AURA — ORC Rating | RegattaPages

GPH

736.2

OSN

712

LOA

9.85 m

Displacement

4700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5884

Medium

0.8232

High

0.992

Triple Offshore

Low

0.7681

Medium

1.048

High

1.2172

Boat Specifications

Dimensions

Length overall: 9.85 m
Beam: 3.38 m
Draft: 1.52 m
Displacement: 4700 kg
Crew weight: 400 kg
Wetted surface: 23.57 m²

Sails

Mainsail: 23.96 m²
Genoa: 26.07 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 53.4 m²

Design

Type: DUFOUR 325 GL
Builder: Dufour
Designer: Felci
Year built: 2005

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.

6,45.6,3.730366,52,4.09,60,4.4,75,4.65,90,4.73,110,4.8,120,4.62,135,4.15,145.5,3.725158,150,3.54
8,44.3,4.51311,52,4.99,60,5.3,75,5.58,90,5.8,110,5.88,120,5.69,135,5.19,146.2,4.705262,150,4.52
10,43.8,5.112501,52,5.68,60,6.04,75,6.33,90,6.62,110,6.67,120,6.53,135,6.09,146,5.560665,150,5.33
12,43.8,5.680557,52,6.27,60,6.56,75,6.76,90,7.03,110,7.08,120,7,135,6.72,146.3,6.274384,150,6.02
14,42.8,6.051273,52,6.62,60,6.84,75,7.03,90,7.29,110,7.42,120,7.33,135,7.09,149.1,6.572929,150,6.51
16,42.4,6.229219,52,6.79,60,7,75,7.22,90,7.45,110,7.76,120,7.68,135,7.41,150,6.86,175.5,6.229203
20,43.1,6.286274,52,6.83,60,7.09,75,7.49,90,7.72,110,8.36,120,8.4,135,8.09,150,7.38,178.2,6.973441

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.09	4.4	4.65	4.73	4.8	4.62	4.15	3.54
8	4.99	5.3	5.58	5.8	5.88	5.69	5.19	4.52
10	5.68	6.04	6.33	6.62	6.67	6.53	6.09	5.33
12	6.27	6.56	6.76	7.03	7.08	7	6.72	6.02
14	6.62	6.84	7.03	7.29	7.42	7.33	7.09	6.51
16	6.79	7	7.22	7.45	7.76	7.68	7.41	6.86
20	6.83	7.09	7.49	7.72	8.36	8.4	8.09	7.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.6°	2.61	145.5°	3.07
8	44.3°	3.23	146.2°	3.91
10	43.8°	3.69	146°	4.61
12	43.8°	4.1	146.3°	5.22
14	42.8°	4.44	149.1°	5.64
16	42.4°	4.6	175.5°	6.21
20	43.1°	4.59	178.2°	6.97

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