Vela — ORC Rating | RegattaPages

GPH

672.3

OSN

650.5

LOA

9.85 m

Displacement

3750 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6701

Medium

0.9254

High

1.075

Triple Offshore

Low

0.8654

Medium

1.1384

High

1.2853

Boat Specifications

Dimensions

Length overall: 9.85 m
Beam: 3.22 m
Draft: 1.93 m
Displacement: 3750 kg
Crew weight: 583 kg
Wetted surface: 22.03 m²

Sails

Mainsail: 24.92 m²
Genoa: 26.75 m²
Spinnaker: 61.52 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 31.7 LR
Builder: Beneteau
Designer: Groupe 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.

6,42.6,4.292912,52,4.83,60,5.1,75,5.3,90,5.22,110,5.18,120,5.02,135,4.53,146.4,3.973965,150,3.82
8,41.1,5.069248,52,5.73,60,6.02,75,6.24,90,6.2,110,6.3,120,6.13,135,5.58,150,4.85,150.2,4.840018
10,40.6,5.702836,52,6.36,60,6.56,75,6.72,90,6.82,110,6.9,120,6.81,135,6.46,150,5.75,151.8,5.662068
12,39,6.073505,52,6.7,60,6.86,75,7,90,7.14,110,7.28,120,7.21,135,6.94,150,6.5,157.4,6.18494
14,38.2,6.197057,52,6.85,60,7.03,75,7.22,90,7.3,110,7.67,120,7.6,135,7.3,150,6.94,175.7,6.347868
16,38,6.25626,52,6.91,60,7.11,75,7.41,90,7.55,110,8.03,120,8.04,135,7.71,150,7.28,180,6.81
20,38.6,6.244238,52,6.92,60,7.14,75,7.58,90,8.02,110,8.47,120,8.89,135,8.65,150,8.06,180,7.48

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.83	5.1	5.3	5.22	5.18	5.02	4.53	3.82
8	5.73	6.02	6.24	6.2	6.3	6.13	5.58	4.85
10	6.36	6.56	6.72	6.82	6.9	6.81	6.46	5.75
12	6.7	6.86	7	7.14	7.28	7.21	6.94	6.5
14	6.85	7.03	7.22	7.3	7.67	7.6	7.3	6.94
16	6.91	7.11	7.41	7.55	8.03	8.04	7.71	7.28
20	6.92	7.14	7.58	8.02	8.47	8.89	8.65	8.06

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.16	146.4°	3.31
8	41.1°	3.82	150.2°	4.2
10	40.6°	4.33	151.8°	4.99
12	39°	4.72	157.4°	5.71
14	38.2°	4.87	175.7°	6.33
16	38°	4.93	180°	6.81
20	38.6°	4.88	180°	7.48

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