ORION — ORC Rating | RegattaPages

GPH

732.2

OSN

707.3

LOA

9.19 m

Displacement

4430 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5525

Medium

0.7582

High

0.8838

Triple Offshore

Low

0.7087

Medium

0.9289

High

1.0432

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.16 m
Draft: 1.75 m
Displacement: 4430 kg
Crew weight: 400 kg
Wetted surface: 20.62 m²

Sails

Mainsail: 19.58 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: 117.8

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.

6,43.9,3.969184,52,4.39,60,4.63,75,4.77,90,4.7,110,4.82,120,4.67,135,4.24,147.1,3.727877,150,3.62
8,41.8,4.654744,52,5.2,60,5.43,75,5.59,90,5.65,110,5.8,120,5.68,135,5.23,150,4.61,151.1,4.55758
10,40.8,5.165159,52,5.75,60,5.95,75,6.1,90,6.23,110,6.36,120,6.3,135,6.01,150,5.45,153.2,5.29921
12,40,5.521873,52,6.08,60,6.24,75,6.39,90,6.52,110,6.69,120,6.66,135,6.46,150,6.09,159.5,5.754414
14,39,5.700345,52,6.27,60,6.43,75,6.58,90,6.68,110,6.95,120,6.95,135,6.78,150,6.49,173,5.984608
16,38.8,5.799794,52,6.38,60,6.54,75,6.74,90,6.81,110,7.15,120,7.21,135,7.07,150,6.78,178.4,6.352477
20,38.8,5.85112,52,6.45,60,6.64,75,6.93,90,7.1,110,7.44,120,7.66,135,7.63,150,7.32,179,6.921054

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.39	4.63	4.77	4.7	4.82	4.67	4.24	3.62
8	5.2	5.43	5.59	5.65	5.8	5.68	5.23	4.61
10	5.75	5.95	6.1	6.23	6.36	6.3	6.01	5.45
12	6.08	6.24	6.39	6.52	6.69	6.66	6.46	6.09
14	6.27	6.43	6.58	6.68	6.95	6.95	6.78	6.49
16	6.38	6.54	6.74	6.81	7.15	7.21	7.07	6.78
20	6.45	6.64	6.93	7.1	7.44	7.66	7.63	7.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	2.86	147.1°	3.13
8	41.8°	3.47	151.1°	3.99
10	40.8°	3.91	153.2°	4.73
12	40°	4.23	159.5°	5.39
14	39°	4.43	173°	5.94
16	38.8°	4.52	178.4°	6.35
20	38.8°	4.56	179°	6.92

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