IRISH-MIST — ORC Rating

GPH

604.9

OSN

587.3

LOA

12.029 m

Displacement

6582 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.681

Medium

0.9127

High

1.042

Triple Offshore

Low

0.8741

Medium

1.1173

High

1.2371

Boat Specifications

Dimensions

Length overall: 12.029 m
Beam: 3.62 m
Draft: 2.14 m
Displacement: 6582 kg
Crew weight: 620 kg
Wetted surface: 30.73 m²

Sails

Mainsail: 37.42 m²
Genoa: 49.58 m²
Spinnaker: 112.88 m²
Asymmetric spinnaker: 0 m²

Design

Type: Lightwave 395
Builder: Oyster Mar.
Designer: C.Schumacher
Year built: 1987

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.

6,42.7,5.07542,52,5.65,60,5.92,75,6.09,90,5.96,110,5.72,120,5.58,135,5.02,143.3,4.552396,150,4.22
8,40.4,5.895961,52,6.59,60,6.81,75,6.95,90,6.88,110,6.88,120,6.76,135,6.24,147.8,5.507017,150,5.38
10,39.1,6.39137,52,7.1,60,7.29,75,7.42,90,7.41,110,7.53,120,7.47,135,7.12,150,6.38,150.8,6.335044
12,38.2,6.578806,52,7.33,60,7.52,75,7.7,90,7.74,110,7.91,120,7.91,135,7.67,150,7.15,156.1,6.858051
14,37.8,6.694889,52,7.43,60,7.63,75,7.88,90,8,110,8.19,120,8.29,135,8.08,150,7.65,163.9,7.140038
16,37.6,6.739959,52,7.49,60,7.69,75,7.97,90,8.21,110,8.38,120,8.63,135,8.5,150,8.05,175.8,7.409899
20,37.5,6.819156,52,7.56,60,7.77,75,8.13,90,8.48,110,8.72,120,9.09,135,9.37,150,8.84,178.1,8.164489
24,38.4,6.826649,52,7.53,60,7.78,75,8.21,90,8.66,110,8.92,120,9.49,135,10.57,150,9.85,177.2,8.910638

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.65	5.92	6.09	5.96	5.72	5.58	5.02	4.22
8	6.59	6.81	6.95	6.88	6.88	6.76	6.24	5.38
10	7.1	7.29	7.42	7.41	7.53	7.47	7.12	6.38
12	7.33	7.52	7.7	7.74	7.91	7.91	7.67	7.15
14	7.43	7.63	7.88	8	8.19	8.29	8.08	7.65
16	7.49	7.69	7.97	8.21	8.38	8.63	8.5	8.05
20	7.56	7.77	8.13	8.48	8.72	9.09	9.37	8.84
24	7.53	7.78	8.21	8.66	8.92	9.49	10.57	9.85

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.73	143.3°	3.65
8	40.4°	4.49	147.8°	4.66
10	39.1°	4.96	150.8°	5.53
12	38.2°	5.17	156.1°	6.27
14	37.8°	5.29	163.9°	6.86
16	37.6°	5.34	175.8°	7.39
20	37.5°	5.41	178.1°	8.16
24	38.4°	5.35	177.2°	8.9

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