White Shadow — ORC Rating

GPH

536.8

OSN

521.7

LOA

13.074 m

Displacement

8081 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7786

Medium

1.0261

High

1.1487

Triple Offshore

Low

0.9965

Medium

1.253

High

1.3871

Boat Specifications

Dimensions

Length overall: 13.074 m
Beam: 3.87 m
Draft: 2.76 m
Displacement: 8081 kg
Crew weight: 740 kg
Wetted surface: 35.82 m²

Sails

Mainsail: 65 m²
Genoa: 44.56 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 181.17 m²

Design

Type: Landmark 43
Builder: PREMIER COMPOSITE
Designer: Mark Mills
Year built: 2007
Stability index: 149.3

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.

6,42.4,5.619839,52,6.28,60,6.6,75,6.81,90,6.67,110,6.73,120,6.56,135,5.9,143,5.384183,150,4.97
8,40.5,6.614888,52,7.37,60,7.59,75,7.73,90,7.7,110,7.88,120,7.81,135,7.32,146,6.549763,150,6.27
10,38.4,7.094611,52,7.87,60,8.06,75,8.19,90,8.17,110,8.46,120,8.43,135,8.13,149.6,7.38539,150,7.36
12,37.5,7.323345,52,8.11,60,8.31,75,8.5,90,8.54,110,8.84,120,8.95,135,8.68,150,8.09,151.6,7.98046
14,36.9,7.440433,52,8.23,60,8.46,75,8.75,90,8.86,110,9.13,120,9.43,135,9.24,150,8.53,151.1,8.452655
16,36.4,7.491672,52,8.32,60,8.56,75,8.93,90,9.16,110,9.4,120,9.8,135,9.88,150,8.94,173,7.878727
20,36.4,7.57864,52,8.42,60,8.68,75,9.16,90,9.65,110,9.92,120,10.55,135,11.57,143.9,10.854096,150,10.12

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.28	6.6	6.81	6.67	6.73	6.56	5.9	4.97
8	7.37	7.59	7.73	7.7	7.88	7.81	7.32	6.27
10	7.87	8.06	8.19	8.17	8.46	8.43	8.13	7.36
12	8.11	8.31	8.5	8.54	8.84	8.95	8.68	8.09
14	8.23	8.46	8.75	8.86	9.13	9.43	9.24	8.53
16	8.32	8.56	8.93	9.16	9.4	9.8	9.88	8.94
20	8.42	8.68	9.16	9.65	9.92	10.55	11.57	10.12

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	4.15	143°	4.3
8	40.5°	5.03	146°	5.43
10	38.4°	5.56	149.6°	6.37
12	37.5°	5.81	151.6°	7.02
14	36.9°	5.95	151.1°	7.4
16	36.4°	6.03	173°	7.82
20	36.4°	6.1	143.9°	8.77

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