Grottaferrataの時間
22:58:00
日の出: 07:15:59 
日没: 17:30:4205:58:00
00:58:00
18:58:00
03:28:00
15:58:00
05:58:00
02:58:00
05:58:00
05:58:00
03:28:00
00:58:00
05:58:00
03:58:00
06:58:00
18:58:00
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