Hongch’ŏn時間
11:28:54
日出: 07:00:09 
日落: 18:21:3010:28:54
05:28:54
23:28:54
07:58:54
20:28:54
10:28:54
07:28:54
10:28:54
10:28:54
07:58:54
05:28:54
10:28:54
08:28:54
11:28:54
23:28:54
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
-9
-9
-9
-12
-12
-12
-12