Blackheath時間
01:24:00
日出: 04:43:31 
日落: 21:15:0908:24:00
03:24:00
21:24:00
05:54:00
18:24:00
08:24:00
05:24:00
08:24:00
08:24:00
05:54:00
03:24:00
08:24:00
06:24:00
09:24:00
21:24:00
Blackheath與主要城市的時差
01:24:00
-5
20:24:00
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-4
-4
-4
-5
-5
-5
-6
-6
-7
-8