Ώρα Hạ Long
04:28:44
Ανατολή ηλίου: 06:31:01 
Η δυση του ηλιου: 17:33:3805:28:44
00:28:44
18:28:44
02:58:44
15:28:44
05:28:44
02:28:44
05:28:44
05:28:44
02:58:44
00:28:44
05:28:44
03:28:44
06:28:44
18:28:44
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