NADA — ORC Rating | RegattaPages

GPH

729

OSN

706.9

LOA

8.32 m

Displacement

2214 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.634

Medium

0.8577

High

0.9802

Triple Offshore

Low

0.8106

Medium

1.0435

High

1.1689

Boat Specifications

Dimensions

Length overall: 8.32 m
Beam: 3 m
Draft: 1.51 m
Displacement: 2214 kg
Crew weight: 300 kg
Wetted surface: 14.87 m²

Sails

Mainsail: 14.68 m²
Genoa: 26.81 m²
Spinnaker: 47.45 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 2800
Builder: DUFOUR SA
Designer: M. DUFOUR
Year built: 1976

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.

6,42.5,4.055462,52,4.51,60,4.74,75,4.92,90,4.87,110,4.77,120,4.65,135,4.26,148.4,3.72185,150,3.66
8,41.6,4.747271,52,5.33,60,5.55,75,5.7,90,5.69,110,5.74,120,5.64,135,5.21,150,4.59,151.8,4.516038
10,41.3,5.324359,52,5.81,60,5.96,75,6.07,90,6.13,110,6.22,120,6.16,135,5.93,150,5.42,152.6,5.305157
12,39.5,5.572658,52,6.06,60,6.19,75,6.32,90,6.45,110,6.58,120,6.52,135,6.3,150,5.99,166.5,5.512305
14,38.8,5.67148,52,6.2,60,6.36,75,6.54,90,6.69,110,6.96,120,6.9,135,6.65,150,6.32,180,5.89
16,38.5,5.711671,52,6.26,60,6.46,75,6.75,90,6.86,110,7.29,120,7.27,135,7.03,150,6.65,180,6.23
20,39.4,5.719953,52,6.27,60,6.51,75,6.95,90,7.27,110,7.7,120,7.95,135,7.79,150,7.34,180,6.86

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.51	4.74	4.92	4.87	4.77	4.65	4.26	3.66
8	5.33	5.55	5.7	5.69	5.74	5.64	5.21	4.59
10	5.81	5.96	6.07	6.13	6.22	6.16	5.93	5.42
12	6.06	6.19	6.32	6.45	6.58	6.52	6.3	5.99
14	6.2	6.36	6.54	6.69	6.96	6.9	6.65	6.32
16	6.26	6.46	6.75	6.86	7.29	7.27	7.03	6.65
20	6.27	6.51	6.95	7.27	7.7	7.95	7.79	7.34

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	2.99	148.4°	3.17
8	41.6°	3.55	151.8°	3.98
10	41.3°	4	152.6°	4.71
12	39.5°	4.3	166.5°	5.36
14	38.8°	4.42	180°	5.89
16	38.5°	4.47	180°	6.23
20	39.4°	4.42	180°	6.86

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