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GPH

627.7

OSN

611.5

LOA

9.96 m

Displacement

3080 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6641

Medium

0.8778

High

0.9968

Triple Offshore

Low

0.8544

Medium

1.0694

High

1.1867

Boat Specifications

Dimensions

Length overall: 9.96 m
Beam: 2.99 m
Draft: 1.8 m
Displacement: 3080 kg
Crew weight: 420 kg
Wetted surface: 20.04 m²

Sails

Mainsail: 34.38 m²
Genoa: 26.54 m²
Spinnaker: 59.03 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-99
Builder: X-Yachts
Designer: Niels Jeppesen
Year built: 1985
Stability index: 119.5

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.

6,42,5.059579,52,5.64,60,5.89,75,6.05,90,5.93,110,5.66,120,5.45,135,4.83,138.5,4.633118,150,4
8,39.4,5.784659,52,6.45,60,6.62,75,6.73,90,6.7,110,6.67,120,6.52,135,5.98,148.4,5.201197,150,5.12
10,37.8,6.087413,52,6.77,60,6.93,75,7.08,90,7.1,110,7.19,120,7.1,135,6.75,150,6.09,152.3,5.963449
12,37,6.223114,52,6.91,60,7.09,75,7.31,90,7.41,110,7.59,120,7.55,135,7.23,150,6.78,159.2,6.429006
14,37,6.323285,52,7,60,7.19,75,7.47,90,7.66,110,7.94,120,7.98,135,7.69,150,7.23,174.8,6.637317
16,37,6.398413,52,7.05,60,7.26,75,7.59,90,7.88,110,8.23,120,8.43,135,8.18,150,7.67,179,7.081078
20,37.2,6.427882,52,7.11,60,7.34,75,7.74,90,8.18,110,8.71,120,9.36,135,9.49,150,8.68,178.4,7.903081

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.64	5.89	6.05	5.93	5.66	5.45	4.83	4
8	6.45	6.62	6.73	6.7	6.67	6.52	5.98	5.12
10	6.77	6.93	7.08	7.1	7.19	7.1	6.75	6.09
12	6.91	7.09	7.31	7.41	7.59	7.55	7.23	6.78
14	7	7.19	7.47	7.66	7.94	7.98	7.69	7.23
16	7.05	7.26	7.59	7.88	8.23	8.43	8.18	7.67
20	7.11	7.34	7.74	8.18	8.71	9.36	9.49	8.68

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.76	138.5°	3.47
8	39.4°	4.47	148.4°	4.43
10	37.8°	4.81	152.3°	5.28
12	37°	4.97	159.2°	6.01
14	37°	5.05	174.8°	6.61
16	37°	5.11	179°	7.08
20	37.2°	5.12	178.4°	7.9

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