DON'T WORRY — ORC Rating

GPH

619.2

OSN

601.8

LOA

12.013 m

Displacement

8508 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6447

Medium

0.8816

High

1.0089

Triple Offshore

Low

0.8412

Medium

1.0983

High

1.2213

Boat Specifications

Dimensions

Length overall: 12.013 m
Beam: 3.88 m
Draft: 2.13 m
Displacement: 8508 kg
Crew weight: 420 kg
Wetted surface: 33.07 m²

Sails

Mainsail: 47.37 m²
Genoa: 34.8 m²
Spinnaker: 108.19 m²
Asymmetric spinnaker: 87.31 m²

Design

Type: Dufour 40 P
Builder: Dufour Yachts
Designer: Felci
Year built: 2009
Stability index: 121.6

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.

6,44.1,4.664918,52,5.16,60,5.47,75,5.84,90,6.07,110,5.88,120,5.57,135,5,143.8,4.48597,150,4.18
8,41.8,5.513256,52,6.16,60,6.45,75,6.86,90,7.11,110,6.99,120,6.77,135,6.21,148.2,5.447747,150,5.34
10,41.1,6.130871,52,6.84,60,7.1,75,7.4,90,7.67,110,7.64,120,7.54,135,7.14,150,6.36,150.9,6.305991
12,40.6,6.440386,52,7.18,60,7.44,75,7.67,90,7.98,110,8.05,120,8.01,135,7.73,150,7.19,155.6,6.906899
14,40.5,6.575435,52,7.32,60,7.6,75,7.89,90,8.16,110,8.4,120,8.39,135,8.16,150,7.73,164.6,7.188085
16,40.5,6.641189,52,7.4,60,7.67,75,8.02,90,8.29,110,8.7,120,8.75,135,8.56,150,8.13,175.4,7.504172
20,41.2,6.685141,52,7.43,60,7.73,75,8.15,90,8.55,110,9.2,120,9.42,135,9.4,150,8.92,178.1,8.274549

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.47	5.84	6.07	5.88	5.57	5	4.18
8	6.16	6.45	6.86	7.11	6.99	6.77	6.21	5.34
10	6.84	7.1	7.4	7.67	7.64	7.54	7.14	6.36
12	7.18	7.44	7.67	7.98	8.05	8.01	7.73	7.19
14	7.32	7.6	7.89	8.16	8.4	8.39	8.16	7.73
16	7.4	7.67	8.02	8.29	8.7	8.75	8.56	8.13
20	7.43	7.73	8.15	8.55	9.2	9.42	9.4	8.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	3.35	143.8°	3.62
8	41.8°	4.11	148.2°	4.63
10	41.1°	4.62	150.9°	5.51
12	40.6°	4.89	155.6°	6.29
14	40.5°	5	164.6°	6.93
16	40.5°	5.05	175.4°	7.48
20	41.2°	5.03	178.1°	8.27

Loading polar chart…