Hongch’ŏn時間
14:47:11
日出: 07:42:04 
日落: 17:34:0613:47:11
08:47:11
02:47:11
11:17:11
23:47:11
13:47:11
10:47:11
13:47:11
13:47:11
11:17:11
08:47:11
13:47:11
11:47:11
14:47:11
02:47:11
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