THOXA 9 — ORC Rating | RegattaPages

GPH

663.4

OSN

641.8

LOA

10.3 m

Displacement

5050 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5972

Medium

0.8296

High

0.9671

Triple Offshore

Low

0.7754

Medium

1.0287

High

1.1601

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.92 m
Displacement: 5050 kg
Crew weight: 620 kg
Wetted surface: 25.36 m²

Sails

Mainsail: 34.02 m²
Genoa: 26.93 m²
Spinnaker: 70.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34 E PERF
Builder: DUFOUR YACHTS
Designer: FELCI Umberto
Year built: 2002
Stability index: 109.3

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.

6,45,4.341636,52,4.78,60,5.09,75,5.33,90,5.29,110,5.33,120,5.16,135,4.65,145.7,4.127838,150,3.94
8,43,5.113805,52,5.71,60,6.05,75,6.32,90,6.39,110,6.49,120,6.32,135,5.75,150,5.01,150.2,5.001351
10,42.3,5.773148,52,6.42,60,6.69,75,6.89,90,7.04,110,7.13,120,7.04,135,6.65,150,5.95,152,5.844061
12,41.2,6.219972,52,6.83,60,7.03,75,7.19,90,7.34,110,7.5,120,7.44,135,7.17,150,6.72,156.8,6.419076
14,40.2,6.349863,52,7.01,60,7.21,75,7.42,90,7.49,110,7.87,120,7.82,135,7.53,150,7.18,168.2,6.660759
16,40,6.40955,52,7.07,60,7.28,75,7.59,90,7.74,110,8.18,120,8.22,135,7.93,150,7.52,178.4,7.022738
20,40.2,6.454603,52,7.1,60,7.32,75,7.75,90,8.18,110,8.54,120,8.93,135,8.8,150,8.29,179,7.701173

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.78	5.09	5.33	5.29	5.33	5.16	4.65	3.94
8	5.71	6.05	6.32	6.39	6.49	6.32	5.75	5.01
10	6.42	6.69	6.89	7.04	7.13	7.04	6.65	5.95
12	6.83	7.03	7.19	7.34	7.5	7.44	7.17	6.72
14	7.01	7.21	7.42	7.49	7.87	7.82	7.53	7.18
16	7.07	7.28	7.59	7.74	8.18	8.22	7.93	7.52
20	7.1	7.32	7.75	8.18	8.54	8.93	8.8	8.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	3.07	145.7°	3.41
8	43°	3.74	150.2°	4.34
10	42.3°	4.27	152°	5.16
12	41.2°	4.68	156.8°	5.9
14	40.2°	4.85	168.2°	6.52
16	40°	4.91	178.4°	7.02
20	40.2°	4.93	179°	7.7

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