AROSA VI — ORC Rating

GPH

732.4

OSN

709.1

LOA

9.011 m

Displacement

3415 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.559

Medium

0.7592

High

0.8713

Triple Offshore

Low

0.7147

Medium

0.9256

High

1.0313

Boat Specifications

Dimensions

Length overall: 9.011 m
Beam: 2.86 m
Draft: 1.72 m
Displacement: 3415 kg
Crew weight: 350 kg
Wetted surface: 19.29 m²

Sails

Mainsail: 20.05 m²
Genoa: 28.05 m²
Spinnaker: 64.78 m²
Asymmetric spinnaker: 0 m²

Design

Type: SIROCCO MK II
Builder: MISTRAL
Designer: A. PRIMROSE
Year built: 1975
Stability index: 126.9

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.

6,42.6,3.926113,52,4.38,60,4.61,75,4.77,90,4.73,110,4.85,120,4.71,135,4.31,147.8,3.817095,150,3.73
8,41.4,4.599319,52,5.19,60,5.44,75,5.61,90,5.72,110,5.84,120,5.72,135,5.3,150,4.67,151.6,4.604111
10,41.7,5.236807,52,5.76,60,5.92,75,6.05,90,6.2,110,6.31,120,6.25,135,6.01,150,5.52,152.9,5.391969
12,40.2,5.525035,52,6.04,60,6.17,75,6.3,90,6.41,110,6.64,120,6.6,135,6.39,150,6.09,161.3,5.732624
14,39.6,5.658566,52,6.18,60,6.33,75,6.5,90,6.56,110,6.94,120,6.94,135,6.74,150,6.43,176.6,5.970509
16,39.4,5.719953,52,6.25,60,6.43,75,6.67,90,6.78,110,7.11,120,7.25,135,7.09,150,6.75,179,6.310961
20,39.9,5.761471,52,6.29,60,6.5,75,6.87,90,7.13,110,7.36,120,7.61,135,7.69,150,7.37,179,6.921054

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.38	4.61	4.77	4.73	4.85	4.71	4.31	3.73
8	5.19	5.44	5.61	5.72	5.84	5.72	5.3	4.67
10	5.76	5.92	6.05	6.2	6.31	6.25	6.01	5.52
12	6.04	6.17	6.3	6.41	6.64	6.6	6.39	6.09
14	6.18	6.33	6.5	6.56	6.94	6.94	6.74	6.43
16	6.25	6.43	6.67	6.78	7.11	7.25	7.09	6.75
20	6.29	6.5	6.87	7.13	7.36	7.61	7.69	7.37

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	2.89	147.8°	3.23
8	41.4°	3.45	151.6°	4.05
10	41.7°	3.91	152.9°	4.8
12	40.2°	4.22	161.3°	5.43
14	39.6°	4.36	176.6°	5.96
16	39.4°	4.42	179°	6.31
20	39.9°	4.42	179°	6.92

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