Shadowfax — ORC Rating

GPH

660.5

OSN

642.8

LOA

10.058 m

Displacement

4907 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6981

Medium

0.9418

High

1.0803

Triple Offshore

Low

0.8983

Medium

1.1503

High

1.2817

Boat Specifications

Dimensions

Length overall: 10.058 m
Beam: 3.44 m
Draft: 1.92 m
Displacement: 4907 kg
Crew weight: 530 kg
Wetted surface: 23.45 m²

Sails

Mainsail: 35.37 m²
Genoa: 28.98 m²
Spinnaker: 66.7 m²
Asymmetric spinnaker: 57.58 m²

Design

Type: Charger 33
Builder: Ton Cup Yacht
Designer: Lavranos
Year built: 1982

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.

6,41.4,4.492668,52,5.08,60,5.34,75,5.54,90,5.46,110,5.35,120,5.16,135,4.66,146.4,4.094025,150,3.93
8,40.7,5.27611,52,5.95,60,6.2,75,6.37,90,6.37,110,6.4,120,6.23,135,5.66,150,4.93,151.8,4.845096
10,40.2,5.891625,52,6.47,60,6.63,75,6.75,90,6.85,110,6.89,120,6.8,135,6.48,150,5.81,152.1,5.702869
12,38.7,6.124825,52,6.72,60,6.86,75,6.99,90,7.16,110,7.23,120,7.15,135,6.9,150,6.52,160.2,6.132552
14,38.2,6.235232,52,6.84,60,7.01,75,7.2,90,7.42,110,7.57,120,7.5,135,7.23,150,6.91,180,6.4
16,37.9,6.285769,52,6.9,60,7.1,75,7.38,90,7.55,110,7.89,120,7.85,135,7.58,150,7.22,180,6.82
20,38.7,6.329841,52,6.94,60,7.17,75,7.58,90,7.91,110,8.35,120,8.48,135,8.28,150,7.88,180,7.43

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.34	5.54	5.46	5.35	5.16	4.66	3.93
8	5.95	6.2	6.37	6.37	6.4	6.23	5.66	4.93
10	6.47	6.63	6.75	6.85	6.89	6.8	6.48	5.81
12	6.72	6.86	6.99	7.16	7.23	7.15	6.9	6.52
14	6.84	7.01	7.2	7.42	7.57	7.5	7.23	6.91
16	6.9	7.1	7.38	7.55	7.89	7.85	7.58	7.22
20	6.94	7.17	7.58	7.91	8.35	8.48	8.28	7.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.4°	3.37	146.4°	3.41
8	40.7°	4	151.8°	4.27
10	40.2°	4.5	152.1°	5.04
12	38.7°	4.78	160.2°	5.77
14	38.2°	4.9	180°	6.4
16	37.9°	4.96	180°	6.82
20	38.7°	4.94	180°	7.43

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