CHARAVGI: ORC Rating

GPH

722.8

OSN

697.8

LOA

10.4 m

Displacement

4500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5379

Medium

0.7525

High

0.8917

Triple Offshore

Low

0.6995

Medium

0.9489

High

1.0901

Boat Specifications

Dimensions

Length overall: 10.4 m
Beam: 3.48 m
Draft: 1.75 m
Displacement: 4500 kg
Crew weight: 551 kg
Wetted surface: 22.78 m²

Sails

Mainsail: 21.06 m²
Genoa: 28.33 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 62.22 m²

Design

Type: DUFOUR 35 CLASSIC
Builder: DUFOUR
Designer: JAKOPIN & JAKOPIN
Year built: 1996
Stability index: 111.9

Performance data

Polar CSV

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

6,45.7,3.894531,52,4.25,60,4.54,75,4.73,90,4.76,110,4.84,120,4.66,135,4.18,144.8,3.769221,150,3.56
8,44.1,4.720618,52,5.21,60,5.51,75,5.7,90,5.86,110,5.95,120,5.77,135,5.28,145.7,4.793618,150,4.58
10,42.9,5.310269,52,5.88,60,6.15,75,6.36,90,6.59,110,6.69,120,6.57,135,6.17,145.8,5.670548,150,5.42
12,41.8,5.727884,52,6.33,60,6.56,75,6.75,90,7,110,7.11,120,7.04,135,6.76,146.2,6.329842,150,6.07
14,40.6,6.005758,52,6.62,60,6.81,75,7,90,7.26,110,7.44,120,7.39,135,7.15,148,6.650566,150,6.51
16,39.9,6.139486,52,6.78,60,6.98,75,7.2,90,7.43,110,7.75,120,7.73,135,7.48,150,6.85,171.2,6.172662
20,40.2,6.205845,52,6.87,60,7.11,75,7.47,90,7.65,110,8.26,120,8.38,135,8.14,150,7.38,176.3,6.89437

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.25	4.54	4.73	4.76	4.84	4.66	4.18	3.56
8	5.21	5.51	5.7	5.86	5.95	5.77	5.28	4.58
10	5.88	6.15	6.36	6.59	6.69	6.57	6.17	5.42
12	6.33	6.56	6.75	7	7.11	7.04	6.76	6.07
14	6.62	6.81	7	7.26	7.44	7.39	7.15	6.51
16	6.78	6.98	7.2	7.43	7.75	7.73	7.48	6.85
20	6.87	7.11	7.47	7.65	8.26	8.38	8.14	7.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.7°	2.72	144.8°	3.08
8	44.1°	3.39	145.7°	3.96
10	42.9°	3.89	145.8°	4.69
12	41.8°	4.27	146.2°	5.26
14	40.6°	4.56	148°	5.64
16	39.9°	4.71	171.2°	6.1
20	40.2°	4.74	176.3°	6.88

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°	4.25	5.21	5.88	6.33	6.62	6.78	6.87
60°	4.54	5.51	6.15	6.56	6.81	6.98	7.11
75°	4.73	5.70	6.36	6.75	7.00	7.20	7.47
90°	4.76	5.86	6.59	7.00	7.26	7.43	7.65
110°	4.84	5.95	6.69	7.11	7.44	7.75	8.26
120°	4.66	5.77	6.57	7.04	7.39	7.73	8.38
135°	4.18	5.28	6.17	6.76	7.15	7.48	8.14
150°	3.56	4.58	5.42	6.07	6.51	6.85	7.38