SHAKA — ORC Rating | RegattaPages

GPH

624

OSN

608.3

LOA

10.364 m

Displacement

4500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.675

Medium

0.8768

High

0.9739

Triple Offshore

Low

0.8622

Medium

1.0759

High

1.1775

Boat Specifications

Dimensions

Length overall: 10.364 m
Beam: 3.37 m
Draft: 1.99 m
Displacement: 4500 kg
Crew weight: 500 kg
Wetted surface: 23.43 m²

Sails

Mainsail: 34.81 m²
Genoa: 37.68 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 101.86 m²

Design

Type: FIRST 10R
Builder: Beneteau
Designer: Farr
Year built: 2005
Stability index: 128.6

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.

6,42.7,4.912135,52,5.47,60,5.73,75,5.9,90,5.8,110,5.79,120,5.65,135,5.08,144.2,4.611228,150,4.32
8,40.6,5.702836,52,6.35,60,6.54,75,6.67,90,6.64,110,6.8,120,6.7,135,6.26,147.8,5.566105,150,5.44
10,39,6.124976,52,6.79,60,6.96,75,7.08,90,7.1,110,7.31,120,7.27,135,6.99,148.7,6.436823,150,6.35
12,38.2,6.273407,52,6.98,60,7.16,75,7.34,90,7.38,110,7.69,120,7.71,135,7.46,150,6.93,150.1,6.921239
14,38.2,6.387931,52,7.07,60,7.26,75,7.53,90,7.64,110,7.97,120,8.11,135,7.9,150,7.27,167.6,6.481191
16,38.4,6.456606,52,7.12,60,7.32,75,7.64,90,7.87,110,8.18,120,8.49,135,8.36,150,7.58,174.5,6.871636
20,39,6.498136,52,7.16,60,7.38,75,7.77,90,8.17,110,8.55,120,9.05,135,9.47,150,8.23,176.3,7.555749

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.47	5.73	5.9	5.8	5.79	5.65	5.08	4.32
8	6.35	6.54	6.67	6.64	6.8	6.7	6.26	5.44
10	6.79	6.96	7.08	7.1	7.31	7.27	6.99	6.35
12	6.98	7.16	7.34	7.38	7.69	7.71	7.46	6.93
14	7.07	7.26	7.53	7.64	7.97	8.11	7.9	7.27
16	7.12	7.32	7.64	7.87	8.18	8.49	8.36	7.58
20	7.16	7.38	7.77	8.17	8.55	9.05	9.47	8.23

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.61	144.2°	3.74
8	40.6°	4.33	147.8°	4.71
10	39°	4.76	148.7°	5.5
12	38.2°	4.93	150.1°	6
14	38.2°	5.02	167.6°	6.33
16	38.4°	5.06	174.5°	6.84
20	39°	5.05	176.3°	7.54

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