HORNAS — ORC Rating | RegattaPages

GPH

646.2

OSN

629.8

LOA

8.3 m

Displacement

1875 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6347

Medium

0.8413

High

0.9577

Triple Offshore

Low

0.8203

Medium

1.0418

High

1.1761

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 2.66 m
Draft: 1.73 m
Displacement: 1875 kg
Crew weight: 460 kg
Wetted surface: 17.13 m²

Sails

Mainsail: 26.41 m²
Genoa: 18.08 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 81.22 m²

Design

Type: RS 280
Builder: UAB Plastolitas
Designer: UAB Plastolitas
Year built: 1998
Stability index: 99.9

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.

6,43,4.389121,52,4.95,60,5.26,75,5.5,90,5.78,110,5.81,120,5.66,135,5.04,144.2,4.574239,150,4.28
8,42,5.27488,52,5.89,60,6.15,75,6.34,90,6.59,110,6.68,120,6.62,135,6.24,147.3,5.549543,150,5.39
10,40,5.809062,52,6.4,60,6.57,75,6.72,90,6.97,110,7.22,120,7.24,135,6.9,149.4,6.320128,150,6.29
12,38.8,5.94094,52,6.57,60,6.78,75,7.07,90,7.21,110,7.74,120,7.89,135,7.56,150,6.83,150.1,6.828956
14,38.7,5.996691,52,6.64,60,6.87,75,7.32,90,7.59,110,8.19,120,8.39,135,8.35,146.6,7.618154,150,7.34
16,39,6.034902,52,6.67,60,6.92,75,7.45,90,7.97,110,8.57,120,9.08,135,9.3,143.9,8.601593,150,8.02
20,39.9,6.165556,52,6.77,60,7.07,75,7.56,90,8.31,110,9.15,120,10.11,135,11.12,140.8,11.458885,150,10.25

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.95	5.26	5.5	5.78	5.81	5.66	5.04	4.28
8	5.89	6.15	6.34	6.59	6.68	6.62	6.24	5.39
10	6.4	6.57	6.72	6.97	7.22	7.24	6.9	6.29
12	6.57	6.78	7.07	7.21	7.74	7.89	7.56	6.83
14	6.64	6.87	7.32	7.59	8.19	8.39	8.35	7.34
16	6.67	6.92	7.45	7.97	8.57	9.08	9.3	8.02
20	6.77	7.07	7.56	8.31	9.15	10.11	11.12	10.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.21	144.2°	3.71
8	42°	3.92	147.3°	4.67
10	40°	4.45	149.4°	5.44
12	38.8°	4.63	150.1°	5.92
14	38.7°	4.68	146.6°	6.36
16	39°	4.69	143.9°	6.95
20	39.9°	4.73	140.8°	8.88

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