VAYU: ORC Rating

GPH

585.3

OSN

569.9

LOA

11.924 m

Displacement

6800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6975

Medium

0.9393

High

1.0786

Triple Offshore

Low

0.9013

Medium

1.1537

High

1.2906

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.4 m
Displacement: 6800 kg
Crew weight: 731 kg
Wetted surface: 31.08 m²

Sails

Mainsail: 49.25 m²
Genoa: 54.34 m²
Spinnaker: 102.26 m²
Asymmetric spinnaker: 100.39 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.

6,42.4,5.186502,52,5.81,60,6.14,75,6.41,90,6.35,110,5.9,120,5.71,135,5.14,144.5,4.606226,150,4.33
8,41.2,6.140229,52,6.88,60,7.14,75,7.31,90,7.28,110,7.12,120,6.93,135,6.34,149,5.50651,150,5.45
10,39.8,6.716271,52,7.42,60,7.59,75,7.73,90,7.73,110,7.73,120,7.63,135,7.26,150,6.45,151,6.391349
12,38.8,6.941789,52,7.63,60,7.82,75,8.02,90,8.06,110,8.16,120,8.08,135,7.77,150,7.26,156,6.961887
14,38.2,7.036905,52,7.72,60,7.93,75,8.25,90,8.38,110,8.61,120,8.56,135,8.19,150,7.74,171,7.087256
16,37.9,7.096836,52,7.77,60,7.99,75,8.39,90,8.67,110,9,120,9.04,135,8.66,150,8.14,180,7.55
20,37.7,7.128201,52,7.81,60,8.05,75,8.53,90,9.06,110,9.49,120,9.98,135,9.71,150,9.02,180,8.34

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.81	6.14	6.41	6.35	5.9	5.71	5.14	4.33
8	6.88	7.14	7.31	7.28	7.12	6.93	6.34	5.45
10	7.42	7.59	7.73	7.73	7.73	7.63	7.26	6.45
12	7.63	7.82	8.02	8.06	8.16	8.08	7.77	7.26
14	7.72	7.93	8.25	8.38	8.61	8.56	8.19	7.74
16	7.77	7.99	8.39	8.67	9	9.04	8.66	8.14
20	7.81	8.05	8.53	9.06	9.49	9.98	9.71	9.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.83	144.5°	3.75
8	41.2°	4.62	149°	4.72
10	39.8°	5.16	151°	5.59
12	38.8°	5.41	156°	6.36
14	38.2°	5.53	171°	7
16	37.9°	5.6	180°	7.55
20	37.7°	5.64	180°	8.34

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°	5.81	6.88	7.42	7.63	7.72	7.77	7.81
60°	6.14	7.14	7.59	7.82	7.93	7.99	8.05
75°	6.41	7.31	7.73	8.02	8.25	8.39	8.53
90°	6.35	7.28	7.73	8.06	8.38	8.67	9.06
110°	5.90	7.12	7.73	8.16	8.61	9.00	9.49
120°	5.71	6.93	7.63	8.08	8.56	9.04	9.98
135°	5.14	6.34	7.26	7.77	8.19	8.66	9.71
150°	4.33	5.45	6.45	7.26	7.74	8.14	9.02