DANA — ORC Rating | RegattaPages

GPH

692.5

OSN

673.3

LOA

11.46 m

Displacement

7210 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5918

Medium

0.7877

High

0.8982

Triple Offshore

Low

0.7589

Medium

0.9779

High

1.0845

Boat Specifications

Dimensions

Length overall: 11.46 m
Beam: 3.35 m
Draft: 1.96 m
Displacement: 7210 kg
Crew weight: 320 kg
Wetted surface: 26.88 m²

Sails

Mainsail: 30.48 m²
Genoa: 40.01 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 92.09 m²

Design

Type: New Optimist
Builder: Sail Boats
Designer: Carter
Year built: 1971

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.

6,43.5,4.315013,52,4.75,60,4.99,75,5.15,90,5.06,110,5.14,120,4.98,135,4.49,145.2,4.043114,150,3.83
8,41,4.982049,52,5.57,60,5.8,75,5.97,90,5.98,110,6.16,120,6.05,135,5.57,146.8,4.995433,150,4.83
10,40.3,5.493869,52,6.12,60,6.33,75,6.5,90,6.58,110,6.77,120,6.72,135,6.42,146.3,5.925808,150,5.69
12,40.1,5.804518,52,6.43,60,6.62,75,6.8,90,6.87,110,7.11,120,7.11,135,6.92,147.5,6.473862,150,6.31
14,39.9,5.970031,52,6.6,60,6.79,75,6.99,90,7.08,110,7.35,120,7.4,135,7.25,149.3,6.733715,150,6.69
16,39.7,6.056671,52,6.69,60,6.9,75,7.11,90,7.24,110,7.53,120,7.64,135,7.54,150,6.98,173.2,6.314419
20,39.6,6.138765,52,6.79,60,7,75,7.29,90,7.48,110,7.78,120,8.08,135,8.07,150,7.43,176.8,6.9909
24,40.2,6.17966,52,6.81,60,7.04,75,7.38,90,7.68,110,7.96,120,8.37,135,8.62,150,7.86,177.2,7.438881

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.75	4.99	5.15	5.06	5.14	4.98	4.49	3.83
8	5.57	5.8	5.97	5.98	6.16	6.05	5.57	4.83
10	6.12	6.33	6.5	6.58	6.77	6.72	6.42	5.69
12	6.43	6.62	6.8	6.87	7.11	7.11	6.92	6.31
14	6.6	6.79	6.99	7.08	7.35	7.4	7.25	6.69
16	6.69	6.9	7.11	7.24	7.53	7.64	7.54	6.98
20	6.79	7	7.29	7.48	7.78	8.08	8.07	7.43
24	6.81	7.04	7.38	7.68	7.96	8.37	8.62	7.86

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.13	145.2°	3.32
8	41°	3.76	146.8°	4.18
10	40.3°	4.19	146.3°	4.93
12	40.1°	4.44	147.5°	5.46
14	39.9°	4.58	149.3°	5.79
16	39.7°	4.66	173.2°	6.27
20	39.6°	4.73	176.8°	6.98
24	40.2°	4.72	177.2°	7.43

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