Langfangの時間
20:25:55
日の出: 07:12:36 
日没: 17:42:0920:25:55
15:25:55
09:25:55
17:55:55
06:25:55
20:25:55
17:25:55
20:25:55
20:25:55
17:55:55
15:25:55
20:25:55
18:25:55
21:25:55
09:25:55
Langfangと主要都市の時差
+3
+3
+1
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
+0
-1
-1
-1
-2
-2
-2
-2
-3
-3
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-8
-8
-11
-11
-11
-11
-12