SUR-BE: ORC Rating

GPH

650.2

OSN

631.6

LOA

9.97 m

Displacement

3514 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6174

Medium

0.8442

High

0.9692

Triple Offshore

Low

0.8014

Medium

1.0445

High

1.1727

Boat Specifications

Dimensions

Length overall: 9.97 m
Beam: 3.23 m
Draft: 1.9 m
Displacement: 3514 kg
Crew weight: 200 kg
Wetted surface: 21.7 m²

Sails

Mainsail: 32.18 m²
Genoa: 21.49 m²
Spinnaker: 61.84 m²
Asymmetric spinnaker: 55.53 m²

Design

Type: ASTRAEA 330
Builder: ASTRAEA
Designer: FAUROUX JACQUES
Year built: 2000

Performance data

Polar CSV

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

6,42.8,4.402165,52,4.94,60,5.23,75,5.49,90,5.53,110,5.53,120,5.34,135,4.8,144,4.276795,150,4
8,41.2,5.223182,52,5.9,60,6.2,75,6.44,90,6.61,110,6.64,120,6.48,135,5.92,149,5.133187,150,5.08
10,40.5,5.838986,52,6.55,60,6.77,75,6.94,90,7.12,110,7.2,120,7.11,135,6.77,150,6.03,151,5.979742
12,39.9,6.165556,52,6.84,60,7.03,75,7.22,90,7.36,110,7.62,120,7.55,135,7.24,150,6.8,157,6.485571
14,39.6,6.268549,52,6.94,60,7.16,75,7.44,90,7.57,110,8.07,120,8.03,135,7.67,150,7.24,180,6.61
16,39.8,6.32579,52,6.99,60,7.22,75,7.6,90,7.86,110,8.37,120,8.56,135,8.18,150,7.64,180,7.09
20,39.9,6.361081,52,7.03,60,7.25,75,7.73,90,8.33,110,8.86,120,9.42,135,9.4,150,8.63,180,7.89

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.94	5.23	5.49	5.53	5.53	5.34	4.8	4
8	5.9	6.2	6.44	6.61	6.64	6.48	5.92	5.08
10	6.55	6.77	6.94	7.12	7.2	7.11	6.77	6.03
12	6.84	7.03	7.22	7.36	7.62	7.55	7.24	6.8
14	6.94	7.16	7.44	7.57	8.07	8.03	7.67	7.24
16	6.99	7.22	7.6	7.86	8.37	8.56	8.18	7.64
20	7.03	7.25	7.73	8.33	8.86	9.42	9.4	8.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.23	144°	3.46
8	41.2°	3.93	149°	4.4
10	40.5°	4.44	151°	5.23
12	39.9°	4.73	157°	5.97
14	39.6°	4.83	180°	6.61
16	39.8°	4.86	180°	7.09
20	39.9°	4.88	180°	7.89

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°	4.94	5.90	6.55	6.84	6.94	6.99	7.03
60°	5.23	6.20	6.77	7.03	7.16	7.22	7.25
75°	5.49	6.44	6.94	7.22	7.44	7.60	7.73
90°	5.53	6.61	7.12	7.36	7.57	7.86	8.33
110°	5.53	6.64	7.20	7.62	8.07	8.37	8.86
120°	5.34	6.48	7.11	7.55	8.03	8.56	9.42
135°	4.80	5.92	6.77	7.24	7.67	8.18	9.40
150°	4.00	5.08	6.03	6.80	7.24	7.64	8.63