HARPSEAL — ORC Rating

GPH

556.8

OSN

542.7

LOA

13.352 m

Displacement

9992 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7466

Medium

0.9857

High

1.1253

Triple Offshore

Low

0.9594

Medium

1.2079

High

1.3349

Boat Specifications

Dimensions

Length overall: 13.352 m
Beam: 3.97 m
Draft: 2.64 m
Displacement: 9992 kg
Crew weight: 863 kg
Wetted surface: 38.57 m²

Sails

Mainsail: 65.51 m²
Genoa: 61.59 m²
Spinnaker: 151.28 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 44.7
Builder: BENETEAU
Designer: FARR
Year built: 2003
Stability index: 119.8

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.

6,42.3,5.637946,52,6.28,60,6.57,75,6.76,90,6.63,110,6.25,120,6.09,135,5.48,140.6,5.137605,150,4.59
8,40,6.487874,52,7.25,60,7.48,75,7.62,90,7.56,110,7.47,120,7.35,135,6.78,146.9,5.956653,150,5.76
10,38.4,6.864929,52,7.7,60,7.91,75,8.07,90,8.07,110,8.13,120,8.07,135,7.69,149.6,6.875253,150,6.85
12,37.6,7.068122,52,7.89,60,8.1,75,8.33,90,8.4,110,8.53,120,8.54,135,8.26,150,7.69,155.9,7.383597
14,37.2,7.181149,52,8,60,8.21,75,8.48,90,8.66,110,8.8,120,8.95,135,8.71,150,8.22,162.8,7.715029
16,37,7.262387,52,8.08,60,8.28,75,8.6,90,8.88,110,9.02,120,9.3,135,9.16,150,8.65,175.4,7.965658
20,37,7.324994,52,8.15,60,8.37,75,8.74,90,9.14,110,9.38,120,9.78,135,10.12,150,9.55,178.4,8.783425

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.28	6.57	6.76	6.63	6.25	6.09	5.48	4.59
8	7.25	7.48	7.62	7.56	7.47	7.35	6.78	5.76
10	7.7	7.91	8.07	8.07	8.13	8.07	7.69	6.85
12	7.89	8.1	8.33	8.4	8.53	8.54	8.26	7.69
14	8	8.21	8.48	8.66	8.8	8.95	8.71	8.22
16	8.08	8.28	8.6	8.88	9.02	9.3	9.16	8.65
20	8.15	8.37	8.74	9.14	9.38	9.78	10.12	9.55

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	4.17	140.6°	3.97
8	40°	4.97	146.9°	4.99
10	38.4°	5.38	149.6°	5.93
12	37.6°	5.6	155.9°	6.74
14	37.2°	5.72	162.8°	7.37
16	37°	5.8	175.4°	7.94
20	37°	5.85	178.4°	8.78

Loading polar chart…