Beautiful — ORC Rating

GPH

725.4

OSN

709.1

LOA

9.387 m

Displacement

5061 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.64

Medium

0.8474

High

0.9493

Triple Offshore

Low

0.8237

Medium

1.0465

High

1.1441

Boat Specifications

Dimensions

Length overall: 9.387 m
Beam: 3.02 m
Draft: 1.37 m
Displacement: 5061 kg
Crew weight: 461 kg
Wetted surface: 20.01 m²

Sails

Mainsail: 18.81 m²
Genoa: 37.38 m²
Spinnaker: 84.73 m²
Asymmetric spinnaker: 0 m²

Design

Type: Contest 31 HT
Builder: Conyplex
Designer: D. Zaal
Year built: 1977

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.

6,44,4.073179,52,4.5,60,4.78,75,5,90,4.95,110,5.03,120,4.89,135,4.49,148.4,3.933185,150,3.87
8,42.7,4.680816,52,5.24,60,5.55,75,5.8,90,5.79,110,6.01,120,5.94,135,5.49,150,4.79,152.5,4.678635
10,43.4,5.257546,52,5.81,60,6.05,75,6.23,90,6.28,110,6.47,120,6.45,135,6.25,150,5.69,150.1,5.686952
12,43.9,5.592941,52,6.08,60,6.29,75,6.46,90,6.49,110,6.75,120,6.75,135,6.6,150,6.29,161.1,5.919128
14,43.6,5.703066,52,6.19,60,6.4,75,6.6,90,6.66,110,6.99,120,7.04,135,6.89,150,6.6,180,6.15
16,43.7,5.740233,52,6.23,60,6.45,75,6.71,90,6.82,110,7.13,120,7.32,135,7.2,150,6.87,180,6.49
20,45.2,5.776047,52,6.22,60,6.46,75,6.81,90,7.08,110,7.35,120,7.64,135,7.76,150,7.44,180,7.01

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.5	4.78	5	4.95	5.03	4.89	4.49	3.87
8	5.24	5.55	5.8	5.79	6.01	5.94	5.49	4.79
10	5.81	6.05	6.23	6.28	6.47	6.45	6.25	5.69
12	6.08	6.29	6.46	6.49	6.75	6.75	6.6	6.29
14	6.19	6.4	6.6	6.66	6.99	7.04	6.89	6.6
16	6.23	6.45	6.71	6.82	7.13	7.32	7.2	6.87
20	6.22	6.46	6.81	7.08	7.35	7.64	7.76	7.44

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44°	2.93	148.4°	3.35
8	42.7°	3.44	152.5°	4.15
10	43.4°	3.82	150.1°	4.93
12	43.9°	4.03	161.1°	5.6
14	43.6°	4.13	180°	6.15
16	43.7°	4.15	180°	6.49
20	45.2°	4.07	180°	7.01

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