Hongch’ŏn時間
03:49:06
日出: 07:00:09 
日落: 18:21:3002:49:06
21:49:06
15:49:06
00:19:06
12:49:06
02:49:06
23:49:06
02:49:06
02:49:06
00:19:06
21:49:06
02:49:06
00:49:06
03:49:06
15:49:06
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