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GPH

642.7

OSN

625.8

LOA

8 m

Displacement

1372 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6544

Medium

0.845

High

0.9681

Triple Offshore

Low

0.8339

Medium

1.0403

High

1.184

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.41 m
Draft: 1.62 m
Displacement: 1372 kg
Crew weight: 434 kg
Wetted surface: 14.33 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.

6,42.4,4.522955,52,5.06,60,5.33,75,5.55,90,5.71,110,5.81,120,5.68,135,5.17,145,4.675567,150,4.42
8,41.2,5.356087,52,5.93,60,6.11,75,6.25,90,6.46,110,6.6,120,6.51,135,6.19,149,5.564841,150,5.51
10,38.6,5.770802,52,6.34,60,6.5,75,6.64,90,6.74,110,7.24,120,7.19,135,6.78,150,6.27,151.5,6.17876
12,37.5,5.899011,52,6.51,60,6.74,75,7.07,90,7.14,110,7.68,120,7.95,135,7.47,149.5,6.754646,150,6.72
14,37.1,5.942948,52,6.59,60,6.86,75,7.36,90,7.65,110,8.04,120,8.52,135,8.32,146.5,7.542999,150,7.26
16,37.1,5.980562,52,6.62,60,6.92,75,7.5,90,8.09,110,8.45,120,8.98,135,9.31,144.5,8.512305,150,8
20,38.2,6.044357,52,6.73,60,7.11,75,7.67,90,8.45,110,9.2,120,10.03,135,11.8,140.8,12.091189,150,10.82

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.06	5.33	5.55	5.71	5.81	5.68	5.17	4.42
8	5.93	6.11	6.25	6.46	6.6	6.51	6.19	5.51
10	6.34	6.5	6.64	6.74	7.24	7.19	6.78	6.27
12	6.51	6.74	7.07	7.14	7.68	7.95	7.47	6.72
14	6.59	6.86	7.36	7.65	8.04	8.52	8.32	7.26
16	6.62	6.92	7.5	8.09	8.45	8.98	9.31	8
20	6.73	7.11	7.67	8.45	9.2	10.03	11.8	10.82

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.34	145°	3.83
8	41.2°	4.03	149°	4.77
10	38.6°	4.51	151.5°	5.43
12	37.5°	4.68	149.5°	5.82
14	37.1°	4.74	146.5°	6.29
16	37.1°	4.77	144.5°	6.93
20	38.2°	4.75	140.8°	9.37

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