Hongch’ŏn時間
16:57:26
日出: 07:41:41 
日落: 17:35:0915:57:26
10:57:26
04:57:26
13:27:26
01:57:26
15:57:26
12:57:26
15:57:26
15:57:26
13:27:26
10:57:26
15:57:26
13:57:26
16:57:26
04:57:26
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