Black Pearl — ORC Rating

GPH

660.2

OSN

638.7

LOA

10.3 m

Displacement

5662 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6034

Medium

0.8359

High

0.9805

Triple Offshore

Low

0.7814

Medium

1.0316

High

1.166

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.95 m
Displacement: 5662 kg
Crew weight: 500 kg
Wetted surface: 25.37 m²

Sails

Mainsail: 32.74 m²
Genoa: 25.01 m²
Spinnaker: 83.06 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 34
Builder: Dufour Yachts
Designer: U. Felci
Year built: 2003
Stability index: 116.3

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.

6,43.6,4.266943,52,4.77,60,5.05,75,5.26,90,5.33,110,5.42,120,5.28,135,4.79,145.7,4.212574,150,4.02
8,42.3,5.070095,52,5.65,60,5.96,75,6.2,90,6.41,110,6.55,120,6.41,135,5.87,150,5.08,150.2,5.070495
10,41.4,5.679159,52,6.36,60,6.61,75,6.8,90,7.04,110,7.15,120,7.07,135,6.75,150,6.03,150.2,6.01545
12,40.6,6.176975,52,6.8,60,6.98,75,7.12,90,7.31,110,7.5,120,7.45,135,7.22,150,6.8,157,6.496435
14,39.4,6.379948,52,7.01,60,7.18,75,7.35,90,7.44,110,7.83,120,7.81,135,7.56,150,7.22,168.2,6.711839
16,38.8,6.441365,52,7.11,60,7.3,75,7.53,90,7.62,110,8.09,120,8.2,135,7.94,150,7.55,177.2,7.058427
20,38.8,6.454196,52,7.16,60,7.38,75,7.77,90,8.06,110,8.44,120,8.81,135,8.78,150,8.28,179,7.691171

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.77	5.05	5.26	5.33	5.42	5.28	4.79	4.02
8	5.65	5.96	6.2	6.41	6.55	6.41	5.87	5.08
10	6.36	6.61	6.8	7.04	7.15	7.07	6.75	6.03
12	6.8	6.98	7.12	7.31	7.5	7.45	7.22	6.8
14	7.01	7.18	7.35	7.44	7.83	7.81	7.56	7.22
16	7.11	7.3	7.53	7.62	8.09	8.2	7.94	7.55
20	7.16	7.38	7.77	8.06	8.44	8.81	8.78	8.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.09	145.7°	3.48
8	42.3°	3.75	150.2°	4.4
10	41.4°	4.26	150.2°	5.22
12	40.6°	4.69	157°	5.98
14	39.4°	4.93	168.2°	6.57
16	38.8°	5.02	177.2°	7.05
20	38.8°	5.03	179°	7.69

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