MORETTO: ORC Rating

GPH

696.9

OSN

677.8

LOA

9.117 m

Displacement

3222 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5967

Medium

0.7969

High

0.8992

Triple Offshore

Low

0.7623

Medium

0.9677

High

1.0663

Boat Specifications

Dimensions

Length overall: 9.117 m
Beam: 3.06 m
Draft: 1.73 m
Displacement: 3222 kg
Crew weight: 400 kg
Wetted surface: 17.85 m²

Sails

Mainsail: 21.9 m²
Genoa: 29.56 m²
Spinnaker: 66.81 m²
Asymmetric spinnaker: 63.55 m²

Design

Type: Proto
Builder: Belardi & C.
Designer: Frers
Year built: 1977
Stability index: 116.9

Performance data

Polar CSV

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

6,41.8,4.238902,52,4.74,60,4.99,75,5.16,90,5.08,110,5.13,120,4.97,135,4.54,146.2,4.067465,150,3.91
8,41.4,4.985928,52,5.59,60,5.81,75,5.95,90,6.01,110,6.1,120,5.98,135,5.57,150,4.85,151.4,4.795082
10,40.6,5.557961,52,6.07,60,6.21,75,6.31,90,6.44,110,6.53,120,6.47,135,6.24,150,5.73,152.9,5.582935
12,39.4,5.745836,52,6.28,60,6.41,75,6.55,90,6.67,110,6.88,120,6.84,135,6.61,150,6.29,161.3,5.933213
14,39,5.829021,52,6.36,60,6.53,75,6.74,90,6.83,110,7.2,120,7.22,135,6.97,150,6.63,176.6,6.160844
16,38.8,5.863951,52,6.4,60,6.58,75,6.88,90,7.06,110,7.44,120,7.55,135,7.35,150,6.97,179,6.50099
20,39.3,5.879767,52,6.41,60,6.62,75,7.02,90,7.38,110,7.73,120,8.05,135,8.06,150,7.67,178.1,7.143928

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	4.99	5.16	5.08	5.13	4.97	4.54	3.91
8	5.59	5.81	5.95	6.01	6.1	5.98	5.57	4.85
10	6.07	6.21	6.31	6.44	6.53	6.47	6.24	5.73
12	6.28	6.41	6.55	6.67	6.88	6.84	6.61	6.29
14	6.36	6.53	6.74	6.83	7.2	7.22	6.97	6.63
16	6.4	6.58	6.88	7.06	7.44	7.55	7.35	6.97
20	6.41	6.62	7.02	7.38	7.73	8.05	8.06	7.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.16	146.2°	3.38
8	41.4°	3.74	151.4°	4.21
10	40.6°	4.22	152.9°	4.97
12	39.4°	4.44	161.3°	5.62
14	39°	4.53	176.6°	6.15
16	38.8°	4.57	179°	6.5
20	39.3°	4.55	178.1°	7.14

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°	4.74	5.59	6.07	6.28	6.36	6.40	6.41
60°	4.99	5.81	6.21	6.41	6.53	6.58	6.62
75°	5.16	5.95	6.31	6.55	6.74	6.88	7.02
90°	5.08	6.01	6.44	6.67	6.83	7.06	7.38
110°	5.13	6.10	6.53	6.88	7.20	7.44	7.73
120°	4.97	5.98	6.47	6.84	7.22	7.55	8.05
135°	4.54	5.57	6.24	6.61	6.97	7.35	8.06
150°	3.91	4.85	5.73	6.29	6.63	6.97	7.67