RITA III — ORC Rating

GPH

705.1

OSN

684.4

LOA

9.75 m

Displacement

5886 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6377

Medium

0.8704

High

1.0263

Triple Offshore

Low

0.8251

Medium

1.0841

High

1.2314

Boat Specifications

Dimensions

Length overall: 9.75 m
Beam: 3.53 m
Draft: 1.41 m
Displacement: 5886 kg
Crew weight: 500 kg
Wetted surface: 25.76 m²

Sails

Mainsail: 27.45 m²
Genoa: 32.47 m²
Spinnaker: 62.87 m²
Asymmetric spinnaker: 0 m²

Design

Type: CATALINA 320
Builder: CATALINA YACHTS
Designer: Gerry Douglas
Year built: 1992

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.

6,44.6,4.100974,52,4.56,60,4.87,75,5.1,90,5.06,110,4.98,120,4.84,135,4.41,147.3,3.873985,150,3.77
8,42.7,4.776065,52,5.36,60,5.68,75,5.96,90,5.95,110,6.02,120,5.86,135,5.37,150,4.76,151.6,4.695057
10,42.7,5.361167,52,6,60,6.3,75,6.52,90,6.6,110,6.7,120,6.61,135,6.23,150,5.57,154.8,5.36014
12,42.8,5.860467,52,6.43,60,6.64,75,6.81,90,6.95,110,7.05,120,6.99,135,6.76,150,6.31,157.4,5.989968
14,42.2,6.114973,52,6.65,60,6.84,75,7.01,90,7.17,110,7.33,120,7.28,135,7.07,150,6.77,180,6.17
16,41.7,6.201129,52,6.75,60,6.96,75,7.17,90,7.28,110,7.63,120,7.58,135,7.36,150,7.07,180,6.66
20,41.6,6.231629,52,6.8,60,7.03,75,7.39,90,7.65,110,8.1,120,8.21,135,8,150,7.63,180,7.23

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.56	4.87	5.1	5.06	4.98	4.84	4.41	3.77
8	5.36	5.68	5.96	5.95	6.02	5.86	5.37	4.76
10	6	6.3	6.52	6.6	6.7	6.61	6.23	5.57
12	6.43	6.64	6.81	6.95	7.05	6.99	6.76	6.31
14	6.65	6.84	7.01	7.17	7.33	7.28	7.07	6.77
16	6.75	6.96	7.17	7.28	7.63	7.58	7.36	7.07
20	6.8	7.03	7.39	7.65	8.1	8.21	8	7.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.6°	2.92	147.3°	3.26
8	42.7°	3.51	151.6°	4.13
10	42.7°	3.94	154.8°	4.85
12	42.8°	4.3	157.4°	5.53
14	42.2°	4.53	180°	6.17
16	41.7°	4.63	180°	6.66
20	41.6°	4.66	180°	7.23

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