TROCHUS II — ORC Rating

GPH

665.1

OSN

649.6

LOA

7.85 m

Displacement

1670 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6398

Medium

0.8256

High

0.922

Triple Offshore

Low

0.8174

Medium

1.0024

High

1.1107

Boat Specifications

Dimensions

Length overall: 7.85 m
Beam: 2.6 m
Draft: 1.8 m
Displacement: 1670 kg
Crew weight: 355 kg
Wetted surface: 13.64 m²

Sails

Mainsail: 25.39 m²
Genoa: 16.69 m²
Spinnaker: 45.85 m²
Asymmetric spinnaker: 0 m²

Design

Builder: E.BANASZAK
Designer: E.GINTER
Year built: 2004

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.

6,41.2,4.611817,52,5.22,60,5.48,75,5.68,90,5.63,110,5.53,120,5.35,135,4.8,145,4.284919,150,4.05
8,40.1,5.399248,52,5.99,60,6.14,75,6.25,90,6.26,110,6.33,120,6.24,135,5.86,149,5.144853,150,5.09
10,38.2,5.624434,52,6.24,60,6.39,75,6.56,90,6.59,110,6.78,120,6.71,135,6.41,150,5.94,154.5,5.761228
12,37.9,5.72816,52,6.32,60,6.5,75,6.79,90,6.93,110,7.21,120,7.23,135,6.86,150,6.44,172,5.887295
14,37.7,5.750587,52,6.36,60,6.56,75,6.94,90,7.25,110,7.49,120,7.78,135,7.41,150,6.86,180,6.35
16,37.5,5.848592,52,6.41,60,6.58,75,7.03,90,7.51,110,7.78,120,8.17,135,8.04,150,7.37,180,6.74
20,39,5.893359,52,6.46,60,6.71,75,7.15,90,7.73,110,8.34,120,8.87,135,9.81,150,8.69,180,7.7

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.22	5.48	5.68	5.63	5.53	5.35	4.8	4.05
8	5.99	6.14	6.25	6.26	6.33	6.24	5.86	5.09
10	6.24	6.39	6.56	6.59	6.78	6.71	6.41	5.94
12	6.32	6.5	6.79	6.93	7.21	7.23	6.86	6.44
14	6.36	6.56	6.94	7.25	7.49	7.78	7.41	6.86
16	6.41	6.58	7.03	7.51	7.78	8.17	8.04	7.37
20	6.46	6.71	7.15	7.73	8.34	8.87	9.81	8.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.2°	3.47	145°	3.51
8	40.1°	4.13	149°	4.41
10	38.2°	4.42	154.5°	5.2
12	37.9°	4.52	172°	5.83
14	37.7°	4.55	180°	6.35
16	37.5°	4.64	180°	6.74
20	39°	4.58	180°	7.7

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