TWO

BEARINGS AND THE DISTANCE RUN

Difference Between the Course and the First Bearing in Points.

TABLE FOR FINDING

THE DISTANCE OF AN OBJECT BY
BETWEEN THEM.

0.46 0.53 0.61 0.69 0.79 0.89 1.00 1.13 1.27 1.44 1.64 1.88 2.17
0.45 0.51 0.59 0.67 0.75 0.84 0.94 1.06 1.19 1.33 1.50 1.70 1.94 2.24
0.43 0.50 0.57 0.64 0.72 0.80 0.90 1.00 1.11 1.24 1.39 1.56 1.76 2.01 2.30

71 0.42 0.48 0.55 0.62 0.69 0.77 0.86 0.95 1.05 1.17 1.30 1.45 1.62 1.82 2.06 2.36

0.41 0.47 0.53 0.60 0.67 0.74 0.82 0.91 1.00 1.10 1.22 1.35 1.50 1.67 1.87 2.11 2.41

8 0.41 0.46 0.52 0.58 0.65 0.72 0.79 0.87 0.95 1.05 1.15 1.27 1.40 1.54 1.72 1.92 2.16 2.46

8 0.40 0.45 0.51 0.57 0.63 0.69 0.76 0.84 0.91 1.00 1.09 1.20 1.31 1.44 1.59 1.76 1.96 2.20 2.50
8 0.39 0.45 0.50 0.56 0.61 0.68 0.74 0.81 0.88 0.96 1.04 1.14 1.24 1.35 1.48 1.63 1.80 2.00 2.24 2.53

9

0.39 0.44 0.49 0.55 0.60 0.66 0.72 0.78 0.85 0.92 1.00 1.08 1.18 1.28 1.39 1.52 1.66 1.83 2.03 2.27 2.56
93 0.39 0.44 0.49 0.54 0.59 0.64 0.70 0.76 0.82 0.89 0.96 1.04 1.12 1.21 1.31 1.42 1.55 1.69 1.86 2.06 2.29 2.58

0.38 0.43 0.48 0.53 0.58 0.63 0.69 0.74 0.80 0.86 0.93 1.00 1.08 1.16 1.25 1.35 1.46 1.58 1.72 1.89 2.08 2.31 2.60
91 0.38 0.43 0.48 0.52 0.57 0.62 0.67 0.73 0.78 0.84 0.90 0.97 1.04 1.11 1.19 1.28 1.38 1.48 1.61 1.75 1.91 2.10 2.33 2.61

10

0.38 0.43 0.47 0.52 0.57 0.61 0.66 0.71 0.77 0.82 0.88 0.94 1.00 1.07 1.14 1.22 1.31 1.40 1.51 1.63 1.77 1.92 2.11 2.34 2.61
0.38 0.43 0.47 0.52 0.56 0.61 0.65 0.70 0.75 0.80 0.86 0.91 0.97 1.03 1.10 1.17 1.25 1.33 1.42 1.53 1.65 1.78 1.94 2.12 2.34 2.61
10 0.38 0.43 0.47 0.51 0.56 0.60 0.65 0.60 0.74 0.79 0.84 0.89 0.94 1.00 1.06 1.13 1.20 1.27 1.35 1.44 1.55 1.66 1.79 1.94 2.12 2.34 2.60

10 0.39 0.43 0.47 0.51 0.56 0.60 0.64 0.68 0.73 0.77 0.82 0.87 0.92 0.97 1.03 1.09 1.15 1.22 1.29 1.37 1.46 1.56 1.67 1.80 1.95 2.12 2.33 2.58

II

0.39 0.43 0.47 0.51 0.56 0.60 0.64 0.68 0.72 0.76 0.81 0.85 0.90 0.95 1.00 1.05 1.11 1.17 1.24 1.31 1.39 1.47 1.57 1.63 1.80 1.94 2.11 2.31 2.56
11 0.39 0.44 0.48 0.52 0.56 0.60 0.64 0.67 0.71 0.76 0.80 0.84 0.88 0.93 0.98 1.03 1.08 1.13 1.19 1.25 1.32 1.40 1.48 1.57 1.68 1.80 1.94 2.10 2.29 2.53
110.40 0.44 0.48 0.52 0.56 0.60 0.63 0.67 0.71 0.75 0.79 0.83 0.87 0.91 0.95 1.00 1.05 1.10 1.15 1.21 1.27 1.34 1.41 1.49 1.58 1.68 1.79 1.92 2.08 2.27 2.50
0.41 0.45 0.49 0.52 0.56 0.60 0.64 0.67 0.71 0.74 0.78 0.82 0.86 0.90 0.94 0.98 1.02 1.07 1.12 1.17 1.22 1.28 1.34 1.41 1.49 1.57 1.67 1.78 1.91 2.06 2.24 2.46
0.41 0.45 0.49 0.53 0.57 0.60 0.64 0.67 0.71 0.74 0.78 0.81 0.85 0.88 0.92 0.96 1.00 1.04 1.09 1.13 1.18 1.23 1.29 1.35 1.41 1.49 1.57 1.66 1.77 1.89 2.03 2.20 2.41
123 0.42 0.46 0.50 0.54 0.57 0.61 0.64 0.67 0.71 0.74 0.77 0.81 0.84 0.87 0.91 0.94 0.98 1.02 1.06 1.10 1.14 1.19 1.24 1.29 1.35 1.41 1.48 1.56 1.65 1.75 1.86 2.00 2.16 2.36
12 0.43 0.47 0.51 0.55 0.53 0.61 0.65 0.68 0.71 0.74 0.77 0.80 0.84 0.87 0.90 0.93 0.97 1.00 1.04 1.07 1.11 1.15 1.20 1.24 1.29 1.35 1.41 1.47 1.55 1.63 1.72 1.83 1.96 2.11 2.30
121 0.45 0.48 0.52 0.56 0.59 0.62 0.65 0.68 0.71 0.74 0.77 0.80 0.83 0.86 0.89 0.92 0.95 0.98 1.02 1.05 1.08 1.12 1.16 1.20 1.25 1.29 1.34 1.40 1.46 1.53 1.61, 1.69 1.80 1.92 2.06 2.24

12

Difference Between the Course and the Second Bearing in Points.

DISTANCES OF OBJECTS AT SEA IN NAUTICAL MILES.

Maximum Distance at Which an Object Is Visible at Sea According to Its Elevation and That
of the Observer, the Weather Being Clear and the Refraction Normal.

1.15

35

6.81

1.63

36

6.90

70

1.99

37

7.00

71

2.30

38

7.09

20.08

560

27.22