Polar #47

DUFOUR 4800

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Source: Unknown origin

TWS range: 0 - 60 knt

TWS

TWA

0 2 4 6 8 10 12 14 16 18 20 25 30 35 40 45 50 55 60
0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
5 0.0 0.15 0.3 0.4 0.5 0.6 0.6 0.5 0.7 0.7 0.7 0.6 0.6 0.6 0.1 0.0 0.0 0.0 0.0
10 0.0 0.3 0.6 0.8 1.0 1.1 1.3 0.9 1.4 1.35 1.3 1.3 1.2 1.1 0.3 0.1 0.1 0.0 0.0
15 0.0 0.45 0.9 1.3 1.5 1.7 1.9 1.4 2.1 2.05 2.0 1.9 1.8 1.7 0.6 0.3 0.2 0.0 0.0
20 0.0 0.5 1.0 1.5 1.8 2.0 2.2 1.6 2.4 2.35 2.3 2.2 2.1 1.9 0.9 0.4 0.2 0.0 0.0
25 0.0 0.6 1.2 1.7 2.1 2.3 2.6 1.9 2.8 2.75 2.7 2.6 2.5 2.3 1.3 0.6 0.2 0.0 0.0
30 0.0 0.89 1.77 2.56 3.1 3.44 3.81 2.83 4.16 4.07 3.99 3.89 3.71 3.37 2.44 0.96 0.34 0.0 0.0
35 0.0 1.11 2.22 3.2 3.8 4.28 4.68 4.55 5.08 5.01 4.95 4.78 4.65 4.4 3.58 1.4 0.48 0.0 0.0
40 0.0 1.25 2.5 3.6 4.4 5.0 5.3 5.6 5.7 5.7 5.7 5.5 5.4 5.3 4.7 1.9 0.8 0.0 0.0
45 0.0 1.4 2.8 4.1 4.9 5.6 5.9 6.2 6.3 6.3 6.3 6.2 6.0 5.9 5.6 2.1 0.9 0.0 0.0
50 0.0 1.54 3.09 4.46 5.33 5.96 6.33 6.56 6.66 6.66 6.66 6.56 6.36 6.33 6.17 2.24 0.97 0.0 0.0
55 0.0 1.66 3.31 4.75 5.65 6.21 6.61 6.81 6.91 6.93 6.95 6.85 6.69 6.69 6.62 2.49 1.15 0.0 0.0
60 0.0 1.75 3.5 5.0 5.9 6.4 6.8 7.0 7.1 7.15 7.2 7.1 7.0 7.0 7.0 2.8 1.4 0.0 0.0
65 0.0 1.82 3.65 5.2 6.1 6.6 6.95 7.2 7.3 7.38 7.45 7.35 7.25 7.3 7.3 2.9 1.45 0.0 0.0
70 0.0 1.9 3.8 5.4 6.3 6.8 7.1 7.4 7.5 7.6 7.7 7.6 7.5 7.6 7.6 3.0 1.5 0.0 0.0
75 0.0 1.9 3.8 5.4 6.3 6.8 7.1 7.4 7.55 7.68 7.8 7.75 7.65 7.75 7.75 3.1 1.55 0.0 0.0
80 0.0 1.9 3.8 5.4 6.3 6.8 7.1 7.4 7.6 7.75 7.9 7.9 7.8 7.9 7.9 3.2 1.6 0.0 0.0
85 0.0 1.9 3.8 5.4 6.3 6.8 7.1 7.4 7.6 7.8 8.0 8.0 7.95 8.05 8.05 3.45 1.85 0.2 0.2
90 0.0 1.9 3.8 5.4 6.3 6.8 7.1 7.4 7.6 7.85 8.1 8.1 8.1 8.2 8.2 3.7 2.1 0.4 0.4
95 0.0 1.85 3.7 5.25 6.2 6.7 7.05 7.35 7.55 7.8 8.05 8.05 8.05 8.2 8.2 3.9 2.3 0.4 0.4
100 0.0 1.8 3.6 5.1 6.1 6.6 7.0 7.3 7.5 7.75 8.0 8.0 8.0 8.2 8.2 4.1 2.5 0.4 0.4
105 0.0 1.72 3.45 4.9 5.95 6.5 6.9 7.2 7.4 7.65 7.9 7.95 7.95 8.2 8.2 4.3 2.7 0.6 0.6
110 0.0 1.65 3.3 4.7 5.8 6.4 6.8 7.1 7.3 7.55 7.8 7.9 7.9 8.2 8.2 4.5 2.9 0.8 0.8
115 0.0 1.55 3.1 4.45 5.55 6.2 6.65 7.0 7.25 7.5 7.75 7.85 7.9 8.25 8.25 4.75 3.1 0.8 0.8
120 0.0 1.45 2.9 4.2 5.3 6.0 6.5 6.9 7.2 7.45 7.7 7.8 7.9 8.3 8.3 5.0 3.3 0.8 0.8
125 0.0 1.35 2.7 3.95 5.0 5.8 6.35 6.75 7.1 7.35 7.6 7.7 7.85 8.25 8.25 5.15 3.5 1.0 1.0
130 0.0 1.25 2.5 3.7 4.7 5.6 6.2 6.6 7.0 7.25 7.5 7.6 7.8 8.2 8.2 5.3 3.7 1.2 1.2
135 0.0 1.2 2.4 3.55 4.55 5.45 6.1 6.55 6.95 7.2 7.45 7.6 7.8 8.2 8.2 5.75 4.1 1.4 1.2
140 0.0 1.15 2.3 3.4 4.4 5.3 6.0 6.5 6.9 7.15 7.4 7.6 7.8 8.2 8.2 6.2 4.5 1.6 1.2
145 0.0 1.1 2.2 3.25 4.25 5.1 5.85 6.4 6.8 7.08 7.35 7.55 7.8 8.2 8.2 6.4 4.7 1.6 1.4
150 0.0 1.05 2.1 3.1 4.1 4.9 5.7 6.3 6.7 7.0 7.3 7.5 7.8 8.2 8.2 6.6 4.9 1.6 1.6
155 0.0 1.02 2.05 3.05 4.0 4.85 5.6 6.2 6.65 6.95 7.25 7.5 7.8 8.2 8.2 6.8 5.1 1.85 1.6
160 0.0 1.0 2.0 3.0 3.9 4.8 5.5 6.1 6.6 6.9 7.2 7.5 7.8 8.2 8.2 7.0 5.3 2.1 1.6
165 0.0 0.98 1.95 2.95 3.85 4.7 5.45 6.1 6.55 6.88 7.2 7.5 7.8 8.2 8.2 7.4 5.75 2.3 1.85
170 0.0 0.95 1.9 2.9 3.8 4.6 5.4 6.1 6.5 6.85 7.2 7.5 7.8 8.2 8.2 7.8 6.2 2.5 2.1
175 0.0 0.95 1.9 2.85 3.75 4.6 5.35 6.05 6.5 6.82 7.15 7.5 7.8 8.2 8.2 8.0 6.4 2.5 2.1
180 0.0 0.95 1.9 2.8 3.7 4.6 5.3 6.0 6.5 6.8 7.1 7.5 7.8 8.2 8.2 8.2 6.6 2.5 2.1