RER 143852

RER

DourdanInvalides

Passages not confirmedTimes reported by the data source. Passages are not confirmed.

Historical average delay — home ranking

+0.4 min

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: 5. Calculated on: 9/11/2026, 1:00:25 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: 8/12/2026, 1:00:25 AM – 9/11/2026, 1:00:25 AM (Europe/Paris).

Runs in the window: 8
Events confirmed by the source: 0
Events predicted by the source: 1
Unknown event type: 4
Cancelled runs, excluded: 2
No usable delay, excluded: 1

Latest source timestamp: 9/10/2026, 6:29:16 AM (Europe/Paris).

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

Latest available run: these times are historical.

Stops on the latest run

Dourdan
Departure
Scheduled time05:07
Predicted by the source05:08(+1′)
Sermaise
Arrival
Scheduled time05:12
Predicted by the source05:12(0′)
Departure
Scheduled time05:12
Predicted by the source05:13(+1′)
Saint-Chéron
Arrival
Scheduled time05:17
Predicted by the source05:16(-1′)
Departure
Scheduled time05:17
Predicted by the source05:17(0′)
Breuillet Village
Arrival
Scheduled time05:21
Predicted by the source05:21(0′)
Departure
Scheduled time05:22
Predicted by the source05:21(-1′)
Breuillet - Bruyères-le-Châtel
Arrival
Scheduled time05:25
Predicted by the source05:24(-1′)
Departure
Scheduled time05:25
Predicted by the source05:26(+1′)
Égly
Arrival
Scheduled time05:28
Predicted by the source05:28(0′)
Departure
Scheduled time05:29
Predicted by the source05:29(0′)
Arpajon
Arrival
Scheduled time05:31
Predicted by the source05:31(0′)
Departure
Scheduled time05:32
Predicted by the source05:32(0′)
La Norville - Saint-Germain-lès-Arpajon
Arrival
Scheduled time05:35
Predicted by the source05:34(-1′)
Departure
Scheduled time05:35
Predicted by the source05:36(+1′)
Brétigny
Arrival
Scheduled time05:40
Predicted by the source05:40(0′)
Departure
Scheduled time05:41
Predicted by the source05:41(0′)
Saint-Michel-sur-Orge
Arrival
Scheduled time05:44
Predicted by the source05:44(0′)
Departure
Scheduled time05:45
Predicted by the source05:45(0′)
Sainte-Geneviève-des-Bois
Arrival
Scheduled time05:47
Predicted by the source05:47(0′)
Departure
Scheduled time05:48
Predicted by the source05:48(0′)
Épinay-sur-Orge
Arrival
Scheduled time05:50
Predicted by the source05:50(0′)
Departure
Scheduled time05:51
Predicted by the source05:51(0′)
Savigny-sur-Orge
Arrival
Scheduled time05:53
Predicted by the source05:53(0′)
Departure
Scheduled time05:54
Predicted by the source05:54(0′)
Juvisy
Arrival
Scheduled time05:57
Predicted by the source05:57(0′)
Departure
Scheduled time05:59
Predicted by the source05:59(0′)
Bibliothèque François Mitterrand
Arrival
Scheduled time06:10
Predicted by the source06:10(0′)
Departure
Scheduled time06:11
Predicted by the source06:10(-1′)
Paris Austerlitz RER C
Arrival
Scheduled time06:13
Predicted by the source06:13(0′)
Departure
Scheduled time06:14
Predicted by the source06:13(-1′)
Saint-Michel Notre-Dame
Arrival
Scheduled time06:17
Predicted by the source06:17(0′)
Departure
Scheduled time06:18
Predicted by the source06:17(-1′)
Musée d'Orsay
Arrival
Scheduled time06:20
Predicted by the source06:21(+1′)
Departure
Scheduled time06:21
Predicted by the source06:21(0′)
Invalides
Arrival
Scheduled time06:23
Predicted by the source06:22(-1′)

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.

Cancelled runs are excluded from the punctuality calculation.

runs reported on time—

average delay+0.2 min

max delay+4 min

runs reported6

cancelled runs2

stops19

Delay values

DateDelay (min)

2026-08-271.3157894736842106

2026-09-03-0.21052631578947367

2026-09-070.05263157894736842

2026-09-08-0.3157894736842105

2026-09-090.2631578947368421

2026-09-10-0.05263157894736842

Typical schedule

Stops and times of RER 143852 from Dourdan to Invalides on a typical weekday. Actual times may vary.

StopArrivalDeparture

Dourdan—05:07

Sermaise05:1205:12

Saint-Chéron05:1705:17

Breuillet Village05:2105:22

Breuillet - Bruyères-le-Châtel05:2505:25

Égly05:2805:29

Arpajon05:3105:32

La Norville - Saint-Germain-lès-Arpajon05:3505:35

Brétigny05:4005:41

Saint-Michel-sur-Orge05:4405:45

Sainte-Geneviève-des-Bois05:4705:48

Épinay-sur-Orge05:5005:51

Savigny-sur-Orge05:5305:54

Juvisy05:5705:59

Bibliothèque François Mitterrand06:1006:11

Paris Austerlitz RER C06:1306:14

Saint-Michel Notre-Dame06:1706:18

Musée d'Orsay06:2006:21

Invalides06:23—

Frequently asked questions

What time does RER 143852 depart?

RER 143852 departs from Dourdan at 05:07 (typical schedule from reported times). Actual times may vary.

How many stops does RER 143852 make?

RER 143852 connects Dourdan to Invalides with 19 stops.

Is RER 143852 on time?

Over the reported runs, every run of RER 143852 was cancelled (2 runs): punctuality cannot be established.

Other trains on this line

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

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