Joint — ORC Rating | RegattaPages

GPH

627.1

OSN

606.5

LOA

10.757 m

Displacement

4984 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6479

Medium

0.8803

High

1.003

Triple Offshore

Low

0.833

Medium

1.0827

High

1.2077

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.21 m
Displacement: 4984 kg
Crew weight: 618 kg
Wetted surface: 25.04 m²

Sails

Mainsail: 33.71 m²
Genoa: 26.85 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 96.93 m²

Design

Type: J-108
Builder: J-Composite
Designer: Ron Johnson
Year built: 2001
Stability index: 114.8

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.

6,43,4.566874,52,5.07,60,5.33,75,5.48,90,5.65,110,5.78,120,5.62,135,5.03,143.9,4.566889,150,4.26
8,40.8,5.416152,52,6.06,60,6.3,75,6.45,90,6.72,110,6.89,120,6.75,135,6.24,147.8,5.518834,150,5.39
10,39.4,6.04348,52,6.7,60,6.88,75,7.02,90,7.26,110,7.46,120,7.38,135,7.06,148.2,6.459639,150,6.34
12,37.6,6.36131,52,7.06,60,7.22,75,7.35,90,7.51,110,7.85,120,7.83,135,7.55,149.6,7.014382,150,6.99
14,37,6.523627,52,7.24,60,7.41,75,7.6,90,7.66,110,8.18,120,8.25,135,8,150,7.36,151.1,7.28756
16,37,6.611276,52,7.32,60,7.51,75,7.79,90,7.91,110,8.42,120,8.65,135,8.45,150,7.67,173.6,6.933208
20,37.2,6.678971,52,7.38,60,7.6,75,7.99,90,8.32,110,8.83,120,9.36,135,9.53,150,8.32,176.3,7.625895

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.33	5.48	5.65	5.78	5.62	5.03	4.26
8	6.06	6.3	6.45	6.72	6.89	6.75	6.24	5.39
10	6.7	6.88	7.02	7.26	7.46	7.38	7.06	6.34
12	7.06	7.22	7.35	7.51	7.85	7.83	7.55	6.99
14	7.24	7.41	7.6	7.66	8.18	8.25	8	7.36
16	7.32	7.51	7.79	7.91	8.42	8.65	8.45	7.67
20	7.38	7.6	7.99	8.32	8.83	9.36	9.53	8.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.34	143.9°	3.69
8	40.8°	4.1	147.8°	4.67
10	39.4°	4.67	148.2°	5.49
12	37.6°	5.04	149.6°	6.05
14	37°	5.21	151.1°	6.38
16	37°	5.28	173.6°	6.89
20	37.2°	5.32	176.3°	7.61

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