a27clogo.jpg (12459 bytes)

Heading to Mark guide

Required speed to make mark at same time as rhumb line.   Most of the time it doesn't pay-off to sail directly for the mark.

Angle off mark 0 5 10 15 20 25 30 35 40 45
 

2

 2.01 2.03 2.07 2.13 2.21 2.31 2.44 2.61 2.83
S 3 3.01 3.05 3.11 3.19 3.31 3.46 3.66 3.92 4.24
P 4 4.02 4.06 4.14 4.26 4.41 4.62 4.88 5.22 5.66
E 5 5.02 5.08 5.18 5.32 5.52 5.77 6.10 6.53 7.07
E 6 6.02 6.09 6.21 6.39 6.62 6.93 7.32 7.83 8.49
D 7 7.03 7.11 7.25 7.45 7.72 8.08 8.55 9.14 9.90
  8 8.03 8.12 8.28 8.51 8.83 9.24 9.77 10.44 11.31
  9 9.03 9.14 9.32 9.58 9.93 10.39 10.99 11.75 12.73
  10 10.04 10.15 10.35 10.64 11.03 11.55 12.21 13.05 14.14
  11 11.04 11.17 11.39 11.71 12.14 12.70 13.43 14.36 15.56
  12 12.05 12.19 12.42 12.77 13.24 13.86 14.65 15.66 16.97
  13 13.05 13.20 13.46 13.83 14.34 15.01 15.87 16.97 18.38
  14 14.05 14.22 14.49 14.90 15.45 16.17 17.09 18.28 19.80
  15 15.06 15.23 15.53 15.96 16.55 17.32 18.31 19.58 21.21