Heure à Orsay
03:06:37
Lever du soleil: 08:13:22 
Coucher de soleil: 17:57:1210:06:37
05:06:37
23:06:37
07:36:37
20:06:37
10:06:37
07:06:37
10:06:37
10:06:37
07:36:37
05:06:37
10:06:37
08:06:37
11:06:37
23:06:37
Décalage horaire entre Orsay et les grandes villes
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
+0
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9