ZIRALLA PRIMERO: ORC Rating

GPH

648.1

OSN

628.6

LOA

9.968 m

Displacement

3509 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6278

Medium

0.8483

High

0.9668

Triple Offshore

Low

0.8096

Medium

1.0458

High

1.166

Boat Specifications

Dimensions

Length overall: 9.968 m
Beam: 3.23 m
Draft: 1.9 m
Displacement: 3509 kg
Crew weight: 400 kg
Wetted surface: 21.47 m²

Sails

Mainsail: 30.51 m²
Genoa: 22.07 m²
Spinnaker: 65.54 m²
Asymmetric spinnaker: 0 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.

6,43.5,4.590733,52,5.08,60,5.35,75,5.55,90,5.44,110,5.51,120,5.34,135,4.78,143.4,4.309821,150,4
8,41.2,5.382668,52,6,60,6.25,75,6.44,90,6.45,110,6.61,120,6.49,135,5.94,148,5.235552,150,5.12
10,39.7,5.848717,52,6.55,60,6.76,75,6.94,90,6.96,110,7.2,120,7.15,135,6.78,150,6.09,151.6,6.002397
12,39.3,6.086528,52,6.78,60,7,75,7.23,90,7.31,110,7.61,120,7.63,135,7.31,150,6.82,157.2,6.508558
14,39.2,6.193992,52,6.88,60,7.11,75,7.43,90,7.61,110,7.93,120,8.08,135,7.8,150,7.31,168.7,6.730473
16,39.2,6.245609,52,6.94,60,7.18,75,7.55,90,7.87,110,8.17,120,8.49,135,8.31,150,7.77,177.2,7.108487
20,39.6,6.294506,52,6.99,60,7.25,75,7.71,90,8.2,110,8.51,120,9.07,135,9.55,150,8.8,177.2,7.969515
24,41.5,6.248701,52,6.92,60,7.22,75,7.75,90,8.38,110,8.94,120,9.5,135,11.05,150,10.24,172.1,9.025658

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.35	5.55	5.44	5.51	5.34	4.78	4
8	6	6.25	6.44	6.45	6.61	6.49	5.94	5.12
10	6.55	6.76	6.94	6.96	7.2	7.15	6.78	6.09
12	6.78	7	7.23	7.31	7.61	7.63	7.31	6.82
14	6.88	7.11	7.43	7.61	7.93	8.08	7.8	7.31
16	6.94	7.18	7.55	7.87	8.17	8.49	8.31	7.77
20	6.99	7.25	7.71	8.2	8.51	9.07	9.55	8.8
24	6.92	7.22	7.75	8.38	8.94	9.5	11.05	10.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.33	143.4°	3.46
8	41.2°	4.05	148°	4.44
10	39.7°	4.5	151.6°	5.28
12	39.3°	4.71	157.2°	6
14	39.2°	4.8	168.7°	6.6
16	39.2°	4.84	177.2°	7.1
20	39.6°	4.85	177.2°	7.96
24	41.5°	4.68	172.1°	8.94

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.08	6.00	6.55	6.78	6.88	6.94	6.99	6.92
60°	5.35	6.25	6.76	7.00	7.11	7.18	7.25	7.22
75°	5.55	6.44	6.94	7.23	7.43	7.55	7.71	7.75
90°	5.44	6.45	6.96	7.31	7.61	7.87	8.20	8.38
110°	5.51	6.61	7.20	7.61	7.93	8.17	8.51	8.94
120°	5.34	6.49	7.15	7.63	8.08	8.49	9.07	9.50
135°	4.78	5.94	6.78	7.31	7.80	8.31	9.55	11.05
150°	4.00	5.12	6.09	6.82	7.31	7.77	8.80	10.24