Roxanna — ORC Rating | RegattaPages

GPH

724

OSN

700.1

LOA

7.927 m

Displacement

1875 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5575

Medium

0.7684

High

0.8944

Triple Offshore

Low

0.7193

Medium

0.937

High

1.0618

Boat Specifications

Dimensions

Length overall: 7.927 m
Beam: 2.86 m
Draft: 1.38 m
Displacement: 1875 kg
Crew weight: 460 kg
Wetted surface: 14.94 m²

Sails

Mainsail: 20.84 m²
Genoa: 11.83 m²
Spinnaker: 38.64 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-79
Builder: X-YACHTS
Designer: NIELS JEPPESEN
Year built: 1979
Stability index: 100.7

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.

6,43.8,4.0041,52,4.43,60,4.68,75,4.83,90,4.99,110,4.98,120,4.8,135,4.3,146,3.799587,150,3.63
8,41.8,4.721815,52,5.28,60,5.49,75,5.63,90,5.88,110,5.88,120,5.74,135,5.28,150,4.65,151.1,4.60327
10,40.6,5.228698,52,5.8,60,5.96,75,6.09,90,6.34,110,6.36,120,6.26,135,5.97,150,5.47,155.6,5.237823
12,39,5.558801,52,6.09,60,6.23,75,6.37,90,6.64,110,6.75,120,6.64,135,6.38,150,6.04,167.6,5.559695
14,37.6,5.730228,52,6.28,60,6.43,75,6.6,90,6.85,110,7.09,120,7.01,135,6.74,150,6.41,177.2,5.967124
16,37.2,5.787604,52,6.39,60,6.57,75,6.8,90,6.98,110,7.45,120,7.39,135,7.1,150,6.75,179,6.320963
20,38.1,5.870879,52,6.46,60,6.69,75,7.08,90,7.34,110,8.2,120,8.55,135,8,150,7.45,179,6.971062

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.68	4.83	4.99	4.98	4.8	4.3	3.63
8	5.28	5.49	5.63	5.88	5.88	5.74	5.28	4.65
10	5.8	5.96	6.09	6.34	6.36	6.26	5.97	5.47
12	6.09	6.23	6.37	6.64	6.75	6.64	6.38	6.04
14	6.28	6.43	6.6	6.85	7.09	7.01	6.74	6.41
16	6.39	6.57	6.8	6.98	7.45	7.39	7.1	6.75
20	6.46	6.69	7.08	7.34	8.2	8.55	8	7.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	2.89	146°	3.15
8	41.8°	3.52	151.1°	4.03
10	40.6°	3.97	155.6°	4.77
12	39°	4.32	167.6°	5.43
14	37.6°	4.54	177.2°	5.96
16	37.2°	4.61	179°	6.32
20	38.1°	4.62	179°	6.97

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