Black Pearl — ORC Rating

GPH

649.6

OSN

629

LOA

10.3 m

Displacement

5620 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6964

Medium

0.9578

High

1.1175

Triple Offshore

Low

0.8973

Medium

1.1771

High

1.3272

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.97 m
Displacement: 5620 kg
Crew weight: 600 kg
Wetted surface: 25.85 m²

Sails

Mainsail: 32.74 m²
Genoa: 31.98 m²
Spinnaker: 83.06 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 34
Builder: Dufour Yachts
Designer: U. Felci
Year built: 2003

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.

6,42.8,4.429423,52,4.94,60,5.2,75,5.42,90,5.36,110,5.41,120,5.27,135,4.8,146.1,4.204757,150,4.03
8,41,5.180801,52,5.85,60,6.14,75,6.38,90,6.42,110,6.54,120,6.39,135,5.87,150,5.08,150.6,5.050425
10,41,5.883058,52,6.56,60,6.77,75,6.93,90,7.05,110,7.15,120,7.07,135,6.75,150,6.02,150.5,5.986058
12,39.6,6.294506,52,6.92,60,7.09,75,7.22,90,7.36,110,7.51,120,7.44,135,7.21,150,6.79,156.9,6.479518
14,38.6,6.461763,52,7.1,60,7.27,75,7.44,90,7.5,110,7.85,120,7.81,135,7.55,150,7.21,174.6,6.599288
16,38.1,6.518963,52,7.18,60,7.37,75,7.62,90,7.71,110,8.17,120,8.2,135,7.91,150,7.52,180,7.06
20,38.9,6.60462,52,7.22,60,7.44,75,7.83,90,8.16,110,8.53,120,8.9,135,8.73,150,8.22,180,7.69

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.94	5.2	5.42	5.36	5.41	5.27	4.8	4.03
8	5.85	6.14	6.38	6.42	6.54	6.39	5.87	5.08
10	6.56	6.77	6.93	7.05	7.15	7.07	6.75	6.02
12	6.92	7.09	7.22	7.36	7.51	7.44	7.21	6.79
14	7.1	7.27	7.44	7.5	7.85	7.81	7.55	7.21
16	7.18	7.37	7.62	7.71	8.17	8.2	7.91	7.52
20	7.22	7.44	7.83	8.16	8.53	8.9	8.73	8.22

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.25	146.1°	3.49
8	41°	3.91	150.6°	4.4
10	41°	4.44	150.5°	5.21
12	39.6°	4.85	156.9°	5.96
14	38.6°	5.05	174.6°	6.57
16	38.1°	5.13	180°	7.06
20	38.9°	5.14	180°	7.69

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