RAFFALE — ORC Rating | RegattaPages

GPH

509.6

OSN

500.5

LOA

11.275 m

Displacement

3473 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8258

Medium

1.0494

High

1.2356

Triple Offshore

Low

1.0616

Medium

1.303

High

1.4962

Boat Specifications

Dimensions

Length overall: 11.275 m
Beam: 3.5 m
Draft: 2.8 m
Displacement: 3473 kg
Crew weight: 550 kg
Wetted surface: 29.04 m²

Sails

Mainsail: 59.75 m²
Genoa: 40.64 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 185.02 m²

Design

Type: MC 38 OD
Builder: McConaghy
Designer: DUNNING Harry
Year built: 2011

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.

6,42.8,6.119418,52,6.87,60,7.24,75,7.49,90,7.41,110,7.25,120,7.05,135,6.29,142,5.774033,150,5.26
8,39.9,6.804272,52,7.63,60,7.9,75,8.21,90,8.17,110,8.13,120,8.2,135,7.78,144.5,7.075163,150,6.65
10,38.6,7.050359,52,7.87,60,8.14,75,8.64,90,8.97,110,8.74,120,8.95,135,8.71,150,7.667212
12,37.7,7.153478,52,8,60,8.31,75,8.93,90,9.49,110,9.32,120,9.56,135,9.92,150,8.579425
14,37.5,7.348554,52,8.13,60,8.43,75,9.12,90,9.83,110,10.14,120,10.32,135,10.95,145.5,10.131944,150,9.64
16,37.1,7.409878,52,8.28,60,8.69,75,9.27,90,10.06,110,11.02,120,11.06,135,11.79,143.2,11.864154,150,10.97
20,37.9,7.502369,52,8.38,60,8.86,75,9.77,90,10.45,110,11.96,120,12.5,135,13.52,147.5,14.524691,150,14.15

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.87	7.24	7.49	7.41	7.25	7.05	6.29	5.26
8	7.63	7.9	8.21	8.17	8.13	8.2	7.78	6.65
10	7.87	8.14	8.64	8.97	8.74	8.95	8.71	7.67
12	8	8.31	8.93	9.49	9.32	9.56	9.92	8.58
14	8.13	8.43	9.12	9.83	10.14	10.32	10.95	9.64
16	8.28	8.69	9.27	10.06	11.02	11.06	11.79	10.97
20	8.38	8.86	9.77	10.45	11.96	12.5	13.52	14.15

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	4.49	142°	4.55
8	39.9°	5.22	144.5°	5.76
10	38.6°	5.51	150°	6.64
12	37.7°	5.66	150°	7.43
14	37.5°	5.83	145.5°	8.35
16	37.1°	5.91	143.2°	9.5
20	37.9°	5.92	147.5°	12.25

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