Gumel時間
08:52:34
日出: 06:33:23 
日落: 18:32:3115:52:34
10:52:34
04:52:34
13:22:34
01:52:34
15:52:34
12:52:34
15:52:34
15:52:34
13:22:34
10:52:34
15:52:34
13:52:34
16:52:34
04:52:34
Gumel與主要城市的時差
+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
-5
-6
-6
-7
-8