PRAIA: ORC Rating

GPH

713.7

OSN

689.9

LOA

9.98 m

Displacement

4603 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5397

Medium

0.7586

High

0.903

Triple Offshore

Low

0.704

Medium

0.9621

High

1.1106

Boat Specifications

Dimensions

Length overall: 9.98 m
Beam: 3.72 m
Draft: 1.94 m
Displacement: 4603 kg
Crew weight: 320 kg
Wetted surface: 26.01 m²

Sails

Mainsail: 25.91 m²
Genoa: 29.11 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 55.58 m²

Design

Type: SUN LIBERTY 34
Builder: JEANNEAU
Designer: DANIEL ANDRIEU
Year built: 1990

Performance data

Polar CSV

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

6,45,3.931514,52,4.34,60,4.65,75,4.9,90,4.84,110,4.83,120,4.63,135,4.14,145,3.723362,150,3.52
8,43.5,4.728593,52,5.26,60,5.58,75,5.87,90,5.89,110,5.96,120,5.75,135,5.22,146,4.716312,150,4.51
10,42.8,5.369824,52,5.99,60,6.32,75,6.58,90,6.73,110,6.79,120,6.64,135,6.15,146,5.596851,150,5.36
12,42,5.866959,52,6.53,60,6.78,75,6.98,90,7.17,110,7.24,120,7.15,135,6.84,146,6.368831,150,6.09
14,41.2,6.15352,52,6.81,60,7.03,75,7.24,90,7.46,110,7.61,120,7.52,135,7.25,148.5,6.720303,150,6.62
16,40.9,6.244597,52,6.93,60,7.17,75,7.45,90,7.63,110,7.98,120,7.92,135,7.61,150,7.01,172,6.38211
20,42.8,6.378369,52,6.95,60,7.23,75,7.71,90,8.04,110,8.6,120,8.68,135,8.37,150,7.59,176,7.147411

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.34	4.65	4.9	4.84	4.83	4.63	4.14	3.52
8	5.26	5.58	5.87	5.89	5.96	5.75	5.22	4.51
10	5.99	6.32	6.58	6.73	6.79	6.64	6.15	5.36
12	6.53	6.78	6.98	7.17	7.24	7.15	6.84	6.09
14	6.81	7.03	7.24	7.46	7.61	7.52	7.25	6.62
16	6.93	7.17	7.45	7.63	7.98	7.92	7.61	7.01
20	6.95	7.23	7.71	8.04	8.6	8.68	8.37	7.59

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.78	145°	3.05
8	43.5°	3.43	146°	3.91
10	42.8°	3.94	146°	4.64
12	42°	4.36	146°	5.28
14	41.2°	4.63	148.5°	5.73
16	40.9°	4.72	172°	6.32
20	42.8°	4.68	176°	7.13

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°	4.34	5.26	5.99	6.53	6.81	6.93	6.95
60°	4.65	5.58	6.32	6.78	7.03	7.17	7.23
75°	4.90	5.87	6.58	6.98	7.24	7.45	7.71
90°	4.84	5.89	6.73	7.17	7.46	7.63	8.04
110°	4.83	5.96	6.79	7.24	7.61	7.98	8.60
120°	4.63	5.75	6.64	7.15	7.52	7.92	8.68
135°	4.14	5.22	6.15	6.84	7.25	7.61	8.37
150°	3.52	4.51	5.36	6.09	6.62	7.01	7.59