Royston時間
21:08:46
日出: 07:45:49 
日落: 16:40:1205:08:46
00:08:46
18:08:46
02:38:46
15:08:46
05:08:46
02:08:46
05:08:46
05:08:46
02:38:46
00:08:46
05:08:46
03:08:46
06:08:46
18:08:46
Royston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