IRISH-MIST — ORC Rating

GPH

603.8

OSN

586.2

LOA

12.029 m

Displacement

6582 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7576

Medium

1.028

High

1.182

Triple Offshore

Low

0.9754

Medium

1.2633

High

1.4088

Boat Specifications

Dimensions

Length overall: 12.029 m
Beam: 3.62 m
Draft: 2.14 m
Displacement: 6582 kg
Crew weight: 720 kg
Wetted surface: 30.87 m²

Sails

Mainsail: 37.23 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.

6,42.5,4.909957,52,5.49,60,5.78,75,6,90,5.91,110,5.7,120,5.56,135,5.04,144.8,4.515723,150,4.26
8,41.2,5.821256,52,6.55,60,6.83,75,7.01,90,6.95,110,6.96,120,6.8,135,6.24,148.7,5.453744,150,5.38
10,40.5,6.49653,52,7.17,60,7.36,75,7.5,90,7.49,110,7.61,120,7.53,135,7.19,149.9,6.391945,150,6.39
12,39.1,6.70063,52,7.41,60,7.59,75,7.77,90,7.81,110,7.99,120,7.97,135,7.69,150,7.2,155.1,6.934614
14,38.4,6.801129,52,7.51,60,7.7,75,7.97,90,8.08,110,8.3,120,8.39,135,8.1,150,7.67,168.9,7.041732
16,37.9,6.843377,52,7.56,60,7.76,75,8.09,90,8.33,110,8.51,120,8.8,135,8.56,150,8.04,180,7.45
20,37.6,6.891419,52,7.59,60,7.8,75,8.21,90,8.7,110,8.93,120,9.34,135,9.57,150,8.91,180,8.2

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.49	5.78	6	5.91	5.7	5.56	5.04	4.26
8	6.55	6.83	7.01	6.95	6.96	6.8	6.24	5.38
10	7.17	7.36	7.5	7.49	7.61	7.53	7.19	6.39
12	7.41	7.59	7.77	7.81	7.99	7.97	7.69	7.2
14	7.51	7.7	7.97	8.08	8.3	8.39	8.1	7.67
16	7.56	7.76	8.09	8.33	8.51	8.8	8.56	8.04
20	7.59	7.8	8.21	8.7	8.93	9.34	9.57	8.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.62	144.8°	3.69
8	41.2°	4.38	148.7°	4.66
10	40.5°	4.94	149.9°	5.53
12	39.1°	5.2	155.1°	6.29
14	38.4°	5.33	168.9°	6.91
16	37.9°	5.4	180°	7.45
20	37.6°	5.46	180°	8.2

Loading polar chart…