DEAN'S LIST: ORC Rating

GPH

605.3

OSN

588.1

LOA

10.82 m

Displacement

4340 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6938

Medium

0.9179

High

1.0439

Triple Offshore

Low

0.8857

Medium

1.1091

High

1.2285

Boat Specifications

Dimensions

Length overall: 10.82 m
Beam: 3.65 m
Draft: 2.1 m
Displacement: 4340 kg
Crew weight: 694 kg
Wetted surface: 24.65 m²

Sails

Mainsail: 33.14 m²
Genoa: 52.45 m²
Spinnaker: 94.59 m²
Asymmetric spinnaker: 0 m²

Design

Type: J 35
Builder: TILLOTSON-PEARSON
Designer: JOHNSTONE,R
Year built: 1983
Stability index: 111

Performance data

Polar CSV

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

6,42,5.27488,52,5.88,60,6.14,75,6.28,90,6.14,110,5.66,120,5.51,135,4.99,144.2,4.475603,150,4.2
8,39.6,6.073874,52,6.7,60,6.85,75,6.94,90,6.89,110,6.75,120,6.62,135,6.15,148.7,5.406931,150,5.33
10,37.2,6.390218,52,7.06,60,7.19,75,7.29,90,7.29,110,7.31,120,7.24,135,6.93,150,6.29,152.3,6.166749
12,36.3,6.551451,52,7.21,60,7.37,75,7.54,90,7.6,110,7.7,120,7.69,135,7.41,150,6.97,158.6,6.616145
14,35.7,6.637248,52,7.31,60,7.47,75,7.71,90,7.86,110,8.03,120,8.09,135,7.84,150,7.41,171.2,6.810167
16,35.2,6.681801,52,7.37,60,7.55,75,7.83,90,8.07,110,8.3,120,8.47,135,8.28,150,7.82,177.2,7.198594
20,35.1,6.746931,52,7.45,60,7.65,75,7.99,90,8.37,110,8.72,120,9.23,135,9.35,150,8.67,178.4,7.963105

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.88	6.14	6.28	6.14	5.66	5.51	4.99	4.2
8	6.7	6.85	6.94	6.89	6.75	6.62	6.15	5.33
10	7.06	7.19	7.29	7.29	7.31	7.24	6.93	6.29
12	7.21	7.37	7.54	7.6	7.7	7.69	7.41	6.97
14	7.31	7.47	7.71	7.86	8.03	8.09	7.84	7.41
16	7.37	7.55	7.83	8.07	8.3	8.47	8.28	7.82
20	7.45	7.65	7.99	8.37	8.72	9.23	9.35	8.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.92	144.2°	3.63
8	39.6°	4.68	148.7°	4.62
10	37.2°	5.09	152.3°	5.46
12	36.3°	5.28	158.6°	6.16
14	35.7°	5.39	171.2°	6.73
16	35.2°	5.46	177.2°	7.19
20	35.1°	5.52	178.4°	7.96

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°	5.88	6.70	7.06	7.21	7.31	7.37	7.45
60°	6.14	6.85	7.19	7.37	7.47	7.55	7.65
75°	6.28	6.94	7.29	7.54	7.71	7.83	7.99
90°	6.14	6.89	7.29	7.60	7.86	8.07	8.37
110°	5.66	6.75	7.31	7.70	8.03	8.30	8.72
120°	5.51	6.62	7.24	7.69	8.09	8.47	9.23
135°	4.99	6.15	6.93	7.41	7.84	8.28	9.35
150°	4.20	5.33	6.29	6.97	7.41	7.82	8.67