Blackheath時間
13:23:33
日出: 08:04:52 
日落: 16:04:0321:23:33
16:23:33
10:23:33
18:53:33
07:23:33
21:23:33
18:23:33
21:23:33
21:23:33
18:53:33
16:23:33
21:23:33
19:23:33
22:23:33
10:23:33
Blackheath與主要城市的時差
+7
+7
+7
+6.5
+6
+6
+6
+6
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5.5
+5
+5
+4.5
+4
+3.5
+3
+3
+3
+3
+3
+3
+3
+2
+2
+2
+2
+1
+1
+1
+1
+1
+1
+1
+0
+0
-3
-3
-3
-3
-4
-5
-5
-5
-6
-8