MELTEMI — ORC Rating | RegattaPages

GPH

665.9

OSN

650.1

LOA

8 m

Displacement

1503 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6261

Medium

0.8177

High

0.9205

Triple Offshore

Low

0.805

Medium

1.0068

High

1.1274

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.49 m
Draft: 1.5 m
Displacement: 1503 kg
Crew weight: 345 kg
Wetted surface: 13.66 m²

Sails

Mainsail: 21.31 m²
Genoa: 13.73 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 64.87 m²

Design

Type: J 80
Builder: J COMPOSITE
Designer: JOHNSTONE
Year built: 1993

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.

6,42.8,4.347649,52,4.89,60,5.18,75,5.4,90,5.56,110,5.69,120,5.55,135,4.97,145,4.455827,150,4.22
8,41.6,5.161821,52,5.77,60,5.99,75,6.15,90,6.32,110,6.47,120,6.41,135,6.07,148,5.388845,150,5.28
10,39.8,5.648956,52,6.2,60,6.36,75,6.5,90,6.57,110,6.98,120,6.98,135,6.66,150,6.096819
12,39,5.803286,52,6.37,60,6.56,75,6.81,90,6.89,110,7.36,120,7.58,135,7.25,150,6.58,151,6.528552
14,39,5.854756,52,6.43,60,6.66,75,7.06,90,7.28,110,7.66,120,8.07,135,7.93,150,6.98,176,6.175042
16,39,5.867624,52,6.46,60,6.71,75,7.21,90,7.62,110,7.98,120,8.48,135,8.76,144.2,8.088143,150,7.57
20,39.8,5.948325,52,6.54,60,6.83,75,7.32,90,8.03,110,8.64,120,9.33,135,10.79,140.5,10.756526,150,9.59

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.89	5.18	5.4	5.56	5.69	5.55	4.97	4.22
8	5.77	5.99	6.15	6.32	6.47	6.41	6.07	5.28
10	6.2	6.36	6.5	6.57	6.98	6.98	6.66	6.1
12	6.37	6.56	6.81	6.89	7.36	7.58	7.25	6.58
14	6.43	6.66	7.06	7.28	7.66	8.07	7.93	6.98
16	6.46	6.71	7.21	7.62	7.98	8.48	8.76	7.57
20	6.54	6.83	7.32	8.03	8.64	9.33	10.79	9.59

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.19	145°	3.65
8	41.6°	3.86	148°	4.57
10	39.8°	4.34	150°	5.28
12	39°	4.51	151°	5.71
14	39°	4.55	176°	6.16
16	39°	4.56	144.2°	6.56
20	39.8°	4.57	140.5°	8.3

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