MELIPLOE: ORC Rating

GPH

646

OSN

624.9

LOA

12.688 m

Displacement

8528 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.669

Medium

0.9478

High

1.1255

Triple Offshore

Low

0.8772

Medium

1.1955

High

1.3718

Boat Specifications

Dimensions

Length overall: 12.688 m
Beam: 4.13 m
Draft: 1.79 m
Displacement: 8528 kg
Crew weight: 805 kg
Wetted surface: 35.16 m²

Sails

Mainsail: 43.16 m²
Genoa: 45.59 m²
Spinnaker: 113.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 42 S7
Builder: Beneteau
Designer: Bruce Farr
Year built: 1993

Performance data

Polar CSV

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

6,46,4.333065,52,4.76,60,5.16,75,5.46,90,5.4,110,5.41,120,5.25,135,4.73,145.3,4.159855,150,3.95
8,44.3,5.197761,52,5.78,60,6.18,75,6.52,90,6.5,110,6.67,120,6.49,135,5.91,148.8,5.132316,150,5.07
10,43.6,5.910199,52,6.58,60,6.96,75,7.26,90,7.34,110,7.53,120,7.43,135,6.96,149.3,6.12896,150,6.09
12,43,6.440112,52,7.13,60,7.42,75,7.65,90,7.77,110,7.98,120,7.92,135,7.64,150,6.99,152.7,6.842091
14,42.8,6.732723,52,7.4,60,7.66,75,7.9,90,7.99,110,8.34,120,8.32,135,8.05,150,7.61,160.5,7.160729
16,42.3,6.814208,52,7.5,60,7.77,75,8.09,90,8.24,110,8.68,120,8.73,135,8.44,150,8,180,7.36
20,42.5,6.849526,52,7.54,60,7.83,75,8.29,90,8.69,110,9.07,120,9.48,135,9.32,150,8.76,180,8.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.76	5.16	5.46	5.4	5.41	5.25	4.73	3.95
8	5.78	6.18	6.52	6.5	6.67	6.49	5.91	5.07
10	6.58	6.96	7.26	7.34	7.53	7.43	6.96	6.09
12	7.13	7.42	7.65	7.77	7.98	7.92	7.64	6.99
14	7.4	7.66	7.9	7.99	8.34	8.32	8.05	7.61
16	7.5	7.77	8.09	8.24	8.68	8.73	8.44	8
20	7.54	7.83	8.29	8.69	9.07	9.48	9.32	8.76

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46°	3.01	145.3°	3.42
8	44.3°	3.72	148.8°	4.39
10	43.6°	4.28	149.3°	5.27
12	43°	4.71	152.7°	6.08
14	42.8°	4.94	160.5°	6.75
16	42.3°	5.04	180°	7.36
20	42.5°	5.05	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°	4.76	5.78	6.58	7.13	7.40	7.50	7.54
60°	5.16	6.18	6.96	7.42	7.66	7.77	7.83
75°	5.46	6.52	7.26	7.65	7.90	8.09	8.29
90°	5.40	6.50	7.34	7.77	7.99	8.24	8.69
110°	5.41	6.67	7.53	7.98	8.34	8.68	9.07
120°	5.25	6.49	7.43	7.92	8.32	8.73	9.48
135°	4.73	5.91	6.96	7.64	8.05	8.44	9.32
150°	3.95	5.07	6.09	6.99	7.61	8.00	8.76