Motvind — ORC Rating | RegattaPages

GPH

769.9

OSN

746.2

LOA

7.3 m

Displacement

1859 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5285

Medium

0.7171

High

0.8092

Triple Offshore

Low

0.6809

Medium

0.8811

High

0.9754

Boat Specifications

Dimensions

Length overall: 7.3 m
Beam: 2.51 m
Draft: 1.22 m
Displacement: 1859 kg
Crew weight: 358 kg
Wetted surface: 13.39 m²

Sails

Mainsail: 15.8 m²
Genoa: 17.16 m²
Spinnaker: 41.2 m²
Asymmetric spinnaker: 29.48 m²

Design

Type: FIRST 24
Builder: Beneteau
Designer: Groupe Finot
Year built: 1982
Stability index: 100.6

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.

6,44.4,3.821,52,4.23,60,4.48,75,4.64,90,4.58,110,4.69,120,4.55,135,4.05,147.8,3.568925,150,3.49
8,43,4.498507,52,5,60,5.25,75,5.39,90,5.47,110,5.58,120,5.48,135,5.02,150,4.43,152.3,4.337054
10,42,4.951928,52,5.46,60,5.65,75,5.81,90,5.94,110,6.07,120,6,135,5.76,150,5.25,153.7,5.097679
12,40.6,5.189186,52,5.72,60,5.89,75,6.06,90,6.24,110,6.41,120,6.37,135,6.16,150,5.84,164,5.440766
14,40.6,5.28138,52,5.84,60,6.03,75,6.25,90,6.46,110,6.72,120,6.72,135,6.5,150,6.2,176.3,5.741968
16,40.6,5.307721,52,5.88,60,6.09,75,6.4,90,6.59,110,6.97,120,7.04,135,6.84,150,6.52,179,6.090928
20,42,5.288337,52,5.87,60,6.11,75,6.52,90,6.87,110,7.44,120,7.61,135,7.58,150,7.16,179,6.691019

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.23	4.48	4.64	4.58	4.69	4.55	4.05	3.49
8	5	5.25	5.39	5.47	5.58	5.48	5.02	4.43
10	5.46	5.65	5.81	5.94	6.07	6	5.76	5.25
12	5.72	5.89	6.06	6.24	6.41	6.37	6.16	5.84
14	5.84	6.03	6.25	6.46	6.72	6.72	6.5	6.2
16	5.88	6.09	6.4	6.59	6.97	7.04	6.84	6.52
20	5.87	6.11	6.52	6.87	7.44	7.61	7.58	7.16

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.73	147.8°	3.02
8	43°	3.29	152.3°	3.84
10	42°	3.68	153.7°	4.57
12	40.6°	3.94	164°	5.23
14	40.6°	4.01	176.3°	5.73
16	40.6°	4.03	179°	6.09
20	42°	3.93	179°	6.69

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