Grottaferrataの時間
03:38:43
日の出: 07:35:53 
日没: 16:45:5910:38:43
05:38:43
23:38:43
08:08:43
20:38:43
10:38:43
07:38:43
10:38:43
10:38:43
08:08:43
05:38:43
10:38:43
08:38:43
11:38:43
23:38:43
Grottaferrataと主要都市の時差
+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
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
+0
-1
-1
-4
-4
-4
-4
-5
-6
-6
-6
-7
-9