Table 1 
Date 
Minutes of Observation 
Total Miles 
May 12 
557 
60 
15 
779 
115 
14 
767 
150 
15 
760 
151 
lo 
761 
150 
\ 
17 
772 
1J4 
18 
785 
152 
19 
795 
130 
20 
796 
129 
21 
782 
113 
22 
772 
191 
25 
75o 
95 
24 
7ol 
118 
25 
775 
128 
26 
785 
99 
27 
800 
144 
28 
820 
151 
29 
824 
117 
50 
811 
154 
51 
589 
10 4 
Total 
15045 
2451 
Average 
752.5 
121.6 
