JOS OF HAMBLE — ORC Rating

GPH

673

OSN

651.1

LOA

11.079 m

Displacement

6926 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6059

Medium

0.8239

High

0.9588

Triple Offshore

Low

0.7751

Medium

1.0077

High

1.131

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: 27.05 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
Stability index: 133.6

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.

6,43,4.375448,52,4.87,60,5.12,75,5.26,90,5.15,110,5.18,120,5.05,135,4.61,146,4.089079,150,3.92
8,41.4,5.132573,52,5.72,60,5.96,75,6.11,90,6.05,110,6.23,120,6.11,135,5.65,150,4.96,150.5,4.940509
10,40.6,5.702836,52,6.3,60,6.49,75,6.63,90,6.68,110,6.85,120,6.79,135,6.46,150,5.85,152.4,5.732317
12,39.4,6.017598,52,6.63,60,6.79,75,6.93,90,7,110,7.21,120,7.19,135,6.96,150,6.53,157.9,6.216753
14,38.8,6.197568,52,6.82,60,6.98,75,7.14,90,7.18,110,7.48,120,7.5,135,7.32,150,6.98,170,6.42765
16,38.4,6.290725,52,6.93,60,7.1,75,7.3,90,7.37,110,7.71,120,7.77,135,7.64,150,7.31,177.2,6.808128
20,38.2,6.387931,52,7.03,60,7.23,75,7.52,90,7.67,110,7.99,120,8.24,135,8.23,150,7.91,179,7.431132

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.87	5.12	5.26	5.15	5.18	5.05	4.61	3.92
8	5.72	5.96	6.11	6.05	6.23	6.11	5.65	4.96
10	6.3	6.49	6.63	6.68	6.85	6.79	6.46	5.85
12	6.63	6.79	6.93	7	7.21	7.19	6.96	6.53
14	6.82	6.98	7.14	7.18	7.48	7.5	7.32	6.98
16	6.93	7.1	7.3	7.37	7.71	7.77	7.64	7.31
20	7.03	7.23	7.52	7.67	7.99	8.24	8.23	7.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.2	146°	3.39
8	41.4°	3.85	150.5°	4.3
10	40.6°	4.33	152.4°	5.08
12	39.4°	4.65	157.9°	5.76
14	38.8°	4.83	170°	6.33
16	38.4°	4.93	177.2°	6.8
20	38.2°	5.02	179°	7.43

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