KAOS — ORC Rating | RegattaPages

GPH

824.8

OSN

798.7

LOA

6.55 m

Displacement

1416 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5567

Medium

0.7603

High

0.8589

Triple Offshore

Low

0.7139

Medium

0.9255

High

1.0256

Boat Specifications

Dimensions

Length overall: 6.55 m
Beam: 2.42 m
Draft: 1.41 m
Displacement: 1416 kg
Crew weight: 298 kg
Wetted surface: 12.06 m²

Sails

Mainsail: 13.47 m²
Genoa: 13.78 m²
Spinnaker: 26.37 m²
Asymmetric spinnaker: 0 m²

Design

Type: HUNTER SONATA
Builder: Hunter Marine
Designer: Thomas David
Year built: 1976

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.

6,43.5,3.542998,52,3.93,60,4.15,75,4.31,90,4.3,110,4.32,120,4.17,135,3.74,150,3.27,150.8,3.241985
8,42.4,4.157327,52,4.64,60,4.88,75,5.03,90,5.14,110,5.15,120,5.03,135,4.61,150,4.11,156.6,3.911721
10,41.8,4.627916,52,5.1,60,5.26,75,5.39,90,5.54,110,5.56,120,5.48,135,5.26,150,4.86,169.9,4.327056
12,39.9,4.901161,52,5.36,60,5.48,75,5.6,90,5.82,110,5.87,120,5.78,135,5.59,150,5.35,180,4.91
14,39,4.97976,52,5.47,60,5.62,75,5.8,90,6.02,110,6.2,120,6.11,135,5.89,150,5.64,180,5.35
16,39.2,4.993906,52,5.49,60,5.67,75,5.95,90,6.12,110,6.49,120,6.43,135,6.21,150,5.92,180,5.62
20,41.3,4.938343,52,5.44,60,5.65,75,6.03,90,6.4,110,6.82,120,6.98,135,6.81,150,6.51,180,6.18

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.93	4.15	4.31	4.3	4.32	4.17	3.74	3.27
8	4.64	4.88	5.03	5.14	5.15	5.03	4.61	4.11
10	5.1	5.26	5.39	5.54	5.56	5.48	5.26	4.86
12	5.36	5.48	5.6	5.82	5.87	5.78	5.59	5.35
14	5.47	5.62	5.8	6.02	6.2	6.11	5.89	5.64
16	5.49	5.67	5.95	6.12	6.49	6.43	6.21	5.92
20	5.44	5.65	6.03	6.4	6.82	6.98	6.81	6.51

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.57	150.8°	2.83
8	42.4°	3.07	156.6°	3.59
10	41.8°	3.45	169.9°	4.26
12	39.9°	3.76	180°	4.91
14	39°	3.87	180°	5.35
16	39.2°	3.87	180°	5.62
20	41.3°	3.71	180°	6.18

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