VIRYI — ORC Rating | RegattaPages

GPH

644.7

OSN

624.9

LOA

10.3 m

Displacement

5148 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7009

Medium

0.9631

High

1.119

Triple Offshore

Low

0.9045

Medium

1.1865

High

1.337

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.95 m
Displacement: 5148 kg
Crew weight: 560 kg
Wetted surface: 24.9 m²

Sails

Mainsail: 34.51 m²
Genoa: 31.8 m²
Spinnaker: 73.17 m²
Asymmetric spinnaker: 74.36 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
Year built: 2002

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.

6,43,4.457488,52,4.98,60,5.25,75,5.48,90,5.44,110,5.47,120,5.3,135,4.78,145.6,4.26608,150,4.07
8,41.4,5.252555,52,5.93,60,6.23,75,6.47,90,6.56,110,6.61,120,6.43,135,5.88,150,5.12,150.6,5.08486
10,41.3,5.976593,52,6.63,60,6.84,75,7,90,7.14,110,7.2,120,7.1,135,6.75,150,6.03,152.2,5.912404
12,39.6,6.346419,52,6.98,60,7.14,75,7.29,90,7.46,110,7.58,120,7.49,135,7.23,150,6.78,157.2,6.465168
14,39,6.511003,52,7.14,60,7.32,75,7.52,90,7.64,110,7.96,120,7.88,135,7.58,150,7.22,180,6.59
16,38.7,6.573296,52,7.21,60,7.41,75,7.71,90,7.83,110,8.34,120,8.31,135,7.97,150,7.55,180,7.08
20,39.4,6.625828,52,7.24,60,7.47,75,7.91,90,8.3,110,8.75,120,9.16,135,8.83,150,8.3,180,7.75

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.98	5.25	5.48	5.44	5.47	5.3	4.78	4.07
8	5.93	6.23	6.47	6.56	6.61	6.43	5.88	5.12
10	6.63	6.84	7	7.14	7.2	7.1	6.75	6.03
12	6.98	7.14	7.29	7.46	7.58	7.49	7.23	6.78
14	7.14	7.32	7.52	7.64	7.96	7.88	7.58	7.22
16	7.21	7.41	7.71	7.83	8.34	8.31	7.97	7.55
20	7.24	7.47	7.91	8.3	8.75	9.16	8.83	8.3

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.26	145.6°	3.52
8	41.4°	3.94	150.6°	4.43
10	41.3°	4.49	152.2°	5.23
12	39.6°	4.89	157.2°	5.96
14	39°	5.06	180°	6.59
16	38.7°	5.13	180°	7.08
20	39.4°	5.12	180°	7.75

Loading polar chart…