North
West East
South

-855
-854
-853
-852
-851
-850
-849
-848
-847
-846
-845
-844
-843
-842
-841
-840
-839
-838
-837
-836
-835
-834
-833
-832
-831
-830
-829
-828
-827
-826
-825
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15