VAIXELL: ORC Rating

GPH

630.3

OSN

612.3

LOA

11.92 m

Displacement

8088 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6385

Medium

0.8701

High

1.0107

Triple Offshore

Low

0.8263

Medium

1.0768

High

1.208

Boat Specifications

Dimensions

Length overall: 11.92 m
Beam: 3.92 m
Draft: 1.78 m
Displacement: 8088 kg
Crew weight: 850 kg
Wetted surface: 31.72 m²

Sails

Mainsail: 37.11 m²
Genoa: 53.22 m²
Spinnaker: 106.86 m²
Asymmetric spinnaker: 91.71 m²

Design

Type: VOLKER 40
Builder: DURILUZ
Designer: NESTOR VOLKER
Year built: 1992
Stability index: 114.8

Performance data

Polar CSV

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

6,44.4,4.716765,52,5.19,60,5.53,75,5.79,90,5.73,110,5.5,120,5.36,135,4.87,145.1,4.377238,150,4.15
8,43,5.51033,52,6.15,60,6.51,75,6.76,90,6.74,110,6.69,120,6.53,135,5.99,150,5.24,150.2,5.231828
10,43,6.248686,52,6.85,60,7.09,75,7.26,90,7.29,110,7.38,120,7.3,135,6.92,150,6.17,152,6.05925
12,41.8,6.586396,52,7.18,60,7.37,75,7.53,90,7.62,110,7.74,120,7.7,135,7.45,150,6.98,155.6,6.709245
14,40.6,6.690626,52,7.33,60,7.53,75,7.73,90,7.84,110,8.06,120,8.04,135,7.8,150,7.46,164.6,6.980637
16,40,6.76201,52,7.41,60,7.61,75,7.89,90,8.04,110,8.4,120,8.4,135,8.15,150,7.79,177.2,7.258666
20,40,6.814226,52,7.47,60,7.69,75,8.09,90,8.44,110,8.89,120,9.09,135,8.93,150,8.47,179,7.911205

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.53	5.79	5.73	5.5	5.36	4.87	4.15
8	6.15	6.51	6.76	6.74	6.69	6.53	5.99	5.24
10	6.85	7.09	7.26	7.29	7.38	7.3	6.92	6.17
12	7.18	7.37	7.53	7.62	7.74	7.7	7.45	6.98
14	7.33	7.53	7.73	7.84	8.06	8.04	7.8	7.46
16	7.41	7.61	7.89	8.04	8.4	8.4	8.15	7.79
20	7.47	7.69	8.09	8.44	8.89	9.09	8.93	8.47

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	3.37	145.1°	3.59
8	43°	4.03	150.2°	4.54
10	43°	4.57	152°	5.35
12	41.8°	4.91	155.6°	6.11
14	40.6°	5.08	164.6°	6.73
16	40°	5.18	177.2°	7.25
20	40°	5.22	179°	7.91

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°	5.19	6.15	6.85	7.18	7.33	7.41	7.47
60°	5.53	6.51	7.09	7.37	7.53	7.61	7.69
75°	5.79	6.76	7.26	7.53	7.73	7.89	8.09
90°	5.73	6.74	7.29	7.62	7.84	8.04	8.44
110°	5.50	6.69	7.38	7.74	8.06	8.40	8.89
120°	5.36	6.53	7.30	7.70	8.04	8.40	9.09
135°	4.87	5.99	6.92	7.45	7.80	8.15	8.93
150°	4.15	5.24	6.17	6.98	7.46	7.79	8.47