MOSTLY HARMLESS — ORC Rating

GPH

613.8

OSN

595.8

LOA

12.76 m

Displacement

10132 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6615

Medium

0.8976

High

1.0443

Triple Offshore

Low

0.8513

Medium

1.1041

High

1.2374

Boat Specifications

Dimensions

Length overall: 12.76 m
Beam: 3.99 m
Draft: 2.24 m
Displacement: 10132 kg
Crew weight: 800 kg
Wetted surface: 36.09 m²

Sails

Mainsail: 40.36 m²
Genoa: 65.18 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 127.72 m²

Design

Type: BENETEAU 42
Builder: BENETEAU
Designer: FRERS
Year built: 1981
Stability index: 126

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.

6,43,4.826666,52,5.36,60,5.65,75,5.88,90,5.81,110,5.65,120,5.5,135,5.01,144.8,4.515723,150,4.26
8,41.4,5.625834,52,6.33,60,6.64,75,6.86,90,6.82,110,6.85,120,6.68,135,6.13,148.7,5.395228,150,5.33
10,41.7,6.40203,52,7.03,60,7.22,75,7.35,90,7.4,110,7.5,120,7.42,135,7.08,149.3,6.303408,150,6.26
12,40.2,6.742638,52,7.35,60,7.5,75,7.63,90,7.73,110,7.87,120,7.82,135,7.58,150,7.08,154.7,6.835659
14,38.8,6.839138,52,7.5,60,7.67,75,7.84,90,7.91,110,8.19,120,8.17,135,7.92,150,7.54,164.6,7.053244
16,38.2,6.909655,52,7.58,60,7.77,75,8.01,90,8.12,110,8.5,120,8.52,135,8.27,150,7.87,177.2,7.32875
20,38.2,6.99873,52,7.65,60,7.87,75,8.24,90,8.52,110,8.88,120,9.18,135,9.01,150,8.52,179,7.971214

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.36	5.65	5.88	5.81	5.65	5.5	5.01	4.26
8	6.33	6.64	6.86	6.82	6.85	6.68	6.13	5.33
10	7.03	7.22	7.35	7.4	7.5	7.42	7.08	6.26
12	7.35	7.5	7.63	7.73	7.87	7.82	7.58	7.08
14	7.5	7.67	7.84	7.91	8.19	8.17	7.92	7.54
16	7.58	7.77	8.01	8.12	8.5	8.52	8.27	7.87
20	7.65	7.87	8.24	8.52	8.88	9.18	9.01	8.52

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.53	144.8°	3.69
8	41.4°	4.22	148.7°	4.61
10	41.7°	4.78	149.3°	5.42
12	40.2°	5.15	154.7°	6.18
14	38.8°	5.33	164.6°	6.8
16	38.2°	5.43	177.2°	7.32
20	38.2°	5.5	179°	7.97

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