HORNAS — ORC Rating | RegattaPages

GPH

646.1

OSN

631.3

LOA

8.3 m

Displacement

1875 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6378

Medium

0.8398

High

0.9455

Triple Offshore

Low

0.8249

Medium

1.0401

High

1.1671

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 2.66 m
Draft: 1.73 m
Displacement: 1875 kg
Crew weight: 465 kg
Wetted surface: 17.27 m²

Sails

Mainsail: 26.42 m²
Genoa: 18.08 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 79.13 m²

Design

Type: RS 280
Builder: UAB Plastolitas
Designer: UAB Plastolitas
Year built: 1998

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.

6,43.1,4.478457,52,5.03,60,5.33,75,5.58,90,5.81,110,5.85,120,5.69,135,5.04,144,4.561091,150,4.26
8,41.2,5.276344,52,5.94,60,6.18,75,6.36,90,6.59,110,6.69,120,6.61,135,6.22,148,5.459596,150,5.34
10,39.8,5.831181,52,6.42,60,6.59,75,6.74,90,6.96,110,7.23,120,7.21,135,6.85,149.2,6.286673,150,6.23
12,38.6,5.937145,52,6.58,60,6.79,75,7.09,90,7.2,110,7.72,120,7.87,135,7.47,150,6.76,151,6.700055
14,38.6,5.988327,52,6.63,60,6.87,75,7.33,90,7.61,110,8.19,120,8.37,135,8.21,150,7.18,176,6.335433
16,39,6.009167,52,6.66,60,6.91,75,7.45,90,7.98,110,8.55,120,9.03,135,9.1,144,8.392902,150,7.84
20,40.3,6.149462,52,6.74,60,7.05,75,7.55,90,8.29,110,9.17,120,10.07,135,11.48,139.8,11.128626,150,9.82

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.03	5.33	5.58	5.81	5.85	5.69	5.04	4.26
8	5.94	6.18	6.36	6.59	6.69	6.61	6.22	5.34
10	6.42	6.59	6.74	6.96	7.23	7.21	6.85	6.23
12	6.58	6.79	7.09	7.2	7.72	7.87	7.47	6.76
14	6.63	6.87	7.33	7.61	8.19	8.37	8.21	7.18
16	6.66	6.91	7.45	7.98	8.55	9.03	9.1	7.84
20	6.74	7.05	7.55	8.29	9.17	10.07	11.48	9.82

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.27	144°	3.69
8	41.2°	3.97	148°	4.63
10	39.8°	4.48	149.2°	5.4
12	38.6°	4.64	151°	5.86
14	38.6°	4.68	176°	6.32
16	39°	4.67	144°	6.79
20	40.3°	4.69	139.8°	8.5

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