ROSA — ORC Rating | RegattaPages

GPH

690.2

OSN

670.6

LOA

10.32 m

Displacement

6164 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.665

Medium

0.8967

High

1.04

Triple Offshore

Low

0.8543

Medium

1.1031

High

1.236

Boat Specifications

Dimensions

Length overall: 10.32 m
Beam: 3.45 m
Draft: 1.87 m
Displacement: 6164 kg
Crew weight: 536 kg
Wetted surface: 24.99 m²

Sails

Mainsail: 33.22 m²
Genoa: 27.51 m²
Spinnaker: 71.87 m²
Asymmetric spinnaker: 78.2 m²

Design

Type: HR 342
Builder: Hallberg-Rassy AB
Designer: German Frers
Year built: 2007

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.

6,42.4,4.143785,52,4.62,60,4.86,75,5.04,90,5.2,110,5.24,120,5.08,135,4.62,147.5,4.066913,150,3.96
8,41,4.809797,52,5.42,60,5.69,75,5.92,90,6.21,110,6.27,120,6.11,135,5.59,150,4.94,152.2,4.838449
10,41.4,5.425863,52,6.07,60,6.29,75,6.45,90,6.71,110,6.76,120,6.68,135,6.38,150,5.77,153.5,5.60935
12,40.9,5.860924,52,6.43,60,6.59,75,6.73,90,6.98,110,7.08,120,7.01,135,6.79,150,6.43,160.4,6.050586
14,40.1,6.052909,52,6.61,60,6.77,75,6.93,90,7.11,110,7.38,120,7.32,135,7.09,150,6.8,180,6.31
16,39.6,6.112809,52,6.71,60,6.89,75,7.1,90,7.2,110,7.67,120,7.64,135,7.41,150,7.09,180,6.71
20,40.4,6.171718,52,6.75,60,6.96,75,7.34,90,7.58,110,7.95,120,8.18,135,8.04,150,7.68,180,7.27

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.62	4.86	5.04	5.2	5.24	5.08	4.62	3.96
8	5.42	5.69	5.92	6.21	6.27	6.11	5.59	4.94
10	6.07	6.29	6.45	6.71	6.76	6.68	6.38	5.77
12	6.43	6.59	6.73	6.98	7.08	7.01	6.79	6.43
14	6.61	6.77	6.93	7.11	7.38	7.32	7.09	6.8
16	6.71	6.89	7.1	7.2	7.67	7.64	7.41	7.09
20	6.75	6.96	7.34	7.58	7.95	8.18	8.04	7.68

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.06	147.5°	3.43
8	41°	3.63	152.2°	4.28
10	41.4°	4.07	153.5°	5.02
12	40.9°	4.43	160.4°	5.7
14	40.1°	4.63	180°	6.31
16	39.6°	4.71	180°	6.71
20	40.4°	4.7	180°	7.27

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