CONSIG: ORC Rating

GPH

611.4

OSN

594.1

LOA

10.757 m

Displacement

4846 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.666

Medium

0.8996

High

1.0213

Triple Offshore

Low

0.86

Medium

1.107

High

1.2339

Boat Specifications

Dimensions

Length overall: 10.757 m
Beam: 3.52 m
Draft: 2.12 m
Displacement: 4846 kg
Crew weight: 768 kg
Wetted surface: 25.55 m²

Sails

Mainsail: 38.58 m²
Genoa: 28.75 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 118.65 m²

Design

Type: J109
Builder: J-COMPOSITE
Designer: JOHNSTONE Rodney
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.

6,42.8,4.688374,52,5.24,60,5.54,75,5.76,90,5.87,110,5.99,120,5.84,135,5.21,144.5,4.704492,150,4.42
8,41.2,5.542155,52,6.24,60,6.54,75,6.74,90,6.96,110,7.08,120,6.98,135,6.47,148,5.636473,150,5.52
10,40.5,6.272965,52,6.91,60,7.09,75,7.22,90,7.38,110,7.6,120,7.53,135,7.24,148.5,6.626476,150,6.53
12,38.6,6.576923,52,7.21,60,7.37,75,7.53,90,7.56,110,8.02,120,8.03,135,7.7,150,7.16,150.8,7.114037
14,37.9,6.678629,52,7.34,60,7.54,75,7.78,90,7.84,110,8.32,120,8.53,135,8.21,150,7.51,174,6.576024
16,37.7,6.723764,52,7.39,60,7.61,75,7.98,90,8.16,110,8.55,120,8.94,135,8.75,150,7.84,177,7.089716
20,37.3,6.813552,52,7.46,60,7.67,75,8.16,90,8.65,110,9.04,120,9.57,135,10.17,150,8.78,177,7.810704

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.54	5.76	5.87	5.99	5.84	5.21	4.42
8	6.24	6.54	6.74	6.96	7.08	6.98	6.47	5.52
10	6.91	7.09	7.22	7.38	7.6	7.53	7.24	6.53
12	7.21	7.37	7.53	7.56	8.02	8.03	7.7	7.16
14	7.34	7.54	7.78	7.84	8.32	8.53	8.21	7.51
16	7.39	7.61	7.98	8.16	8.55	8.94	8.75	7.84
20	7.46	7.67	8.16	8.65	9.04	9.57	10.17	8.78

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.44	144.5°	3.83
8	41.2°	4.17	148°	4.78
10	40.5°	4.77	148.5°	5.65
12	38.6°	5.14	150.8°	6.21
14	37.9°	5.27	174°	6.54
16	37.7°	5.32	177°	7.08
20	37.3°	5.42	177°	7.8

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°	5.24	6.24	6.91	7.21	7.34	7.39	7.46
60°	5.54	6.54	7.09	7.37	7.54	7.61	7.67
75°	5.76	6.74	7.22	7.53	7.78	7.98	8.16
90°	5.87	6.96	7.38	7.56	7.84	8.16	8.65
110°	5.99	7.08	7.60	8.02	8.32	8.55	9.04
120°	5.84	6.98	7.53	8.03	8.53	8.94	9.57
135°	5.21	6.47	7.24	7.70	8.21	8.75	10.17
150°	4.42	5.52	6.53	7.16	7.51	7.84	8.78