Koch'angの時間
23:08:15
日の出: 07:36:55 
日没: 17:54:2222:08:15
17:08:15
11:08:15
19:38:15
08:08:15
22:08:15
19:08:15
22:08:15
22:08:15
19:38:15
17:08:15
22:08:15
20:08:15
23:08:15
11:08:15
Koch'angと主要都市の時差
+2
+2
+0
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-4
-4
-5
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-8
-9
-9
-12
-12
-12
-12