Quadriga: ORC Rating

GPH

598.6

OSN

581.1

LOA

11.99 m

Displacement

8321 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7637

Medium

1.0386

High

1.2011

Triple Offshore

Low

0.9832

Medium

1.2736

High

1.4252

Boat Specifications

Dimensions

Length overall: 11.99 m
Beam: 3.77 m
Draft: 2.46 m
Displacement: 8321 kg
Crew weight: 766 kg
Wetted surface: 33.31 m²

Sails

Mainsail: 48.74 m²
Genoa: 52.9 m²
Spinnaker: 108.59 m²
Asymmetric spinnaker: 87.64 m²

Design

Type: FIRST 40.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 1997

Performance data

Polar CSV

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

6,42.2,4.994569,52,5.58,60,5.86,75,6.08,90,6.02,110,5.72,120,5.57,135,5.05,144.8,4.515723,150,4.26
8,40.6,5.847712,52,6.61,60,6.89,75,7.07,90,7.05,110,6.95,120,6.78,135,6.2,149.5,5.385147,150,5.36
10,40.1,6.562766,52,7.25,60,7.43,75,7.56,90,7.57,110,7.63,120,7.53,135,7.14,150,6.34,150.7,6.295371
12,38.6,6.84563,52,7.53,60,7.68,75,7.83,90,7.89,110,8.01,120,7.94,135,7.67,150,7.17,155.3,6.890417
14,37.6,6.941906,52,7.64,60,7.82,75,8.04,90,8.13,110,8.36,120,8.31,135,8.03,150,7.65,170.4,7.008142
16,37.1,6.983591,52,7.7,60,7.89,75,8.19,90,8.38,110,8.7,120,8.73,135,8.41,150,7.99,180,7.46
20,36.9,7.00276,52,7.74,60,7.95,75,8.35,90,8.79,110,9.17,120,9.44,135,9.29,150,8.73,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.58	5.86	6.08	6.02	5.72	5.57	5.05	4.26
8	6.61	6.89	7.07	7.05	6.95	6.78	6.2	5.36
10	7.25	7.43	7.56	7.57	7.63	7.53	7.14	6.34
12	7.53	7.68	7.83	7.89	8.01	7.94	7.67	7.17
14	7.64	7.82	8.04	8.13	8.36	8.31	8.03	7.65
16	7.7	7.89	8.19	8.38	8.7	8.73	8.41	7.99
20	7.74	7.95	8.35	8.79	9.17	9.44	9.29	8.73

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.7	144.8°	3.69
8	40.6°	4.44	149.5°	4.64
10	40.1°	5.02	150.7°	5.49
12	38.6°	5.35	155.3°	6.26
14	37.6°	5.5	170.4°	6.91
16	37.1°	5.57	180°	7.46
20	36.9°	5.6	180°	8.15

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°	5.58	6.61	7.25	7.53	7.64	7.70	7.74
60°	5.86	6.89	7.43	7.68	7.82	7.89	7.95
75°	6.08	7.07	7.56	7.83	8.04	8.19	8.35
90°	6.02	7.05	7.57	7.89	8.13	8.38	8.79
110°	5.72	6.95	7.63	8.01	8.36	8.70	9.17
120°	5.57	6.78	7.53	7.94	8.31	8.73	9.44
135°	5.05	6.20	7.14	7.67	8.03	8.41	9.29
150°	4.26	5.36	6.34	7.17	7.65	7.99	8.73