Sombra del viento — ORC Rating

GPH

591.2

OSN

570.9

LOA

14 m

Displacement

13172 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6544

Medium

0.9213

High

1.0888

Triple Offshore

Low

0.8539

Medium

1.1601

High

1.3381

Boat Specifications

Dimensions

Length overall: 14 m
Beam: 4.74 m
Draft: 2.28 m
Displacement: 13172 kg
Crew weight: 972 kg
Wetted surface: 47.06 m²

Sails

Mainsail: 57.07 m²
Genoa: 46.86 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 150.35 m²

Design

Type: Dufour 470
Builder: Dufour
Designer: Felci
Year built: 2021
Stability index: 112.5

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.

6,46,4.721745,52,5.16,60,5.55,75,5.82,90,5.87,110,5.97,120,5.8,135,5.19,143.3,4.727008,150,4.38
8,44.4,5.724502,52,6.3,60,6.67,75,6.94,90,7.15,110,7.3,120,7.12,135,6.52,146.9,5.80147,150,5.61
10,42.7,6.422515,52,7.12,60,7.46,75,7.71,90,8.02,110,8.19,120,8.05,135,7.55,147.8,6.818774,150,6.66
12,41.4,6.958969,52,7.71,60,8,75,8.22,90,8.54,110,8.73,120,8.64,135,8.27,148.5,7.611652,150,7.5
14,40.5,7.325035,52,8.11,60,8.35,75,8.56,90,8.86,110,9.16,120,9.1,135,8.77,148.9,8.175019,150,8.08
16,40,7.506092,52,8.33,60,8.58,75,8.84,90,9.04,110,9.57,120,9.55,135,9.21,150,8.49,150.7,8.42823
20,40.8,7.688293,52,8.48,60,8.78,75,9.24,90,9.44,110,10.18,120,10.44,135,10.12,150,9.13,175.4,8.376983

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.55	5.82	5.87	5.97	5.8	5.19	4.38
8	6.3	6.67	6.94	7.15	7.3	7.12	6.52	5.61
10	7.12	7.46	7.71	8.02	8.19	8.05	7.55	6.66
12	7.71	8	8.22	8.54	8.73	8.64	8.27	7.5
14	8.11	8.35	8.56	8.86	9.16	9.1	8.77	8.08
16	8.33	8.58	8.84	9.04	9.57	9.55	9.21	8.49
20	8.48	8.78	9.24	9.44	10.18	10.44	10.12	9.13

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46°	3.28	143.3°	3.79
8	44.4°	4.09	146.9°	4.86
10	42.7°	4.72	147.8°	5.77
12	41.4°	5.22	148.5°	6.49
14	40.5°	5.57	148.9°	7
16	40°	5.75	150.7°	7.35
20	40.8°	5.82	175.4°	8.35

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