Easy Eleven — ORC Rating

GPH

571.3

OSN

551.4

LOA

14 m

Displacement

13508 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6861

Medium

0.9628

High

1.1418

Triple Offshore

Low

0.8903

Medium

1.1972

High

1.3732

Boat Specifications

Dimensions

Length overall: 14 m
Beam: 4.74 m
Draft: 2.59 m
Displacement: 13508 kg
Crew weight: 999 kg
Wetted surface: 48.58 m²

Sails

Mainsail: 67.46 m²
Genoa: 52.11 m²
Spinnaker: 148.95 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 470
Builder: Dufour
Designer: Felci
Year built: 2021
Stability index: 114.1

Velocity Prediction

Polar CSV

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

6,44.7,5.050651,52,5.57,60,5.92,75,6.18,90,6.06,110,6.03,120,5.85,135,5.24,143.3,4.751953,150,4.4
8,42.7,6.041518,52,6.7,60,7.03,75,7.27,90,7.23,110,7.36,120,7.18,135,6.55,147.5,5.786163,150,5.63
10,41.1,6.741304,52,7.51,60,7.78,75,7.99,90,8.08,110,8.24,120,8.11,135,7.58,150,6.71,151.1,6.636477
12,39.6,7.202991,52,8.03,60,8.26,75,8.44,90,8.57,110,8.77,120,8.69,135,8.3,150,7.61,154.1,7.370288
14,39,7.488941,52,8.32,60,8.55,75,8.75,90,8.82,110,9.2,120,9.14,135,8.8,150,8.28,159.2,7.841034
16,38.7,7.611185,52,8.47,60,8.72,75,9.01,90,9.09,110,9.57,120,9.59,135,9.24,150,8.75,171.2,8.044699
20,39.3,7.779384,52,8.59,60,8.87,75,9.33,90,9.63,110,10.06,120,10.42,135,10.16,150,9.59,178.1,8.884885

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.57	5.92	6.18	6.06	6.03	5.85	5.24	4.4
8	6.7	7.03	7.27	7.23	7.36	7.18	6.55	5.63
10	7.51	7.78	7.99	8.08	8.24	8.11	7.58	6.71
12	8.03	8.26	8.44	8.57	8.77	8.69	8.3	7.61
14	8.32	8.55	8.75	8.82	9.2	9.14	8.8	8.28
16	8.47	8.72	9.01	9.09	9.57	9.59	9.24	8.75
20	8.59	8.87	9.33	9.63	10.06	10.42	10.16	9.59

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	3.59	143.3°	3.81
8	42.7°	4.44	147.5°	4.88
10	41.1°	5.08	151.1°	5.81
12	39.6°	5.55	154.1°	6.63
14	39°	5.82	159.2°	7.33
16	38.7°	5.94	171.2°	7.95
20	39.3°	6.02	178.1°	8.88

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