Hongch’ŏn時間
01:57:09
日出: 07:01:32 
日落: 18:20:3000:57:09
19:57:09
13:57:09
22:27:09
10:57:09
00:57:09
21:57:09
00:57:09
00:57:09
22:27:09
19:57:09
00:57:09
22:57:09
01:57:09
13:57:09
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