MARASKA — ORC Rating | RegattaPages

GPH

683.2

OSN

662.4

LOA

8.84 m

Displacement

2500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.595

Medium

0.8103

High

0.9217

Triple Offshore

Low

0.7682

Medium

0.9909

High

1.1074

Boat Specifications

Dimensions

Length overall: 8.84 m
Beam: 2.72 m
Draft: 1.6 m
Displacement: 2500 kg
Crew weight: 470 kg
Wetted surface: 17.51 m²

Sails

Mainsail: 26.4 m²
Genoa: 19.16 m²
Spinnaker: 51.98 m²
Asymmetric spinnaker: 0 m²

Design

Type: SUPER CHA Modifié
Builder: Quéré
Designer: MAURIC André
Year built: 1969
Stability index: 106.5

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.

6,43,4.225042,52,4.75,60,5.04,75,5.25,90,5.28,110,5.29,120,5.12,135,4.62,146,4.089079,150,3.91
8,41.8,5.003515,52,5.63,60,5.89,75,6.08,90,6.21,110,6.26,120,6.13,135,5.65,150,4.93,150.7,4.8964
10,41.2,5.621898,52,6.17,60,6.34,75,6.48,90,6.67,110,6.74,120,6.65,135,6.35,150,5.81,153.4,5.647795
12,39,5.854756,52,6.45,60,6.61,75,6.76,90,6.95,110,7.18,120,7.08,135,6.77,150,6.42,161.9,6.038827
14,39,5.983432,52,6.56,60,6.76,75,7.02,90,7.11,110,7.61,120,7.54,135,7.2,150,6.8,176.6,6.301091
16,39.3,6.034838,52,6.6,60,6.82,75,7.22,90,7.43,110,7.93,120,8.01,135,7.66,150,7.2,179,6.681018
20,40.5,6.062551,52,6.59,60,6.85,75,7.35,90,7.88,110,8.34,120,8.86,135,8.77,150,8.09,178.1,7.434087

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.75	5.04	5.25	5.28	5.29	5.12	4.62	3.91
8	5.63	5.89	6.08	6.21	6.26	6.13	5.65	4.93
10	6.17	6.34	6.48	6.67	6.74	6.65	6.35	5.81
12	6.45	6.61	6.76	6.95	7.18	7.08	6.77	6.42
14	6.56	6.76	7.02	7.11	7.61	7.54	7.2	6.8
16	6.6	6.82	7.22	7.43	7.93	8.01	7.66	7.2
20	6.59	6.85	7.35	7.88	8.34	8.86	8.77	8.09

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.09	146°	3.39
8	41.8°	3.73	150.7°	4.27
10	41.2°	4.23	153.4°	5.05
12	39°	4.55	161.9°	5.74
14	39°	4.65	176.6°	6.29
16	39.3°	4.67	179°	6.68
20	40.5°	4.61	178.1°	7.43

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