Gumdag時間
07:50:31
日出: 08:28:30 
日落: 17:58:3610:50:31
05:50:31
23:50:31
08:20:31
20:50:31
10:50:31
07:50:31
10:50:31
10:50:31
08:20:31
05:50:31
10:50:31
08:50:31
11:50:31
23:50:31
Gumdag與主要城市的時差
+6
+6
+4
+4
+4
+4
+4
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+1.5
+1
+1
+1
+1
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0.5
+0
+0
-1
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-5
-5
-8
-8
-8
-8
-9
-10
-10
-10
-11