Ώρα Groningen
02:46:19
Ανατολή ηλίου: 08:42:44 
Η δυση του ηλιου: 16:41:1909:46:19
04:46:19
22:46:19
07:16:19
19:46:19
09:46:19
06:46:19
09:46:19
09:46:19
07:16:19
04:46:19
09:46:19
07:46:19
10:46:19
22:46:19
Διαφορά ώρας μεταξύ Groningen 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