Hongch’ŏn時間
13:41:51
日出: 06:55:38 
日落: 17:28:2212:41:51
07:41:51
01:41:51
10:11:51
22:41:51
12:41:51
09:41:51
12:41:51
12:41:51
10:11:51
07:41:51
12:41:51
10:41:51
13:41:51
01:41:51
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