Ώρα Pematangsiantar
18:50:50
Ανατολή ηλίου: 06:36:02 
Η δυση του ηλιου: 18:34:5519:50:50
14:50:50
08:50:50
17:20:50
05:50:50
19:50:50
16:50:50
19:50:50
19:50:50
17:20:50
14:50:50
19:50:50
17:50:50
20:50:50
08:50:50
Διαφορά ώρας μεταξύ Pematangsiantar 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