OKYROI II — ORC Rating

GPH

632.1

OSN

615.4

LOA

9.12 m

Displacement

2495 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7373

Medium

0.9771

High

1.0977

Triple Offshore

Low

0.9478

Medium

1.1983

High

1.3341

Boat Specifications

Dimensions

Length overall: 9.12 m
Beam: 3.05 m
Draft: 1.91 m
Displacement: 2495 kg
Crew weight: 500 kg
Wetted surface: 18.13 m²

Sails

Mainsail: 28.37 m²
Genoa: 27.03 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 85.76 m²

Design

Type: J 92
Builder: J BOATS
Designer: JOHNSTONE
Year built: 1992

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.

6,42,4.682802,52,5.26,60,5.53,75,5.73,90,5.73,110,5.8,120,5.62,135,4.97,144.5,4.47111,150,4.21
8,40.9,5.583093,52,6.22,60,6.41,75,6.53,90,6.66,110,6.75,120,6.65,135,6.18,147.7,5.406609,150,5.28
10,38.5,6.056671,52,6.65,60,6.8,75,6.92,90,7.01,110,7.27,120,7.19,135,6.87,148.6,6.314797,150,6.22
12,37.3,6.197567,52,6.82,60,7.01,75,7.23,90,7.29,110,7.76,120,7.77,135,7.38,150,6.79,151.2,6.721391
14,36.7,6.248631,52,6.9,60,7.12,75,7.48,90,7.65,110,8.07,120,8.34,135,7.95,150,7.15,175.3,6.341323
16,36.6,6.290346,52,6.94,60,7.19,75,7.63,90,7.96,110,8.36,120,8.8,135,8.59,150,7.54,177.3,6.777524
20,36.7,6.335937,52,7,60,7.24,75,7.75,90,8.33,110,8.94,120,9.64,135,10.42,139.7,10.096132,150,8.89

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.26	5.53	5.73	5.73	5.8	5.62	4.97	4.21
8	6.22	6.41	6.53	6.66	6.75	6.65	6.18	5.28
10	6.65	6.8	6.92	7.01	7.27	7.19	6.87	6.22
12	6.82	7.01	7.23	7.29	7.76	7.77	7.38	6.79
14	6.9	7.12	7.48	7.65	8.07	8.34	7.95	7.15
16	6.94	7.19	7.63	7.96	8.36	8.8	8.59	7.54
20	7	7.24	7.75	8.33	8.94	9.64	10.42	8.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.48	144.5°	3.64
8	40.9°	4.22	147.7°	4.57
10	38.5°	4.74	148.6°	5.39
12	37.3°	4.93	151.2°	5.89
14	36.7°	5.01	175.3°	6.32
16	36.6°	5.05	177.3°	6.77
20	36.7°	5.08	139.7°	7.7

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