LOTUS — ORC Rating | RegattaPages

GPH

691.7

OSN

671.1

LOA

9.38 m

Displacement

3663 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5969

Medium

0.8039

High

0.9183

Triple Offshore

Low

0.7652

Medium

0.9765

High

1.0806

Boat Specifications

Dimensions

Length overall: 9.38 m
Beam: 3.24 m
Draft: 1.81 m
Displacement: 3663 kg
Crew weight: 400 kg
Wetted surface: 18.71 m²

Sails

Mainsail: 28 m²
Genoa: 22.35 m²
Spinnaker: 69.18 m²
Asymmetric spinnaker: 0 m²

Design

Type: FINNFLYER 31
Builder: POLAR YACHT
Designer: EIVIND STILL
Year built: 1988
Stability index: 106.2

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.

6,42.4,4.319828,52,4.81,60,5.03,75,5.16,90,5.17,110,5.22,120,5.05,135,4.51,146.6,3.952816,150,3.81
8,40.6,5.04431,52,5.62,60,5.82,75,5.95,90,6.05,110,6.16,120,6.04,135,5.54,150,4.82,151.4,4.760912
10,39,5.481596,52,6.09,60,6.25,75,6.38,90,6.48,110,6.63,120,6.57,135,6.3,150,5.72,152.3,5.602028
12,38.2,5.713508,52,6.33,60,6.48,75,6.63,90,6.7,110,6.94,120,6.93,135,6.72,150,6.36,162.2,5.955073
14,38.1,5.845464,52,6.45,60,6.62,75,6.8,90,6.86,110,7.19,120,7.23,135,7.06,150,6.73,175.4,6.230068
16,37.6,5.894309,52,6.52,60,6.7,75,6.94,90,7.05,110,7.38,120,7.51,135,7.39,150,7.06,179,6.601005
20,37.8,5.973511,52,6.6,60,6.79,75,7.09,90,7.33,110,7.65,120,7.98,135,8.08,150,7.7,179,7.2211

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.81	5.03	5.16	5.17	5.22	5.05	4.51	3.81
8	5.62	5.82	5.95	6.05	6.16	6.04	5.54	4.82
10	6.09	6.25	6.38	6.48	6.63	6.57	6.3	5.72
12	6.33	6.48	6.63	6.7	6.94	6.93	6.72	6.36
14	6.45	6.62	6.8	6.86	7.19	7.23	7.06	6.73
16	6.52	6.7	6.94	7.05	7.38	7.51	7.39	7.06
20	6.6	6.79	7.09	7.33	7.65	7.98	8.08	7.7

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.19	146.6°	3.3
8	40.6°	3.83	151.4°	4.18
10	39°	4.26	152.3°	4.96
12	38.2°	4.49	162.2°	5.67
14	38.1°	4.6	175.4°	6.21
16	37.6°	4.67	179°	6.6
20	37.8°	4.72	179°	7.22

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