THE BOSS: ORC Rating

GPH

606.1

OSN

590.1

LOA

10.82 m

Displacement

4358 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6964

Medium

0.9127

High

1.0336

Triple Offshore

Low

0.8886

Medium

1.1054

High

1.2213

Boat Specifications

Dimensions

Length overall: 10.82 m
Beam: 3.65 m
Draft: 2.1 m
Displacement: 4358 kg
Crew weight: 515 kg
Wetted surface: 24.45 m²

Sails

Mainsail: 33.07 m²
Genoa: 50.66 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 92.88 m²

Design

Type: J 35
Builder: TPI
Designer: JOHNSTONE
Year built: 1983

Performance data

Polar CSV

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

6,42.1,5.256236,52,5.86,60,6.11,75,6.25,90,6.12,110,5.75,120,5.6,135,5.06,140.6,4.775255,150,4.26
8,39.7,6.043674,52,6.67,60,6.82,75,6.91,90,6.86,110,6.8,120,6.68,135,6.22,146.9,5.550789,150,5.37
10,37.4,6.356882,52,7.02,60,7.15,75,7.26,90,7.27,110,7.33,120,7.27,135,6.97,150,6.31,150.9,6.248768
12,36.5,6.493693,52,7.16,60,7.32,75,7.5,90,7.57,110,7.72,120,7.72,135,7.45,150,6.97,157.8,6.631596
14,36.1,6.584241,52,7.24,60,7.41,75,7.66,90,7.82,110,8.05,120,8.13,135,7.89,150,7.41,170,6.813513
16,35.8,6.633263,52,7.3,60,7.48,75,7.77,90,8.02,110,8.33,120,8.52,135,8.33,150,7.81,177.2,7.188582
20,35.6,6.678139,52,7.38,60,7.59,75,7.95,90,8.31,110,8.77,120,9.34,135,9.43,150,8.68,178.1,7.954373
24,36.6,6.713855,52,7.36,60,7.61,75,8.06,90,8.54,110,9.06,120,10.11,135,11.66,150,9.94,175.7,8.784728

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.86	6.11	6.25	6.12	5.75	5.6	5.06	4.26
8	6.67	6.82	6.91	6.86	6.8	6.68	6.22	5.37
10	7.02	7.15	7.26	7.27	7.33	7.27	6.97	6.31
12	7.16	7.32	7.5	7.57	7.72	7.72	7.45	6.97
14	7.24	7.41	7.66	7.82	8.05	8.13	7.89	7.41
16	7.3	7.48	7.77	8.02	8.33	8.52	8.33	7.81
20	7.38	7.59	7.95	8.31	8.77	9.34	9.43	8.68
24	7.36	7.61	8.06	8.54	9.06	10.11	11.66	9.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.9	140.6°	3.69
8	39.7°	4.65	146.9°	4.65
10	37.4°	5.05	150.9°	5.46
12	36.5°	5.22	157.8°	6.14
14	36.1°	5.32	170°	6.71
16	35.8°	5.38	177.2°	7.18
20	35.6°	5.43	178.1°	7.95
24	36.6°	5.39	175.7°	8.76

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.86	6.67	7.02	7.16	7.24	7.30	7.38	7.36
60°	6.11	6.82	7.15	7.32	7.41	7.48	7.59	7.61
75°	6.25	6.91	7.26	7.50	7.66	7.77	7.95	8.06
90°	6.12	6.86	7.27	7.57	7.82	8.02	8.31	8.54
110°	5.75	6.80	7.33	7.72	8.05	8.33	8.77	9.06
120°	5.60	6.68	7.27	7.72	8.13	8.52	9.34	10.11
135°	5.06	6.22	6.97	7.45	7.89	8.33	9.43	11.66
150°	4.26	5.37	6.31	6.97	7.41	7.81	8.68	9.94