Martini Racing: ORC Rating

GPH

572.6

OSN

557.5

LOA

10.4 m

Displacement

3015 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7439

Medium

0.9547

High

1.0925

Triple Offshore

Low

0.9446

Medium

1.1642

High

1.3144

Boat Specifications

Dimensions

Length overall: 10.4 m
Beam: 3.4 m
Draft: 2.6 m
Displacement: 3015 kg
Crew weight: 560 kg
Wetted surface: 21.24 m²

Sails

Mainsail: 40.76 m²
Genoa: 26.43 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 111.93 m²

Design

Type: Sloop
Builder: AC Marine
Designer: AC Marine
Year built: 1999
Stability index: 125.4

Performance data

Polar CSV

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

6,41.7,5.236807,52,5.86,60,6.16,75,6.39,90,6.35,110,6.46,120,6.32,135,5.72,144.2,5.178384,150,4.85
8,40,6.148468,52,6.81,60,6.98,75,7.09,90,7.13,110,7.33,120,7.27,135,6.94,146.4,6.327129,150,6.08
10,37,6.423456,52,7.14,60,7.31,75,7.5,90,7.52,110,7.86,120,7.93,135,7.58,150,7,152,6.886026
12,36.4,6.58472,52,7.28,60,7.5,75,7.85,90,7.98,110,8.25,120,8.57,135,8.32,150,7.54,151.2,7.463141
14,35.8,6.633263,52,7.36,60,7.62,75,8.1,90,8.43,110,8.62,120,9.05,135,9.19,147.7,8.32878,150,8.13
16,35.1,6.710263,52,7.42,60,7.7,75,8.26,90,8.79,110,8.98,120,9.52,135,10.21,145.2,9.377102,150,8.89
20,35.2,6.779703,52,7.58,60,7.92,75,8.43,90,9.2,110,9.83,120,10.46,135,11.94,143.2,12.226323,150,11.3

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.86	6.16	6.39	6.35	6.46	6.32	5.72	4.85
8	6.81	6.98	7.09	7.13	7.33	7.27	6.94	6.08
10	7.14	7.31	7.5	7.52	7.86	7.93	7.58	7
12	7.28	7.5	7.85	7.98	8.25	8.57	8.32	7.54
14	7.36	7.62	8.1	8.43	8.62	9.05	9.19	8.13
16	7.42	7.7	8.26	8.79	8.98	9.52	10.21	8.89
20	7.58	7.92	8.43	9.2	9.83	10.46	11.94	11.3

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.91	144.2°	4.2
8	40°	4.71	146.4°	5.27
10	37°	5.13	152°	6.08
12	36.4°	5.3	151.2°	6.54
14	35.8°	5.38	147.7°	7.04
16	35.1°	5.49	145.2°	7.7
20	35.2°	5.54	143.2°	9.79

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°	5.86	6.81	7.14	7.28	7.36	7.42	7.58
60°	6.16	6.98	7.31	7.50	7.62	7.70	7.92
75°	6.39	7.09	7.50	7.85	8.10	8.26	8.43
90°	6.35	7.13	7.52	7.98	8.43	8.79	9.20
110°	6.46	7.33	7.86	8.25	8.62	8.98	9.83
120°	6.32	7.27	7.93	8.57	9.05	9.52	10.46
135°	5.72	6.94	7.58	8.32	9.19	10.21	11.94
150°	4.85	6.08	7.00	7.54	8.13	8.89	11.30