WHITEHAWK — ORC Rating

GPH

456.1

OSN

441.6

LOA

28.91 m

Displacement

71851 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8491

Medium

1.189

High

1.4178

Triple Offshore

Low

1.1071

Medium

1.5022

High

1.7333

Boat Specifications

Dimensions

Length overall: 28.91 m
Beam: 6.21 m
Draft: 2.19 m
Displacement: 71851 kg
Crew weight: 2410 kg
Wetted surface: 128.83 m²

Sails

Mainsail: 171.31 m²
Genoa: 215.72 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 520.74 m²

Design

Type: KING 104
Builder: NEILSON
Designer: B. KING
Year built: 1977
Stability index: 133.6

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.

6,45.4,6.252198,52,6.84,60,7.31,75,7.72,90,7.7,110,7.51,120,7.36,135,6.62,141.2,6.159074,150,5.54
8,43,7.438261,52,8.26,60,8.73,75,9.13,90,9.09,110,9.2,120,9.03,135,8.27,142.1,7.667117,150,6.98
10,41.8,8.370491,52,9.43,60,9.92,75,10.26,90,10.25,110,10.53,120,10.4,135,9.64,145.6,8.701833,150,8.29
12,42.3,9.261374,52,10.26,60,10.62,75,10.86,90,10.97,110,11.22,120,11.12,135,10.65,147.8,9.666824,150,9.45
14,41.4,9.705229,52,10.7,60,11.03,75,11.24,90,11.39,110,11.64,120,11.59,135,11.23,150,10.4,150.5,10.352089
16,40.2,9.924115,52,10.94,60,11.25,75,11.54,90,11.75,110,11.88,120,12.06,135,11.67,150,10.98,151.6,10.833872
20,38.7,10.16106,52,11.18,60,11.48,75,11.9,90,12.3,110,12.33,120,12.71,135,12.64,150,11.63,158.6,10.912343

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.84	7.31	7.72	7.7	7.51	7.36	6.62	5.54
8	8.26	8.73	9.13	9.09	9.2	9.03	8.27	6.98
10	9.43	9.92	10.26	10.25	10.53	10.4	9.64	8.29
12	10.26	10.62	10.86	10.97	11.22	11.12	10.65	9.45
14	10.7	11.03	11.24	11.39	11.64	11.59	11.23	10.4
16	10.94	11.25	11.54	11.75	11.88	12.06	11.67	10.98
20	11.18	11.48	11.9	12.3	12.33	12.71	12.64	11.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.4°	4.39	141.2°	4.8
8	43°	5.44	142.1°	6.05
10	41.8°	6.24	145.6°	7.18
12	42.3°	6.85	147.8°	8.18
14	41.4°	7.28	150.5°	9.01
16	40.2°	7.58	151.6°	9.53
20	38.7°	7.93	158.6°	10.16

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