MARINA — ORC Rating | RegattaPages

GPH

745.4

OSN

716.6

LOA

7.57 m

Displacement

1158 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5156

Medium

0.7347

High

0.858

Triple Offshore

Low

0.6719

Medium

0.9229

High

1.0707

Boat Specifications

Dimensions

Length overall: 7.57 m
Beam: 2.46 m
Draft: 1.36 m
Displacement: 1158 kg
Crew weight: 230 kg
Wetted surface: 12.12 m²

Sails

Mainsail: 13.77 m²
Genoa: 9.88 m²
Spinnaker: 29.17 m²
Asymmetric spinnaker: 24.1 m²

Design

Type: DECISION 7.5
Builder: DECISION
Designer: DECISION
Year built: 2000
Stability index: 100.4

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.

6,44.4,3.709029,52,4.1,60,4.35,75,4.5,90,4.63,110,4.69,120,4.5,135,3.91,146.9,3.437908,150,3.33
8,43.6,4.556929,52,5.02,60,5.29,75,5.49,90,5.69,110,5.8,120,5.64,135,5.01,150,4.34,150.2,4.332968
10,42.3,5.083615,52,5.64,60,5.89,75,6.09,90,6.34,110,6.49,120,6.38,135,5.99,150,5.27,150.2,5.2664
12,41.4,5.479189,52,6.06,60,6.27,75,6.47,90,6.82,110,7.07,120,6.97,135,6.57,150,6.09,155.9,5.849912
14,41.1,5.6266,52,6.24,60,6.49,75,6.83,90,7.17,110,7.66,120,7.6,135,7.15,150,6.6,169.4,6.043124
16,41.2,5.66177,52,6.3,60,6.58,75,7.1,90,7.37,110,8.24,120,8.32,135,7.8,150,7.13,175.4,6.450779
20,43,5.660736,52,6.27,60,6.62,75,7.31,90,8.02,110,9.09,120,9.81,135,9.4,150,8.39,171.2,7.498267

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.1	4.35	4.5	4.63	4.69	4.5	3.91	3.33
8	5.02	5.29	5.49	5.69	5.8	5.64	5.01	4.34
10	5.64	5.89	6.09	6.34	6.49	6.38	5.99	5.27
12	6.06	6.27	6.47	6.82	7.07	6.97	6.57	6.09
14	6.24	6.49	6.83	7.17	7.66	7.6	7.15	6.6
16	6.3	6.58	7.1	7.37	8.24	8.32	7.8	7.13
20	6.27	6.62	7.31	8.02	9.09	9.81	9.4	8.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.65	146.9°	2.88
8	43.6°	3.3	150.2°	3.76
10	42.3°	3.76	150.2°	4.57
12	41.4°	4.11	155.9°	5.34
14	41.1°	4.24	169.4°	5.94
16	41.2°	4.26	175.4°	6.43
20	43°	4.14	171.2°	7.41

Loading polar chart…