Hongch’ŏn時間
10:48:30
日出: 07:30:54 
日落: 17:09:4009:48:30
04:48:30
22:48:30
07:18:30
19:48:30
09:48:30
06:48:30
09:48:30
09:48:30
07:18:30
04:48:30
09:48:30
07:48:30
10:48:30
22:48:30
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