VOLTAIRE: ORC Rating

GPH

631.6

OSN

610.9

LOA

13.09 m

Displacement

10552 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6307

Medium

0.8674

High

1.0025

Triple Offshore

Low

0.8149

Medium

1.0807

High

1.2164

Boat Specifications

Dimensions

Length overall: 13.09 m
Beam: 4.26 m
Draft: 2.12 m
Displacement: 10552 kg
Crew weight: 480 kg
Wetted surface: 37.72 m²

Sails

Mainsail: 39.7 m²
Genoa: 52.13 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 110.61 m²

Design

Type: SUN MAGIC 44
Builder: JEANNEAU
Designer: D. ANDRIEU
Year built: 1987
Stability index: 117.4

Performance data

Polar CSV

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

6,44.8,4.650699,52,5.12,60,5.43,75,5.63,90,5.52,110,5.47,120,5.31,135,4.77,144.3,4.309901,150,4.04
8,42.6,5.515577,52,6.12,60,6.4,75,6.6,90,6.54,110,6.67,120,6.51,135,5.99,147.1,5.359568,150,5.19
10,41.2,6.126939,52,6.81,60,7.05,75,7.23,90,7.28,110,7.45,120,7.35,135,6.95,147.5,6.307866,150,6.14
12,40.2,6.520065,52,7.22,60,7.43,75,7.6,90,7.71,110,7.89,120,7.84,135,7.57,147.9,7.035587,150,6.88
14,39.9,6.752132,52,7.45,60,7.65,75,7.85,90,7.97,110,8.21,120,8.19,135,7.97,148.9,7.450946,150,7.36
16,39.4,6.845827,52,7.57,60,7.79,75,8.02,90,8.12,110,8.48,120,8.5,135,8.3,150,7.7,170.3,6.878336
20,39,6.909899,52,7.68,60,7.91,75,8.25,90,8.46,110,8.91,120,9.1,135,8.95,150,8.22,176.3,7.665979

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.43	5.63	5.52	5.47	5.31	4.77	4.04
8	6.12	6.4	6.6	6.54	6.67	6.51	5.99	5.19
10	6.81	7.05	7.23	7.28	7.45	7.35	6.95	6.14
12	7.22	7.43	7.6	7.71	7.89	7.84	7.57	6.88
14	7.45	7.65	7.85	7.97	8.21	8.19	7.97	7.36
16	7.57	7.79	8.02	8.12	8.48	8.5	8.3	7.7
20	7.68	7.91	8.25	8.46	8.91	9.1	8.95	8.22

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.8°	3.3	144.3°	3.5
8	42.6°	4.06	147.1°	4.5
10	41.2°	4.61	147.5°	5.32
12	40.2°	4.98	147.9°	5.96
14	39.9°	5.18	148.9°	6.38
16	39.4°	5.29	170.3°	6.78
20	39°	5.37	176.3°	7.65

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°	5.12	6.12	6.81	7.22	7.45	7.57	7.68
60°	5.43	6.40	7.05	7.43	7.65	7.79	7.91
75°	5.63	6.60	7.23	7.60	7.85	8.02	8.25
90°	5.52	6.54	7.28	7.71	7.97	8.12	8.46
110°	5.47	6.67	7.45	7.89	8.21	8.48	8.91
120°	5.31	6.51	7.35	7.84	8.19	8.50	9.10
135°	4.77	5.99	6.95	7.57	7.97	8.30	8.95
150°	4.04	5.19	6.14	6.88	7.36	7.70	8.22