Heure à Ridderkerk
05:49:12
Lever du soleil: 08:47:07 
Coucher de soleil: 16:48:3512:49:13
07:49:13
01:49:13
10:19:13
22:49:13
12:49:13
09:49:13
12:49:13
12:49:13
10:19:13
07:49:13
12:49:13
10:49:13
13:49:13
01:49:13
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