SeaFlower — ORC Rating

GPH

587.6

OSN

570.3

LOA

12.45 m

Displacement

9400 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6805

Medium

0.9334

High

1.0836

Triple Offshore

Low

0.8821

Medium

1.157

High

1.3028

Boat Specifications

Dimensions

Length overall: 12.45 m
Beam: 3.95 m
Draft: 2.23 m
Displacement: 9400 kg
Crew weight: 863 kg
Wetted surface: 36.01 m²

Sails

Mainsail: 53.19 m²
Genoa: 42.87 m²
Spinnaker: 132.94 m²
Asymmetric spinnaker: 0 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.

6,43.7,4.854992,52,5.43,60,5.79,75,6.09,90,6.02,110,6.04,120,5.89,135,5.33,144,4.833026,150,4.51
8,42,5.732395,52,6.47,60,6.83,75,7.13,90,7.15,110,7.32,120,7.17,135,6.57,148,5.789766,150,5.67
10,41.6,6.485708,52,7.26,60,7.53,75,7.74,90,7.85,110,8.01,120,7.93,135,7.56,150,6.697263
12,40.9,6.972251,52,7.68,60,7.89,75,8.07,90,8.11,110,8.41,120,8.36,135,8.09,150,7.53,154.5,7.29017
14,40.1,7.124915,52,7.87,60,8.09,75,8.31,90,8.38,110,8.77,120,8.79,135,8.49,150,8.05,165,7.474694
16,39.8,7.184848,52,7.94,60,8.18,75,8.51,90,8.65,110,9,120,9.25,135,8.94,150,8.43,180,7.81
20,39.8,7.236912,52,7.98,60,8.24,75,8.71,90,9.16,110,9.44,120,9.87,135,9.96,150,9.29,180,8.58

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.43	5.79	6.09	6.02	6.04	5.89	5.33	4.51
8	6.47	6.83	7.13	7.15	7.32	7.17	6.57	5.67
10	7.26	7.53	7.74	7.85	8.01	7.93	7.56	6.7
12	7.68	7.89	8.07	8.11	8.41	8.36	8.09	7.53
14	7.87	8.09	8.31	8.38	8.77	8.79	8.49	8.05
16	7.94	8.18	8.51	8.65	9	9.25	8.94	8.43
20	7.98	8.24	8.71	9.16	9.44	9.87	9.96	9.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.7°	3.51	144°	3.91
8	42°	4.26	148°	4.91
10	41.6°	4.85	150°	5.8
12	40.9°	5.27	154.5°	6.58
14	40.1°	5.45	165°	7.22
16	39.8°	5.52	180°	7.81
20	39.8°	5.56	180°	8.58

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