BEAT: ORC Rating

GPH

672.3

OSN

654.9

LOA

10.448 m

Displacement

5864 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6106

Medium

0.8116

High

0.9178

Triple Offshore

Low

0.7889

Medium

1.005

High

1.105

Boat Specifications

Dimensions

Length overall: 10.448 m
Beam: 3.57 m
Draft: 1.91 m
Displacement: 5864 kg
Crew weight: 375 kg
Wetted surface: 25.03 m²

Sails

Mainsail: 35.66 m²
Genoa: 27.78 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 71.82 m²

Design

Type: FIRST 35 S5
Builder: BENETEAU
Designer: JEAN BERRET
Year built: 1987

Performance data

Polar CSV

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

6,43.8,4.461315,52,4.93,60,5.2,75,5.4,90,5.52,110,5.38,120,5.19,135,4.65,144.1,4.20966,150,3.93
8,41.5,5.193899,52,5.8,60,6.06,75,6.25,90,6.44,110,6.41,120,6.26,135,5.76,147.1,5.157096,150,5
10,40.3,5.677435,52,6.32,60,6.52,75,6.68,90,6.87,110,6.91,120,6.86,135,6.56,147.7,6.009972,150,5.87
12,40,5.965711,52,6.58,60,6.76,75,6.93,90,7.13,110,7.22,120,7.2,135,7.02,148.9,6.551694,150,6.47
14,39.7,6.069668,52,6.69,60,6.89,75,7.1,90,7.32,110,7.48,120,7.48,135,7.35,150,6.86,170.8,6.108579
16,39.5,6.116964,52,6.75,60,6.95,75,7.21,90,7.45,110,7.72,120,7.78,135,7.63,150,7.14,175.4,6.571167
20,39.8,6.169597,52,6.8,60,7.02,75,7.34,90,7.63,110,8.18,120,8.42,135,8.32,150,7.62,178.1,7.193955
24,40.9,6.165216,52,6.79,60,7.03,75,7.41,90,7.79,110,8.62,120,8.85,135,9.2,150,8.14,178.1,7.684225

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.93	5.2	5.4	5.52	5.38	5.19	4.65	3.93
8	5.8	6.06	6.25	6.44	6.41	6.26	5.76	5
10	6.32	6.52	6.68	6.87	6.91	6.86	6.56	5.87
12	6.58	6.76	6.93	7.13	7.22	7.2	7.02	6.47
14	6.69	6.89	7.1	7.32	7.48	7.48	7.35	6.86
16	6.75	6.95	7.21	7.45	7.72	7.78	7.63	7.14
20	6.8	7.02	7.34	7.63	8.18	8.42	8.32	7.62
24	6.79	7.03	7.41	7.79	8.62	8.85	9.2	8.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.22	144.1°	3.41
8	41.5°	3.89	147.1°	4.33
10	40.3°	4.33	147.7°	5.08
12	40°	4.57	148.9°	5.61
14	39.7°	4.67	170.8°	6.03
16	39.5°	4.72	175.4°	6.55
20	39.8°	4.74	178.1°	7.19
24	40.9°	4.66	178.1°	7.68

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°	4.93	5.80	6.32	6.58	6.69	6.75	6.80	6.79
60°	5.20	6.06	6.52	6.76	6.89	6.95	7.02	7.03
75°	5.40	6.25	6.68	6.93	7.10	7.21	7.34	7.41
90°	5.52	6.44	6.87	7.13	7.32	7.45	7.63	7.79
110°	5.38	6.41	6.91	7.22	7.48	7.72	8.18	8.62
120°	5.19	6.26	6.86	7.20	7.48	7.78	8.42	8.85
135°	4.65	5.76	6.56	7.02	7.35	7.63	8.32	9.20
150°	3.93	5.00	5.87	6.47	6.86	7.14	7.62	8.14