RER 147423

RER
Musée d'OrsaySaint-Martin d'Étampes
Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 100% on time · average delay +0.4 min · over 8 observed days

Usually

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

Departs
14:53
Arrives
16:00
Journey time
1 h 07
Stops
17
Runs
Weekends

Stops on the latest run

17 stops passed : 5 confirmed by the source, 12 from the forecast. Latest source data: 4 h 13 ago.

Run ended according to the timetable

Estimated progress: filled dots before the next stop, a ring at the next stop, empty dots afterwards. These markers do not confirm passages.

  1. Earlier stop (estimated)
    Musée d'Orsay
    Arrival
    Scheduled time
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 17 h 45 old)
  2. Earlier stop (estimated)
    Saint-Michel Notre-Dame
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 49 old)
  3. Earlier stop (estimated)
    Gare d'Austerlitz
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 48 old)
  4. Passage confirmed by the source
    Bibliothèque François Mitterrand
    Arrival
    Scheduled time
    Confirmed by the source(+1′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  5. Earlier stop (estimated)
    Juvisy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 30 old)
  6. Earlier stop (estimated)
    Savigny-sur-Orge
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 27 old)
  7. Earlier stop (estimated)
    Épinay-sur-Orge
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 23 old)
  8. Earlier stop (estimated)
    Sainte-Geneviève-des-Bois
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 19 old)
  9. Passage confirmed by the source
    Saint-Michel-sur-Orge
    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. Passage confirmed by the source
    Brétigny
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  11. Passage confirmed by the source
    Marolles-en-Hurepoix
    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. Earlier stop (estimated)
    Bouray
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 5 h 04 old)
  13. Passage confirmed by the source
    Lardy
    Arrival
    Scheduled time
    Confirmed by the source(0′)
    Arrival reported by the source, no actual time
    Departure
    Scheduled time
    Predicted by the source(0′)
  14. Earlier stop (estimated)
    Chamarande
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 4 h 58 old)
  15. Earlier stop (estimated)
    Étréchy
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 4 h 53 old)
  16. Earlier stop (estimated)
    Étampes
    Arrival
    Scheduled time
    Predicted by the source(0′)
    Departure
    Scheduled time
    Predicted by the source(0′)
    Passed according to the source forecast (data 4 h 47 old)
  17. Earlier stop (estimated)
    Saint-Martin d'Étampes
    Arrival
    Scheduled time
    Predicted by the source(+1′)
    Departure
    Scheduled time
    Passed according to the source forecast (data 4 h 45 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+4 min
runs reported8
stops17
0m3m5m10/1018/101/11
Delay values
DateDelay (min)
2026-10-100.23076923076923078
2026-10-110.23076923076923078
2026-10-170.5294117647058824
2026-10-180.23529411764705882
2026-10-242.0588235294117645
2026-10-250
2026-10-310.058823529411764705
2026-11-010.058823529411764705
Historical average delay — home ranking: +1.1 min (over 8 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: 8. 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, 5:29:21 PM – 11/1/2026, 4:29:21 PM (Europe/Paris).

Runs in the window
8
Events confirmed by the source
0
Events predicted by the source
8
Unknown event type
0
Cancelled runs, excluded
0
No usable delay, excluded
0

Latest source timestamp: 11/1/2026, 4:00:12 PM (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 147423 from Musée d'Orsay to Saint-Martin d'Étampes on a typical weekday. Actual times may vary.

StopArrivalDeparture
Musée d'Orsay14:5314:53
Saint-Michel Notre-Dame14:5614:56
Gare d'Austerlitz14:5915:00
Bibliothèque François Mitterrand15:0315:05
Juvisy15:1615:17
Savigny-sur-Orge15:2015:21
Épinay-sur-Orge15:2315:24
Sainte-Geneviève-des-Bois15:2615:27
Saint-Michel-sur-Orge15:2915:30
Brétigny15:3315:34
Marolles-en-Hurepoix15:3815:39
Bouray15:4215:42
Lardy15:4515:46
Chamarande15:4915:49
Étréchy15:5215:53
Étampes15:5815:58
Saint-Martin d'Étampes16:0016:00

Frequently asked questions

What time does RER 147423 depart?

RER 147423 departs from Musée d'Orsay at 14:53 (typical schedule from reported times). Actual times may vary.

How many stops does RER 147423 make?

RER 147423 connects Musée d'Orsay to Saint-Martin d'Étampes with 17 stops.

Is RER 147423 on time?

Over the reported runs, RER 147423 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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