Hongch’ŏn時間
20:07:28
日出: 06:57:21 
日落: 18:23:3019:07:28
14:07:28
08:07:28
16:37:28
05:07:28
19:07:28
16:07:28
19:07:28
19:07:28
16:37:28
14:07:28
19:07:28
17:07:28
20:07:28
08:07:28
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