Heure à Ridderkerk
04:44:13
Lever du soleil: 06:42:50 
Coucher de soleil: 20:44:2310:44:13
05:44:13
23:44:13
08:14:13
20:44:13
10:44:13
07:44:13
10:44:13
10:44:13
08:14:13
05:44:13
10:44:13
08:44:13
11:44:13
23:44:13
Décalage horaire entre Ridderkerk 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
-6
-6
-6
-7
-7
-8
-9