Ώρα Guelma
15:50:51
Ανατολή ηλίου: 07:38:45 
Η δυση του ηλιου: 17:44:2522:50:51
17:50:51
11:50:51
20:20:51
08:50:51
22:50:51
19:50:51
22:50:51
22:50:51
20:20:51
17:50:51
22:50:51
20:50:51
23:50:51
11:50:51
Διαφορά ώρας μεταξύ Guelma 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