VIRGINIA — ORC Rating

GPH

653.6

OSN

633

LOA

14.4 m

Displacement

12700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.586

Medium

0.8247

High

0.9838

Triple Offshore

Low

0.7683

Medium

1.0512

High

1.2133

Boat Specifications

Dimensions

Length overall: 14.4 m
Beam: 4.47 m
Draft: 2.01 m
Displacement: 12700 kg
Crew weight: 650 kg
Wetted surface: 43.17 m²

Sails

Mainsail: 42.75 m²
Genoa: 63.44 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 122.21 m²

Design

Type: OCEANMASTER 48
Builder: WESTERLY
Designer: Ed Dubois
Year built: 1989

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.

6,46.1,4.326496,52,4.74,60,5.13,75,5.44,90,5.39,110,5.3,120,5.1,135,4.54,145,4.040764,150,3.83
8,44.2,5.20288,52,5.76,60,6.14,75,6.46,90,6.43,110,6.5,120,6.28,135,5.71,146,5.138488,150,4.92
10,43.1,5.861711,52,6.55,60,6.96,75,7.29,90,7.34,110,7.47,120,7.31,135,6.7,146.5,6.055985,150,5.83
12,42.8,6.419256,52,7.18,60,7.5,75,7.74,90,7.86,110,7.98,120,7.89,135,7.53,145.5,6.977087,150,6.64
14,43.5,6.906778,52,7.51,60,7.77,75,8,90,8.15,110,8.32,120,8.25,135,7.99,147.5,7.469841,150,7.27
16,42.8,7.018932,52,7.65,60,7.92,75,8.19,90,8.29,110,8.63,120,8.58,135,8.32,150,7.69,169,6.835589
20,42.4,7.055268,52,7.74,60,8.02,75,8.43,90,8.67,110,9.14,120,9.27,135,8.99,150,8.25,173,7.777976

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	5.13	5.44	5.39	5.3	5.1	4.54	3.83
8	5.76	6.14	6.46	6.43	6.5	6.28	5.71	4.92
10	6.55	6.96	7.29	7.34	7.47	7.31	6.7	5.83
12	7.18	7.5	7.74	7.86	7.98	7.89	7.53	6.64
14	7.51	7.77	8	8.15	8.32	8.25	7.99	7.27
16	7.65	7.92	8.19	8.29	8.63	8.58	8.32	7.69
20	7.74	8.02	8.43	8.67	9.14	9.27	8.99	8.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.1°	3	145°	3.31
8	44.2°	3.73	146°	4.26
10	43.1°	4.28	146.5°	5.05
12	42.8°	4.71	145.5°	5.75
14	43.5°	5.01	147.5°	6.3
16	42.8°	5.15	169°	6.71
20	42.4°	5.21	173°	7.72

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