Hongch’ŏn時間
18:12:31
日出: 07:41:41 
日落: 17:35:0917:12:31
12:12:31
06:12:31
14:42:31
03:12:31
17:12:31
14:12:31
17:12:31
17:12:31
14:42:31
12:12:31
17:12:31
15:12:31
18:12:31
06:12:31
Hongch’ŏn與主要城市的時差
+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