Hongch’ŏnの時間
17:35:40
日の出: 07:25:50 
日没: 17:59:1916:35:40
11:35:40
05:35:40
14:05:40
02:35:40
16:35:40
13:35:40
16:35:40
16:35:40
14:05:40
11:35:40
16:35:40
14:35:40
17:35:40
05:35:40
Hongch’ŏnと主要都市の時差
+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