Embla: ORC Rating

GPH

593.6

OSN

575.7

LOA

11.924 m

Displacement

7413 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6893

Medium

0.9323

High

1.0718

Triple Offshore

Low

0.8859

Medium

1.1403

High

1.2714

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.43 m
Displacement: 7413 kg
Crew weight: 800 kg
Wetted surface: 32.09 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
Stability index: 122.7

Performance data

Polar CSV

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

6,42.3,5.137696,52,5.74,60,6.02,75,6.19,90,6.05,110,5.8,120,5.63,135,5.06,143.4,4.5714,150,4.23
8,40.5,6.036249,52,6.73,60,6.94,75,7.08,90,7.02,110,6.99,120,6.84,135,6.27,148.4,5.494719,150,5.4
10,38.8,6.569679,52,7.28,60,7.45,75,7.56,90,7.55,110,7.66,120,7.57,135,7.16,150,6.41,151.6,6.320706
12,37.6,6.777824,52,7.53,60,7.71,75,7.86,90,7.89,110,8.08,120,8.03,135,7.72,150,7.2,156.8,6.865148
14,37,6.874225,52,7.65,60,7.84,75,8.08,90,8.18,110,8.43,120,8.43,135,8.14,150,7.71,165.5,7.168328
16,37.2,6.992832,52,7.72,60,7.93,75,8.23,90,8.42,110,8.71,120,8.81,135,8.56,150,8.11,177.2,7.498953
20,37.2,7.055604,52,7.8,60,8.02,75,8.41,90,8.78,110,9.08,120,9.47,135,9.45,150,8.91,179,8.27126

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.74	6.02	6.19	6.05	5.8	5.63	5.06	4.23
8	6.73	6.94	7.08	7.02	6.99	6.84	6.27	5.4
10	7.28	7.45	7.56	7.55	7.66	7.57	7.16	6.41
12	7.53	7.71	7.86	7.89	8.08	8.03	7.72	7.2
14	7.65	7.84	8.08	8.18	8.43	8.43	8.14	7.71
16	7.72	7.93	8.23	8.42	8.71	8.81	8.56	8.11
20	7.8	8.02	8.41	8.78	9.08	9.47	9.45	8.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.8	143.4°	3.67
8	40.5°	4.59	148.4°	4.68
10	38.8°	5.12	151.6°	5.56
12	37.6°	5.37	156.8°	6.31
14	37°	5.49	165.5°	6.94
16	37.2°	5.57	177.2°	7.49
20	37.2°	5.62	179°	8.27

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°	5.74	6.73	7.28	7.53	7.65	7.72	7.80
60°	6.02	6.94	7.45	7.71	7.84	7.93	8.02
75°	6.19	7.08	7.56	7.86	8.08	8.23	8.41
90°	6.05	7.02	7.55	7.89	8.18	8.42	8.78
110°	5.80	6.99	7.66	8.08	8.43	8.71	9.08
120°	5.63	6.84	7.57	8.03	8.43	8.81	9.47
135°	5.06	6.27	7.16	7.72	8.14	8.56	9.45
150°	4.23	5.40	6.41	7.20	7.71	8.11	8.91