Joyride: ORC Rating

GPH

621.9

OSN

603.7

LOA

9.94 m

Displacement

3909 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6533

Medium

0.884

High

1.0014

Triple Offshore

Low

0.845

Medium

1.0884

High

1.2183

Boat Specifications

Dimensions

Length overall: 9.94 m
Beam: 3.41 m
Draft: 2 m
Displacement: 3909 kg
Crew weight: 572 kg
Wetted surface: 22.98 m²

Sails

Mainsail: 33.17 m²
Genoa: 27.65 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 112.34 m²

Design

Type: J 99
Builder: J Boats
Designer: A.Johnstone
Year built: 2018
Stability index: 114.1

Performance data

Polar CSV

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

6,43.2,4.55438,52,5.1,60,5.4,75,5.63,90,5.84,110,5.96,120,5.82,135,5.17,144.2,4.697534,150,4.39
8,41.7,5.424314,52,6.09,60,6.38,75,6.58,90,6.87,110,7,120,6.92,135,6.47,147.8,5.648828,150,5.52
10,40.6,6.111123,52,6.73,60,6.91,75,7.05,90,7.23,110,7.51,120,7.47,135,7.19,148.2,6.647898,150,6.53
12,38.7,6.393908,52,7.03,60,7.2,75,7.36,90,7.43,110,7.93,120,8.01,135,7.7,150,7.14,150.7,7.086593
14,38.2,6.515181,52,7.16,60,7.36,75,7.63,90,7.71,110,8.23,120,8.53,135,8.26,149.3,7.524548,150,7.48
16,37.8,6.555676,52,7.22,60,7.45,75,7.84,90,8.04,110,8.5,120,8.91,135,8.89,150,7.84,174.8,6.988763
20,37.6,6.651608,52,7.29,60,7.51,75,8.03,90,8.56,110,8.99,120,9.63,135,10.7,140.5,10.147422,150,9.04

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.1	5.4	5.63	5.84	5.96	5.82	5.17	4.39
8	6.09	6.38	6.58	6.87	7	6.92	6.47	5.52
10	6.73	6.91	7.05	7.23	7.51	7.47	7.19	6.53
12	7.03	7.2	7.36	7.43	7.93	8.01	7.7	7.14
14	7.16	7.36	7.63	7.71	8.23	8.53	8.26	7.48
16	7.22	7.45	7.84	8.04	8.5	8.91	8.89	7.84
20	7.29	7.51	8.03	8.56	8.99	9.63	10.7	9.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.32	144.2°	3.81
8	41.7°	4.05	147.8°	4.78
10	40.6°	4.64	148.2°	5.65
12	38.7°	4.99	150.7°	6.18
14	38.2°	5.12	149.3°	6.47
16	37.8°	5.18	174.8°	6.96
20	37.6°	5.27	140.5°	7.83

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°	5.10	6.09	6.73	7.03	7.16	7.22	7.29
60°	5.40	6.38	6.91	7.20	7.36	7.45	7.51
75°	5.63	6.58	7.05	7.36	7.63	7.84	8.03
90°	5.84	6.87	7.23	7.43	7.71	8.04	8.56
110°	5.96	7.00	7.51	7.93	8.23	8.50	8.99
120°	5.82	6.92	7.47	8.01	8.53	8.91	9.63
135°	5.17	6.47	7.19	7.70	8.26	8.89	10.70
150°	4.39	5.52	6.53	7.14	7.48	7.84	9.04