Hongch’ŏn時間
03:21:59
日出: 06:57:21 
日落: 18:23:3002:21:59
21:21:59
15:21:59
23:51:59
12:21:59
02:21:59
23:21:59
02:21:59
02:21:59
23:51:59
21:21:59
02:21:59
00:21:59
03:21:59
15:21:59
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