These are from Harken Compuspec I put them here for my own easy reference.
Harken Load Calculations - Pearson 424 Ketch
| Dimensions: |
| Length Overall: |
0.0 ft |
0.00 m |
Dsgn Waterln: |
33.7 ft |
10.26 m |
| Maxi Beam: |
13.0 ft |
3.96 m |
Draft: |
5.2 ft |
1.60 m |
| Displacem: |
21000 lbs |
9526 kg |
I Dimen: |
44.1 ft |
13.44 m |
| J Dimen: |
15.8 ft |
4.80 m |
P Dimen: |
38.0 ft |
11.58 m |
| E Dimen: |
14.5 ft |
4.42 m |
|
|
|
| I2 Dimen: |
0.0 ft |
0.00 m |
J2 Dimen: |
0.0 ft |
0.00 m |
| Estimated Headstay Length |
46.8 ft |
14.27 m |
|
|
|
| Genoa: |
| 100% Foretriangle Sail Area: |
347.1 sq ft |
32.2 sq m |
| 135% Foretriangle Sail Area: |
468.6 sq ft |
43.5 sq m |
| 150% Foretriangle Sail Area: |
520.7 sq ft |
48.4 sq m |
| SheetLoads: |
| 100% Foretriangle @ 30 Knots: |
1346.5 lbs |
610.8 kg |
| 100% Foretriangle @ 35 Knots: |
1832.8 lbs |
6.1f kg |
| 100% Foretriangle @ 40 Knots: |
2393.8 lbs |
1085.8 kg |
| 135% Foretriangle @ 20 Knots: |
807.9 lbs |
366.5 kg |
| 135% Foretriangle @ 25 Knots: |
1260.3 lbs |
571.7 kg |
| 135% Foretriangle @ 30 Knots: |
1817.8 lbs |
824.6 kg |
| 150% Foretriangle @ 5 Knots: |
56.1 lbs |
25.4 kg |
| 150% Foretriangle @ 10 Knots: |
224.4 lbs |
101.8 kg |
| 150% Foretriangle @ 15 Knots: |
504.9 lbs |
229.0 kg |
| 150% Foretriangle @ 20 Knots: |
897.7 lbs |
407.2 kg |
| Lead Block Loads: |
| #3 Genoa @ 30 Knots: |
1763.9 lbs |
800.1 kg |
| #3 Genoa @ 35 Knots: |
2400.8 lbs |
1089.0 kg |
| #3 Genoa @ 40 Knots: |
3135.9 lbs |
1422.4 kg |
| #1 Genoa @ 6 Knots: |
60.6 lbs |
27.5 kg |
| #1 Genoa @ 12 Knots: |
242.4 lbs |
109.9 kg |
| #1 Genoa @ 18 Knots: |
545.3 lbs |
247.4 kg |
| #1 Genoa @ 20 Knots: |
673.2 lbs |
305.4 kg |
| #1 Genoa @ 25 Knots: |
1052.0 lbs |
477.2 kg |
| Mainsail Area (Standard Roach): |
294.8 sq ft |
27.4 sq m |
| Spinnaker Sail Area: |
1249.7 sq ft |
116.1 sq m |
| End Boom Load: |
1996.89 lbs |
905.79 kg |
| Maximum Genoa Turning Lead Block: |
| 60 Degree Turn: |
1832.8 lbs |
831.3 kg |
| 90 Degree Turn: |
2584.2 lbs |
1172.2 kg |
| 135 Degree Turn: |
3372.3 lbs |
1529.7 kg |
| 180 Degree Turn: |
3665.5 lbs |
1662.7 kg |