Heure à Massy
19:23:16
Lever du soleil: 06:10:35 
Coucher de soleil: 21:23:5201:23:17
20:23:17
14:23:17
22:53:17
11:23:17
01:23:17
22:23:17
01:23:17
01:23:17
22:53:17
20:23:17
01:23:17
23:23:17
02:23:17
14:23:17
Décalage horaire entre Massy et les grandes villes
19:23:16
-9
10:23:17
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
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+6
+6
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+6
+6
+6
+6
+6
+6
+5
+5
+5
+4.5
+4
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+4
+4
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3.5
+3
+3
+2.5
+2
+1.5
+1
+1
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-2
-5
-5
-5
-6
-6
-6
-7
-7
-8
-9