DAX — ORC Rating | RegattaPages

GPH

661.7

OSN

641.7

LOA

10.3 m

Displacement

5662 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6037

Medium

0.8301

High

0.961

Triple Offshore

Low

0.7824

Medium

1.0284

High

1.1538

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.95 m
Displacement: 5662 kg
Crew weight: 540 kg
Wetted surface: 26.47 m²

Sails

Mainsail: 33.09 m²
Genoa: 31.09 m²
Spinnaker: 79.59 m²
Asymmetric spinnaker: 74.91 m²

Design

Type: DUFOUR 34 QB
Builder: Dufour
Designer: Felci
Year built: 2008

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.

6,43.5,4.315013,52,4.85,60,5.16,75,5.4,90,5.33,110,5.35,120,5.19,135,4.71,146,4.14939,150,3.97
8,42,5.099948,52,5.74,60,6.06,75,6.33,90,6.38,110,6.47,120,6.33,135,5.79,150,5.022947
10,41.6,5.750215,52,6.44,60,6.69,75,6.88,90,7.02,110,7.11,120,7.03,135,6.69,150,5.95,151,5.888273
12,41.2,6.206682,52,6.82,60,7.01,75,7.18,90,7.34,110,7.46,120,7.41,135,7.18,150,6.73,156,6.447408
14,40.5,6.338719,52,6.98,60,7.18,75,7.38,90,7.48,110,7.78,120,7.76,135,7.52,150,7.17,174,6.555914
16,40.1,6.37974,52,7.04,60,7.25,75,7.54,90,7.67,110,8.11,120,8.14,135,7.88,150,7.49,180,7.02
20,40.9,6.403358,52,7.06,60,7.29,75,7.68,90,8.06,110,8.49,120,8.83,135,8.69,150,8.19,180,7.66

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.85	5.16	5.4	5.33	5.35	5.19	4.71	3.97
8	5.74	6.06	6.33	6.38	6.47	6.33	5.79	5.02
10	6.44	6.69	6.88	7.02	7.11	7.03	6.69	5.95
12	6.82	7.01	7.18	7.34	7.46	7.41	7.18	6.73
14	6.98	7.18	7.38	7.48	7.78	7.76	7.52	7.17
16	7.04	7.25	7.54	7.67	8.11	8.14	7.88	7.49
20	7.06	7.29	7.68	8.06	8.49	8.83	8.69	8.19

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.13	146°	3.44
8	42°	3.79	150°	4.35
10	41.6°	4.3	151°	5.15
12	41.2°	4.67	156°	5.89
14	40.5°	4.82	174°	6.52
16	40.1°	4.88	180°	7.02
20	40.9°	4.84	180°	7.66

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