RASPA — ORC Rating | RegattaPages

GPH

674.2

OSN

653.2

LOA

10.837 m

Displacement

6403 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6755

Medium

0.9199

High

1.0718

Triple Offshore

Low

0.8661

Medium

1.1335

High

1.274

Boat Specifications

Dimensions

Length overall: 10.837 m
Beam: 3.24 m
Draft: 1.99 m
Displacement: 6403 kg
Crew weight: 560 kg
Wetted surface: 26.18 m²

Sails

Mainsail: 29.29 m²
Genoa: 39.85 m²
Spinnaker: 84.74 m²
Asymmetric spinnaker: 0 m²

Design

Type: Mazurka
Builder: Kesteloo
Designer: D.Koopmans
Year built: 1972

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.

6,42.5,4.299603,52,4.8,60,5.04,75,5.23,90,5.17,110,5.13,120,5,135,4.57,146.9,4.034767,150,3.9
8,40.9,5.014199,52,5.66,60,5.95,75,6.18,90,6.13,110,6.25,120,6.09,135,5.59,150,4.91,151,4.859255
10,41.3,5.697064,52,6.36,60,6.57,75,6.73,90,6.79,110,6.9,120,6.82,135,6.49,150,5.78,151.6,5.695456
12,40.9,6.125526,52,6.69,60,6.86,75,7.01,90,7.09,110,7.25,120,7.2,135,6.98,150,6.55,156.1,6.267405
14,40.3,6.280581,52,6.86,60,7.03,75,7.2,90,7.27,110,7.54,120,7.52,135,7.3,150,6.98,174.7,6.377265
16,39.6,6.333441,52,6.94,60,7.13,75,7.36,90,7.47,110,7.79,120,7.84,135,7.62,150,7.28,180,6.84
20,40,6.422604,52,6.99,60,7.2,75,7.56,90,7.83,110,8.06,120,8.36,135,8.29,150,7.89,180,7.43

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.8	5.04	5.23	5.17	5.13	5	4.57	3.9
8	5.66	5.95	6.18	6.13	6.25	6.09	5.59	4.91
10	6.36	6.57	6.73	6.79	6.9	6.82	6.49	5.78
12	6.69	6.86	7.01	7.09	7.25	7.2	6.98	6.55
14	6.86	7.03	7.2	7.27	7.54	7.52	7.3	6.98
16	6.94	7.13	7.36	7.47	7.79	7.84	7.62	7.28
20	6.99	7.2	7.56	7.83	8.06	8.36	8.29	7.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.17	146.9°	3.38
8	40.9°	3.79	151°	4.25
10	41.3°	4.28	151.6°	5.01
12	40.9°	4.63	156.1°	5.73
14	40.3°	4.79	174.7°	6.35
16	39.6°	4.88	180°	6.84
20	40°	4.92	180°	7.43

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