Sŭngho 1-tong時間
09:09:21
日出: 05:29:06 
日落: 19:56:0708:09:21
03:09:21
21:09:21
05:39:21
18:09:21
08:09:21
05:09:21
08:09:21
08:09:21
05:39:21
03:09:21
08:09:21
06:09:21
09:09:21
21:09:21
Sŭngho 1-tong與主要城市的時差
+1
+1
+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
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12