Houston時間
18:49:03
日出: 07:06:33 
日落: 19:42:0007:49:03
02:49:03
20:49:03
05:19:03
17:49:03
07:49:03
04:49:03
07:49:03
07:49:03
05:19:03
02:49:03
07:49:03
05:49:03
08:49:03
20:49:03
Houston與主要城市的時差
+7
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
+5
+5
+2
+2
+2
+2
+1
+1
+0
+0
-1
-2