Blue note — ORC Rating

GPH

645.3

OSN

626.4

LOA

11.229 m

Displacement

7297 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6433

Medium

0.8625

High

0.9845

Triple Offshore

Low

0.8226

Medium

1.0458

High

1.1525

Boat Specifications

Dimensions

Length overall: 11.229 m
Beam: 3.47 m
Draft: 2.06 m
Displacement: 7297 kg
Crew weight: 622 kg
Wetted surface: 28.23 m²

Sails

Mainsail: 29.32 m²
Genoa: 50.63 m²
Spinnaker: 99.42 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 371
Builder: Nautor
Designer: RonHolland
Year built: 1979

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.

6,42.3,4.77265,52,5.33,60,5.57,75,5.71,90,5.58,110,5.36,120,5.22,135,4.73,144.9,4.229055,150,3.99
8,40.4,5.554547,52,6.18,60,6.38,75,6.49,90,6.43,110,6.42,120,6.3,135,5.83,149.6,5.101368,150,5.08
10,39.1,6.043453,52,6.64,60,6.78,75,6.89,90,6.88,110,6.98,120,6.92,135,6.63,150,6,151.5,5.917045
12,38.2,6.260682,52,6.87,60,7,75,7.12,90,7.15,110,7.31,120,7.28,135,7.07,150,6.68,157.8,6.36158
14,37.5,6.365386,52,6.99,60,7.14,75,7.29,90,7.35,110,7.55,120,7.56,135,7.39,150,7.08,170.4,6.541608
16,37,6.410935,52,7.05,60,7.21,75,7.41,90,7.51,110,7.76,120,7.82,135,7.67,150,7.37,177.7,6.905563
20,36.7,6.448188,52,7.11,60,7.29,75,7.56,90,7.77,110,8.02,120,8.31,135,8.29,150,7.91,179,7.481139
24,37,6.448499,52,7.13,60,7.32,75,7.66,90,7.96,110,8.21,120,8.62,135,9.01,150,8.57,178.6,7.992386

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.33	5.57	5.71	5.58	5.36	5.22	4.73	3.99
8	6.18	6.38	6.49	6.43	6.42	6.3	5.83	5.08
10	6.64	6.78	6.89	6.88	6.98	6.92	6.63	6
12	6.87	7	7.12	7.15	7.31	7.28	7.07	6.68
14	6.99	7.14	7.29	7.35	7.55	7.56	7.39	7.08
16	7.05	7.21	7.41	7.51	7.76	7.82	7.67	7.37
20	7.11	7.29	7.56	7.77	8.02	8.31	8.29	7.91
24	7.13	7.32	7.66	7.96	8.21	8.62	9.01	8.57

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.53	144.9°	3.46
8	40.4°	4.23	149.6°	4.4
10	39.1°	4.69	151.5°	5.2
12	38.2°	4.92	157.8°	5.89
14	37.5°	5.05	170.4°	6.45
16	37°	5.12	177.7°	6.9
20	36.7°	5.17	179°	7.48
24	37°	5.15	178.6°	7.99

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