Hongch’ŏn時間
02:14:57
日出: 07:01:32 
日落: 18:20:3001:14:57
20:14:57
14:14:57
22:44:57
11:14:57
01:14:57
22:14:57
01:14:57
01:14:57
22:44:57
20:14:57
01:14:57
23:14:57
02:14:57
14:14:57
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