Czas Greven
03:44:11
Wschód słońca: 07:30:09 
Zachód słońca: 17:55:5910:44:11
05:44:11
23:44:11
08:14:11
20:44:11
10:44:11
07:44:11
10:44:11
10:44:11
08:14:11
05:44:11
10:44:11
08:44:11
11:44:11
23:44:11
Różnica czasu między Greven 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
-1
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9