Heure à Ridderkerk
12:50:58
Lever du soleil: 08:44:11 
Coucher de soleil: 16:55:3519:50:58
14:50:58
08:50:58
17:20:58
05:50:58
19:50:58
16:50:58
19:50:58
19:50:58
17:20:58
14:50:58
19:50:58
17:50:58
20:50:58
08:50:58
Décalage horaire entre Ridderkerk 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