Hongch’ŏn時間
21:32:11
日出: 07:02:54 
日落: 18:19:2920:32:11
15:32:11
09:32:11
18:02:11
06:32:11
20:32:11
17:32:11
20:32:11
20:32:11
18:02:11
15:32:11
20:32:11
18:32:11
21:32:11
09:32:11
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
-9
-9
-9
-12
-12
-12
-12