Penny — ORC Rating | RegattaPages

GPH

712.2

OSN

690.8

LOA

9.04 m

Displacement

3191 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6487

Medium

0.8779

High

1.0029

Triple Offshore

Low

0.8301

Medium

1.0692

High

1.1888

Boat Specifications

Dimensions

Length overall: 9.04 m
Beam: 3.12 m
Draft: 1.75 m
Displacement: 3191 kg
Crew weight: 455 kg
Wetted surface: 17.82 m²

Sails

Mainsail: 19.41 m²
Genoa: 24.98 m²
Spinnaker: 62.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: Contention 30
Builder: SOUTHERN OCEAN SHI
Designer: Douglas Peterson
Year built: 1976

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.

6,41.7,4.031404,52,4.55,60,4.78,75,4.97,90,4.89,110,4.99,120,4.85,135,4.45,147.7,3.904116,150,3.81
8,40.8,4.742435,52,5.37,60,5.63,75,5.83,90,5.86,110,5.99,120,5.88,135,5.42,150,4.76,151.5,4.68812
10,40.7,5.355251,52,5.92,60,6.09,75,6.22,90,6.33,110,6.45,120,6.39,135,6.15,150,5.6,151.7,5.531091
12,39.1,5.643992,52,6.19,60,6.33,75,6.46,90,6.55,110,6.77,120,6.74,135,6.53,150,6.2,162.3,5.794293
14,38.6,5.758007,52,6.32,60,6.47,75,6.65,90,6.74,110,7.07,120,7.08,135,6.86,150,6.54,180,6.08
16,38.5,5.813893,52,6.37,60,6.55,75,6.8,90,6.99,110,7.28,120,7.41,135,7.21,150,6.84,180,6.44
20,39.5,5.831852,52,6.38,60,6.59,75,6.97,90,7.32,110,7.55,120,7.84,135,7.89,150,7.49,180,7.03

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.55	4.78	4.97	4.89	4.99	4.85	4.45	3.81
8	5.37	5.63	5.83	5.86	5.99	5.88	5.42	4.76
10	5.92	6.09	6.22	6.33	6.45	6.39	6.15	5.6
12	6.19	6.33	6.46	6.55	6.77	6.74	6.53	6.2
14	6.32	6.47	6.65	6.74	7.07	7.08	6.86	6.54
16	6.37	6.55	6.8	6.99	7.28	7.41	7.21	6.84
20	6.38	6.59	6.97	7.32	7.55	7.84	7.89	7.49

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.01	147.7°	3.3
8	40.8°	3.59	151.5°	4.12
10	40.7°	4.06	151.7°	4.87
12	39.1°	4.38	162.3°	5.52
14	38.6°	4.5	180°	6.08
16	38.5°	4.55	180°	6.44
20	39.5°	4.5	180°	7.03

Loading polar chart…