Ώρα Groningen
23:11:54
Ανατολή ηλίου: 08:43:30 
Η δυση του ηλιου: 16:39:4606:11:54
01:11:54
19:11:54
03:41:54
16:11:54
06:11:54
03:11:54
06:11:54
06:11:54
03:41:54
01:11:54
06:11:54
04:11:54
07:11:54
19:11:54
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