YAKINTHI: ORC Rating

GPH

694

OSN

677.3

LOA

7.79 m

Displacement

1539 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6071

Medium

0.7934

High

0.8803

Triple Offshore

Low

0.7773

Medium

0.966

High

1.0604

Boat Specifications

Dimensions

Length overall: 7.79 m
Beam: 2.5 m
Draft: 1.84 m
Displacement: 1539 kg
Crew weight: 240 kg
Wetted surface: 14.03 m²

Sails

Mainsail: 21.08 m²
Genoa: 17.85 m²
Spinnaker: 36.92 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST CLASS 8
Builder: BENETEAU
Designer: FINOT
Year built: 1982

Performance data

Polar CSV

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

6,41.2,4.452331,52,5,60,5.23,75,5.41,90,5.36,110,5.19,120,5.01,135,4.49,146,3.932271,150,3.77
8,39.8,5.193395,52,5.79,60,5.94,75,6.05,90,6.05,110,6.07,120,5.95,135,5.47,150,4.76,151,4.710619
10,38.2,5.484459,52,6.07,60,6.22,75,6.37,90,6.42,110,6.52,120,6.43,135,6.14,150,5.6,154,5.429497
12,37.5,5.533474,52,6.15,60,6.32,75,6.58,90,6.72,110,6.97,120,6.89,135,6.55,150,6.18,170,5.655926
14,37.9,5.588758,52,6.19,60,6.37,75,6.7,90,7.01,110,7.32,120,7.39,135,7.02,150,6.57,180,6.11
16,38.2,5.573534,52,6.19,60,6.39,75,6.76,90,7.2,110,7.56,120,7.88,135,7.53,150,7.01,180,6.49
20,39.4,5.616425,52,6.23,60,6.46,75,6.82,90,7.33,110,7.92,120,8.52,135,8.89,150,8.04,180,7.32

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5	5.23	5.41	5.36	5.19	5.01	4.49	3.77
8	5.79	5.94	6.05	6.05	6.07	5.95	5.47	4.76
10	6.07	6.22	6.37	6.42	6.52	6.43	6.14	5.6
12	6.15	6.32	6.58	6.72	6.97	6.89	6.55	6.18
14	6.19	6.37	6.7	7.01	7.32	7.39	7.02	6.57
16	6.19	6.39	6.76	7.2	7.56	7.88	7.53	7.01
20	6.23	6.46	6.82	7.33	7.92	8.52	8.89	8.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.2°	3.35	146°	3.26
8	39.8°	3.99	151°	4.12
10	38.2°	4.31	154°	4.88
12	37.5°	4.39	170°	5.57
14	37.9°	4.41	180°	6.11
16	38.2°	4.38	180°	6.49
20	39.4°	4.34	180°	7.32

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°	5.00	5.79	6.07	6.15	6.19	6.19	6.23
60°	5.23	5.94	6.22	6.32	6.37	6.39	6.46
75°	5.41	6.05	6.37	6.58	6.70	6.76	6.82
90°	5.36	6.05	6.42	6.72	7.01	7.20	7.33
110°	5.19	6.07	6.52	6.97	7.32	7.56	7.92
120°	5.01	5.95	6.43	6.89	7.39	7.88	8.52
135°	4.49	5.47	6.14	6.55	7.02	7.53	8.89
150°	3.77	4.76	5.60	6.18	6.57	7.01	8.04