AL TARIK IV — ORC Rating

GPH

645.4

OSN

627.1

LOA

10.3 m

Displacement

5409 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7037

Medium

0.9603

High

1.1053

Triple Offshore

Low

0.9102

Medium

1.1824

High

1.3217

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.96 m
Displacement: 5409 kg
Crew weight: 630 kg
Wetted surface: 25.45 m²

Sails

Mainsail: 36 m²
Genoa: 34.15 m²
Spinnaker: 75.44 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
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.

6,43.1,4.533239,52,5.08,60,5.39,75,5.65,90,5.58,110,5.43,120,5.27,135,4.78,146,4.221763,150,4.04
8,41.6,5.322292,52,6.01,60,6.32,75,6.56,90,6.55,110,6.56,120,6.41,135,5.86,150,5.092229
10,41.2,5.994033,52,6.65,60,6.86,75,7.02,90,7.07,110,7.16,120,7.08,135,6.73,150,6.01,152,5.912016
12,40.1,6.340521,52,6.96,60,7.13,75,7.29,90,7.37,110,7.52,120,7.45,135,7.2,150,6.77,157,6.452981
14,39.2,6.439171,52,7.09,60,7.28,75,7.49,90,7.57,110,7.87,120,7.82,135,7.55,150,7.2,180,6.58
16,39,6.485268,52,7.14,60,7.35,75,7.65,90,7.82,110,8.2,120,8.22,135,7.93,150,7.53,180,7.06
20,39.6,6.489181,52,7.16,60,7.38,75,7.79,90,8.22,110,8.57,120,8.94,135,8.76,150,8.25,180,7.71

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.39	5.65	5.58	5.43	5.27	4.78	4.04
8	6.01	6.32	6.56	6.55	6.56	6.41	5.86	5.1
10	6.65	6.86	7.02	7.07	7.16	7.08	6.73	6.01
12	6.96	7.13	7.29	7.37	7.52	7.45	7.2	6.77
14	7.09	7.28	7.49	7.57	7.87	7.82	7.55	7.2
16	7.14	7.35	7.65	7.82	8.2	8.22	7.93	7.53
20	7.16	7.38	7.79	8.22	8.57	8.94	8.76	8.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.31	146°	3.5
8	41.6°	3.98	150°	4.41
10	41.2°	4.51	152°	5.22
12	40.1°	4.85	157°	5.94
14	39.2°	4.99	180°	6.58
16	39°	5.04	180°	7.06
20	39.6°	5	180°	7.71

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