Ώρα Grottaferrata
04:17:44
Ανατολή ηλίου: 07:36:38 
Η δυση του ηλιου: 16:52:4511:17:44
06:17:44
00:17:44
08:47:44
21:17:44
11:17:44
08:17:44
11:17:44
11:17:44
08:47:44
06:17:44
11:17:44
09:17:44
12:17:44
00:17:44
Διαφορά ώρας μεταξύ Grottaferrata και μεγάλων πόλεων
+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