Time Koch'ang
02:31:43
Sunrise: 06:41:07 
Sunset: 17:56:0001:31:43
20:31:43
14:31:43
23:01:43
11:31:43
01:31:43
22:31:43
01:31:43
01:31:43
23:01:43
20:31:43
01:31:43
23:31:43
02:31:43
14:31:43
Time difference between Koch'ang 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
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12
-12