Hongch’ŏn時間
05:16:39
日出: 06:58:45 
日落: 18:22:3004:16:39
23:16:39
17:16:39
01:46:39
14:16:39
04:16:39
01:16:39
04:16:39
04:16:39
01:46:39
23:16:39
04:16:39
02:16:39
05:16:39
17:16:39
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