Legacy: ORC Rating

GPH

606.5

OSN

591.6

LOA

10.757 m

Displacement

4940 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6815

Medium

0.9036

High

1.0096

Triple Offshore

Low

0.8792

Medium

1.1109

High

1.2217

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.12 m
Displacement: 4940 kg
Crew weight: 615 kg
Wetted surface: 26.01 m²

Sails

Mainsail: 37.68 m²
Genoa: 42.34 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 129.71 m²

Design

Type: J-109
Builder: J Boats
Designer: Johnstone
Year built: 2001

Performance data

Polar CSV

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

6,42.8,4.920067,52,5.49,60,5.81,75,6.07,90,6.01,110,6.01,120,5.88,135,5.2,144,4.72178,150,4.41
8,41.2,5.781385,52,6.49,60,6.74,75,6.91,90,6.93,110,7.08,120,7,135,6.52,147.8,5.637011,150,5.51
10,39.9,6.361081,52,7.01,60,7.17,75,7.31,90,7.33,110,7.57,120,7.54,135,7.27,148,6.685942,150,6.55
12,38.6,6.525741,52,7.19,60,7.37,75,7.57,90,7.63,110,7.95,120,8.01,135,7.73,150,7.2,151,7.134529
14,38.2,6.604256,52,7.27,60,7.47,75,7.77,90,7.93,110,8.21,120,8.48,135,8.23,150,7.53,174,6.576024
16,38.2,6.667881,52,7.31,60,7.52,75,7.89,90,8.19,110,8.44,120,8.82,135,8.78,150,7.85,177,7.089716
20,38.2,6.706056,52,7.35,60,7.55,75,8,90,8.53,110,8.89,120,9.39,135,10.15,150,8.78,177,7.800691

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.49	5.81	6.07	6.01	6.01	5.88	5.2	4.41
8	6.49	6.74	6.91	6.93	7.08	7	6.52	5.51
10	7.01	7.17	7.31	7.33	7.57	7.54	7.27	6.55
12	7.19	7.37	7.57	7.63	7.95	8.01	7.73	7.2
14	7.27	7.47	7.77	7.93	8.21	8.48	8.23	7.53
16	7.31	7.52	7.89	8.19	8.44	8.82	8.78	7.85
20	7.35	7.55	8	8.53	8.89	9.39	10.15	8.78

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.61	144°	3.82
8	41.2°	4.35	147.8°	4.77
10	39.9°	4.88	148°	5.67
12	38.6°	5.1	151°	6.24
14	38.2°	5.19	174°	6.54
16	38.2°	5.24	177°	7.08
20	38.2°	5.27	177°	7.79

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°	5.49	6.49	7.01	7.19	7.27	7.31	7.35
60°	5.81	6.74	7.17	7.37	7.47	7.52	7.55
75°	6.07	6.91	7.31	7.57	7.77	7.89	8.00
90°	6.01	6.93	7.33	7.63	7.93	8.19	8.53
110°	6.01	7.08	7.57	7.95	8.21	8.44	8.89
120°	5.88	7.00	7.54	8.01	8.48	8.82	9.39
135°	5.20	6.52	7.27	7.73	8.23	8.78	10.15
150°	4.41	5.51	6.55	7.20	7.53	7.85	8.78