JAY WALKER — ORC Rating

GPH

619.6

OSN

601.8

LOA

10.79 m

Displacement

4801 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7482

Medium

1.0083

High

1.156

Triple Offshore

Low

0.9585

Medium

1.2259

High

1.3699

Boat Specifications

Dimensions

Length overall: 10.79 m
Beam: 3.65 m
Draft: 2.08 m
Displacement: 4801 kg
Crew weight: 460 kg
Wetted surface: 24.75 m²

Sails

Mainsail: 31.34 m²
Genoa: 45.34 m²
Spinnaker: 93.95 m²
Asymmetric spinnaker: 0 m²

Design

Type: J 35
Builder: T&P
Designer: J. JHONSTONE
Year built: 1991

Velocity Prediction

Polar CSV

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

6,41.9,4.85012,52,5.43,60,5.7,75,5.9,90,5.82,110,5.56,120,5.43,135,4.94,145.6,4.399395,150,4.2
8,41,5.737306,52,6.41,60,6.63,75,6.76,90,6.73,110,6.71,120,6.58,135,6.09,149.6,5.286873,150,5.27
10,39.4,6.315243,52,6.91,60,7.05,75,7.16,90,7.16,110,7.26,120,7.19,135,6.9,150,6.22,150.7,6.180702
12,37.9,6.513881,52,7.14,60,7.28,75,7.43,90,7.46,110,7.65,120,7.6,135,7.34,150,6.92,157.4,6.607379
14,37,6.611276,52,7.25,60,7.43,75,7.66,90,7.74,110,8.03,120,8.04,135,7.74,150,7.33,180,6.7
16,36.6,6.66403,52,7.31,60,7.52,75,7.86,90,8.02,110,8.3,120,8.46,135,8.19,150,7.7,180,7.16
20,36.2,6.666995,52,7.36,60,7.6,75,8.06,90,8.46,110,8.69,120,9.1,135,9.15,150,8.53,180,7.88

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.43	5.7	5.9	5.82	5.56	5.43	4.94	4.2
8	6.41	6.63	6.76	6.73	6.71	6.58	6.09	5.27
10	6.91	7.05	7.16	7.16	7.26	7.19	6.9	6.22
12	7.14	7.28	7.43	7.46	7.65	7.6	7.34	6.92
14	7.25	7.43	7.66	7.74	8.03	8.04	7.74	7.33
16	7.31	7.52	7.86	8.02	8.3	8.46	8.19	7.7
20	7.36	7.6	8.06	8.46	8.69	9.1	9.15	8.53

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.61	145.6°	3.63
8	41°	4.33	149.6°	4.56
10	39.4°	4.88	150.7°	5.39
12	37.9°	5.14	157.4°	6.1
14	37°	5.28	180°	6.7
16	36.6°	5.35	180°	7.16
20	36.2°	5.38	180°	7.88

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