Ro' Viento: ORC Rating

GPH

713.6

OSN

692.7

LOA

8.99 m

Displacement

3785 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6347

Medium

0.8688

High

1.0181

Triple Offshore

Low

0.821

Medium

1.0689

High

1.2074

Boat Specifications

Dimensions

Length overall: 8.99 m
Beam: 3.25 m
Draft: 1.75 m
Displacement: 3785 kg
Crew weight: 487 kg
Wetted surface: 20.04 m²

Sails

Mainsail: 23.65 m²
Genoa: 19.39 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 55.9 m²

Design

Type: Ro 300
Builder: Moatecnica
Designer: Visiers
Year built: 1997

Performance data

Polar CSV

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

6,43.3,4.012241,52,4.47,60,4.71,75,4.88,90,5.08,110,5.09,120,4.91,135,4.42,147.6,3.837372,150,3.74
8,41.8,4.694987,52,5.27,60,5.55,75,5.75,90,6.04,110,6.07,120,5.9,135,5.36,150,4.7,152.1,4.605293
10,41.2,5.236473,52,5.86,60,6.08,75,6.26,90,6.51,110,6.54,120,6.46,135,6.15,150,5.53,152.7,5.412904
12,40.2,5.65596,52,6.22,60,6.37,75,6.51,90,6.79,110,6.86,120,6.78,135,6.56,150,6.21,161.4,5.803105
14,38.6,5.83478,52,6.41,60,6.55,75,6.7,90,6.96,110,7.18,120,7.1,135,6.86,150,6.57,180,6.1
16,38.2,5.917108,52,6.51,60,6.68,75,6.87,90,7.07,110,7.5,120,7.45,135,7.18,150,6.85,180,6.49
20,38.6,5.937145,52,6.55,60,6.76,75,7.13,90,7.36,110,7.88,120,8.09,135,7.88,150,7.48,180,7.05

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.47	4.71	4.88	5.08	5.09	4.91	4.42	3.74
8	5.27	5.55	5.75	6.04	6.07	5.9	5.36	4.7
10	5.86	6.08	6.26	6.51	6.54	6.46	6.15	5.53
12	6.22	6.37	6.51	6.79	6.86	6.78	6.56	6.21
14	6.41	6.55	6.7	6.96	7.18	7.1	6.86	6.57
16	6.51	6.68	6.87	7.07	7.5	7.45	7.18	6.85
20	6.55	6.76	7.13	7.36	7.88	8.09	7.88	7.48

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	2.92	147.6°	3.24
8	41.8°	3.5	152.1°	4.07
10	41.2°	3.94	152.7°	4.81
12	40.2°	4.32	161.4°	5.5
14	38.6°	4.56	180°	6.1
16	38.2°	4.65	180°	6.49
20	38.6°	4.64	180°	7.05

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°	4.47	5.27	5.86	6.22	6.41	6.51	6.55
60°	4.71	5.55	6.08	6.37	6.55	6.68	6.76
75°	4.88	5.75	6.26	6.51	6.70	6.87	7.13
90°	5.08	6.04	6.51	6.79	6.96	7.07	7.36
110°	5.09	6.07	6.54	6.86	7.18	7.50	7.88
120°	4.91	5.90	6.46	6.78	7.10	7.45	8.09
135°	4.42	5.36	6.15	6.56	6.86	7.18	7.88
150°	3.74	4.70	5.53	6.21	6.57	6.85	7.48