TOO MUCH — ORC Rating

GPH

664.5

OSN

643.7

LOA

9.61 m

Displacement

3685 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6027

Medium

0.8311

High

0.9629

Triple Offshore

Low

0.7795

Medium

1.0233

High

1.1555

Boat Specifications

Dimensions

Length overall: 9.61 m
Beam: 3.21 m
Draft: 1.93 m
Displacement: 3685 kg
Crew weight: 582 kg
Wetted surface: 22.07 m²

Sails

Mainsail: 25.86 m²
Genoa: 29.07 m²
Spinnaker: 61.24 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 31.7
Builder: BENETEAU SA
Designer: FINOT Jean Marie
Year built: 1990

Velocity Prediction

Polar CSV

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

6,42.8,4.374907,52,4.92,60,5.21,75,5.42,90,5.35,110,5.22,120,5.05,135,4.56,146,4.016706,150,3.84
8,41.2,5.156729,52,5.84,60,6.13,75,6.35,90,6.32,110,6.35,120,6.18,135,5.63,150,4.884383
10,40.5,5.799534,52,6.46,60,6.65,75,6.81,90,6.86,110,6.95,120,6.87,135,6.5,150,5.79,152,5.696827
12,39,6.137843,52,6.77,60,6.93,75,7.09,90,7.19,110,7.35,120,7.27,135,6.99,150,6.55,157,6.235709
14,38.2,6.247957,52,6.91,60,7.1,75,7.32,90,7.4,110,7.76,120,7.69,135,7.37,150,6.99,180,6.37
16,37.9,6.285769,52,6.96,60,7.17,75,7.51,90,7.69,110,8.15,120,8.15,135,7.8,150,7.34,180,6.86
20,38.6,6.29542,52,6.98,60,7.21,75,7.68,90,8.17,110,8.63,120,9.07,135,8.8,150,8.16,179.8,7.560046

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.92	5.21	5.42	5.35	5.22	5.05	4.56	3.84
8	5.84	6.13	6.35	6.32	6.35	6.18	5.63	4.89
10	6.46	6.65	6.81	6.86	6.95	6.87	6.5	5.79
12	6.77	6.93	7.09	7.19	7.35	7.27	6.99	6.55
14	6.91	7.1	7.32	7.4	7.76	7.69	7.37	6.99
16	6.96	7.17	7.51	7.69	8.15	8.15	7.8	7.34
20	6.98	7.21	7.68	8.17	8.63	9.07	8.8	8.16

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.21	146°	3.33
8	41.2°	3.88	150°	4.23
10	40.5°	4.41	152°	5.03
12	39°	4.77	157°	5.74
14	38.2°	4.91	180°	6.37
16	37.9°	4.96	180°	6.86
20	38.6°	4.92	179.8°	7.56

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