JADE: ORC Rating

GPH

673.9

OSN

654.8

LOA

9.147 m

Displacement

3325 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5944

Medium

0.8159

High

0.9362

Triple Offshore

Low

0.7731

Medium

1.0075

High

1.1299

Boat Specifications

Dimensions

Length overall: 9.147 m
Beam: 3.22 m
Draft: 1.83 m
Displacement: 3325 kg
Crew weight: 565 kg
Wetted surface: 21.27 m²

Sails

Mainsail: 26.76 m²
Genoa: 24.73 m²
Spinnaker: 54.35 m²
Asymmetric spinnaker: 46.43 m²

Design

Type: FIRST 310 GTE
Builder: BENETEAU SA
Designer: FINOT Jean Marie
Year built: 1990

Performance data

Polar CSV

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

6,43.1,4.314109,52,4.87,60,5.17,75,5.4,90,5.53,110,5.29,120,5,135,4.49,146.5,3.945384,150,3.8
8,42.4,5.159418,52,5.77,60,6.07,75,6.29,90,6.47,110,6.31,120,6.09,135,5.54,150,4.83,151,4.790654
10,41.2,5.754804,52,6.36,60,6.56,75,6.74,90,6.92,110,6.84,120,6.74,135,6.38,150,5.72,153,5.577961
12,39.4,6.017598,52,6.64,60,6.81,75,6.99,90,7.25,110,7.23,120,7.14,135,6.86,150,6.44,159,6.073392
14,39,6.112108,52,6.74,60,6.94,75,7.2,90,7.55,110,7.65,120,7.56,135,7.23,150,6.87,180,6.31
16,39,6.137843,52,6.78,60,6.99,75,7.36,90,7.74,110,8.06,120,8.01,135,7.66,150,7.22,180,6.76
20,39.8,6.143565,52,6.76,60,7,75,7.46,90,8.01,110,8.8,120,8.96,135,8.65,150,8.04,180,7.46

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.87	5.17	5.4	5.53	5.29	5	4.49	3.8
8	5.77	6.07	6.29	6.47	6.31	6.09	5.54	4.83
10	6.36	6.56	6.74	6.92	6.84	6.74	6.38	5.72
12	6.64	6.81	6.99	7.25	7.23	7.14	6.86	6.44
14	6.74	6.94	7.2	7.55	7.65	7.56	7.23	6.87
16	6.78	6.99	7.36	7.74	8.06	8.01	7.66	7.22
20	6.76	7	7.46	8.01	8.8	8.96	8.65	8.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.15	146.5°	3.29
8	42.4°	3.81	151°	4.19
10	41.2°	4.33	153°	4.97
12	39.4°	4.65	159°	5.67
14	39°	4.75	180°	6.31
16	39°	4.77	180°	6.76
20	39.8°	4.72	180°	7.46

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°	4.87	5.77	6.36	6.64	6.74	6.78	6.76
60°	5.17	6.07	6.56	6.81	6.94	6.99	7.00
75°	5.40	6.29	6.74	6.99	7.20	7.36	7.46
90°	5.53	6.47	6.92	7.25	7.55	7.74	8.01
110°	5.29	6.31	6.84	7.23	7.65	8.06	8.80
120°	5.00	6.09	6.74	7.14	7.56	8.01	8.96
135°	4.49	5.54	6.38	6.86	7.23	7.66	8.65
150°	3.80	4.83	5.72	6.44	6.87	7.22	8.04