AKELA — ORC Rating | RegattaPages

GPH

670.9

OSN

647.3

LOA

9.61 m

Displacement

3724 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5938

Medium

0.8274

High

0.9697

Triple Offshore

Low

0.7664

Medium

1.0164

High

1.1544

Boat Specifications

Dimensions

Length overall: 9.61 m
Beam: 3.21 m
Draft: 1.93 m
Displacement: 3724 kg
Crew weight: 550 kg
Wetted surface: 21.9 m²

Sails

Mainsail: 26.25 m²
Genoa: 27.63 m²
Spinnaker: 61.36 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 31.7
Builder: Beneteau
Designer: Finot/Conq
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.

6,43.8,4.39204,52,4.85,60,5.12,75,5.29,90,5.17,110,5.14,120,4.97,135,4.45,145.1,3.950488,150,3.74
8,41.6,5.188566,52,5.79,60,6.04,75,6.2,90,6.15,110,6.25,120,6.08,135,5.54,149.2,4.854709,150,4.81
10,40,5.743792,52,6.38,60,6.58,75,6.72,90,6.79,110,6.9,120,6.8,135,6.4,150,5.74,152.1,5.634978
12,38.4,6.086564,52,6.73,60,6.89,75,7.04,90,7.15,110,7.31,120,7.24,135,6.94,150,6.47,157.5,6.158812
14,37.5,6.251943,52,6.93,60,7.1,75,7.29,90,7.39,110,7.69,120,7.63,135,7.34,150,6.96,169.1,6.395381
16,37.1,6.319084,52,7.03,60,7.23,75,7.49,90,7.59,110,8.02,120,8.01,135,7.74,150,7.33,177.2,6.788104
20,38,6.433922,52,7.09,60,7.32,75,7.73,90,8.03,110,8.51,120,8.8,135,8.59,150,8.07,178.6,7.502239
24,38.4,6.380046,52,7.09,60,7.35,75,7.84,90,8.3,110,8.86,120,9.57,135,9.88,150,8.96,178.1,8.204511

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.85	5.12	5.29	5.17	5.14	4.97	4.45	3.74
8	5.79	6.04	6.2	6.15	6.25	6.08	5.54	4.81
10	6.38	6.58	6.72	6.79	6.9	6.8	6.4	5.74
12	6.73	6.89	7.04	7.15	7.31	7.24	6.94	6.47
14	6.93	7.1	7.29	7.39	7.69	7.63	7.34	6.96
16	7.03	7.23	7.49	7.59	8.02	8.01	7.74	7.33
20	7.09	7.32	7.73	8.03	8.51	8.8	8.59	8.07
24	7.09	7.35	7.84	8.3	8.86	9.57	9.88	8.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.17	145.1°	3.24
8	41.6°	3.88	149.2°	4.17
10	40°	4.4	152.1°	4.98
12	38.4°	4.77	157.5°	5.69
14	37.5°	4.96	169.1°	6.28
16	37.1°	5.04	177.2°	6.78
20	38°	5.07	178.6°	7.5
24	38.4°	5	178.1°	8.2

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