Czas Groningen
15:55:35
Wschód słońca: 08:40:16 
Zachód słońca: 16:15:4422:55:35
17:55:35
11:55:35
20:25:35
08:55:35
22:55:35
19:55:35
22:55:35
22:55:35
20:25:35
17:55:35
22:55:35
20:55:35
23:55:35
11:55:35
Różnica czasu między Groningen a większymi miastami
+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