Portoの時間
03:49:08
日の出: 06:28:43 
日没: 20:33:4910:49:08
05:49:08
23:49:08
08:19:08
20:49:08
10:49:08
07:49:08
10:49:08
10:49:08
08:19:08
05:49:08
10:49:08
08:49:08
11:49:08
23:49:08
Portoと主要都市の時差
03:49:08
-5
22:49:08
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-4
-4
-4
-5
-5
-5
-6
-6
-7
-8