SWAHILI — ORC Rating | RegattaPages

GPH

647.3

OSN

627.2

LOA

10.3 m

Displacement

5447 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6996

Medium

0.9605

High

1.1107

Triple Offshore

Low

0.9025

Medium

1.1813

High

1.3246

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.96 m
Displacement: 5447 kg
Crew weight: 682 kg
Wetted surface: 25.62 m²

Sails

Mainsail: 34.84 m²
Genoa: 33.65 m²
Spinnaker: 79.27 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
Year built: 2007

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.

6,43.1,4.478457,52,4.99,60,5.27,75,5.51,90,5.46,110,5.41,120,5.26,135,4.78,146,4.221763,150,4.04
8,41.4,5.252555,52,5.93,60,6.24,75,6.47,90,6.45,110,6.55,120,6.39,135,5.87,150,5.1,150.4,5.083411
10,41.3,5.963282,52,6.63,60,6.84,75,6.99,90,7.07,110,7.16,120,7.07,135,6.75,150,6.03,151.3,5.951118
12,39.8,6.32579,52,6.96,60,7.13,75,7.28,90,7.37,110,7.53,120,7.46,135,7.22,150,6.79,157.1,6.469924
14,38.9,6.450426,52,7.1,60,7.29,75,7.49,90,7.55,110,7.88,120,7.83,135,7.56,150,7.22,175.1,6.614173
16,38.5,6.491116,52,7.16,60,7.36,75,7.65,90,7.8,110,8.19,120,8.24,135,7.94,150,7.54,180,7.07
20,39.1,6.494457,52,7.18,60,7.4,75,7.8,90,8.21,110,8.56,120,8.94,135,8.78,150,8.26,180,7.72

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.99	5.27	5.51	5.46	5.41	5.26	4.78	4.04
8	5.93	6.24	6.47	6.45	6.55	6.39	5.87	5.1
10	6.63	6.84	6.99	7.07	7.16	7.07	6.75	6.03
12	6.96	7.13	7.28	7.37	7.53	7.46	7.22	6.79
14	7.1	7.29	7.49	7.55	7.88	7.83	7.56	7.22
16	7.16	7.36	7.65	7.8	8.19	8.24	7.94	7.54
20	7.18	7.4	7.8	8.21	8.56	8.94	8.78	8.26

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.27	146°	3.5
8	41.4°	3.94	150.4°	4.42
10	41.3°	4.48	151.3°	5.22
12	39.8°	4.86	157.1°	5.96
14	38.9°	5.02	175.1°	6.59
16	38.5°	5.08	180°	7.07
20	39.1°	5.04	180°	7.72

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