Hongch’ŏn時間
22:20:16
日出: 07:01:32 
日落: 18:20:3021:20:16
16:20:16
10:20:16
18:50:16
07:20:16
21:20:16
18:20:16
21:20:16
21:20:16
18:50:16
16:20:16
21:20:16
19:20:16
22:20:16
10:20:16
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