SKIRON — ORC Rating | RegattaPages

GPH

783.5

OSN

759.7

LOA

9.89 m

Displacement

4546 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.4979

Medium

0.6845

High

0.8206

Triple Offshore

Low

0.6491

Medium

0.8717

High

1.0054

Boat Specifications

Dimensions

Length overall: 9.89 m
Beam: 3.34 m
Draft: 1.6 m
Displacement: 4546 kg
Crew weight: 400 kg
Wetted surface: 21.1 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

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.

6,45.8,3.571607,52,3.92,60,4.21,75,4.42,90,4.5,110,4.55,120,4.39,135,3.96,145,3.57687,150,3.38
8,44.2,4.268315,52,4.73,60,5.03,75,5.26,90,5.47,110,5.55,120,5.36,135,4.91,145.8,4.485657,150,4.28
10,43.5,4.783737,52,5.32,60,5.66,75,5.93,90,6.21,110,6.28,120,6.16,135,5.75,145,5.298162,150,5.01
12,43.5,5.238674,52,5.81,60,6.1,75,6.31,90,6.57,110,6.64,120,6.57,135,6.34,145.5,5.933557,150,5.65
14,43.5,5.610896,52,6.12,60,6.34,75,6.53,90,6.8,110,6.92,120,6.86,135,6.66,150,6.09,173.5,5.344354
16,42.8,5.765065,52,6.3,60,6.5,75,6.7,90,6.94,110,7.21,120,7.16,135,6.94,150,6.43,174.5,5.897149
20,43.1,5.848015,52,6.38,60,6.62,75,6.96,90,7.13,110,7.69,120,7.74,135,7.51,150,6.88,177.5,6.55624

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.92	4.21	4.42	4.5	4.55	4.39	3.96	3.38
8	4.73	5.03	5.26	5.47	5.55	5.36	4.91	4.28
10	5.32	5.66	5.93	6.21	6.28	6.16	5.75	5.01
12	5.81	6.1	6.31	6.57	6.64	6.57	6.34	5.65
14	6.12	6.34	6.53	6.8	6.92	6.86	6.66	6.09
16	6.3	6.5	6.7	6.94	7.21	7.16	6.94	6.43
20	6.38	6.62	6.96	7.13	7.69	7.74	7.51	6.88

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.8°	2.49	145°	2.93
8	44.2°	3.06	145.8°	3.71
10	43.5°	3.47	145°	4.34
12	43.5°	3.8	145.5°	4.89
14	43.5°	4.07	173.5°	5.31
16	42.8°	4.23	174.5°	5.87
20	43.1°	4.27	177.5°	6.55

Loading polar chart…