Bongaの時間
18:38:41
日の出: 06:45:30 
日没: 18:27:4923:38:41
18:38:41
12:38:41
21:08:41
09:38:41
23:38:41
20:38:41
23:38:41
23:38:41
21:08:41
18:38:41
23:38:41
21:38:41
00:38:41
12:38:41
Bongaと主要都市の時差
+6
+6
+6
+6
+6
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+5
+4
+4
+4
+3.5
+3
+3
+3
+3
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2.5
+2
+2
+1.5
+1
+0.5
+0
+0
+0
+0
+0
+0
+0
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-3
-3
-6
-6
-6
-6
-7
-8
-8
-8
-9
-11