Rapid City時間
02:37:33
日出: 07:30:15 
日落: 17:42:4316:37:33
11:37:33
05:37:33
14:07:33
02:37:33
16:37:33
13:37:33
16:37:33
16:37:33
14:07:33
11:37:33
16:37:33
14:37:33
17:37:33
05:37:33
Rapid City與主要城市的時差
+7
+7
+7
+7
+7
+7
+7
+6
+6
+3
+3
+3
+3
+2
+2
+1
+1
+0
-1