ERRANTE: ORC Rating

GPH

617.2

OSN

599.3

LOA

12.3 m

Displacement

8008 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.657

Medium

0.8936

High

1.032

Triple Offshore

Low

0.8471

Medium

1.0987

High

1.2263

Boat Specifications

Dimensions

Length overall: 12.3 m
Beam: 3.85 m
Draft: 1.97 m
Displacement: 8008 kg
Crew weight: 730 kg
Wetted surface: 31.37 m²

Sails

Mainsail: 36.28 m²
Genoa: 57.35 m²
Spinnaker: 118.07 m²
Asymmetric spinnaker: 0 m²

Design

Type: F&C 40
Builder: AST. F&C
Designer: GERMAN FRERS
Year built: 1986
Stability index: 116

Performance data

Polar CSV

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

6,43.5,4.838881,52,5.35,60,5.67,75,5.91,90,5.82,110,5.59,120,5.45,135,4.95,145.1,4.438202,150,4.21
8,42.3,5.692027,52,6.35,60,6.67,75,6.88,90,6.83,110,6.8,120,6.65,135,6.1,149.8,5.310811,150,5.31
10,42,6.405212,52,7.02,60,7.21,75,7.35,90,7.35,110,7.45,120,7.38,135,7.04,150,6.27,150.2,6.257451
12,40.6,6.690626,52,7.3,60,7.47,75,7.62,90,7.65,110,7.82,120,7.78,135,7.54,150,7.08,155.6,6.808072
14,39.5,6.790867,52,7.43,60,7.62,75,7.82,90,7.89,110,8.14,120,8.14,135,7.9,150,7.54,165.8,7.024635
16,39,6.858428,52,7.5,60,7.7,75,7.99,90,8.11,110,8.39,120,8.5,135,8.27,150,7.87,177.2,7.32875
20,39,6.897031,52,7.56,60,7.78,75,8.18,90,8.51,110,8.73,120,9.07,135,9.07,150,8.59,179,7.991217

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.35	5.67	5.91	5.82	5.59	5.45	4.95	4.21
8	6.35	6.67	6.88	6.83	6.8	6.65	6.1	5.31
10	7.02	7.21	7.35	7.35	7.45	7.38	7.04	6.27
12	7.3	7.47	7.62	7.65	7.82	7.78	7.54	7.08
14	7.43	7.62	7.82	7.89	8.14	8.14	7.9	7.54
16	7.5	7.7	7.99	8.11	8.39	8.5	8.27	7.87
20	7.56	7.78	8.18	8.51	8.73	9.07	9.07	8.59

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.51	145.1°	3.64
8	42.3°	4.21	149.8°	4.59
10	42°	4.76	150.2°	5.43
12	40.6°	5.08	155.6°	6.2
14	39.5°	5.24	165.8°	6.81
16	39°	5.33	177.2°	7.32
20	39°	5.36	179°	7.99

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°	5.35	6.35	7.02	7.30	7.43	7.50	7.56
60°	5.67	6.67	7.21	7.47	7.62	7.70	7.78
75°	5.91	6.88	7.35	7.62	7.82	7.99	8.18
90°	5.82	6.83	7.35	7.65	7.89	8.11	8.51
110°	5.59	6.80	7.45	7.82	8.14	8.39	8.73
120°	5.45	6.65	7.38	7.78	8.14	8.50	9.07
135°	4.95	6.10	7.04	7.54	7.90	8.27	9.07
150°	4.21	5.31	6.27	7.08	7.54	7.87	8.59