JOS OF HAMBLE — ORC Rating

GPH

672.8

OSN

650.8

LOA

11.079 m

Displacement

6926 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6055

Medium

0.8242

High

0.96

Triple Offshore

Low

0.7749

Medium

1.0083

High

1.1321

Boat Specifications

Dimensions

Length overall: 11.079 m
Beam: 3.27 m
Draft: 1.87 m
Displacement: 6926 kg
Crew weight: 561 kg
Wetted surface: 27.14 m²

Sails

Mainsail: 27.66 m²
Genoa: 44.96 m²
Spinnaker: 101.23 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 37 NORM
Builder: NAUTOR
Designer: S+S
Year built: 1970

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.

6,43.3,4.383236,52,4.86,60,5.11,75,5.26,90,5.15,110,5.19,120,5.06,135,4.61,145.7,4.103628,150,3.91
8,41.5,5.140491,52,5.73,60,5.96,75,6.11,90,6.05,110,6.24,120,6.12,135,5.65,150,4.96,150.1,4.948686
10,40.4,5.68586,52,6.31,60,6.49,75,6.63,90,6.68,110,6.86,120,6.79,135,6.46,150,5.84,152.3,5.726267
12,39.3,6.034838,52,6.64,60,6.8,75,6.94,90,7,110,7.22,120,7.19,135,6.96,150,6.53,157.6,6.208452
14,38.8,6.223231,52,6.83,60,6.98,75,7.14,90,7.18,110,7.49,120,7.5,135,7.31,150,6.97,169.1,6.425932
16,38.4,6.316245,52,6.95,60,7.11,75,7.3,90,7.38,110,7.71,120,7.77,135,7.63,150,7.3,177.2,6.788104
20,38.1,6.404595,52,7.04,60,7.23,75,7.52,90,7.68,110,7.98,120,8.24,135,8.22,150,7.89,178.6,7.422216
24,38.5,6.427227,52,7.06,60,7.27,75,7.62,90,7.9,110,8.14,120,8.54,135,8.84,150,8.47,178.6,7.962377

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.86	5.11	5.26	5.15	5.19	5.06	4.61	3.91
8	5.73	5.96	6.11	6.05	6.24	6.12	5.65	4.96
10	6.31	6.49	6.63	6.68	6.86	6.79	6.46	5.84
12	6.64	6.8	6.94	7	7.22	7.19	6.96	6.53
14	6.83	6.98	7.14	7.18	7.49	7.5	7.31	6.97
16	6.95	7.11	7.3	7.38	7.71	7.77	7.63	7.3
20	7.04	7.23	7.52	7.68	7.98	8.24	8.22	7.89
24	7.06	7.27	7.62	7.9	8.14	8.54	8.84	8.47

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	3.19	145.7°	3.39
8	41.5°	3.85	150.1°	4.29
10	40.4°	4.33	152.3°	5.07
12	39.3°	4.67	157.6°	5.74
14	38.8°	4.85	169.1°	6.31
16	38.4°	4.95	177.2°	6.78
20	38.1°	5.04	178.6°	7.42
24	38.5°	5.03	178.6°	7.96

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