TABLE 10. 
Distance by Vertical Angle (Distance greater than 5 miles). 
2) Aircraft (using bubble sextent) correct observed vertical angle for Refraction only. 
8 Surface craft correct observed vertical angle for Refraction and Dip. 
Correction for Dip. 
Correction for Refraction. 
CD AIN CO 0919 0 4 
| 
| 
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2,600 
2,200 | 2,400 
2,000 
1,800 
, 
4 00 
3 26 
3 00 
2 39 
2 22 
2 08 
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° 
, 
° 
’ 
° 
2 46 
° 
, 
° 
3 23 | 3 42 
2 14 | 2 26 
3 05 
1 59 | 2 11 
2 01 
1 48 
1 49 | 2 03 | 2 18 | 2 32 | 2 46 
1 48 
1 37 
1 36 
1 26 
1 58 
16 
17 
18 
19 
20 
22 
23 
24 
21 
25 
26 
27 
1 24 
118 
1 12 
1 08 
1 04 
1 00 
0 56 
0 52 
0 49 
0 46 
0 44 
0 41 
0 39 
0 36 
0 34 
117 
111 
1 06 
1 02 
0 43 | 0 47 
1 10 
1 04 
0 56 
0 52 | 0 58 
0 49 | O 54 
0 46 | 0 51 
0 40 | 0 45 
0 37 | 0 42 
0 35 | 0 39 
0 33 | 0 37 
0 46 
0 43 
0 41 
0 38 
0 35 
0 33 
0 30 
0 28 
0 26 
0 25 
0 23 
@ 21 
0 12 | 0 16} 0 19] O 23 | O 26 | 0 30 
0 38 
0 35 
0 33 
0 30 
0 28 
0 26 
0 24 
0 26 
1 50 | 2 06 | 2 22 | 2 38 | 2 54] 3 10 
1 35 
1 24 
0 19 | 0 24 
0 16 | 0 20 
28 
29 
30 
0 32 | 31 
0 30 | 0 35 
0 28 | 0 32 
0 26 | 0 30 
0 25 | 0 28 
0 22 
0 21 
0 19 
0 17 
0 13) 0 17 
O11 | 0 15 
010) 0 14 
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800 | 1,000 | 1,200 | 1,400 | 1,600 
600 
400 
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1 50 | 2 09 | 2 28 
1 34 
1 21 
1 11 
1 03 
1 31 
117 
1 07 
1 12 
1 01 
0 33 | 0 46 | 0 58 | 
8 | 0 29 | 0 40 | 0 52 
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LDN S 19 
013} 0 17 | 0 22 
0 16] 0 21 
0 11 
010) 0 14] 0 18 
6 | 0 22 | 0 27 | 0 32 
5 | 0 20 | 0 25 | 0 30 
13 | 0 18 | 0 23 | 0 28 
010} @ 15 
coooo|ce 
32 
33 
34 
35 
36 
37 
38 
39 
40 
41 
42 
43 
44 
45 
0 26 
0 25 
0 23 
0 21 
0 20 
0 18 
017 
0 15 
0 14 
0 13 
0 11 
0 10 
0 25 | 0 28 
0 14 
0 12 
0 11 
0 10 
0 21 
0 20 | 0 23 
0 18 | 0 21 
0 17} 0 20 
015} 0 18 
0 14] 017 
012/06 15 
011 
0 10 
0 16 
015 
0 13 
0 12 
0 11 
0 10 
0 14) 0 18 
0 13 
0 12 
0 10 
011 
0 10 
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