Heure à Changyŏn
02:07:10
Lever du soleil: 05:28:45 
Coucher de soleil: 19:43:1201:07:10
20:07:10
14:07:10
22:37:10
11:07:10
01:07:10
22:07:10
01:07:10
01:07:10
22:37:10
20:07:10
01:07:10
23:07:10
02:07:10
14:07:10
Décalage horaire entre Changyŏn et les grandes villes
02:07:10
-16
10:07:10
+1
+1
+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