Jolla: ORC Rating

GPH

650.2

OSN

632.5

LOA

9.12 m

Displacement

2946 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7131

Medium

0.9527

High

1.0752

Triple Offshore

Low

0.9179

Medium

1.167

High

1.2973

Boat Specifications

Dimensions

Length overall: 9.12 m
Beam: 3.04 m
Draft: 1.84 m
Displacement: 2946 kg
Crew weight: 525 kg
Wetted surface: 19.29 m²

Sails

Mainsail: 29.14 m²
Genoa: 19.77 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 86.85 m²

Design

Type: J/92
Builder: J/Boats Inc
Designer: Rod Johnstone
Year built: 1992

Performance data

Polar CSV

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

6,41.9,4.366451,52,4.9,60,5.16,75,5.36,90,5.67,110,5.74,120,5.58,135,4.99,144.9,4.485732,150,4.24
8,40.5,5.181443,52,5.86,60,6.1,75,6.28,90,6.58,110,6.67,120,6.57,135,6.14,148,5.400637,150,5.29
10,39.7,5.83572,52,6.43,60,6.59,75,6.7,90,6.91,110,7.13,120,7.06,135,6.79,148.9,6.259729,150,6.19
12,37.7,6.053915,52,6.67,60,6.82,75,6.98,90,7.09,110,7.55,120,7.57,135,7.22,150,6.71,151.2,6.652922
14,37,6.110422,52,6.77,60,6.96,75,7.21,90,7.3,110,7.83,120,8.07,135,7.74,150,7.03,175.4,6.290262
16,37.3,6.184996,52,6.81,60,7.02,75,7.39,90,7.6,110,8.09,120,8.47,135,8.31,150,7.36,177.5,6.716393
20,37.1,6.281471,52,6.9,60,7.09,75,7.52,90,8.04,110,8.56,120,9.14,135,9.93,150,8.44,177.2,7.398833

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.9	5.16	5.36	5.67	5.74	5.58	4.99	4.24
8	5.86	6.1	6.28	6.58	6.67	6.57	6.14	5.29
10	6.43	6.59	6.7	6.91	7.13	7.06	6.79	6.19
12	6.67	6.82	6.98	7.09	7.55	7.57	7.22	6.71
14	6.77	6.96	7.21	7.3	7.83	8.07	7.74	7.03
16	6.81	7.02	7.39	7.6	8.09	8.47	8.31	7.36
20	6.9	7.09	7.52	8.04	8.56	9.14	9.93	8.44

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.25	144.9°	3.67
8	40.5°	3.94	148°	4.58
10	39.7°	4.49	148.9°	5.36
12	37.7°	4.79	151.2°	5.83
14	37°	4.88	175.4°	6.27
16	37.3°	4.92	177.5°	6.71
20	37.1°	5.01	177.2°	7.39

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°	4.90	5.86	6.43	6.67	6.77	6.81	6.90
60°	5.16	6.10	6.59	6.82	6.96	7.02	7.09
75°	5.36	6.28	6.70	6.98	7.21	7.39	7.52
90°	5.67	6.58	6.91	7.09	7.30	7.60	8.04
110°	5.74	6.67	7.13	7.55	7.83	8.09	8.56
120°	5.58	6.57	7.06	7.57	8.07	8.47	9.14
135°	4.99	6.14	6.79	7.22	7.74	8.31	9.93
150°	4.24	5.29	6.19	6.71	7.03	7.36	8.44