Ώρα Ridderkerk
19:33:35
Ανατολή ηλίου: 08:45:31 
Η δυση του ηλιου: 16:52:4102:33:35
21:33:35
15:33:35
00:03:35
12:33:35
02:33:35
23:33:35
02:33:35
02:33:35
00:03:35
21:33:35
02:33:35
00:33:35
03:33:35
15:33:35
Διαφορά ώρας μεταξύ Ridderkerk και μεγάλων πόλεων
+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