Hongch’ŏn時間
06:22:06
日出: 07:41:41 
日落: 17:35:0905:22:06
00:22:06
18:22:06
02:52:06
15:22:06
05:22:06
02:22:06
05:22:06
05:22:06
02:52:06
00:22:06
05:22:06
03:22:06
06:22:06
18:22:06
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