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GPH

644.5

OSN

626.4

LOA

8 m

Displacement

1372 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6532

Medium

0.8472

High

0.9739

Triple Offshore

Low

0.8297

Medium

1.0386

High

1.1827

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.41 m
Draft: 1.62 m
Displacement: 1372 kg
Crew weight: 413 kg
Wetted surface: 14.39 m²

Sails

Mainsail: 24.75 m²
Genoa: 15.37 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 66.75 m²

Design

Type: Cork 1720
Builder: Key Yachting
Designer: Tony Castro
Year built: 1998

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,42.7,4.585567,52,5.09,60,5.34,75,5.49,90,5.59,110,5.7,120,5.59,135,5.1,144.7,4.619319,150,4.36
8,40.4,5.331314,52,5.92,60,6.1,75,6.21,90,6.38,110,6.55,120,6.49,135,6.14,148.7,5.512261,150,5.44
10,38,5.735962,52,6.35,60,6.5,75,6.63,90,6.68,110,7.15,120,7.15,135,6.81,150,6.23,150.7,6.192169
12,37.4,5.916306,52,6.55,60,6.76,75,7.02,90,7.08,110,7.54,120,7.79,135,7.47,149.2,6.822204,150,6.76
14,37,5.985208,52,6.65,60,6.9,75,7.28,90,7.5,110,7.89,120,8.33,135,8.25,146.8,7.529002,150,7.28
16,37,6.035294,52,6.73,60,7,75,7.45,90,7.86,110,8.23,120,8.8,135,9.17,144.3,8.484349,150,7.96
20,37.6,6.083634,52,6.81,60,7.12,75,7.68,90,8.33,110,8.9,120,9.79,135,11.73,141.7,11.825025,150,10.71
24,39.3,6.112373,52,6.79,60,7.13,75,7.77,90,8.61,110,9.78,120,11.01,135,13.48,146.7,14.620594,150,14.11

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.09	5.34	5.49	5.59	5.7	5.59	5.1	4.36
8	5.92	6.1	6.21	6.38	6.55	6.49	6.14	5.44
10	6.35	6.5	6.63	6.68	7.15	7.15	6.81	6.23
12	6.55	6.76	7.02	7.08	7.54	7.79	7.47	6.76
14	6.65	6.9	7.28	7.5	7.89	8.33	8.25	7.28
16	6.73	7	7.45	7.86	8.23	8.8	9.17	7.96
20	6.81	7.12	7.68	8.33	8.9	9.79	11.73	10.71
24	6.79	7.13	7.77	8.61	9.78	11.01	13.48	14.11

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.37	144.7°	3.77
8	40.4°	4.06	148.7°	4.71
10	38°	4.52	150.7°	5.4
12	37.4°	4.7	149.2°	5.86
14	37°	4.78	146.8°	6.3
16	37°	4.82	144.3°	6.89
20	37.6°	4.82	141.7°	9.28
24	39.3°	4.73	146.7°	12.22

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