Heure à Changyŏn
18:21:31
Lever du soleil: 05:28:45 
Coucher de soleil: 19:43:1217:21:31
12:21:31
06:21:31
14:51:31
03:21:31
17:21:31
14:21:31
17:21:31
17:21:31
14:51:31
12:21:31
17:21:31
15:21:31
18:21:31
06:21:31
Décalage horaire entre Changyŏn et les grandes villes
+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