SAMIA — ORC Rating | RegattaPages

GPH

780.6

OSN

752.6

LOA

9.19 m

Displacement

4735 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5652

Medium

0.7968

High

0.9591

Triple Offshore

Low

0.7299

Medium

0.9855

High

1.1399

Boat Specifications

Dimensions

Length overall: 9.19 m
Beam: 3.16 m
Draft: 1.77 m
Displacement: 4735 kg
Crew weight: 400 kg
Wetted surface: 21.33 m²

Sails

Mainsail: 18.86 m²
Genoa: 29.29 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 3800
Builder: DUFOUR SA
Designer: GERMAN FRERS
Year built: 1978

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.

6,43.9,3.84428,52,4.26,60,4.5,75,4.68,90,4.62,110,4.27,120,3.99,135,3.51,150,3.04,158.6,2.846231
8,41.8,4.466945,52,5.02,60,5.28,75,5.5,90,5.45,110,5.14,120,4.86,135,4.42,150,3.94,165.9,3.577792
10,41.4,4.99926,52,5.64,60,5.9,75,6.09,90,6.09,110,5.9,120,5.63,135,5.14,150,4.68,171,4.252354
12,41.7,5.504674,52,6.05,60,6.23,75,6.38,90,6.41,110,6.33,120,6.19,135,5.82,150,5.34,173.3,4.873281
14,40.7,5.737769,52,6.27,60,6.43,75,6.58,90,6.66,110,6.6,120,6.5,135,6.27,150,5.94,173.6,5.464052
16,40.2,5.839255,52,6.38,60,6.55,75,6.74,90,6.87,110,6.82,120,6.74,135,6.55,150,6.33,176.6,5.980527
20,40.1,5.869884,52,6.44,60,6.65,75,6.97,90,7.19,110,7.28,120,7.21,135,7,150,6.8,179.2,6.57064

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.26	4.5	4.68	4.62	4.27	3.99	3.51	3.04
8	5.02	5.28	5.5	5.45	5.14	4.86	4.42	3.94
10	5.64	5.9	6.09	6.09	5.9	5.63	5.14	4.68
12	6.05	6.23	6.38	6.41	6.33	6.19	5.82	5.34
14	6.27	6.43	6.58	6.66	6.6	6.5	6.27	5.94
16	6.38	6.55	6.74	6.87	6.82	6.74	6.55	6.33
20	6.44	6.65	6.97	7.19	7.28	7.21	7	6.8

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	2.77	158.6°	2.65
8	41.8°	3.33	165.9°	3.47
10	41.4°	3.75	171°	4.2
12	41.7°	4.11	173.3°	4.84
14	40.7°	4.35	173.6°	5.43
16	40.2°	4.46	176.6°	5.97
20	40.1°	4.49	179.2°	6.57

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