NACEX — ORC Rating | RegattaPages

GPH

659.1

OSN

641.2

LOA

8.032 m

Displacement

1425 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6381

Medium

0.8293

High

0.9415

Triple Offshore

Low

0.8135

Medium

1.0167

High

1.1444

Boat Specifications

Dimensions

Length overall: 8.032 m
Beam: 2.49 m
Draft: 1.5 m
Displacement: 1425 kg
Crew weight: 370 kg
Wetted surface: 13.43 m²

Sails

Mainsail: 21.66 m²
Genoa: 13.58 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 65.4 m²

Design

Type: J 80
Builder: J COMPOSITE
Designer: JOHNSTONE
Year built: 2008
Stability index: 108.5

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.

6,43,4.484834,52,4.99,60,5.23,75,5.38,90,5.52,110,5.64,120,5.5,135,4.97,144.8,4.491248,150,4.24
8,40.8,5.25763,52,5.84,60,6.02,75,6.13,90,6.3,110,6.48,120,6.42,135,6.05,148.7,5.395228,150,5.32
10,38.7,5.676355,52,6.25,60,6.4,75,6.53,90,6.58,110,6.98,120,7.01,135,6.72,149.6,6.14483,150,6.12
12,38.1,5.820049,52,6.42,60,6.61,75,6.84,90,6.92,110,7.35,120,7.55,135,7.34,149.6,6.701343,150,6.67
14,37.8,5.872265,52,6.5,60,6.72,75,7.06,90,7.26,110,7.66,120,8.07,135,8.02,147.1,7.360474,150,7.13
16,38.1,5.921709,52,6.55,60,6.79,75,7.2,90,7.56,110,7.97,120,8.53,135,8.89,144.1,8.258835,150,7.72
20,39,5.931962,52,6.57,60,6.86,75,7.37,90,7.98,110,8.61,120,9.56,135,11.51,141.9,11.385946,150,10.34

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.99	5.23	5.38	5.52	5.64	5.5	4.97	4.24
8	5.84	6.02	6.13	6.3	6.48	6.42	6.05	5.32
10	6.25	6.4	6.53	6.58	6.98	7.01	6.72	6.12
12	6.42	6.61	6.84	6.92	7.35	7.55	7.34	6.67
14	6.5	6.72	7.06	7.26	7.66	8.07	8.02	7.13
16	6.55	6.79	7.2	7.56	7.97	8.53	8.89	7.72
20	6.57	6.86	7.37	7.98	8.61	9.56	11.51	10.34

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.28	144.8°	3.67
8	40.8°	3.98	148.7°	4.61
10	38.7°	4.43	149.6°	5.3
12	38.1°	4.58	149.6°	5.78
14	37.8°	4.64	147.1°	6.18
16	38.1°	4.66	144.1°	6.69
20	39°	4.61	141.9°	8.96

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