Orca — ORC Rating | RegattaPages

GPH

563.8

OSN

548.6

LOA

10.709 m

Displacement

2398 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7483

Medium

0.967

High

1.1138

Triple Offshore

Low

0.9551

Medium

1.1844

High

1.3421

Boat Specifications

Dimensions

Length overall: 10.709 m
Beam: 2.27 m
Draft: 2.21 m
Displacement: 2398 kg
Crew weight: 558 kg
Wetted surface: 18.19 m²

Sails

Mainsail: 33.59 m²
Genoa: 23.69 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 104.3 m²

Design

Type: MD 35
Builder: MD Boats
Designer: Mark Mills
Year built: 2007
Stability index: 160.8

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.

6,42.7,5.442809,52,6.06,60,6.37,75,6.57,90,6.45,110,6.46,120,6.34,135,5.68,142.6,5.198797,150,4.77
8,39.9,6.243766,52,6.94,60,7.15,75,7.28,90,7.25,110,7.4,120,7.39,135,7.04,146,6.344706,150,6.07
10,38.2,6.553356,52,7.29,60,7.51,75,7.72,90,7.74,110,7.91,120,8.06,135,7.81,150,7.05,151.4,6.959133
12,37.2,6.678971,52,7.46,60,7.71,75,8.06,90,8.2,110,8.3,120,8.63,135,8.59,150,7.8,150.9,7.73657
14,37,6.786575,52,7.57,60,7.85,75,8.29,90,8.62,110,8.68,120,9.12,135,9.5,148,8.666961,150,8.48
16,36.9,6.852701,52,7.65,60,7.95,75,8.46,90,8.98,110,9.05,120,9.62,135,10.51,146.2,9.783576,150,9.39
20,37.2,6.892396,52,7.72,60,8.06,75,8.69,90,9.49,110,10.14,120,10.63,135,12.19,146,12.50848,150,11.97

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.06	6.37	6.57	6.45	6.46	6.34	5.68	4.77
8	6.94	7.15	7.28	7.25	7.4	7.39	7.04	6.07
10	7.29	7.51	7.72	7.74	7.91	8.06	7.81	7.05
12	7.46	7.71	8.06	8.2	8.3	8.63	8.59	7.8
14	7.57	7.85	8.29	8.62	8.68	9.12	9.5	8.48
16	7.65	7.95	8.46	8.98	9.05	9.62	10.51	9.39
20	7.72	8.06	8.69	9.49	10.14	10.63	12.19	11.97

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	4	142.6°	4.13
8	39.9°	4.79	146°	5.26
10	38.2°	5.15	151.4°	6.11
12	37.2°	5.32	150.9°	6.76
14	37°	5.42	148°	7.35
16	36.9°	5.48	146.2°	8.13
20	37.2°	5.49	146°	10.37

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