Heure à Hongch’ŏn
00:11:45
Lever du soleil: 07:42:42 
Coucher de soleil: 17:32:0323:11:45
18:11:45
12:11:45
20:41:45
09:11:45
23:11:45
20:11:45
23:11:45
23:11:45
20:41:45
18:11:45
23:11:45
21:11:45
00:11:45
12:11:45
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
-8
-9
-9
-12
-12
-12
-12