GRISETTE — ORC Rating

GPH

584.9

OSN

569.2

LOA

11.924 m

Displacement

6927 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7851

Medium

1.0631

High

1.2185

Triple Offshore

Low

1.0129

Medium

1.3001

High

1.4488

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.41 m
Displacement: 6927 kg
Crew weight: 734 kg
Wetted surface: 31.01 m²

Sails

Mainsail: 47.95 m²
Genoa: 46.46 m²
Spinnaker: 129.38 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 40.7 Ra DK
Builder: BENETEAU SA
Designer: FARR Bruce
Year built: 1997

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.

6,42,5.059579,52,5.68,60,5.98,75,6.23,90,6.17,110,6.02,120,5.87,135,5.33,139.8,5.053705,150,4.46
8,40.7,5.975194,52,6.73,60,6.99,75,7.16,90,7.15,110,7.22,120,7.1,135,6.56,148.8,5.588262,150,5.52
10,39.5,6.635351,52,7.32,60,7.49,75,7.62,90,7.64,110,7.81,120,7.74,135,7.43,147.6,6.774619,150,6.61
12,37.9,6.830704,52,7.56,60,7.74,75,7.91,90,7.95,110,8.22,120,8.19,135,7.91,150,7.42,156.1,7.12056
14,37.6,6.954527,52,7.66,60,7.85,75,8.13,90,8.25,110,8.51,120,8.67,135,8.36,150,7.87,171.2,7.204812
16,37.3,7.002119,52,7.71,60,7.92,75,8.27,90,8.54,110,8.74,120,9.09,135,8.86,150,8.28,180,7.64
20,37.2,7.080713,52,7.75,60,7.96,75,8.4,90,8.94,110,9.14,120,9.58,135,9.99,150,9.22,180,8.44

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.68	5.98	6.23	6.17	6.02	5.87	5.33	4.46
8	6.73	6.99	7.16	7.15	7.22	7.1	6.56	5.52
10	7.32	7.49	7.62	7.64	7.81	7.74	7.43	6.61
12	7.56	7.74	7.91	7.95	8.22	8.19	7.91	7.42
14	7.66	7.85	8.13	8.25	8.51	8.67	8.36	7.87
16	7.71	7.92	8.27	8.54	8.74	9.09	8.86	8.28
20	7.75	7.96	8.4	8.94	9.14	9.58	9.99	9.22

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.76	139.8°	3.86
8	40.7°	4.53	148.8°	4.78
10	39.5°	5.12	147.6°	5.72
12	37.9°	5.39	156.1°	6.51
14	37.6°	5.51	171.2°	7.12
16	37.3°	5.57	180°	7.64
20	37.2°	5.64	180°	8.44

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