MATTONE V: ORC Rating

GPH

640.6

OSN

622.7

LOA

11.652 m

Displacement

7213 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6502

Medium

0.8637

High

0.972

Triple Offshore

Low

0.8314

Medium

1.0531

High

1.1516

Boat Specifications

Dimensions

Length overall: 11.652 m
Beam: 3.65 m
Draft: 2 m
Displacement: 7213 kg
Crew weight: 350 kg
Wetted surface: 27.74 m²

Sails

Mainsail: 34.18 m²
Genoa: 40.36 m²
Spinnaker: 138.72 m²
Asymmetric spinnaker: 0 m²

Design

Type: Marchi 39
Builder: Marchi
Designer: A.Vallicelli & C.
Year built: 1980
Stability index: 118.1

Performance data

Polar CSV

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

6,43,4.63524,52,5.14,60,5.4,75,5.58,90,5.48,110,5.69,120,5.59,135,5.04,145.1,4.51136,150,4.28
8,40.6,5.360403,52,6.01,60,6.26,75,6.43,90,6.38,110,6.7,120,6.67,135,6.27,149.6,5.414407,150,5.39
10,40,5.848225,52,6.53,60,6.74,75,6.91,90,6.91,110,7.2,120,7.22,135,7.03,150,6.4,150.5,6.365214
12,40,6.135414,52,6.79,60,6.99,75,7.17,90,7.22,110,7.46,120,7.56,135,7.46,150,7.08,159.2,6.707133
14,39.6,6.216636,52,6.9,60,7.11,75,7.34,90,7.44,110,7.63,120,7.83,135,7.81,150,7.48,170,6.915055
16,39.6,6.281527,52,6.96,60,7.18,75,7.46,90,7.61,110,7.78,120,8.02,135,8.13,150,7.82,177.2,7.258666
20,40,6.318171,52,7,60,7.23,75,7.57,90,7.86,110,8.02,120,8.32,135,8.8,150,8.51,178.1,7.914351

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.14	5.4	5.58	5.48	5.69	5.59	5.04	4.28
8	6.01	6.26	6.43	6.38	6.7	6.67	6.27	5.39
10	6.53	6.74	6.91	6.91	7.2	7.22	7.03	6.4
12	6.79	6.99	7.17	7.22	7.46	7.56	7.46	7.08
14	6.9	7.11	7.34	7.44	7.63	7.83	7.81	7.48
16	6.96	7.18	7.46	7.61	7.78	8.02	8.13	7.82
20	7	7.23	7.57	7.86	8.02	8.32	8.8	8.51

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.39	145.1°	3.7
8	40.6°	4.07	149.6°	4.67
10	40°	4.48	150.5°	5.54
12	40°	4.7	159.2°	6.27
14	39.6°	4.79	170°	6.81
16	39.6°	4.84	177.2°	7.25
20	40°	4.84	178.1°	7.91

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°	5.14	6.01	6.53	6.79	6.90	6.96	7.00
60°	5.40	6.26	6.74	6.99	7.11	7.18	7.23
75°	5.58	6.43	6.91	7.17	7.34	7.46	7.57
90°	5.48	6.38	6.91	7.22	7.44	7.61	7.86
110°	5.69	6.70	7.20	7.46	7.63	7.78	8.02
120°	5.59	6.67	7.22	7.56	7.83	8.02	8.32
135°	5.04	6.27	7.03	7.46	7.81	8.13	8.80
150°	4.28	5.39	6.40	7.08	7.48	7.82	8.51