VAGALUME: ORC Rating

GPH

646.5

OSN

627.7

LOA

10.3 m

Displacement

5416 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7051

Medium

0.9596

High

1.101

Triple Offshore

Low

0.9089

Medium

1.1806

High

1.3161

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.96 m
Displacement: 5416 kg
Crew weight: 548 kg
Wetted surface: 25.52 m²

Sails

Mainsail: 35.02 m²
Genoa: 35.39 m²
Spinnaker: 78 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
Year built: 2003

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,42.8,4.538455,52,5.07,60,5.34,75,5.57,90,5.52,110,5.39,120,5.25,135,4.77,146,4.209701,150,4.03
8,41.4,5.332544,52,6.01,60,6.31,75,6.52,90,6.49,110,6.53,120,6.38,135,5.85,150,5.09,150.4,5.07191
10,41.2,6.007324,52,6.66,60,6.87,75,7.02,90,7.05,110,7.15,120,7.06,135,6.73,150,6.01,151.4,5.934056
12,40.3,6.34614,52,6.96,60,7.13,75,7.29,90,7.34,110,7.51,120,7.45,135,7.21,150,6.78,157,6.463844
14,39.4,6.418771,52,7.07,60,7.26,75,7.48,90,7.57,110,7.85,120,7.82,135,7.55,150,7.2,175.4,6.591231
16,39.1,6.455799,52,7.12,60,7.32,75,7.63,90,7.8,110,8.13,120,8.21,135,7.92,150,7.53,180,7.06
20,39.8,6.45595,52,7.14,60,7.36,75,7.75,90,8.18,110,8.49,120,8.86,135,8.76,150,8.25,180,7.71

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.34	5.57	5.52	5.39	5.25	4.77	4.03
8	6.01	6.31	6.52	6.49	6.53	6.38	5.85	5.09
10	6.66	6.87	7.02	7.05	7.15	7.06	6.73	6.01
12	6.96	7.13	7.29	7.34	7.51	7.45	7.21	6.78
14	7.07	7.26	7.48	7.57	7.85	7.82	7.55	7.2
16	7.12	7.32	7.63	7.8	8.13	8.21	7.92	7.53
20	7.14	7.36	7.75	8.18	8.49	8.86	8.76	8.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.33	146°	3.49
8	41.4°	4	150.4°	4.41
10	41.2°	4.52	151.4°	5.21
12	40.3°	4.84	157°	5.95
14	39.4°	4.96	175.4°	6.57
16	39.1°	5.01	180°	7.06
20	39.8°	4.96	180°	7.71

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.07	6.01	6.66	6.96	7.07	7.12	7.14
60°	5.34	6.31	6.87	7.13	7.26	7.32	7.36
75°	5.57	6.52	7.02	7.29	7.48	7.63	7.75
90°	5.52	6.49	7.05	7.34	7.57	7.80	8.18
110°	5.39	6.53	7.15	7.51	7.85	8.13	8.49
120°	5.25	6.38	7.06	7.45	7.82	8.21	8.86
135°	4.77	5.85	6.73	7.21	7.55	7.92	8.76
150°	4.03	5.09	6.01	6.78	7.20	7.53	8.25