Ώρα Hạ Long
17:37:35
Ανατολή ηλίου: 06:12:04 
Η δυση του ηλιου: 17:56:0418:37:35
13:37:35
07:37:35
16:07:35
04:37:35
18:37:35
15:37:35
18:37:35
18:37:35
16:07:35
13:37:35
18:37:35
16:37:35
19:37:35
07:37:35
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