Big Spring時間
18:41:45
日出: 07:47:14 
日落: 17:52:5408:41:45
03:41:45
21:41:45
06:11:45
18:41:45
08:41:45
05:41:45
08:41:45
08:41:45
06:11:45
03:41:45
08:41:45
06:41:45
09:41:45
21:41:45
Big Spring與主要城市的時差
+7
+7
+7
+7
+7
+7
+7
+6
+6
+3
+3
+3
+3
+2
+1
+1
+1
+0
-2