IsniX — ORC Rating | RegattaPages

GPH

636.3

OSN

620.1

LOA

10.034 m

Displacement

3380 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6456

Medium

0.8661

High

0.984

Triple Offshore

Low

0.8336

Medium

1.0592

High

1.1805

Boat Specifications

Dimensions

Length overall: 10.034 m
Beam: 3.35 m
Draft: 1.85 m
Displacement: 3380 kg
Crew weight: 513 kg
Wetted surface: 21.11 m²

Sails

Mainsail: 36.39 m²
Genoa: 27.21 m²
Spinnaker: 61.02 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-3/4 TON MK II
Builder: X-YACHTS
Designer: JEPPESEN Nielsen
Year built: 1983

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.

6,42,4.750084,52,5.35,60,5.65,75,5.88,90,5.81,110,5.59,120,5.39,135,4.82,145,4.272711,150,4.04
8,41.2,5.621898,52,6.27,60,6.48,75,6.63,90,6.63,110,6.62,120,6.47,135,5.92,150,5.092229
10,39,6.073505,52,6.71,60,6.86,75,7,90,7.06,110,7.12,120,7.02,135,6.68,150,6.02,152,5.923341
12,38.4,6.265205,52,6.89,60,7.08,75,7.29,90,7.39,110,7.58,120,7.47,135,7.13,150,6.71,161,6.292843
14,38.1,6.341057,52,6.97,60,7.19,75,7.53,90,7.69,110,8.01,120,7.93,135,7.57,150,7.13,180,6.58
16,37.9,6.361806,52,7.01,60,7.25,75,7.67,90,7.96,110,8.37,120,8.4,135,8.03,150,7.54,180,7.02
20,38.6,6.436172,52,7.06,60,7.3,75,7.79,90,8.29,110,8.84,120,9.37,135,9.1,150,8.42,180,7.81

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.35	5.65	5.88	5.81	5.59	5.39	4.82	4.04
8	6.27	6.48	6.63	6.63	6.62	6.47	5.92	5.09
10	6.71	6.86	7	7.06	7.12	7.02	6.68	6.02
12	6.89	7.08	7.29	7.39	7.58	7.47	7.13	6.71
14	6.97	7.19	7.53	7.69	8.01	7.93	7.57	7.13
16	7.01	7.25	7.67	7.96	8.37	8.4	8.03	7.54
20	7.06	7.3	7.79	8.29	8.84	9.37	9.1	8.42

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.53	145°	3.5
8	41.2°	4.23	150°	4.41
10	39°	4.72	152°	5.23
12	38.4°	4.91	161°	5.95
14	38.1°	4.99	180°	6.58
16	37.9°	5.02	180°	7.02
20	38.6°	5.03	180°	7.81

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