FLYER: ORC Rating

GPH

644

OSN

621.7

LOA

10.399 m

Displacement

3500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6156

Medium

0.8582

High

1.0025

Triple Offshore

Low

0.7984

Medium

1.0589

High

1.2063

Boat Specifications

Dimensions

Length overall: 10.399 m
Beam: 3.06 m
Draft: 1.84 m
Displacement: 3500 kg
Crew weight: 613 kg
Wetted surface: 23.04 m²

Sails

Mainsail: 31.56 m²
Genoa: 21.76 m²
Spinnaker: 64.49 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST CLASS 10
Builder: BENETEAU
Designer: FINOT FAUROUX
Year built: 1984
Stability index: 102.6

Performance data

Polar CSV

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

6,43.8,4.53059,52,5.01,60,5.28,75,5.45,90,5.45,110,5.45,120,5.26,135,4.69,143.8,4.163774,150,3.88
8,41.7,5.397527,52,6,60,6.26,75,6.43,90,6.53,110,6.6,120,6.42,135,5.84,148.7,5.067535,150,5
10,39.9,5.956996,52,6.62,60,6.82,75,6.97,90,7.14,110,7.25,120,7.14,135,6.71,150,5.97,151.6,5.888715
12,38.2,6.273407,52,6.98,60,7.16,75,7.32,90,7.49,110,7.73,120,7.64,135,7.27,150,6.76,156.8,6.451716
14,37.6,6.424418,52,7.16,60,7.37,75,7.61,90,7.7,110,8.17,120,8.13,135,7.74,150,7.27,168.2,6.691407
16,37.6,6.51277,52,7.26,60,7.49,75,7.85,90,7.99,110,8.55,120,8.61,135,8.24,150,7.71,177.2,7.078451
20,38.4,6.635247,52,7.34,60,7.62,75,8.1,90,8.52,110,9.08,120,9.59,135,9.4,150,8.66,177.2,7.929467

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.28	5.45	5.45	5.45	5.26	4.69	3.88
8	6	6.26	6.43	6.53	6.6	6.42	5.84	5
10	6.62	6.82	6.97	7.14	7.25	7.14	6.71	5.97
12	6.98	7.16	7.32	7.49	7.73	7.64	7.27	6.76
14	7.16	7.37	7.61	7.7	8.17	8.13	7.74	7.27
16	7.26	7.49	7.85	7.99	8.55	8.61	8.24	7.71
20	7.34	7.62	8.1	8.52	9.08	9.59	9.4	8.66

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.27	143.8°	3.36
8	41.7°	4.03	148.7°	4.33
10	39.9°	4.57	151.6°	5.18
12	38.2°	4.93	156.8°	5.93
14	37.6°	5.09	168.2°	6.55
16	37.6°	5.16	177.2°	7.07
20	38.4°	5.2	177.2°	7.92

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°	5.01	6.00	6.62	6.98	7.16	7.26	7.34
60°	5.28	6.26	6.82	7.16	7.37	7.49	7.62
75°	5.45	6.43	6.97	7.32	7.61	7.85	8.10
90°	5.45	6.53	7.14	7.49	7.70	7.99	8.52
110°	5.45	6.60	7.25	7.73	8.17	8.55	9.08
120°	5.26	6.42	7.14	7.64	8.13	8.61	9.59
135°	4.69	5.84	6.71	7.27	7.74	8.24	9.40
150°	3.88	5.00	5.97	6.76	7.27	7.71	8.66