CHROMA: ORC Rating

GPH

523.5

OSN

510.5

LOA

13.83 m

Displacement

7411 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7779

Medium

1.0354

High

1.1897

Triple Offshore

Low

1.0119

Medium

1.2872

High

1.4529

Boat Specifications

Dimensions

Length overall: 13.83 m
Beam: 3.17 m
Draft: 2.69 m
Displacement: 7411 kg
Crew weight: 920 kg
Wetted surface: 36.66 m²

Sails

Mainsail: 80.15 m²
Genoa: 49.15 m²
Spinnaker: 136.65 m²
Asymmetric spinnaker: 0 m²

Design

Type: B&C46
Builder: ML BOATWORKS
Designer: BOTIN & CARKEEK
Year built: 2006

Performance data

Polar CSV

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

6,43.1,5.806928,52,6.51,60,6.92,75,7.26,90,7.19,110,6.72,120,6.48,135,5.78,141.5,5.353893,150,4.83
8,41.8,6.961995,52,7.77,60,8.06,75,8.25,90,8.21,110,8.1,120,7.93,135,7.24,142.2,6.669577,150,6.09
10,40.1,7.373307,52,8.18,60,8.44,75,8.73,90,8.75,110,8.8,120,8.67,135,8.22,147.5,7.43427,150,7.24
12,39,7.527543,52,8.35,60,8.62,75,9.04,90,9.26,110,9.31,120,9.37,135,8.82,150,8.14,154.5,7.877372
14,38.6,7.651751,52,8.44,60,8.72,75,9.23,90,9.68,110,9.73,120,10.04,135,9.49,150,8.71,163,8.125025
16,37.9,7.7685,52,8.57,60,8.83,75,9.36,90,9.96,110,10.1,120,10.5,135,10.26,150,9.32,180,8.37
20,38.2,7.851302,52,8.69,60,9.05,75,9.67,90,10.28,110,11.24,120,11.58,135,12.5,150,10.89,180,9.49

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.51	6.92	7.26	7.19	6.72	6.48	5.78	4.83
8	7.77	8.06	8.25	8.21	8.1	7.93	7.24	6.09
10	8.18	8.44	8.73	8.75	8.8	8.67	8.22	7.24
12	8.35	8.62	9.04	9.26	9.31	9.37	8.82	8.14
14	8.44	8.72	9.23	9.68	9.73	10.04	9.49	8.71
16	8.57	8.83	9.36	9.96	10.1	10.5	10.26	9.32
20	8.69	9.05	9.67	10.28	11.24	11.58	12.5	10.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	4.24	141.5°	4.19
8	41.8°	5.19	142.2°	5.27
10	40.1°	5.64	147.5°	6.27
12	39°	5.85	154.5°	7.11
14	38.6°	5.98	163°	7.77
16	37.9°	6.13	180°	8.37
20	38.2°	6.17	180°	9.49

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°	6.51	7.77	8.18	8.35	8.44	8.57	8.69
60°	6.92	8.06	8.44	8.62	8.72	8.83	9.05
75°	7.26	8.25	8.73	9.04	9.23	9.36	9.67
90°	7.19	8.21	8.75	9.26	9.68	9.96	10.28
110°	6.72	8.10	8.80	9.31	9.73	10.10	11.24
120°	6.48	7.93	8.67	9.37	10.04	10.50	11.58
135°	5.78	7.24	8.22	8.82	9.49	10.26	12.50
150°	4.83	6.09	7.24	8.14	8.71	9.32	10.89