SeaFlower — ORC Rating

GPH

583.7

OSN

566.7

LOA

12.45 m

Displacement

9400 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6951

Medium

0.9366

High

1.0587

Triple Offshore

Low

0.8977

Medium

1.1621

High

1.2915

Boat Specifications

Dimensions

Length overall: 12.45 m
Beam: 3.95 m
Draft: 2.23 m
Displacement: 9400 kg
Crew weight: 600 kg
Wetted surface: 35.74 m²

Sails

Mainsail: 53.19 m²
Genoa: 42.87 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 155.79 m²

Design

Type: X 4.3
Builder: X Yachts
Designer: Jeppesen
Year built: 2016

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.

6,44.4,4.996692,52,5.5,60,5.83,75,6.08,90,6.06,110,6.2,120,6.07,135,5.44,143.2,4.970456,150,4.6
8,42,5.866959,52,6.55,60,6.85,75,7.08,90,7.2,110,7.41,120,7.31,135,6.77,146.9,6.004402,150,5.81
10,40.8,6.486172,52,7.24,60,7.49,75,7.69,90,7.81,110,8.07,120,8.02,135,7.68,148.2,6.977351,150,6.85
12,40.1,6.850377,52,7.61,60,7.85,75,8.05,90,8.08,110,8.49,120,8.5,135,8.24,149.8,7.63646,150,7.62
14,39.7,7.005463,52,7.8,60,8.04,75,8.3,90,8.38,110,8.79,120,8.95,135,8.71,150,8.06,150.4,8.027649
16,39.6,7.099164,52,7.88,60,8.14,75,8.48,90,8.65,110,9.02,120,9.36,135,9.19,150,8.4,171.2,7.478028
20,39.7,7.174426,52,7.97,60,8.24,75,8.69,90,9.08,110,9.43,120,9.91,135,10.26,150,9.09,175.8,8.272215
24,40.6,7.177935,52,7.96,60,8.25,75,8.79,90,9.36,110,9.79,120,10.43,135,11.81,150,9.87,175.5,8.967644

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.5	5.83	6.08	6.06	6.2	6.07	5.44	4.6
8	6.55	6.85	7.08	7.2	7.41	7.31	6.77	5.81
10	7.24	7.49	7.69	7.81	8.07	8.02	7.68	6.85
12	7.61	7.85	8.05	8.08	8.49	8.5	8.24	7.62
14	7.8	8.04	8.3	8.38	8.79	8.95	8.71	8.06
16	7.88	8.14	8.48	8.65	9.02	9.36	9.19	8.4
20	7.97	8.24	8.69	9.08	9.43	9.91	10.26	9.09
24	7.96	8.25	8.79	9.36	9.79	10.43	11.81	9.87

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	3.57	143.2°	3.98
8	42°	4.36	146.9°	5.03
10	40.8°	4.91	148.2°	5.93
12	40.1°	5.24	149.8°	6.6
14	39.7°	5.39	150.4°	6.98
16	39.6°	5.47	171.2°	7.39
20	39.7°	5.52	175.8°	8.25
24	40.6°	5.45	175.5°	8.94

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