WAHOO: ORC Rating

GPH

639.3

OSN

619.6

LOA

9.6 m

Displacement

3666 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.631

Medium

0.8648

High

0.997

Triple Offshore

Low

0.8149

Medium

1.061

High

1.2001

Boat Specifications

Dimensions

Length overall: 9.6 m
Beam: 3.45 m
Draft: 1.99 m
Displacement: 3666 kg
Crew weight: 587 kg
Wetted surface: 22.74 m²

Sails

Mainsail: 30.86 m²
Genoa: 25.99 m²
Spinnaker: 77.88 m²
Asymmetric spinnaker: 61.98 m²

Design

Type: JPK 960
Builder: JPK Composites
Designer: VALER Jacques
Year built: 2003

Performance data

Polar CSV

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

6,42.9,4.463902,52,5.02,60,5.32,75,5.55,90,5.54,110,5.58,120,5.43,135,4.92,145,4.394789,150,4.16
8,41.6,5.295547,52,5.97,60,6.27,75,6.49,90,6.59,110,6.68,120,6.56,135,6.07,149,5.296516,150,5.24
10,40.9,5.993225,52,6.61,60,6.79,75,6.94,90,7.11,110,7.21,120,7.14,135,6.85,150,6.19,151,6.139811
12,39,6.292254,52,6.91,60,7.08,75,7.23,90,7.44,110,7.66,120,7.6,135,7.29,150,6.87,158.5,6.523952
14,38.2,6.400656,52,7.06,60,7.26,75,7.5,90,7.65,110,8.1,120,8.13,135,7.76,150,7.28,180,6.67
16,37.9,6.437844,52,7.12,60,7.35,75,7.73,90,7.91,110,8.51,120,8.66,135,8.29,150,7.7,180,7.11
20,38.2,6.515181,52,7.14,60,7.4,75,7.95,90,8.48,110,9.1,120,9.69,135,9.63,150,8.71,180,7.92

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.02	5.32	5.55	5.54	5.58	5.43	4.92	4.16
8	5.97	6.27	6.49	6.59	6.68	6.56	6.07	5.24
10	6.61	6.79	6.94	7.11	7.21	7.14	6.85	6.19
12	6.91	7.08	7.23	7.44	7.66	7.6	7.29	6.87
14	7.06	7.26	7.5	7.65	8.1	8.13	7.76	7.28
16	7.12	7.35	7.73	7.91	8.51	8.66	8.29	7.7
20	7.14	7.4	7.95	8.48	9.1	9.69	9.63	8.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.27	145°	3.6
8	41.6°	3.96	149°	4.54
10	40.9°	4.53	151°	5.37
12	39°	4.89	158.5°	6.07
14	38.2°	5.03	180°	6.67
16	37.9°	5.08	180°	7.11
20	38.2°	5.12	180°	7.92

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°	5.02	5.97	6.61	6.91	7.06	7.12	7.14
60°	5.32	6.27	6.79	7.08	7.26	7.35	7.40
75°	5.55	6.49	6.94	7.23	7.50	7.73	7.95
90°	5.54	6.59	7.11	7.44	7.65	7.91	8.48
110°	5.58	6.68	7.21	7.66	8.10	8.51	9.10
120°	5.43	6.56	7.14	7.60	8.13	8.66	9.69
135°	4.92	6.07	6.85	7.29	7.76	8.29	9.63
150°	4.16	5.24	6.19	6.87	7.28	7.70	8.71