Hongch’ŏn時間
17:37:49
日出: 07:41:41 
日落: 17:35:0916:37:49
11:37:49
05:37:49
14:07:49
02:37:49
16:37:49
13:37:49
16:37:49
16:37:49
14:07:49
11:37:49
16:37:49
14:37:49
17:37:49
05:37:49
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