image d'une experience ou simulation au Lpgp
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How to come at the LPGP
LPGP - Orsay UPS site
see also: LPGP - Supélec site

address of the LPGP -  site on the Orsay campus (valley):

bat 210 (rue Becquerel)
Université Paris-Sud
15 rue G. Clémenceau
F91405 Orsay Cedex

The LPGP finds itself on the Scientific Campus of the Faculty of Orsay (Université Paris XI or Université Paris-Sud), which is on the city of Orsay, at about 25km at south of Paris, in the department of Essone (91).

Lpgp site Orsay - GPS: 48° 41' 53.58" N,   2° 10' 11.52" E

Locate the LPGP on the campus plan (click on the image):


voitureBy car

From Paris, two main routes are possible:

From Paris "Pont de Sèvres"
Take road N118 direction A10 - A11 (Orléans, Bordeaux, Chartres, Nantes)
Exit at Orsay
Head towards "centre universitaire".


From Paris "Porte d'Orléans" or "Porte d'Italie"
Take the A6 motorway (Lyon), then A10 motorway (Orléans, Bordeaux, Massy, Palaiseau).
Exit A10 to "Bures/Orsay" and take ramp Chevreuse/D188
Exit at Orsay
Head towards "centre universitaire".

trainBy train, métro, RER  from Paris


The Campus is also easily accessible by metro and RER (Réseau Express Régional - Regional Express Railroad).
Take the RER B towards "Saint Rémy-lès-Chevreuse".
Choose a train stopping at the station "Orsay-Ville" (the stations are indicated on the docks by lighted signs).

Journey timing (approx.)

Gare du Nord - Orsay-Ville : 45 min
Châtelet-les-Halles - Orsay-Ville : 40 min
Denfert-Rochereau - Orsay-Ville : 35 min
Antony - Orsay-Ville : 20 min
Massy-Palaiseau - Orsay-Ville : 15 min

Exit the station and go under the tracks through the tunnel on the left out.

see also:,
Warning! reduced service during the months of July-August.

avion By plane

The Campus is near Orly airport (15 minutes by car).
It is also possible to go from Orly by "the OrlyVal" automatic train to Antony station where there is the correspondence with the RER B (after approx. 3/4 hours).
From Roissy airport (north of Paris), he should drive to regain first the Paris ring road.
The RER B goes from Roissy to Orsay (after approx 1:30).


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