Hongch’ŏn時間
20:04:22
日出: 07:02:54 
日落: 18:19:2919:04:22
14:04:22
08:04:22
16:34:22
05:04:22
19:04:22
16:04:22
19:04:22
19:04:22
16:34:22
14:04:22
19:04:22
17:04:22
20:04:22
08:04:22
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