Heure à Ridderkerk
20:29:59
Lever du soleil: 08:43:27 
Coucher de soleil: 16:57:0503:30:00
22:30:00
16:30:00
01:00:00
13:30:00
03:30:00
00:30:00
03:30:00
03:30:00
01:00:00
22:30:00
03:30:00
01:30:00
04:30:00
16:30:00
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