Xi Shi — ORC Rating | RegattaPages

GPH

645.7

OSN

629.4

LOA

9.14 m

Displacement

2756 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6467

Medium

0.848

High

0.9481

Triple Offshore

Low

0.8299

Medium

1.0405

High

1.1522

Boat Specifications

Dimensions

Length overall: 9.14 m
Beam: 3.04 m
Draft: 1.83 m
Displacement: 2756 kg
Crew weight: 360 kg
Wetted surface: 18.31 m²

Sails

Mainsail: 29.26 m²
Genoa: 20.01 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 79.83 m²

Design

Type: J-92
Builder: J-Boat
Designer: Rod Johnstone
Year built: 1992
Stability index: 104.5

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.

6,42.7,4.490318,52,5.03,60,5.31,75,5.54,90,5.7,110,5.78,120,5.64,135,5.09,144.8,4.601387,150,4.34
8,41.2,5.329506,52,5.97,60,6.2,75,6.36,90,6.58,110,6.7,120,6.62,135,6.24,147.8,5.566105,150,5.44
10,39.6,5.853241,52,6.45,60,6.62,75,6.75,90,6.85,110,7.16,120,7.14,135,6.87,150,6.32,150.1,6.309863
12,38.4,5.984483,52,6.62,60,6.81,75,7.02,90,7.1,110,7.53,120,7.67,135,7.38,150,6.82,151.4,6.731338
14,38.1,6.048784,52,6.69,60,6.89,75,7.22,90,7.42,110,7.81,120,8.15,135,7.96,150,7.16,171.2,6.364925
16,38.2,6.107982,52,6.73,60,6.94,75,7.35,90,7.7,110,8.07,120,8.49,135,8.61,150,7.56,175.7,6.748998
20,38.5,6.210004,52,6.83,60,7.06,75,7.41,90,8.04,110,8.55,120,9.18,135,10.44,140.8,10.000716,150,8.95

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.03	5.31	5.54	5.7	5.78	5.64	5.09	4.34
8	5.97	6.2	6.36	6.58	6.7	6.62	6.24	5.44
10	6.45	6.62	6.75	6.85	7.16	7.14	6.87	6.32
12	6.62	6.81	7.02	7.1	7.53	7.67	7.38	6.82
14	6.69	6.89	7.22	7.42	7.81	8.15	7.96	7.16
16	6.73	6.94	7.35	7.7	8.07	8.49	8.61	7.56
20	6.83	7.06	7.41	8.04	8.55	9.18	10.44	8.95

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.3	144.8°	3.76
8	41.2°	4.01	147.8°	4.71
10	39.6°	4.51	150.1°	5.47
12	38.4°	4.69	151.4°	5.91
14	38.1°	4.76	171.2°	6.29
16	38.2°	4.8	175.7°	6.73
20	38.5°	4.86	140.8°	7.75

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