JIPI — ORC Rating | RegattaPages

GPH

625.7

OSN

608.4

LOA

9.95 m

Displacement

4066 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6511

Medium

0.8757

High

0.9931

Triple Offshore

Low

0.8418

Medium

1.0805

High

1.2062

Boat Specifications

Dimensions

Length overall: 9.95 m
Beam: 3.41 m
Draft: 2 m
Displacement: 4066 kg
Crew weight: 496 kg
Wetted surface: 23.32 m²

Sails

Mainsail: 33.84 m²
Genoa: 26.32 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 98.45 m²

Design

Type: J 99
Builder: J-COMPOSITES
Designer: JOHNSTONE
Year built: 2018

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.

6,42.8,4.552084,52,5.12,60,5.42,75,5.67,90,5.79,110,5.89,120,5.73,135,5.14,144,4.659976,150,4.35
8,41.2,5.382668,52,6.08,60,6.38,75,6.59,90,6.83,110,6.94,120,6.83,135,6.34,148,5.565722,150,5.45
10,40.5,6.062551,52,6.72,60,6.91,75,7.06,90,7.28,110,7.44,120,7.37,135,7.08,148.5,6.497465,150,6.4
12,39,6.395195,52,7.03,60,7.19,75,7.36,90,7.46,110,7.89,120,7.86,135,7.53,150,6.99,150.5,6.962671
14,38.6,6.525741,52,7.17,60,7.37,75,7.62,90,7.7,110,8.24,120,8.38,135,8.03,150,7.34,174,6.465418
16,38.4,6.571447,52,7.23,60,7.46,75,7.84,90,8.02,110,8.5,120,8.88,135,8.57,150,7.66,177,6.969552
20,38.2,6.616981,52,7.27,60,7.51,75,8.05,90,8.56,110,8.99,120,9.56,135,9.99,150,8.61,177,7.680526

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.42	5.67	5.79	5.89	5.73	5.14	4.35
8	6.08	6.38	6.59	6.83	6.94	6.83	6.34	5.45
10	6.72	6.91	7.06	7.28	7.44	7.37	7.08	6.4
12	7.03	7.19	7.36	7.46	7.89	7.86	7.53	6.99
14	7.17	7.37	7.62	7.7	8.24	8.38	8.03	7.34
16	7.23	7.46	7.84	8.02	8.5	8.88	8.57	7.66
20	7.27	7.51	8.05	8.56	8.99	9.56	9.99	8.61

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.34	144°	3.77
8	41.2°	4.05	148°	4.72
10	40.5°	4.61	148.5°	5.54
12	39°	4.97	150.5°	6.06
14	38.6°	5.1	174°	6.43
16	38.4°	5.15	177°	6.96
20	38.2°	5.2	177°	7.67

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