TORBELLINO 12 — ORC Rating

GPH

767.9

OSN

745.3

LOA

6.578 m

Displacement

1435 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5321

Medium

0.7169

High

0.8087

Triple Offshore

Low

0.685

Medium

0.8807

High

0.9843

Boat Specifications

Dimensions

Length overall: 6.578 m
Beam: 2.49 m
Draft: 1.16 m
Displacement: 1435 kg
Crew weight: 260 kg
Wetted surface: 12.02 m²

Sails

Mainsail: 15.59 m²
Genoa: 13.09 m²
Spinnaker: 29.55 m²
Asymmetric spinnaker: 27.48 m²

Design

Type: FIRST 235
Builder: BENETEAU
Designer: FINOT
Year built: 1986
Stability index: 120.4

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.

6,44.7,3.89702,52,4.28,60,4.53,75,4.68,90,4.66,110,4.68,120,4.51,135,4.08,146.2,3.646278,150,3.5
8,43,4.5532,52,5.04,60,5.26,75,5.41,90,5.51,110,5.54,120,5.41,135,5.03,147.1,4.549678,150,4.41
10,41.4,4.959266,52,5.47,60,5.64,75,5.79,90,5.96,110,6.01,120,5.93,135,5.67,150,5.18,156.8,4.928545
12,40,5.169413,52,5.71,60,5.88,75,6.05,90,6.29,110,6.42,120,6.34,135,6.08,150,5.72,168.2,5.250967
14,40,5.2869,52,5.85,60,6.04,75,6.28,90,6.57,110,6.81,120,6.74,135,6.47,150,6.09,177.2,5.646741
16,40.2,5.315555,52,5.9,60,6.13,75,6.48,90,6.75,110,7.19,120,7.16,135,6.86,150,6.45,179,6.010915
20,42,5.301793,52,5.87,60,6.16,75,6.68,90,7.07,110,7.97,120,8.2,135,7.8,150,7.2,178.4,6.692609

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.28	4.53	4.68	4.66	4.68	4.51	4.08	3.5
8	5.04	5.26	5.41	5.51	5.54	5.41	5.03	4.41
10	5.47	5.64	5.79	5.96	6.01	5.93	5.67	5.18
12	5.71	5.88	6.05	6.29	6.42	6.34	6.08	5.72
14	5.85	6.04	6.28	6.57	6.81	6.74	6.47	6.09
16	5.9	6.13	6.48	6.75	7.19	7.16	6.86	6.45
20	5.87	6.16	6.68	7.07	7.97	8.2	7.8	7.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.7°	2.77	146.2°	3.03
8	43°	3.33	147.1°	3.82
10	41.4°	3.72	156.8°	4.53
12	40°	3.96	168.2°	5.14
14	40°	4.05	177.2°	5.64
16	40.2°	4.06	179°	6.01
20	42°	3.94	178.4°	6.69

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