Jai Alai: ORC Rating

GPH

607.5

OSN

590.4

LOA

10.757 m

Displacement

5180 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6871

Medium

0.9066

High

1.0157

Triple Offshore

Low

0.8777

Medium

1.1091

High

1.2206

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.14 m
Displacement: 5180 kg
Crew weight: 685 kg
Wetted surface: 26.45 m²

Sails

Mainsail: 37.78 m²
Genoa: 39.79 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 105.05 m²

Design

Type: J-109
Builder: J-Composite
Designer: Johnstone
Year built: 2001
Stability index: 116.2

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,42.4,4.983375,52,5.57,60,5.84,75,6,90,5.86,110,5.85,120,5.7,135,5.14,144.2,4.660546,150,4.36
8,40.6,5.860883,52,6.52,60,6.72,75,6.84,90,6.82,110,6.95,120,6.82,135,6.34,147.8,5.648828,150,5.52
10,38.7,6.355467,52,7.01,60,7.16,75,7.27,90,7.31,110,7.5,120,7.44,135,7.13,149.2,6.507871,150,6.46
12,37.5,6.529247,52,7.22,60,7.38,75,7.54,90,7.59,110,7.88,120,7.89,135,7.62,150,7.08,150.1,7.0712
14,37.2,6.641307,52,7.32,60,7.5,75,7.74,90,7.85,110,8.19,120,8.3,135,8.08,150,7.45,151.4,7.357774
16,36.9,6.690137,52,7.38,60,7.57,75,7.86,90,8.07,110,8.42,120,8.68,135,8.54,150,7.76,174.5,7.002237
20,37,6.749011,52,7.44,60,7.65,75,8.01,90,8.39,110,8.82,120,9.35,135,9.66,150,8.42,176.3,7.706062

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.57	5.84	6	5.86	5.85	5.7	5.14	4.36
8	6.52	6.72	6.84	6.82	6.95	6.82	6.34	5.52
10	7.01	7.16	7.27	7.31	7.5	7.44	7.13	6.46
12	7.22	7.38	7.54	7.59	7.88	7.89	7.62	7.08
14	7.32	7.5	7.74	7.85	8.19	8.3	8.08	7.45
16	7.38	7.57	7.86	8.07	8.42	8.68	8.54	7.76
20	7.44	7.65	8.01	8.39	8.82	9.35	9.66	8.42

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.68	144.2°	3.78
8	40.6°	4.45	147.8°	4.78
10	38.7°	4.96	149.2°	5.59
12	37.5°	5.18	150.1°	6.13
14	37.2°	5.29	151.4°	6.46
16	36.9°	5.35	174.5°	6.97
20	37°	5.39	176.3°	7.69

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.57	6.52	7.01	7.22	7.32	7.38	7.44
60°	5.84	6.72	7.16	7.38	7.50	7.57	7.65
75°	6.00	6.84	7.27	7.54	7.74	7.86	8.01
90°	5.86	6.82	7.31	7.59	7.85	8.07	8.39
110°	5.85	6.95	7.50	7.88	8.19	8.42	8.82
120°	5.70	6.82	7.44	7.89	8.30	8.68	9.35
135°	5.14	6.34	7.13	7.62	8.08	8.54	9.66
150°	4.36	5.52	6.46	7.08	7.45	7.76	8.42