NEFELI — ORC Rating | RegattaPages

GPH

688.1

OSN

665

LOA

10.3 m

Displacement

5426 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6371

Medium

0.8903

High

1.0594

Triple Offshore

Low

0.8279

Medium

1.1201

High

1.2852

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.96 m
Displacement: 5426 kg
Crew weight: 800 kg
Wetted surface: 25.54 m²

Sails

Mainsail: 31.76 m²
Genoa: 29.6 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 71.49 m²

Design

Type: DUFOUR 34E
Builder: DUFOUR
Designer: FELCI / ROSEO
Year built: 2004

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.

6,44.1,4.024362,52,4.48,60,4.76,75,5,90,5.03,110,5.1,120,4.91,135,4.4,145.7,3.922051,150,3.74
8,42.5,4.84214,52,5.41,60,5.71,75,5.98,90,6.16,110,6.24,120,6.04,135,5.49,146.8,4.923728,150,4.76
10,42,5.490182,52,6.17,60,6.48,75,6.7,90,6.94,110,6.99,120,6.87,135,6.43,146.4,5.846891,150,5.63
12,41.7,6.080589,52,6.71,60,6.92,75,7.08,90,7.32,110,7.38,120,7.29,135,7.03,147.2,6.543205,150,6.36
14,40.2,6.349863,52,6.98,60,7.16,75,7.33,90,7.56,110,7.74,120,7.64,135,7.38,150,6.83,150.3,6.815318
16,39.5,6.427996,52,7.09,60,7.29,75,7.53,90,7.67,110,8.1,120,8.03,135,7.72,150,7.17,175.5,6.53013
20,39.7,6.459583,52,7.14,60,7.37,75,7.77,90,8.1,110,8.65,120,8.83,135,8.48,150,7.69,178.3,7.263197

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.48	4.76	5	5.03	5.1	4.91	4.4	3.74
8	5.41	5.71	5.98	6.16	6.24	6.04	5.49	4.76
10	6.17	6.48	6.7	6.94	6.99	6.87	6.43	5.63
12	6.71	6.92	7.08	7.32	7.38	7.29	7.03	6.36
14	6.98	7.16	7.33	7.56	7.74	7.64	7.38	6.83
16	7.09	7.29	7.53	7.67	8.1	8.03	7.72	7.17
20	7.14	7.37	7.77	8.1	8.65	8.83	8.48	7.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	2.89	145.7°	3.24
8	42.5°	3.57	146.8°	4.12
10	42°	4.08	146.4°	4.87
12	41.7°	4.54	147.2°	5.5
14	40.2°	4.85	150.3°	5.92
16	39.5°	4.96	175.5°	6.51
20	39.7°	4.97	178.3°	7.26

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