MANDROS DOS — ORC Rating

GPH

769.6

OSN

749.1

LOA

6.578 m

Displacement

1435 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5315

Medium

0.7167

High

0.8019

Triple Offshore

Low

0.6861

Medium

0.8782

High

0.9717

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: 12.08 m²

Sails

Mainsail: 15.59 m²
Genoa: 13.09 m²
Spinnaker: 29.55 m²
Asymmetric spinnaker: 25.76 m²

Design

Type: FIRST 235
Builder: BENETEAU
Designer: FINOT
Year built: 1986

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.

6,44.6,3.848174,52,4.25,60,4.53,75,4.74,90,4.73,110,4.72,120,4.57,135,4.13,149,3.593231,150,3.56
8,43.5,4.494231,52,5,60,5.27,75,5.45,90,5.55,110,5.57,120,5.46,135,5.05,150,4.47,153,4.354626
10,42.8,5.001841,52,5.46,60,5.64,75,5.78,90,5.94,110,5.97,120,5.9,135,5.67,150,5.24,156,5.013434
12,40.7,5.210158,52,5.7,60,5.85,75,6,90,6.24,110,6.32,120,6.23,135,6.01,150,5.73,180,5.22
14,41.1,5.334654,52,5.81,60,5.99,75,6.21,90,6.49,110,6.7,120,6.6,135,6.35,150,6.05,180,5.69
16,41.6,5.375783,52,5.84,60,6.05,75,6.4,90,6.62,110,7.05,120,6.98,135,6.72,150,6.37,180,6
20,44.2,5.370265,52,5.79,60,6.03,75,6.54,90,6.99,110,7.59,120,7.79,135,7.51,150,7.07,180,6.63

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.25	4.53	4.74	4.73	4.72	4.57	4.13	3.56
8	5	5.27	5.45	5.55	5.57	5.46	5.05	4.47
10	5.46	5.64	5.78	5.94	5.97	5.9	5.67	5.24
12	5.7	5.85	6	6.24	6.32	6.23	6.01	5.73
14	5.81	5.99	6.21	6.49	6.7	6.6	6.35	6.05
16	5.84	6.05	6.4	6.62	7.05	6.98	6.72	6.37
20	5.79	6.03	6.54	6.99	7.59	7.79	7.51	7.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.6°	2.74	149°	3.08
8	43.5°	3.26	153°	3.88
10	42.8°	3.67	156°	4.58
12	40.7°	3.95	180°	5.22
14	41.1°	4.02	180°	5.69
16	41.6°	4.02	180°	6
20	44.2°	3.85	180°	6.63

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