CARPANCHO — ORC Rating

GPH

670.9

OSN

650.6

LOA

9.49 m

Displacement

3956 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5992

Medium

0.8223

High

0.946

Triple Offshore

Low

0.7741

Medium

1.0134

High

1.1345

Boat Specifications

Dimensions

Length overall: 9.49 m
Beam: 3.21 m
Draft: 1.95 m
Displacement: 3956 kg
Crew weight: 410 kg
Wetted surface: 22.34 m²

Sails

Mainsail: 25.88 m²
Genoa: 28.58 m²
Spinnaker: 63.98 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 31.7
Builder: BENETEAU
Designer: FINOT
Year built: 1998

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.

6,42.8,4.33402,52,4.86,60,5.13,75,5.36,90,5.29,110,5.21,120,5.05,135,4.57,146,4.016706,150,3.84
8,41.2,5.090277,52,5.74,60,6.03,75,6.26,90,6.24,110,6.32,120,6.17,135,5.63,150,4.884383
10,40.5,5.720628,52,6.39,60,6.59,75,6.75,90,6.82,110,6.92,120,6.85,135,6.51,150,5.79,151,5.739637
12,39.8,6.078485,52,6.7,60,6.87,75,7.02,90,7.1,110,7.29,120,7.23,135,6.99,150,6.55,157,6.235709
14,39,6.163578,52,6.81,60,7.01,75,7.22,90,7.31,110,7.65,120,7.62,135,7.35,150,6.99,180,6.36
16,38.8,6.197568,52,6.86,60,7.06,75,7.38,90,7.56,110,7.94,120,8.04,135,7.76,150,7.32,180,6.85
20,39.8,6.208645,52,6.86,60,7.09,75,7.49,90,7.95,110,8.31,120,8.73,135,8.67,150,8.1,180,7.52

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.86	5.13	5.36	5.29	5.21	5.05	4.57	3.84
8	5.74	6.03	6.26	6.24	6.32	6.17	5.63	4.88
10	6.39	6.59	6.75	6.82	6.92	6.85	6.51	5.79
12	6.7	6.87	7.02	7.1	7.29	7.23	6.99	6.55
14	6.81	7.01	7.22	7.31	7.65	7.62	7.35	6.99
16	6.86	7.06	7.38	7.56	7.94	8.04	7.76	7.32
20	6.86	7.09	7.49	7.95	8.31	8.73	8.67	8.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.18	146°	3.33
8	41.2°	3.83	150°	4.23
10	40.5°	4.35	151°	5.02
12	39.8°	4.67	157°	5.74
14	39°	4.79	180°	6.36
16	38.8°	4.83	180°	6.85
20	39.8°	4.77	180°	7.52

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