Точное время Hongch’ŏn
02:47:37
Восход: 07:15:48 
Закат: 18:09:0501:47:37
20:47:37
14:47:37
23:17:37
11:47:37
01:47:37
22:47:37
01:47:37
01:47:37
23:17:37
20:47:37
01:47:37
23:47:37
02:47:37
14:47:37
Разница во времени между городом Hongch’ŏn и крупными городами
+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