Sereia: ORC Rating

GPH

673

OSN

647.4

LOA

13.45 m

Displacement

11800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5678

Medium

0.8122

High

0.9995

Triple Offshore

Low

0.7402

Medium

1.0211

High

1.2031

Boat Specifications

Dimensions

Length overall: 13.45 m
Beam: 4.11 m
Draft: 1.98 m
Displacement: 11800 kg
Crew weight: 800 kg
Wetted surface: 40.79 m²

Sails

Mainsail: 36.5 m²
Genoa: 44.05 m²
Spinnaker: 120.43 m²
Asymmetric spinnaker: 0 m²

Design

Type: LAVRANOS 43
Builder: AP DIAS
Designer: ANGELO LAVRANOS
Year built: 1993
Stability index: 124.6

Performance data

Polar CSV

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

6,46.5,4.067671,52,4.43,60,4.77,75,4.98,90,5.01,110,5.2,120,5.06,135,4.57,146,4.016706,150,3.84
8,44.8,4.946653,52,5.45,60,5.77,75,5.99,90,6.16,110,6.38,120,6.25,135,5.74,149.6,4.985428,150,4.97
10,43.6,5.592595,52,6.17,60,6.49,75,6.73,90,7.02,110,7.24,120,7.14,135,6.69,150,5.96,150.7,5.928428
12,42.6,6.086154,52,6.74,60,7.03,75,7.26,90,7.57,110,7.78,120,7.72,135,7.39,150,6.8,155,6.543031
14,41.8,6.479082,52,7.15,60,7.39,75,7.6,90,7.89,110,8.13,120,8.1,135,7.85,150,7.41,160.4,6.963482
16,41.1,6.781115,52,7.43,60,7.64,75,7.85,90,8.06,110,8.42,120,8.41,135,8.2,150,7.83,171.8,7.203648
20,40.2,6.96521,52,7.69,60,7.93,75,8.19,90,8.29,110,8.88,120,8.98,135,8.83,150,8.46,178.4,7.943097

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.77	4.98	5.01	5.2	5.06	4.57	3.84
8	5.45	5.77	5.99	6.16	6.38	6.25	5.74	4.97
10	6.17	6.49	6.73	7.02	7.24	7.14	6.69	5.96
12	6.74	7.03	7.26	7.57	7.78	7.72	7.39	6.8
14	7.15	7.39	7.6	7.89	8.13	8.1	7.85	7.41
16	7.43	7.64	7.85	8.06	8.42	8.41	8.2	7.83
20	7.69	7.93	8.19	8.29	8.88	8.98	8.83	8.46

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.5°	2.8	146°	3.33
8	44.8°	3.51	149.6°	4.3
10	43.6°	4.05	150.7°	5.17
12	42.6°	4.48	155°	5.93
14	41.8°	4.83	160.4°	6.56
16	41.1°	5.11	171.8°	7.13
20	40.2°	5.32	178.4°	7.94

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 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°	4.43	5.45	6.17	6.74	7.15	7.43	7.69
60°	4.77	5.77	6.49	7.03	7.39	7.64	7.93
75°	4.98	5.99	6.73	7.26	7.60	7.85	8.19
90°	5.01	6.16	7.02	7.57	7.89	8.06	8.29
110°	5.20	6.38	7.24	7.78	8.13	8.42	8.88
120°	5.06	6.25	7.14	7.72	8.10	8.41	8.98
135°	4.57	5.74	6.69	7.39	7.85	8.20	8.83
150°	3.84	4.97	5.96	6.80	7.41	7.83	8.46