Rhiannon — ORC Rating

GPH

556.6

OSN

542.9

LOA

13.183 m

Displacement

8914 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7304

Medium

0.9827

High

1.1071

Triple Offshore

Low

0.9501

Medium

1.2144

High

1.3461

Boat Specifications

Dimensions

Length overall: 13.183 m
Beam: 3.91 m
Draft: 2.28 m
Displacement: 8914 kg
Crew weight: 725 kg
Wetted surface: 37.57 m²

Sails

Mainsail: 56.89 m²
Genoa: 60.57 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 179.78 m²

Design

Type: J 133
Builder: TPI
Designer: J Boats
Year built: 2003
Stability index: 127

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.

6,43.8,5.264906,52,5.85,60,6.21,75,6.54,90,6.82,110,6.63,120,6.3,135,5.62,143.8,5.117972,150,4.77
8,42,6.257192,52,7.01,60,7.33,75,7.61,90,7.86,110,7.76,120,7.59,135,7.06,146.4,6.243087,150,6.01
10,41.2,6.950952,52,7.65,60,7.87,75,8.04,90,8.28,110,8.29,120,8.24,135,7.96,147.9,7.29529,150,7.14
12,39.4,7.143471,52,7.88,60,8.09,75,8.32,90,8.54,110,8.72,120,8.72,135,8.47,150,7.93,151.2,7.851133
14,38.7,7.265222,52,7.99,60,8.2,75,8.51,90,8.74,110,9.17,120,9.18,135,9.02,150,8.33,151.6,8.219191
16,38.2,7.316854,52,8.05,60,8.27,75,8.63,90,8.96,110,9.57,120,9.59,135,9.63,150,8.69,171.2,7.700649
20,37.8,7.479545,52,8.17,60,8.37,75,8.78,90,9.34,110,10.14,120,10.58,135,11.1,150,9.54,175.7,8.453796

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.85	6.21	6.54	6.82	6.63	6.3	5.62	4.77
8	7.01	7.33	7.61	7.86	7.76	7.59	7.06	6.01
10	7.65	7.87	8.04	8.28	8.29	8.24	7.96	7.14
12	7.88	8.09	8.32	8.54	8.72	8.72	8.47	7.93
14	7.99	8.2	8.51	8.74	9.17	9.18	9.02	8.33
16	8.05	8.27	8.63	8.96	9.57	9.59	9.63	8.69
20	8.17	8.37	8.78	9.34	10.14	10.58	11.1	9.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.8	143.8°	4.13
8	42°	4.65	146.4°	5.2
10	41.2°	5.23	147.9°	6.18
12	39.4°	5.52	151.2°	6.88
14	38.7°	5.67	151.6°	7.23
16	38.2°	5.75	171.2°	7.61
20	37.8°	5.91	175.7°	8.43

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