UNPHASED — ORC Rating

GPH

618.7

OSN

599.7

LOA

7.509 m

Displacement

821 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6566

Medium

0.8675

High

1.0237

Triple Offshore

Low

0.8422

Medium

1.0887

High

1.2854

Boat Specifications

Dimensions

Length overall: 7.509 m
Beam: 2.49 m
Draft: 1.52 m
Displacement: 821 kg
Crew weight: 375 kg
Wetted surface: 11.98 m²

Sails

Mainsail: 22.33 m²
Genoa: 12.13 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 56.18 m²

Design

Type: MELGES 24 OD
Builder: ROWEN
Designer: REICHEL/PUGH
Year built: 1992
Stability index: 105.7

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.

6,43.2,4.69156,52,5.24,60,5.53,75,5.72,90,5.71,110,5.82,120,5.68,135,5.09,143.3,4.639702,150,4.3
8,41.1,5.493897,52,6.1,60,6.3,75,6.45,90,6.58,110,6.78,120,6.67,135,6.23,147.8,5.566105,150,5.44
10,39,5.919094,52,6.58,60,6.82,75,7.04,90,7.05,110,7.69,120,7.63,135,7.08,149.6,6.307146,150,6.28
12,38.2,6.069807,52,6.85,60,7.21,75,7.69,90,7.77,110,8.34,120,8.7,135,8.07,148.3,7.181382,150,7.05
14,38.2,6.146157,52,7,60,7.41,75,8.09,90,8.62,110,8.9,120,9.5,135,9.28,145.6,8.326127,150,7.93
16,38.2,6.171607,52,7.09,60,7.54,75,8.36,90,9.22,110,9.45,120,10.21,135,10.72,144.7,9.532706,150,8.98
20,39,6.253651,52,7.17,60,7.68,75,8.71,90,9.93,110,11.22,120,11.65,135,13.49,141.9,13.736839,150,12.48

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.53	5.72	5.71	5.82	5.68	5.09	4.3
8	6.1	6.3	6.45	6.58	6.78	6.67	6.23	5.44
10	6.58	6.82	7.04	7.05	7.69	7.63	7.08	6.28
12	6.85	7.21	7.69	7.77	8.34	8.7	8.07	7.05
14	7	7.41	8.09	8.62	8.9	9.5	9.28	7.93
16	7.09	7.54	8.36	9.22	9.45	10.21	10.72	8.98
20	7.17	7.68	8.71	9.93	11.22	11.65	13.49	12.48

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.42	143.3°	3.72
8	41.1°	4.14	147.8°	4.71
10	39°	4.6	149.6°	5.44
12	38.2°	4.77	148.3°	6.11
14	38.2°	4.83	145.6°	6.87
16	38.2°	4.85	144.7°	7.78
20	39°	4.86	141.9°	10.81

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