Heure à Hongch’ŏn
18:48:48
Lever du soleil: 07:06:56 
Coucher de soleil: 18:16:2517:48:48
12:48:48
06:48:48
15:18:48
03:48:48
17:48:48
14:48:48
17:48:48
17:48:48
15:18:48
12:48:48
17:48:48
15:48:48
18:48:48
06:48:48
Décalage horaire entre Hongch’ŏn et les grandes villes
+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