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RER 142478

RER

Saint-Martin d'ÉtampesMusée d'Orsay

Passage confirmedPassage confirmed by the source at one or more stops. Other times are estimated.

Punctuality : 100% on time · average delay +0.3 min · over 4 observed days

Usually

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

Departs: 08:26
Arrives: 09:36
Journey time: 1 h 10
Stops: 17
Runs: Sat

Latest available run: these times are historical.

Stops on the latest run

17 stops passed : 8 confirmed by the source, 9 from the forecast. Latest source data: 40 h 17 ago.

Saint-Martin d'Étampes
Arrival
Scheduled time08:26
Departure
Scheduled time08:26
Predicted by the source08:26(0′)
Passed according to the source forecast (data 46 h 50 old)
Étampes
Arrival
Scheduled time08:30
Confirmed by the source08:30(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time08:31
Predicted by the source08:31(0′)
Étréchy
Arrival
Scheduled time08:36
Predicted by the source08:36(0′)
Departure
Scheduled time08:37
Predicted by the source08:37(0′)
Passed according to the source forecast (data 41 h 15 old)
Chamarande
Arrival
Scheduled time08:40
Confirmed by the source08:40(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time08:40
Predicted by the source08:40(0′)
Lardy
Arrival
Scheduled time08:43
Predicted by the source08:44(+1′)
Departure
Scheduled time08:44
Predicted by the source08:44(+1′)
Passed according to the source forecast (data 41 h 09 old)
Bouray
Arrival
Scheduled time08:46
Predicted by the source08:47(0′)
Departure
Scheduled time08:47
Predicted by the source08:47(0′)
Passed according to the source forecast (data 41 h 06 old)
Marolles-en-Hurepoix
Arrival
Scheduled time08:50
Confirmed by the source08:51(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time08:51
Predicted by the source08:51(0′)
Brétigny
Arrival
Scheduled time08:55
Confirmed by the source08:55(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time08:56
Predicted by the source08:56(0′)
Saint-Michel-sur-Orge
Arrival
Scheduled time08:59
Confirmed by the source09:00(+1′)
Arrival reported by the source, no actual time
Departure
Scheduled time09:00
Predicted by the source09:01(+1′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time09:02
Predicted by the source09:03(+1′)
Departure
Scheduled time09:03
Predicted by the source09:03(+1′)
Passed according to the source forecast (data 40 h 51 old)
Épinay-sur-Orge
Arrival
Scheduled time09:05
Predicted by the source09:06(+1′)
Departure
Scheduled time09:06
Predicted by the source09:06(+1′)
Passed according to the source forecast (data 40 h 47 old)
Savigny-sur-Orge
Arrival
Scheduled time09:08
Predicted by the source09:08(0′)
Departure
Scheduled time09:09
Predicted by the source09:09(0′)
Passed according to the source forecast (data 40 h 43 old)
Juvisy
Arrival
Scheduled time09:12
Confirmed by the source09:12(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time09:14
Predicted by the source09:14(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time09:25
Confirmed by the source09:24(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time09:26
Predicted by the source09:26(0′)
Gare d'Austerlitz
Arrival
Scheduled time09:28
Confirmed by the source09:28(0′)
Arrival reported by the source, no actual time
Departure
Scheduled time09:29
Predicted by the source09:29(0′)
Saint-Michel Notre-Dame
Arrival
Scheduled time09:32
Predicted by the source09:32(0′)
Departure
Scheduled time09:33
Predicted by the source09:33(0′)
Passed according to the source forecast (data 40 h 20 old)
Musée d'Orsay
Arrival
Scheduled time09:36
Predicted by the source09:36(0′)
Departure
Scheduled time09:36
Passed according to the source forecast (data 40 h 17 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+0.3 min

max delay+2 min

runs reported4

stops17

Delay values

DateDelay (min)

2026-10-100.6153846153846154

2026-10-17-0.23529411764705882

2026-10-240.7647058823529411

2026-10-310.11764705882352941

Historical average delay — home ranking: −0.5 min (over 4 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: 4. Calculated on: 11/1/2026, 11:28:21 AM (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, 12:28:21 PM – 11/1/2026, 11:28:21 AM (Europe/Paris).

Runs in the window: 4
Events confirmed by the source: 0
Events predicted by the source: 4
Unknown event type: 0
Cancelled runs, excluded: 0
No usable delay, excluded: 0

Latest source timestamp: 10/31/2026, 9:35:43 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 142478 from Saint-Martin d'Étampes to Musée d'Orsay on a typical weekday. Actual times may vary.

StopArrivalDeparture

Saint-Martin d'Étampes08:2608:26

Étampes08:3008:31

Étréchy08:3608:37

Chamarande08:4008:40

Lardy08:4308:44

Bouray08:4608:47

Marolles-en-Hurepoix08:5008:51

Brétigny08:5508:56

Saint-Michel-sur-Orge08:5909:00

Sainte-Geneviève-des-Bois09:0209:03

Épinay-sur-Orge09:0509:06

Savigny-sur-Orge09:0809:09

Juvisy09:1209:14

Bibliothèque François Mitterrand09:2509:26

Gare d'Austerlitz09:2809:29

Saint-Michel Notre-Dame09:3209:33

Musée d'Orsay09:3609:36

Frequently asked questions

What time does RER 142478 depart?

RER 142478 departs from Saint-Martin d'Étampes at 08:26 (typical schedule from reported times). Actual times may vary.

How many stops does RER 142478 make?

RER 142478 connects Saint-Martin d'Étampes to Musée d'Orsay with 17 stops.

Is RER 142478 on time?

Over the reported runs, RER 142478 was reported on time 100% of runs, with an average delay of 0.3 minutes.

Other trains on this line

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

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