RUSH — ORC Rating | RegattaPages

GPH

564.8

OSN

551.2

LOA

11.982 m

Displacement

4917 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8223

Medium

1.0894

High

1.2423

Triple Offshore

Low

1.0622

Medium

1.3381

High

1.501

Boat Specifications

Dimensions

Length overall: 11.982 m
Beam: 3.79 m
Draft: 2.35 m
Displacement: 4917 kg
Crew weight: 750 kg
Wetted surface: 27.18 m²

Sails

Mainsail: 49.03 m²
Genoa: 46.31 m²
Spinnaker: 101.9 m²
Asymmetric spinnaker: 80.02 m²

Design

Type: ONE-OFF
Builder: COOKSON BOATS
Designer: BRUCE FARR
Year built: 1991

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.

6,42.1,5.485354,52,6.16,60,6.5,75,6.77,90,6.7,110,6.19,120,5.99,135,5.37,140.7,5.0398,150,4.5
8,40.4,6.447476,52,7.18,60,7.39,75,7.53,90,7.51,110,7.37,120,7.24,135,6.65,146.9,5.80147,150,5.61
10,38.2,6.79513,52,7.56,60,7.75,75,7.93,90,7.94,110,7.97,120,7.87,135,7.5,148.7,6.764515,150,6.68
12,37.6,6.992392,52,7.7,60,7.92,75,8.26,90,8.36,110,8.51,120,8.44,135,8.02,150,7.48,156.4,7.16965
14,36.9,7.065285,52,7.79,60,8.03,75,8.46,90,8.75,110,9.05,120,9.06,135,8.58,150,7.96,172.7,7.258837
16,36.9,7.090295,52,7.84,60,8.1,75,8.59,90,9.05,110,9.48,120,9.67,135,9.2,150,8.48,180,7.73
20,36.7,7.196527,52,7.96,60,8.23,75,8.73,90,9.37,110,10.13,120,10.8,135,10.83,150,9.67,180,8.69

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.16	6.5	6.77	6.7	6.19	5.99	5.37	4.5
8	7.18	7.39	7.53	7.51	7.37	7.24	6.65	5.61
10	7.56	7.75	7.93	7.94	7.97	7.87	7.5	6.68
12	7.7	7.92	8.26	8.36	8.51	8.44	8.02	7.48
14	7.79	8.03	8.46	8.75	9.05	9.06	8.58	7.96
16	7.84	8.1	8.59	9.05	9.48	9.67	9.2	8.48
20	7.96	8.23	8.73	9.37	10.13	10.8	10.83	9.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	4.07	140.7°	3.9
8	40.4°	4.91	146.9°	4.86
10	38.2°	5.34	148.7°	5.78
12	37.6°	5.54	156.4°	6.57
14	36.9°	5.65	172.7°	7.2
16	36.9°	5.67	180°	7.73
20	36.7°	5.77	180°	8.69

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