Hongch’ŏn時間
11:28:33
日出: 06:55:56 
日落: 18:24:2910:28:33
05:28:33
23:28:33
07:58:33
20:28:33
10:28:33
07:28:33
10:28:33
10:28:33
07:58:33
05:28:33
10:28:33
08:28:33
11:28:33
23:28:33
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