AKELA — ORC Rating | RegattaPages

GPH

669.9

OSN

646.3

LOA

9.61 m

Displacement

3724 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5952

Medium

0.8288

High

0.9706

Triple Offshore

Low

0.768

Medium

1.0178

High

1.1559

Boat Specifications

Dimensions

Length overall: 9.61 m
Beam: 3.21 m
Draft: 1.93 m
Displacement: 3724 kg
Crew weight: 560 kg
Wetted surface: 21.78 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
Stability index: 118.3

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.

6,43.8,4.39204,52,4.86,60,5.13,75,5.3,90,5.18,110,5.15,120,4.97,135,4.46,145.7,3.922051,150,3.74
8,41.7,5.21002,52,5.8,60,6.05,75,6.21,90,6.16,110,6.25,120,6.09,135,5.55,149.8,4.836425,150,4.82
10,40,5.756846,52,6.39,60,6.58,75,6.73,90,6.8,110,6.9,120,6.8,135,6.41,150,5.75,152.3,5.635911
12,38.4,6.086564,52,6.74,60,6.9,75,7.05,90,7.16,110,7.32,120,7.25,135,6.95,150,6.49,157.7,6.160765
14,37.6,6.260337,52,6.93,60,7.1,75,7.29,90,7.4,110,7.7,120,7.64,135,7.36,150,6.97,170,6.397188
16,37.2,6.327446,52,7.03,60,7.23,75,7.5,90,7.6,110,8.03,120,8.03,135,7.76,150,7.35,177.2,6.808128
20,38.1,6.442717,52,7.1,60,7.34,75,7.74,90,8.04,110,8.54,120,8.83,135,8.62,150,8.1,179,7.521146

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.86	5.13	5.3	5.18	5.15	4.97	4.46	3.74
8	5.8	6.05	6.21	6.16	6.25	6.09	5.55	4.82
10	6.39	6.58	6.73	6.8	6.9	6.8	6.41	5.75
12	6.74	6.9	7.05	7.16	7.32	7.25	6.95	6.49
14	6.93	7.1	7.29	7.4	7.7	7.64	7.36	6.97
16	7.03	7.23	7.5	7.6	8.03	8.03	7.76	7.35
20	7.1	7.34	7.74	8.04	8.54	8.83	8.62	8.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.17	145.7°	3.24
8	41.7°	3.89	149.8°	4.18
10	40°	4.41	152.3°	4.99
12	38.4°	4.77	157.7°	5.7
14	37.6°	4.96	170°	6.3
16	37.2°	5.04	177.2°	6.8
20	38.1°	5.07	179°	7.52

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