EWVA 1 — ORC Rating | RegattaPages

GPH

735

OSN

711.1

LOA

6.86 m

Displacement

850 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5552

Medium

0.7545

High

0.8591

Triple Offshore

Low

0.7144

Medium

0.9192

High

1.0418

Boat Specifications

Dimensions

Length overall: 6.86 m
Beam: 2.45 m
Draft: 1.18 m
Displacement: 850 kg
Crew weight: 304 kg
Wetted surface: 9.96 m²

Sails

Mainsail: 14.07 m²
Genoa: 10.25 m²
Spinnaker: 31.13 m²
Asymmetric spinnaker: 0 m²

Design

Type: J-22 STD
Builder: J BOAT
Designer: JOHNSTONE
Year built: 1983
Stability index: 98.9

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.

6,43.2,4.005659,52,4.46,60,4.69,75,4.83,90,4.89,110,4.93,120,4.78,135,4.29,146,3.727213,150,3.57
8,41.5,4.726581,52,5.25,60,5.43,75,5.54,90,5.71,110,5.75,120,5.65,135,5.19,150,4.56,151.1,4.51189
10,39.4,5.150546,52,5.67,60,5.81,75,5.93,90,6.13,110,6.25,120,6.15,135,5.86,150,5.37,155.9,5.12689
12,37.8,5.35338,52,5.9,60,6.05,75,6.23,90,6.4,110,6.7,120,6.63,135,6.31,150,5.93,166.4,5.483759
14,37.5,5.445241,52,6.02,60,6.22,75,6.47,90,6.58,110,7.13,120,7.14,135,6.77,150,6.34,177.2,5.826957
16,37.5,5.483055,52,6.09,60,6.31,75,6.67,90,6.88,110,7.55,120,7.76,135,7.32,150,6.77,177.2,6.207411
20,38.8,5.530335,52,6.13,60,6.39,75,6.88,90,7.42,110,8.32,120,9.46,135,9.36,150,7.88,176.6,7.022361

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.46	4.69	4.83	4.89	4.93	4.78	4.29	3.57
8	5.25	5.43	5.54	5.71	5.75	5.65	5.19	4.56
10	5.67	5.81	5.93	6.13	6.25	6.15	5.86	5.37
12	5.9	6.05	6.23	6.4	6.7	6.63	6.31	5.93
14	6.02	6.22	6.47	6.58	7.13	7.14	6.77	6.34
16	6.09	6.31	6.67	6.88	7.55	7.76	7.32	6.77
20	6.13	6.39	6.88	7.42	8.32	9.46	9.36	7.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	2.92	146°	3.09
8	41.5°	3.54	151.1°	3.95
10	39.4°	3.98	155.9°	4.68
12	37.8°	4.23	166.4°	5.33
14	37.5°	4.32	177.2°	5.82
16	37.5°	4.35	177.2°	6.2
20	38.8°	4.31	176.6°	7.01

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