Langfangの時間
21:26:40
日の出: 07:33:32 
日没: 17:06:0121:26:40
16:26:40
10:26:40
18:56:40
07:26:40
21:26:40
18:26:40
21:26:40
21:26:40
18:56:40
16:26:40
21:26:40
19:26:40
22:26:40
10:26:40
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