NORTH FACE — ORC Rating

GPH

722

OSN

699.1

LOA

9.2 m

Displacement

3347 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5583

Medium

0.7629

High

0.8679

Triple Offshore

Low

0.7203

Medium

0.9428

High

1.046

Boat Specifications

Dimensions

Length overall: 9.2 m
Beam: 3.2 m
Draft: 1.49 m
Displacement: 3347 kg
Crew weight: 400 kg
Wetted surface: 19.56 m²

Sails

Mainsail: 18.4 m²
Genoa: 27.94 m²
Spinnaker: 60.09 m²
Asymmetric spinnaker: 60.4 m²

Design

Type: SUN LIGHT 31 SQ
Builder: JEANNEAU
Designer: ANDRIEU DANIEL
Year built: 1988

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.

6,45,4.058793,52,4.46,60,4.73,75,4.9,90,4.82,110,4.92,120,4.76,135,4.31,145.3,3.880099,150,3.68
8,43.4,4.817124,52,5.32,60,5.58,75,5.76,90,5.81,110,5.95,120,5.81,135,5.37,146.4,4.862405,150,4.68
10,42,5.315249,52,5.87,60,6.09,75,6.26,90,6.39,110,6.53,120,6.45,135,6.15,150,5.53,152.8,5.396797
12,40.9,5.609553,52,6.18,60,6.37,75,6.55,90,6.68,110,6.89,120,6.85,135,6.62,150,6.19,158.8,5.856334
14,40.6,5.716007,52,6.33,60,6.53,75,6.74,90,6.83,110,7.19,120,7.19,135,6.98,150,6.61,171.3,6.090073
16,40.6,5.755518,52,6.38,60,6.59,75,6.88,90,7.01,110,7.43,120,7.51,135,7.32,150,6.94,177.4,6.466657
20,42,5.732395,52,6.35,60,6.6,75,6.99,90,7.31,110,7.76,120,8.11,135,8.02,150,7.56,178.6,7.082114
24,44.4,5.640524,52,6.19,60,6.54,75,7.02,90,7.44,110,7.99,120,8.56,135,8.92,150,8.29,178.1,7.674219

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.46	4.73	4.9	4.82	4.92	4.76	4.31	3.68
8	5.32	5.58	5.76	5.81	5.95	5.81	5.37	4.68
10	5.87	6.09	6.26	6.39	6.53	6.45	6.15	5.53
12	6.18	6.37	6.55	6.68	6.89	6.85	6.62	6.19
14	6.33	6.53	6.74	6.83	7.19	7.19	6.98	6.61
16	6.38	6.59	6.88	7.01	7.43	7.51	7.32	6.94
20	6.35	6.6	6.99	7.31	7.76	8.11	8.02	7.56
24	6.19	6.54	7.02	7.44	7.99	8.56	8.92	8.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.87	145.3°	3.19
8	43.4°	3.5	146.4°	4.05
10	42°	3.95	152.8°	4.8
12	40.9°	4.24	158.8°	5.46
14	40.6°	4.34	171.3°	6.02
16	40.6°	4.37	177.4°	6.46
20	42°	4.26	178.6°	7.08
24	44.4°	4.03	178.1°	7.67

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