Hongch’ŏnの時間
03:31:12
日の出: 07:24:49 
日没: 18:00:2502:31:12
21:31:12
15:31:12
00:01:12
12:31:12
02:31:12
23:31:12
02:31:12
02:31:12
00:01:12
21:31:12
02:31:12
00:31:12
03:31:12
15:31:12
Hongch’ŏnと主要都市の時差
+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