Ώρα Gumel
21:40:08
Ανατολή ηλίου: 06:48:02 
Η δυση του ηλιου: 18:16:2004:40:08
23:40:08
17:40:08
02:10:08
14:40:08
04:40:08
01:40:08
04:40:08
04:40:08
02:10:08
23:40:08
04:40:08
02:40:08
05:40:08
17:40:08
Διαφορά ώρας μεταξύ Gumel 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