TREBOLISIMO — ORC Rating

GPH

720.1

OSN

697.6

LOA

9.046 m

Displacement

3217 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.578

Medium

0.7751

High

0.8778

Triple Offshore

Low

0.7361

Medium

0.9378

High

1.0341

Boat Specifications

Dimensions

Length overall: 9.046 m
Beam: 3.1 m
Draft: 1.64 m
Displacement: 3217 kg
Crew weight: 300 kg
Wetted surface: 17.73 m²

Sails

Mainsail: 18.14 m²
Genoa: 29.13 m²
Spinnaker: 52.68 m²
Asymmetric spinnaker: 0 m²

Design

Type: SHAMROCK
Builder: SOUTH COAST B.Y.
Designer: R.HOLLAND
Year built: 1975

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.

6,42.6,4.252156,52,4.71,60,4.92,75,5.04,90,4.93,110,4.84,120,4.69,135,4.25,146.6,3.773143,150,3.63
8,40.6,4.938946,52,5.49,60,5.66,75,5.77,90,5.72,110,5.78,120,5.66,135,5.24,150,4.63,150.7,4.598259
10,39.1,5.360504,52,5.9,60,6.04,75,6.15,90,6.17,110,6.28,120,6.21,135,5.95,150,5.45,154.1,5.280372
12,38.2,5.573534,52,6.12,60,6.25,75,6.38,90,6.44,110,6.59,120,6.55,135,6.35,150,6.02,161.9,5.639044
14,38,5.672511,52,6.24,60,6.38,75,6.55,90,6.61,110,6.86,120,6.84,135,6.66,150,6.38,175.4,5.909034
16,37.9,5.715487,52,6.29,60,6.46,75,6.68,90,6.78,110,7.09,120,7.11,135,6.95,150,6.67,178.6,6.271872
20,38.6,5.758007,52,6.32,60,6.51,75,6.82,90,7.05,110,7.43,120,7.65,135,7.59,150,7.23,179,6.811037
24,40.3,5.742994,52,6.3,60,6.52,75,6.9,90,7.23,110,7.66,120,8.08,135,8.34,150,7.91,178.6,7.352195

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.71	4.92	5.04	4.93	4.84	4.69	4.25	3.63
8	5.49	5.66	5.77	5.72	5.78	5.66	5.24	4.63
10	5.9	6.04	6.15	6.17	6.28	6.21	5.95	5.45
12	6.12	6.25	6.38	6.44	6.59	6.55	6.35	6.02
14	6.24	6.38	6.55	6.61	6.86	6.84	6.66	6.38
16	6.29	6.46	6.68	6.78	7.09	7.11	6.95	6.67
20	6.32	6.51	6.82	7.05	7.43	7.65	7.59	7.23
24	6.3	6.52	6.9	7.23	7.66	8.08	8.34	7.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.13	146.6°	3.15
8	40.6°	3.75	150.7°	4.01
10	39.1°	4.16	154.1°	4.75
12	38.2°	4.38	161.9°	5.36
14	38°	4.47	175.4°	5.89
16	37.9°	4.51	178.6°	6.27
20	38.6°	4.5	179°	6.81
24	40.3°	4.38	178.6°	7.35

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