IRISEA: ORC Rating

GPH

603.5

OSN

587.4

LOA

11.03 m

Displacement

3796 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6599

Medium

0.8993

High

1.0313

Triple Offshore

Low

0.8628

Medium

1.1238

High

1.2769

Boat Specifications

Dimensions

Length overall: 11.03 m
Beam: 3.37 m
Draft: 1.94 m
Displacement: 3796 kg
Crew weight: 420 kg
Wetted surface: 25.69 m²

Sails

Mainsail: 40.7 m²
Genoa: 30.07 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 71.48 m²

Design

Type: FIRST CLASS EUROPE
Builder: BENETEAU
Designer: J. BERRET
Year built: 1989

Performance data

Polar CSV

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

6,43.5,4.894025,52,5.45,60,5.79,75,6.07,90,6.14,110,5.98,120,5.66,135,4.94,143,4.482646,150,4.14
8,42,5.840046,52,6.54,60,6.84,75,7.05,90,7.22,110,7.13,120,6.9,135,6.19,147,5.437177,150,5.27
10,40.5,6.457077,52,7.15,60,7.34,75,7.51,90,7.73,110,7.7,120,7.55,135,7.15,147.5,6.450148,150,6.28
12,39,6.665415,52,7.4,60,7.61,75,7.86,90,8.16,110,8.27,120,8.09,135,7.68,150,7.066767
14,38.2,6.756955,52,7.51,60,7.77,75,8.2,90,8.5,110,8.9,120,8.75,135,8.22,150,7.5,153,7.340014
16,38.2,6.84603,52,7.58,60,7.87,75,8.44,90,8.82,110,9.54,120,9.49,135,8.86,150,7.91,175.1,7.176227
20,38.6,6.973586,52,7.65,60,7.96,75,8.68,90,9.48,110,10.59,120,11.09,135,10.5,150,8.97,176.1,7.998522

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.45	5.79	6.07	6.14	5.98	5.66	4.94	4.14
8	6.54	6.84	7.05	7.22	7.13	6.9	6.19	5.27
10	7.15	7.34	7.51	7.73	7.7	7.55	7.15	6.28
12	7.4	7.61	7.86	8.16	8.27	8.09	7.68	7.07
14	7.51	7.77	8.2	8.5	8.9	8.75	8.22	7.5
16	7.58	7.87	8.44	8.82	9.54	9.49	8.86	7.91
20	7.65	7.96	8.68	9.48	10.59	11.09	10.5	8.97

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.55	143°	3.58
8	42°	4.34	147°	4.56
10	40.5°	4.91	147.5°	5.44
12	39°	5.18	150°	6.12
14	38.2°	5.31	153°	6.54
16	38.2°	5.38	175.1°	7.15
20	38.6°	5.45	176.1°	7.98

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°	5.45	6.54	7.15	7.40	7.51	7.58	7.65
60°	5.79	6.84	7.34	7.61	7.77	7.87	7.96
75°	6.07	7.05	7.51	7.86	8.20	8.44	8.68
90°	6.14	7.22	7.73	8.16	8.50	8.82	9.48
110°	5.98	7.13	7.70	8.27	8.90	9.54	10.59
120°	5.66	6.90	7.55	8.09	8.75	9.49	11.09
135°	4.94	6.19	7.15	7.68	8.22	8.86	10.50
150°	4.14	5.27	6.28	7.07	7.50	7.91	8.97