Hongch’ŏnの時間
09:41:43
日の出: 07:25:50 
日没: 17:59:1908:41:43
03:41:43
21:41:43
06:11:43
18:41:43
08:41:43
05:41:43
08:41:43
08:41:43
06:11:43
03:41:43
08:41:43
06:41:43
09:41:43
21:41:43
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