LES RAPETOUS: ORC Rating

GPH

622.1

OSN

603.6

LOA

10.399 m

Displacement

3112 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6395

Medium

0.8845

High

1.0218

Triple Offshore

Low

0.8333

Medium

1.0926

High

1.2393

Boat Specifications

Dimensions

Length overall: 10.399 m
Beam: 3.06 m
Draft: 1.82 m
Displacement: 3112 kg
Crew weight: 601 kg
Wetted surface: 22.08 m²

Sails

Mainsail: 31.09 m²
Genoa: 32.99 m²
Spinnaker: 73.52 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST CLASS 10
Builder: BENETEAU SA
Designer: FINOT Jean Marie
Year built: 1983
Stability index: 99.4

Performance data

Polar CSV

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

6,43.2,4.773868,52,5.33,60,5.66,75,5.9,90,5.8,110,5.57,120,5.39,135,4.82,136.7,4.71301,150,3.96
8,41.8,5.71447,52,6.4,60,6.66,75,6.83,90,6.81,110,6.8,120,6.64,135,6.02,148.2,5.141826,150,5.05
10,40.2,6.310585,52,6.95,60,7.12,75,7.26,90,7.28,110,7.4,120,7.3,135,6.94,147.1,6.30047,150,6.11
12,39.3,6.525895,52,7.15,60,7.36,75,7.61,90,7.67,110,7.95,120,7.86,135,7.46,150,6.96,156.1,6.693983
14,38.4,6.596967,52,7.25,60,7.48,75,7.89,90,8.1,110,8.45,120,8.49,135,8.02,150,7.44,167.6,6.880507
16,38.2,6.655156,52,7.31,60,7.56,75,8.05,90,8.47,110,8.78,120,9.12,135,8.65,150,7.96,177.2,7.218618
20,37.9,6.703975,52,7.38,60,7.65,75,8.22,90,8.89,110,9.39,120,10.03,135,10.24,150,9.17,175.4,8.166305

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.33	5.66	5.9	5.8	5.57	5.39	4.82	3.96
8	6.4	6.66	6.83	6.81	6.8	6.64	6.02	5.05
10	6.95	7.12	7.26	7.28	7.4	7.3	6.94	6.11
12	7.15	7.36	7.61	7.67	7.95	7.86	7.46	6.96
14	7.25	7.48	7.89	8.1	8.45	8.49	8.02	7.44
16	7.31	7.56	8.05	8.47	8.78	9.12	8.65	7.96
20	7.38	7.65	8.22	8.89	9.39	10.03	10.24	9.17

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.48	136.7°	3.43
8	41.8°	4.26	148.2°	4.37
10	40.2°	4.82	147.1°	5.29
12	39.3°	5.05	156.1°	6.12
14	38.4°	5.17	167.6°	6.72
16	38.2°	5.23	177.2°	7.21
20	37.9°	5.29	175.4°	8.14

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°	5.33	6.40	6.95	7.15	7.25	7.31	7.38
60°	5.66	6.66	7.12	7.36	7.48	7.56	7.65
75°	5.90	6.83	7.26	7.61	7.89	8.05	8.22
90°	5.80	6.81	7.28	7.67	8.10	8.47	8.89
110°	5.57	6.80	7.40	7.95	8.45	8.78	9.39
120°	5.39	6.64	7.30	7.86	8.49	9.12	10.03
135°	4.82	6.02	6.94	7.46	8.02	8.65	10.24
150°	3.96	5.05	6.11	6.96	7.44	7.96	9.17