Time Koesan
02:27:50
Sunrise: 06:50:07 
Sunset: 18:29:1101:27:50
20:27:50
14:27:50
22:57:50
11:27:50
01:27:50
22:27:50
01:27:50
01:27:50
22:57:50
20:27:50
01:27:50
23:27:50
02:27:50
14:27:50
Time difference between Koesan and major cities
+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
-9
-9
-9
-12
-12
-12
-12