Seamanship_Secrets_185_Tips_-_Techniques_for_Better_Navigation-_Cruise_Planning-_and_Boat_Handling_Under_Power_or_Sail_(Re)_e..
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SPEED OVER A MEASURED MILE (1–11 MINUTES)
Sec.
1 Min.
2 Min.
3 Min.
4 Min.
5 Min.
6 Min.
7 Min.
8 Min.
9 Min.
10 Min.
11 Min.
Sec.
0
60.0
30.0
20.0
15.0
12.0
10.0
8.6
7.5
6.7
6.0
5.5
0
1
59.0
29.8
19.9
14.9
12.0
10.0
8.6
7.5
6.7
6.0
5.4
1
2
58.1
29.5
19.8
14.9
11.9
9.9
8.5
7.5
6.6
6.0
5.4
2
3
57.1
29.3
19.7
14.8
11.9
9.9
8.5
7.5
6.6
6.
0
5.4
3
4
56.3
29.0
19.6
14.8
11.8
9.9
8.5
7.4
6.6
6.0
5.4
4
5
55.4
28.8
19.5
14.7
11.8
9.9
8.5
7.4
6.6
6.0
5.4
5
6
54.5
28.6
19.4
14.6
11.8
9.8
8.5
7.4
6.6
5.9
5.4
6
7
53.7
28.3
19.3
14.6
11.7
9.8
8.4
7.4
6.6
5.9
5.4
7
8
52.9
28.1
19.1
14.5
11.7
9.8
8.4
7.4
6.6
5.9
5.4
8
9
52.2
27.9
19.0
14.5
11.
7
9.8
8.4
7.4
6.6
5.9
5.4
9
10
51.4
27.7
18.9
14.4
11.6
9.7
8.4
7.3
6.5
5.9
5.4
10
11
50.7
27.5
18.8
14.3
11.6
9.7
8.4
7.3
6.5
5.9
5.4
11
12
50.0
27.3
18.8
14.3
11.5
9.7
8.3
7.3
6.5
5.9
5.4
12
13
49.3
27.1
18.7
14.2
11.5
9.7
8.3
7.3
6.5
5.9
5.3
13
14
48.6
26.9
18.6
14.2
11.5
9.6
8.3
7.3
6.5
5.9
5.3
14
15
48.0
26.7
18.5
14.
1
11.4
9.6
8.3
7.3
6.5
5.9
5.3
15
16
47.4
26.5
18.4
14.1
11.4
9.6
8.3
7.3
6.5
5.8
5.3
16
17
46.8
26.3
18.3
14.0
11.4
9.5
8.2
7.2
6.5
5.8
5.3
17
18
46.2
26.1
18.2
14.0
11.3
9.5
8.2
7.2
6.5
5.8
5.3
18
19
45.6
25.9
18.1
13.9
11.3
9.5
8.2
7.2
6.4
5.8
5.3
19
(Continued)
