Embla: ORC Rating

GPH

593.9

OSN

576.1

LOA

11.924 m

Displacement

7413 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6888

Medium

0.9315

High

1.0704

Triple Offshore

Low

0.8854

Medium

1.1396

High

1.2698

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.43 m
Displacement: 7413 kg
Crew weight: 760 kg
Wetted surface: 32.15 m²

Sails

Mainsail: 47.8 m²
Genoa: 47.31 m²
Spinnaker: 106.64 m²
Asymmetric spinnaker: 0 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.

6,42.4,5.145877,52,5.74,60,6.01,75,6.19,90,6.06,110,5.8,120,5.63,135,5.06,143.2,4.58331,150,4.23
8,40.5,6.036249,52,6.72,60,6.94,75,7.08,90,7.02,110,6.99,120,6.84,135,6.27,147.8,5.518834,150,5.4
10,38.8,6.556847,52,7.27,60,7.44,75,7.56,90,7.55,110,7.66,120,7.57,135,7.16,150,6.4,151.4,6.321307
12,37.7,6.786957,52,7.53,60,7.7,75,7.86,90,7.89,110,8.08,120,8.03,135,7.72,150,7.19,156.3,6.880264
14,37.1,6.883288,52,7.64,60,7.83,75,8.07,90,8.17,110,8.43,120,8.43,135,8.14,150,7.71,165.1,7.171121
16,36.9,6.952741,52,7.71,60,7.91,75,8.22,90,8.42,110,8.69,120,8.8,135,8.55,150,8.1,176.3,7.495624
20,37.2,7.055604,52,7.79,60,8.01,75,8.4,90,8.77,110,9.05,120,9.44,135,9.43,150,8.89,178.6,8.252463
24,37.9,7.084163,52,7.81,60,8.05,75,8.51,90,8.99,110,9.29,120,9.88,135,10.6,150,9.84,178.1,8.994945

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.74	6.01	6.19	6.06	5.8	5.63	5.06	4.23
8	6.72	6.94	7.08	7.02	6.99	6.84	6.27	5.4
10	7.27	7.44	7.56	7.55	7.66	7.57	7.16	6.4
12	7.53	7.7	7.86	7.89	8.08	8.03	7.72	7.19
14	7.64	7.83	8.07	8.17	8.43	8.43	8.14	7.71
16	7.71	7.91	8.22	8.42	8.69	8.8	8.55	8.1
20	7.79	8.01	8.4	8.77	9.05	9.44	9.43	8.89
24	7.81	8.05	8.51	8.99	9.29	9.88	10.6	9.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.8	143.2°	3.67
8	40.5°	4.59	147.8°	4.67
10	38.8°	5.11	151.4°	5.55
12	37.7°	5.37	156.3°	6.3
14	37.1°	5.49	165.1°	6.93
16	36.9°	5.56	176.3°	7.48
20	37.2°	5.62	178.6°	8.25
24	37.9°	5.59	178.1°	8.99

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.74	6.72	7.27	7.53	7.64	7.71	7.79	7.81
60°	6.01	6.94	7.44	7.70	7.83	7.91	8.01	8.05
75°	6.19	7.08	7.56	7.86	8.07	8.22	8.40	8.51
90°	6.06	7.02	7.55	7.89	8.17	8.42	8.77	8.99
110°	5.80	6.99	7.66	8.08	8.43	8.69	9.05	9.29
120°	5.63	6.84	7.57	8.03	8.43	8.80	9.44	9.88
135°	5.06	6.27	7.16	7.72	8.14	8.55	9.43	10.60
150°	4.23	5.40	6.40	7.19	7.71	8.10	8.89	9.84