time?

Over the reported runs, RER OPUS50 was reported on time 100% of runs, with an average delay of 0.4 minutes.

Other trains on this line

Live status and delays for the other trains serving the same stations.

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