Ώρα Hạ Long
16:54:00
Ανατολή ηλίου: 06:30:51 
Η δυση του ηλιου: 17:34:5817:54:00
12:54:00
06:54:00
15:24:00
03:54:00
17:54:00
14:54:00
17:54:00
17:54:00
15:24:00
12:54:00
17:54:00
15:54:00
18:54:00
06:54:00
Διαφορά ώρας μεταξύ Hạ Long 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