Mare — ORC Rating | RegattaPages

GPH

623.3

OSN

605.4

LOA

12.6 m

Displacement

9001 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6229

Medium

0.8714

High

1.0356

Triple Offshore

Low

0.819

Medium

1.0953

High

1.2531

Boat Specifications

Dimensions

Length overall: 12.6 m
Beam: 4.17 m
Draft: 2.11 m
Displacement: 9001 kg
Crew weight: 400 kg
Wetted surface: 35.28 m²

Sails

Mainsail: 41.03 m²
Genoa: 41.15 m²
Spinnaker: 111.99 m²
Asymmetric spinnaker: 99.72 m²

Design

Type: Dufour 425 GL
Builder: Dufour
Designer: U. Felci
Year built: 2006

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.

6,44.2,4.435699,52,4.95,60,5.29,75,5.73,90,5.99,110,5.82,120,5.53,135,4.94,145,4.370373,150,4.14
8,42.8,5.301679,52,5.93,60,6.27,75,6.83,90,7.13,110,6.98,120,6.69,135,6.12,149,5.308182,150,5.25
10,42,5.988066,52,6.72,60,7.05,75,7.53,90,7.77,110,7.7,120,7.54,135,7.11,150,6.258477
12,41.2,6.512364,52,7.27,60,7.52,75,7.84,90,8.11,110,8.1,120,8.01,135,7.74,150,7.13,153.5,6.939056
14,40.9,6.86641,52,7.56,60,7.78,75,8,90,8.37,110,8.45,120,8.39,135,8.14,150,7.72,161,7.255278
16,40.3,6.949286,52,7.68,60,7.91,75,8.17,90,8.56,110,8.81,120,8.78,135,8.51,150,8.09,180,7.45
20,40.5,6.996263,52,7.73,60,7.99,75,8.4,90,8.8,110,9.47,120,9.54,135,9.36,150,8.81,180,8.22

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.95	5.29	5.73	5.99	5.82	5.53	4.94	4.14
8	5.93	6.27	6.83	7.13	6.98	6.69	6.12	5.25
10	6.72	7.05	7.53	7.77	7.7	7.54	7.11	6.26
12	7.27	7.52	7.84	8.11	8.1	8.01	7.74	7.13
14	7.56	7.78	8	8.37	8.45	8.39	8.14	7.72
16	7.68	7.91	8.17	8.56	8.81	8.78	8.51	8.09
20	7.73	7.99	8.4	8.8	9.47	9.54	9.36	8.81

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.18	145°	3.58
8	42.8°	3.89	149°	4.55
10	42°	4.45	150°	5.42
12	41.2°	4.9	153.5°	6.21
14	40.9°	5.19	161°	6.86
16	40.3°	5.3	180°	7.45
20	40.5°	5.32	180°	8.22

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