Richardson時間
18:38:52
日出: 06:46:55 
日落: 18:28:4608:38:52
03:38:52
21:38:52
06:08:52
18:38:52
08:38:52
05:38:52
08:38:52
08:38:52
06:08:52
03:38:52
08:38:52
06:38:52
09:38:52
21:38:52
Richardson與主要城市的時差
+7
+7
+7
+7
+7
+7
+6
+6
+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2