ESSEX GIRL — ORC Rating

GPH

507.5

OSN

494.6

LOA

14.116 m

Displacement

7177 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7943

Medium

1.0662

High

1.2325

Triple Offshore

Low

1.0369

Medium

1.3287

High

1.5192

Boat Specifications

Dimensions

Length overall: 14.116 m
Beam: 4.01 m
Draft: 2.94 m
Displacement: 7177 kg
Crew weight: 920 kg
Wetted surface: 38.8 m²

Sails

Mainsail: 76.85 m²
Genoa: 42.44 m²
Spinnaker: 143.5 m²
Asymmetric spinnaker: 178.16 m²

Design

Type: ONE OFF
Builder: Oyster Marine
Designer: Stephen Jones
Year built: 1994

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.

6,42.8,5.81958,52,6.51,60,6.9,75,7.27,90,7.52,110,7.23,120,6.8,135,6,141.2,5.543166,150,4.99
8,41.2,6.950952,52,7.8,60,8.09,75,8.31,90,8.55,110,8.41,120,8.25,135,7.62,140.2,7.145799,150,6.33
10,39.4,7.466998,52,8.31,60,8.56,75,8.8,90,9.12,110,9.1,120,9.01,135,8.54,145,7.95945,150,7.53
12,38.2,7.660428,52,8.51,60,8.79,75,9.25,90,9.55,110,9.87,120,9.81,135,9.24,150,8.47,153.5,8.235241
14,37.9,7.781173,52,8.62,60,8.94,75,9.55,90,9.98,110,10.62,120,10.48,135,10.07,150,9.07,161,8.450389
16,36.8,7.917761,52,8.73,60,9.05,75,9.75,90,10.42,110,11.23,120,11.38,135,11.06,150,9.8,180,8.58
20,36.8,8.030159,52,8.96,60,9.4,75,10.03,90,10.92,110,12.22,120,13.07,135,13.41,146,12.158677,150,11.64

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.51	6.9	7.27	7.52	7.23	6.8	6	4.99
8	7.8	8.09	8.31	8.55	8.41	8.25	7.62	6.33
10	8.31	8.56	8.8	9.12	9.1	9.01	8.54	7.53
12	8.51	8.79	9.25	9.55	9.87	9.81	9.24	8.47
14	8.62	8.94	9.55	9.98	10.62	10.48	10.07	9.07
16	8.73	9.05	9.75	10.42	11.23	11.38	11.06	9.8
20	8.96	9.4	10.03	10.92	12.22	13.07	13.41	11.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	4.27	141.2°	4.32
8	41.2°	5.23	140.2°	5.49
10	39.4°	5.77	145°	6.52
12	38.2°	6.02	153.5°	7.37
14	37.9°	6.14	161°	7.99
16	36.8°	6.34	180°	8.58
20	36.8°	6.43	146°	10.08

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