GRADISCA — ORC Rating

GPH

590

OSN

572

LOA

11.924 m

Displacement

6993 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6921

Medium

0.9387

High

1.0832

Triple Offshore

Low

0.8901

Medium

1.1471

High

1.2852

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.41 m
Displacement: 6993 kg
Crew weight: 761 kg
Wetted surface: 31.33 m²

Sails

Mainsail: 46.52 m²
Genoa: 52.26 m²
Spinnaker: 101.15 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 40.7
Builder: Beneteau
Designer: Farr
Year built: 1997
Stability index: 131.3

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.

6,42.4,5.227127,52,5.82,60,6.1,75,6.28,90,6.16,110,5.77,120,5.59,135,5.01,143.3,4.552396,150,4.21
8,40.5,6.128305,52,6.82,60,7.03,75,7.16,90,7.09,110,6.97,120,6.8,135,6.23,148.4,5.471237,150,5.38
10,38.4,6.622487,52,7.35,60,7.51,75,7.62,90,7.61,110,7.65,120,7.55,135,7.13,150,6.38,152,6.263112
12,37.2,6.854733,52,7.61,60,7.78,75,7.93,90,7.95,110,8.09,120,8.02,135,7.7,150,7.17,156.8,6.843388
14,37,7.01196,52,7.74,60,7.93,75,8.17,90,8.25,110,8.48,120,8.44,135,8.12,150,7.69,165.5,7.14767
16,36.6,7.075083,52,7.82,60,8.03,75,8.34,90,8.51,110,8.82,120,8.85,135,8.55,150,8.1,176.3,7.485603
20,36.6,7.149819,52,7.9,60,8.14,75,8.54,90,8.93,110,9.27,120,9.66,135,9.47,150,8.9,179,8.261258

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.82	6.1	6.28	6.16	5.77	5.59	5.01	4.21
8	6.82	7.03	7.16	7.09	6.97	6.8	6.23	5.38
10	7.35	7.51	7.62	7.61	7.65	7.55	7.13	6.38
12	7.61	7.78	7.93	7.95	8.09	8.02	7.7	7.17
14	7.74	7.93	8.17	8.25	8.48	8.44	8.12	7.69
16	7.82	8.03	8.34	8.51	8.82	8.85	8.55	8.1
20	7.9	8.14	8.54	8.93	9.27	9.66	9.47	8.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.86	143.3°	3.65
8	40.5°	4.66	148.4°	4.66
10	38.4°	5.19	152°	5.53
12	37.2°	5.46	156.8°	6.29
14	37°	5.6	165.5°	6.92
16	36.6°	5.68	176.3°	7.47
20	36.6°	5.74	179°	8.26

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