Ώρα Hạ Long
00:34:50
Ανατολή ηλίου: 06:30:51 
Η δυση του ηλιου: 17:34:5801:34:50
20:34:50
14:34:50
23:04:50
11:34:50
01:34:50
22:34:50
01:34:50
01:34:50
23:04:50
20:34:50
01:34:50
23:34:50
02:34:50
14:34:50
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