Hongch’ŏn時間
03:22:47
日出: 06:58:45 
日落: 18:22:3002:22:47
21:22:47
15:22:47
23:52:47
12:22:47
02:22:47
23:22:47
02:22:47
02:22:47
23:52:47
21:22:47
02:22:47
00:22:47
03:22:47
15:22:47
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