LONGBOW: ORC Rating

GPH

510.9

OSN

495.9

LOA

12.201 m

Displacement

5115 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7895

Medium

1.0539

High

1.2405

Triple Offshore

Low

1.0174

Medium

1.3231

High

1.5454

Boat Specifications

Dimensions

Length overall: 12.201 m
Beam: 4.49 m
Draft: 3 m
Displacement: 5115 kg
Crew weight: 500 kg
Wetted surface: 36.86 m²

Sails

Mainsail: 60.78 m²
Genoa: 56.86 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 192.58 m²

Design

Type: CLASS 40
Builder: CARBON OCEAN YACHT
Designer: OWEN CLARKE DESIGN
Year built: 2015

Performance data

Polar CSV

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

6,43,5.797468,52,6.45,60,6.79,75,7.03,90,7.04,110,6.78,120,6.52,135,5.89,143,5.384183,150,4.97
8,40.9,6.82672,52,7.64,60,7.92,75,8.08,90,8.21,110,8.07,120,7.98,135,7.46,142.7,6.90155,150,6.34
10,39.1,7.267607,52,8.18,60,8.5,75,8.81,90,9,110,8.99,120,8.99,135,8.51,146.2,7.822048,150,7.51
12,38.3,7.479838,52,8.43,60,8.82,75,9.4,90,9.57,110,10.02,120,9.97,135,9.53,150,8.46,152.8,8.252603
14,38.5,7.692228,52,8.62,60,9.06,75,9.74,90,10.29,110,10.91,120,10.83,135,10.76,150,9.33,150.4,9.292751
16,38.1,7.777008,52,8.77,60,9.25,75,10.03,90,10.76,110,11.51,120,11.95,135,12.04,145.8,10.881648,150,10.39
20,37.9,7.933248,52,9.01,60,9.53,75,10.43,90,11.51,110,12.59,120,13.6,135,14.18,142,14.225694,150,12.94
24,38.3,7.938567,52,9.05,60,9.62,75,10.69,90,12.04,110,13.77,120,14.89,135,16.85,146.3,17.380766,150,16.71

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.45	6.79	7.03	7.04	6.78	6.52	5.89	4.97
8	7.64	7.92	8.08	8.21	8.07	7.98	7.46	6.34
10	8.18	8.5	8.81	9	8.99	8.99	8.51	7.51
12	8.43	8.82	9.4	9.57	10.02	9.97	9.53	8.46
14	8.62	9.06	9.74	10.29	10.91	10.83	10.76	9.33
16	8.77	9.25	10.03	10.76	11.51	11.95	12.04	10.39
20	9.01	9.53	10.43	11.51	12.59	13.6	14.18	12.94
24	9.05	9.62	10.69	12.04	13.77	14.89	16.85	16.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	4.24	143°	4.3
8	40.9°	5.16	142.7°	5.49
10	39.1°	5.64	146.2°	6.5
12	38.3°	5.87	152.8°	7.34
14	38.5°	6.02	150.4°	8.08
16	38.1°	6.12	145.8°	9
20	37.9°	6.26	142°	11.21
24	38.3°	6.23	146.3°	14.46

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	6.45	7.64	8.18	8.43	8.62	8.77	9.01	9.05
60°	6.79	7.92	8.50	8.82	9.06	9.25	9.53	9.62
75°	7.03	8.08	8.81	9.40	9.74	10.03	10.43	10.69
90°	7.04	8.21	9.00	9.57	10.29	10.76	11.51	12.04
110°	6.78	8.07	8.99	10.02	10.91	11.51	12.59	13.77
120°	6.52	7.98	8.99	9.97	10.83	11.95	13.60	14.89
135°	5.89	7.46	8.51	9.53	10.76	12.04	14.18	16.85
150°	4.97	6.34	7.51	8.46	9.33	10.39	12.94	16.71