SKIRON — ORC Rating | RegattaPages

GPH

779.6

OSN

753.6

LOA

9.89 m

Displacement

4547 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5032

Medium

0.6953

High

0.8188

Triple Offshore

Low

0.6528

Medium

0.8781

High

1.0016

Boat Specifications

Dimensions

Length overall: 9.89 m
Beam: 3.34 m
Draft: 1.6 m
Displacement: 4547 kg
Crew weight: 400 kg
Wetted surface: 20.95 m²

Sails

Mainsail: 19.47 m²
Genoa: 25.44 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 52.44 m²

Design

Type: STOREBRO ROYAL 33
Builder: STOREBRO
Designer: CARTER/LINDBLOM
Year built: 1980
Stability index: 110.1

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.

6,45.7,3.622487,52,3.95,60,4.22,75,4.37,90,4.45,110,4.52,120,4.36,135,3.94,144.8,3.56118,150,3.36
8,44.1,4.37249,52,4.82,60,5.08,75,5.26,90,5.44,110,5.53,120,5.38,135,4.95,145.2,4.542414,150,4.31
10,42.6,4.863489,52,5.41,60,5.67,75,5.88,90,6.12,110,6.23,120,6.13,135,5.77,145.2,5.346166,150,5.07
12,42,5.247968,52,5.82,60,6.05,75,6.25,90,6.49,110,6.61,120,6.56,135,6.33,146,5.910468,150,5.66
14,41.7,5.518068,52,6.08,60,6.29,75,6.49,90,6.71,110,6.89,120,6.86,135,6.68,150,6.07,169.4,5.351318
16,41.7,5.665395,52,6.23,60,6.44,75,6.65,90,6.86,110,7.13,120,7.13,135,6.96,150,6.41,173,5.823407
20,41.8,5.741298,52,6.32,60,6.56,75,6.88,90,7.04,110,7.55,120,7.63,135,7.47,150,6.88,176.6,6.491426

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.95	4.22	4.37	4.45	4.52	4.36	3.94	3.36
8	4.82	5.08	5.26	5.44	5.53	5.38	4.95	4.31
10	5.41	5.67	5.88	6.12	6.23	6.13	5.77	5.07
12	5.82	6.05	6.25	6.49	6.61	6.56	6.33	5.66
14	6.08	6.29	6.49	6.71	6.89	6.86	6.68	6.07
16	6.23	6.44	6.65	6.86	7.13	7.13	6.96	6.41
20	6.32	6.56	6.88	7.04	7.55	7.63	7.47	6.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.7°	2.53	144.8°	2.91
8	44.1°	3.14	145.2°	3.73
10	42.6°	3.58	145.2°	4.39
12	42°	3.9	146°	4.9
14	41.7°	4.12	169.4°	5.26
16	41.7°	4.23	173°	5.78
20	41.8°	4.28	176.6°	6.48

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