Heure à Ronchin
14:47:16
Lever du soleil: 08:16:11 
Coucher de soleil: 18:49:1220:47:16
15:47:16
09:47:16
18:17:16
06:47:16
20:47:16
17:47:16
20:47:16
20:47:16
18:17:16
15:47:16
20:47:16
18:47:16
21:47:16
09:47:16
Décalage horaire entre Ronchin et les grandes villes
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+6
+5
+5
+5
+4.5
+4
+4
+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
-5
-6
-6
-7
-7
-8
-9