ROCKSTEADY — ORC Rating

GPH

536.3

OSN

524.6

LOA

13.305 m

Displacement

9420 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7724

Medium

1.0137

High

1.1335

Triple Offshore

Low

1.002

Medium

1.2518

High

1.3795

Boat Specifications

Dimensions

Length overall: 13.305 m
Beam: 4.05 m
Draft: 2.69 m
Displacement: 9420 kg
Crew weight: 868 kg
Wetted surface: 38.96 m²

Sails

Mainsail: 64.52 m²
Genoa: 48.8 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 204.96 m²

Design

Type: XP 44
Builder: X-YACHTS
Designer: JEPPESEN
Year built: 2010
Stability index: 131.6

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.

6,44.1,5.806778,52,6.44,60,6.86,75,7.21,90,7.21,110,6.66,120,6.51,135,5.81,143,5.309055,150,4.9
8,41.4,6.639017,52,7.44,60,7.77,75,8.04,90,8.07,110,7.87,120,7.8,135,7.29,146,6.453266,150,6.18
10,39,6.987104,52,7.83,60,8.12,75,8.43,90,8.53,110,8.48,120,8.48,135,8.17,148.4,7.431959,150,7.31
12,38.1,7.217877,52,8.06,60,8.28,75,8.65,90,8.89,110,8.82,120,8.99,135,8.75,150,8.12,151.2,8.045129
14,37.5,7.335949,52,8.19,60,8.42,75,8.79,90,9.16,110,9.1,120,9.41,135,9.32,150,8.59,150.5,8.548229
16,37.2,7.407129,52,8.26,60,8.51,75,8.91,90,9.35,110,9.47,120,9.74,135,9.93,150,8.99,171.2,7.892912
20,37.6,7.50988,52,8.34,60,8.6,75,9.08,90,9.65,110,10.23,120,10.4,135,11.43,144,10.815595,150,10.1

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.44	6.86	7.21	7.21	6.66	6.51	5.81	4.9
8	7.44	7.77	8.04	8.07	7.87	7.8	7.29	6.18
10	7.83	8.12	8.43	8.53	8.48	8.48	8.17	7.31
12	8.06	8.28	8.65	8.89	8.82	8.99	8.75	8.12
14	8.19	8.42	8.79	9.16	9.1	9.41	9.32	8.59
16	8.26	8.51	8.91	9.35	9.47	9.74	9.93	8.99
20	8.34	8.6	9.08	9.65	10.23	10.4	11.43	10.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	4.17	143°	4.24
8	41.4°	4.98	146°	5.35
10	39°	5.43	148.4°	6.33
12	38.1°	5.68	151.2°	7.05
14	37.5°	5.82	150.5°	7.44
16	37.2°	5.9	171.2°	7.8
20	37.6°	5.95	144°	8.75

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