Ώρα Hạ Long
02:30:05
Ανατολή ηλίου: 06:10:29 
Η δυση του ηλιου: 17:56:5003:30:05
22:30:05
16:30:05
01:00:05
13:30:05
03:30:05
00:30:05
03:30:05
03:30:05
01:00:05
22:30:05
03:30:05
01:30:05
04:30:05
16:30:05
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
-7
-7
-7
-10
-10
-10
-10
-11
-12
-12
-12