Hongch’ŏn時間
01:35:12
日出: 07:41:41 
日落: 17:35:0900:35:12
19:35:12
13:35:12
22:05:12
10:35:12
00:35:12
21:35:12
00:35:12
00:35:12
22:05:12
19:35:12
00:35:12
22:35:12
01:35:12
13:35:12
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