TREBOLISIMO — ORC Rating

GPH

719.8

OSN

697.3

LOA

9.046 m

Displacement

3217 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.579

Medium

0.7755

High

0.8782

Triple Offshore

Low

0.7369

Medium

0.938

High

1.0346

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: 17.62 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
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.

6,42.4,4.238577,52,4.72,60,4.93,75,5.04,90,4.93,110,4.84,120,4.69,135,4.26,146.9,3.772149,150,3.64
8,40.6,4.938946,52,5.49,60,5.66,75,5.77,90,5.72,110,5.78,120,5.67,135,5.25,150,4.64,151.1,4.591848
10,39,5.35292,52,5.9,60,6.04,75,6.15,90,6.17,110,6.28,120,6.21,135,5.95,150,5.46,154.7,5.265006
12,38.2,5.560809,52,6.12,60,6.25,75,6.38,90,6.44,110,6.59,120,6.56,135,6.36,150,6.03,162.8,5.631866
14,38.1,5.667558,52,6.23,60,6.38,75,6.55,90,6.62,110,6.86,120,6.85,135,6.67,150,6.39,175.4,5.929098
16,38.1,5.718388,52,6.29,60,6.45,75,6.68,90,6.78,110,7.09,120,7.12,135,6.97,150,6.68,179,6.280957
20,38.4,5.742041,52,6.33,60,6.52,75,6.83,90,7.06,110,7.45,120,7.65,135,7.61,150,7.25,179,6.83104

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.72	4.93	5.04	4.93	4.84	4.69	4.26	3.64
8	5.49	5.66	5.77	5.72	5.78	5.67	5.25	4.64
10	5.9	6.04	6.15	6.17	6.28	6.21	5.95	5.46
12	6.12	6.25	6.38	6.44	6.59	6.56	6.36	6.03
14	6.23	6.38	6.55	6.62	6.86	6.85	6.67	6.39
16	6.29	6.45	6.68	6.78	7.09	7.12	6.97	6.68
20	6.33	6.52	6.83	7.06	7.45	7.65	7.61	7.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.13	146.9°	3.16
8	40.6°	3.75	151.1°	4.02
10	39°	4.16	154.7°	4.76
12	38.2°	4.37	162.8°	5.38
14	38.1°	4.46	175.4°	5.91
16	38.1°	4.5	179°	6.28
20	38.4°	4.5	179°	6.83

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