ORION — ORC Rating | RegattaPages

GPH

739.7

OSN

715.4

LOA

9.19 m

Displacement

4430 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5434

Medium

0.7454

High

0.8744

Triple Offshore

Low

0.6987

Medium

0.9198

High

1.0387

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.16 m
Draft: 1.75 m
Displacement: 4430 kg
Crew weight: 300 kg
Wetted surface: 20.42 m²

Sails

Mainsail: 18.63 m²
Genoa: 26.4 m²
Spinnaker: 64.19 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 3800
Builder: DUFOUR SA
Designer: M.DUFOUR
Year built: 1978
Stability index: 118.8

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.

6,44.2,3.863801,52,4.27,60,4.52,75,4.7,90,4.68,110,4.8,120,4.66,135,4.26,147.8,3.734372,150,3.65
8,42,4.494413,52,5.03,60,5.3,75,5.52,90,5.66,110,5.82,120,5.69,135,5.21,150,4.6,152,4.518955
10,41.8,5.043757,52,5.66,60,5.91,75,6.08,90,6.27,110,6.38,120,6.32,135,6.04,150,5.44,152,5.345731
12,41.8,5.52667,52,6.05,60,6.23,75,6.37,90,6.55,110,6.7,120,6.66,135,6.47,150,6.13,158.3,5.822635
14,40.6,5.729177,52,6.25,60,6.41,75,6.57,90,6.67,110,6.98,120,6.97,135,6.78,150,6.5,171.8,6.021563
16,40,5.796008,52,6.35,60,6.53,75,6.73,90,6.81,110,7.22,120,7.27,135,7.09,150,6.78,178.1,6.363499
20,40.5,5.852137,52,6.4,60,6.61,75,6.95,90,7.16,110,7.48,120,7.75,135,7.72,150,7.38,179,6.921054

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.27	4.52	4.7	4.68	4.8	4.66	4.26	3.65
8	5.03	5.3	5.52	5.66	5.82	5.69	5.21	4.6
10	5.66	5.91	6.08	6.27	6.38	6.32	6.04	5.44
12	6.05	6.23	6.37	6.55	6.7	6.66	6.47	6.13
14	6.25	6.41	6.57	6.67	6.98	6.97	6.78	6.5
16	6.35	6.53	6.73	6.81	7.22	7.27	7.09	6.78
20	6.4	6.61	6.95	7.16	7.48	7.75	7.72	7.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.77	147.8°	3.16
8	42°	3.34	152°	3.99
10	41.8°	3.76	152°	4.72
12	41.8°	4.12	158.3°	5.41
14	40.6°	4.35	171.8°	5.96
16	40°	4.44	178.1°	6.36
20	40.5°	4.45	179°	6.92

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