NEFELI — ORC Rating | RegattaPages

GPH

684.3

OSN

662.6

LOA

10.3 m

Displacement

5426 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6413

Medium

0.8934

High

1.063

Triple Offshore

Low

0.8362

Medium

1.1244

High

1.2883

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: 25.51 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: 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.

6,45,4.143646,52,4.57,60,4.89,75,5.13,90,5.11,110,5.15,120,4.95,135,4.42,145.4,3.936164,150,3.74
8,43.5,4.962955,52,5.52,60,5.86,75,6.12,90,6.23,110,6.29,120,6.07,135,5.51,146.7,4.94133,150,4.77
10,42.5,5.574564,52,6.24,60,6.55,75,6.77,90,6.95,110,7.01,120,6.89,135,6.44,146.3,5.865708,150,5.63
12,41.7,6.120769,52,6.73,60,6.94,75,7.11,90,7.32,110,7.4,120,7.31,135,7.03,147.2,6.543205,150,6.35
14,39.9,6.361081,52,6.99,60,7.17,75,7.34,90,7.56,110,7.74,120,7.65,135,7.39,150,6.83,150.2,6.82212
16,39.2,6.439171,52,7.11,60,7.3,75,7.54,90,7.69,110,8.1,120,8.04,135,7.72,150,7.16,175.7,6.528377
20,39.4,6.483477,52,7.16,60,7.38,75,7.79,90,8.11,110,8.64,120,8.83,135,8.48,150,7.69,178.4,7.252828

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.57	4.89	5.13	5.11	5.15	4.95	4.42	3.74
8	5.52	5.86	6.12	6.23	6.29	6.07	5.51	4.77
10	6.24	6.55	6.77	6.95	7.01	6.89	6.44	5.63
12	6.73	6.94	7.11	7.32	7.4	7.31	7.03	6.35
14	6.99	7.17	7.34	7.56	7.74	7.65	7.39	6.83
16	7.11	7.3	7.54	7.69	8.1	8.04	7.72	7.16
20	7.16	7.38	7.79	8.11	8.64	8.83	8.48	7.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.93	145.4°	3.24
8	43.5°	3.6	146.7°	4.13
10	42.5°	4.11	146.3°	4.88
12	41.7°	4.57	147.2°	5.5
14	39.9°	4.88	150.2°	5.92
16	39.2°	4.99	175.7°	6.51
20	39.4°	5.01	178.4°	7.25

Loading polar chart…