SULA — ORC Rating | RegattaPages

GPH

741.1

OSN

719.5

LOA

9.27 m

Displacement

3475 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5494

Medium

0.7457

High

0.8619

Triple Offshore

Low

0.7054

Medium

0.9143

High

1.0247

Boat Specifications

Dimensions

Length overall: 9.27 m
Beam: 2.98 m
Draft: 1.68 m
Displacement: 3475 kg
Crew weight: 450 kg
Wetted surface: 18 m²

Sails

Mainsail: 21.28 m²
Genoa: 29.04 m²
Spinnaker: 45.45 m²
Asymmetric spinnaker: 0 m²

Design

Type: Arpege
Builder: Duforu Yachts
Designer: Dufour
Year built: 1972

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.

6,42.4,3.940658,52,4.43,60,4.68,75,4.87,90,4.82,110,4.68,120,4.54,135,4.13,149,3.604897,150,3.57
8,41.6,4.626917,52,5.23,60,5.5,75,5.7,90,5.68,110,5.67,120,5.53,135,5.05,150,4.47,153,4.365849
10,42,5.247968,52,5.78,60,5.95,75,6.09,90,6.13,110,6.2,120,6.13,135,5.82,150,5.26,154.5,5.074313
12,40.5,5.536516,52,6.04,60,6.18,75,6.32,90,6.43,110,6.52,120,6.45,135,6.24,150,5.91,166,5.400415
14,39.8,5.648956,52,6.17,60,6.33,75,6.51,90,6.65,110,6.84,120,6.76,135,6.54,150,6.27,180,5.83
16,39.4,5.694071,52,6.23,60,6.41,75,6.67,90,6.8,110,7.13,120,7.08,135,6.86,150,6.55,180,6.2
20,39.8,5.740068,52,6.26,60,6.48,75,6.86,90,7.14,110,7.5,120,7.6,135,7.46,150,7.14,180,6.76

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.68	4.87	4.82	4.68	4.54	4.13	3.57
8	5.23	5.5	5.7	5.68	5.67	5.53	5.05	4.47
10	5.78	5.95	6.09	6.13	6.2	6.13	5.82	5.26
12	6.04	6.18	6.32	6.43	6.52	6.45	6.24	5.91
14	6.17	6.33	6.51	6.65	6.84	6.76	6.54	6.27
16	6.23	6.41	6.67	6.8	7.13	7.08	6.86	6.55
20	6.26	6.48	6.86	7.14	7.5	7.6	7.46	7.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	2.91	149°	3.09
8	41.6°	3.46	153°	3.89
10	42°	3.9	154.5°	4.58
12	40.5°	4.21	166°	5.24
14	39.8°	4.34	180°	5.83
16	39.4°	4.4	180°	6.2
20	39.8°	4.41	180°	6.76

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