Shadowfax — ORC Rating

GPH

664.9

OSN

647.5

LOA

10.058 m

Displacement

4907 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6881

Medium

0.9304

High

1.079

Triple Offshore

Low

0.8894

Medium

1.1432

High

1.2844

Boat Specifications

Dimensions

Length overall: 10.058 m
Beam: 3.44 m
Draft: 1.92 m
Displacement: 4907 kg
Crew weight: 540 kg
Wetted surface: 23.45 m²

Sails

Mainsail: 35.62 m²
Genoa: 30.4 m²
Spinnaker: 67.84 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.

6,42.3,4.475204,52,5.01,60,5.29,75,5.55,90,5.53,110,5.29,120,5.11,135,4.61,147.1,4.013721,150,3.89
8,41.3,5.217872,52,5.91,60,6.2,75,6.41,90,6.42,110,6.35,120,6.17,135,5.59,150,4.89,152.3,4.788831
10,41.8,5.888855,52,6.46,60,6.65,75,6.8,90,6.86,110,6.86,120,6.76,135,6.44,150,5.76,152.7,5.62672
12,40.3,6.162574,52,6.73,60,6.9,75,7.05,90,7.19,110,7.21,120,7.11,135,6.87,150,6.49,160.5,6.089272
14,39.2,6.271417,52,6.87,60,7.07,75,7.29,90,7.45,110,7.57,120,7.46,135,7.2,150,6.89,180,6.38
16,38.7,6.329841,52,6.95,60,7.17,75,7.5,90,7.6,110,7.92,120,7.82,135,7.54,150,7.19,180,6.8
20,38.6,6.372194,52,7.01,60,7.26,75,7.72,90,8.04,110,8.37,120,8.49,135,8.23,150,7.84,180,7.41

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.29	5.55	5.53	5.29	5.11	4.61	3.89
8	5.91	6.2	6.41	6.42	6.35	6.17	5.59	4.89
10	6.46	6.65	6.8	6.86	6.86	6.76	6.44	5.76
12	6.73	6.9	7.05	7.19	7.21	7.11	6.87	6.49
14	6.87	7.07	7.29	7.45	7.57	7.46	7.2	6.89
16	6.95	7.17	7.5	7.6	7.92	7.82	7.54	7.19
20	7.01	7.26	7.72	8.04	8.37	8.49	8.23	7.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.31	147.1°	3.37
8	41.3°	3.92	152.3°	4.24
10	41.8°	4.39	152.7°	5
12	40.3°	4.7	160.5°	5.74
14	39.2°	4.86	180°	6.38
16	38.7°	4.94	180°	6.8
20	38.6°	4.98	180°	7.41

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