Ώρα Đồng Hới
19:37:08
Ανατολή ηλίου: 06:04:03 
Η δυση του ηλιου: 17:16:5220:37:08
15:37:08
09:37:08
18:07:08
06:37:08
20:37:08
17:37:08
20:37:08
20:37:08
18:07:08
15:37:08
20:37:08
18:37:08
21:37:08
09:37:08
Διαφορά ώρας μεταξύ Đồng Hới και μεγάλων πόλεων
+4
+4
+2
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+0
+0
+0
-1
-1
-1
-1
-2
-2
-3
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12