BANA BIOLETTA 4 — ORC Rating

GPH

538.1

OSN

524.5

LOA

12.49 m

Displacement

5846 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8693

Medium

1.1414

High

1.301

Triple Offshore

Low

1.1184

Medium

1.4018

High

1.577

Boat Specifications

Dimensions

Length overall: 12.49 m
Beam: 3.96 m
Draft: 2.58 m
Displacement: 5846 kg
Crew weight: 870 kg
Wetted surface: 31.11 m²

Sails

Mainsail: 66.17 m²
Genoa: 37.89 m²
Spinnaker: 140.15 m²
Asymmetric spinnaker: 108.82 m²

Design

Type: ILC 40
Builder: COOKSON
Designer: B. FARR
Year built: 1995

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.

6,42.1,5.620129,52,6.31,60,6.65,75,6.94,90,6.86,110,6.69,120,6.49,135,5.83,142.2,5.366036,150,4.9
8,40.3,6.608377,52,7.4,60,7.63,75,7.78,90,7.79,110,7.83,120,7.72,135,7.2,142.8,6.653862,150,6.12
10,38.3,7.008366,52,7.81,60,8.02,75,8.22,90,8.22,110,8.44,120,8.36,135,7.98,149.7,7.215696,150,7.2
12,37.7,7.204032,52,7.97,60,8.21,75,8.58,90,8.69,110,9.04,120,9.03,135,8.57,150,7.93,156.7,7.59979
14,37.2,7.294139,52,8.06,60,8.33,75,8.82,90,9.13,110,9.43,120,9.66,135,9.25,150,8.47,172.1,7.652628
16,36.3,7.382791,52,8.14,60,8.41,75,8.98,90,9.49,110,9.81,120,10.26,135,10.03,150,9.08,180,8.13
20,36.7,7.48339,52,8.3,60,8.65,75,9.16,90,9.88,110,10.46,120,11.15,135,12.01,150,10.58,180,9.24

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.31	6.65	6.94	6.86	6.69	6.49	5.83	4.9
8	7.4	7.63	7.78	7.79	7.83	7.72	7.2	6.12
10	7.81	8.02	8.22	8.22	8.44	8.36	7.98	7.2
12	7.97	8.21	8.58	8.69	9.04	9.03	8.57	7.93
14	8.06	8.33	8.82	9.13	9.43	9.66	9.25	8.47
16	8.14	8.41	8.98	9.49	9.81	10.26	10.03	9.08
20	8.3	8.65	9.16	9.88	10.46	11.15	12.01	10.58

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	4.17	142.2°	4.24
8	40.3°	5.04	142.8°	5.3
10	38.3°	5.5	149.7°	6.23
12	37.7°	5.7	156.7°	6.98
14	37.2°	5.81	172.1°	7.58
16	36.3°	5.95	180°	8.13
20	36.7°	6	180°	9.24

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