ARALUS: ORC Rating

GPH

570

OSN

551

LOA

17.678 m

Displacement

26661 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7704

Medium

1.079

High

1.3101

Triple Offshore

Low

0.9987

Medium

1.35

High

1.5615

Boat Specifications

Dimensions

Length overall: 17.678 m
Beam: 4.6 m
Draft: 3.34 m
Displacement: 26661 kg
Crew weight: 1000 kg
Wetted surface: 64.8 m²

Sails

Mainsail: 81.63 m²
Genoa: 72.21 m²
Spinnaker: 236.32 m²
Asymmetric spinnaker: 251.07 m²

Design

Type: C & N 60
Builder: CAMPER & NICHOLSON
Designer: GIORGETTI/MAGRINI
Year built: 1985

Performance data

Polar CSV

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

6,43.5,4.825095,52,5.39,60,5.72,75,5.97,90,6.06,110,6.17,120,6.03,135,5.41,140.8,5.071331,150,4.54
8,41,5.737306,52,6.45,60,6.75,75,7.01,90,7.31,110,7.5,120,7.32,135,6.69,147.9,5.819705,150,5.7
10,39.5,6.402077,52,7.3,60,7.65,75,7.93,90,8.28,110,8.49,120,8.36,135,7.81,147.9,6.929345,150,6.78
12,40,7.101416,52,8.01,60,8.29,75,8.49,90,8.63,110,8.95,120,8.9,135,8.58,150,7.77,151,7.706206
14,39.9,7.599407,52,8.41,60,8.62,75,8.8,90,8.84,110,9.22,120,9.25,135,9,150,8.5,156.2,8.153365
16,39.4,7.842289,52,8.62,60,8.83,75,9.01,90,9.08,110,9.39,120,9.57,135,9.34,150,8.93,170,8.194493
20,38.4,8.000577,52,8.8,60,9.03,75,9.32,90,9.48,110,9.68,120,10,135,10.06,150,9.57,180,9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.39	5.72	5.97	6.06	6.17	6.03	5.41	4.54
8	6.45	6.75	7.01	7.31	7.5	7.32	6.69	5.7
10	7.3	7.65	7.93	8.28	8.49	8.36	7.81	6.78
12	8.01	8.29	8.49	8.63	8.95	8.9	8.58	7.77
14	8.41	8.62	8.8	8.84	9.22	9.25	9	8.5
16	8.62	8.83	9.01	9.08	9.39	9.57	9.34	8.93
20	8.8	9.03	9.32	9.48	9.68	10	10.06	9.57

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.5	140.8°	3.93
8	41°	4.33	147.9°	4.93
10	39.5°	4.94	147.9°	5.87
12	40°	5.44	151°	6.74
14	39.9°	5.83	156.2°	7.46
16	39.4°	6.06	170°	8.07
20	38.4°	6.27	180°	9

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°	5.39	6.45	7.30	8.01	8.41	8.62	8.80
60°	5.72	6.75	7.65	8.29	8.62	8.83	9.03
75°	5.97	7.01	7.93	8.49	8.80	9.01	9.32
90°	6.06	7.31	8.28	8.63	8.84	9.08	9.48
110°	6.17	7.50	8.49	8.95	9.22	9.39	9.68
120°	6.03	7.32	8.36	8.90	9.25	9.57	10.00
135°	5.41	6.69	7.81	8.58	9.00	9.34	10.06
150°	4.54	5.70	6.78	7.77	8.50	8.93	9.57