BLUE JR — ORC Rating | RegattaPages

GPH

622.6

OSN

603

LOA

7.509 m

Displacement

832 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6502

Medium

0.8626

High

1.0218

Triple Offshore

Low

0.8352

Medium

1.0828

High

1.2828

Boat Specifications

Dimensions

Length overall: 7.509 m
Beam: 2.49 m
Draft: 1.53 m
Displacement: 832 kg
Crew weight: 375 kg
Wetted surface: 11.8 m²

Sails

Mainsail: 22.2 m²
Genoa: 11.9 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 54.03 m²

Design

Type: MELGES 24 OD
Builder: ROWEN
Designer: REICHEL/PUGH
Year built: 1992
Stability index: 95.4

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.

6,44.1,4.595292,52,5.08,60,5.42,75,5.69,90,5.75,110,5.84,120,5.7,135,5.12,143.9,4.653524,150,4.34
8,42.4,5.484421,52,6.02,60,6.23,75,6.38,90,6.59,110,6.73,120,6.61,135,6.22,147.3,5.668377,150,5.51
10,39.8,5.909277,52,6.47,60,6.7,75,6.95,90,7.08,110,7.72,120,7.57,135,7,150,6.3,151.8,6.206716
12,38.1,6.023369,52,6.75,60,7.14,75,7.68,90,7.74,110,8.39,120,8.76,135,8.03,148.2,7.118546,150,6.99
14,37.6,6.045769,52,6.87,60,7.32,75,8.1,90,8.71,110,8.96,120,9.54,135,9.28,145,8.374514,150,7.92
16,37.8,6.074757,52,6.94,60,7.42,75,8.32,90,9.27,110,9.5,120,10.24,135,10.75,144.9,9.497039,150,8.97
20,38.2,6.197057,52,7.16,60,7.73,75,8.69,90,9.8,110,11.43,120,11.69,135,13.52,141.6,13.98506,150,12.65

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.42	5.69	5.75	5.84	5.7	5.12	4.34
8	6.02	6.23	6.38	6.59	6.73	6.61	6.22	5.51
10	6.47	6.7	6.95	7.08	7.72	7.57	7	6.3
12	6.75	7.14	7.68	7.74	8.39	8.76	8.03	6.99
14	6.87	7.32	8.1	8.71	8.96	9.54	9.28	7.92
16	6.94	7.42	8.32	9.27	9.5	10.24	10.75	8.97
20	7.16	7.73	8.69	9.8	11.43	11.69	13.52	12.65

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	3.3	143.9°	3.76
8	42.4°	4.05	147.3°	4.77
10	39.8°	4.54	151.8°	5.47
12	38.1°	4.74	148.2°	6.05
14	37.6°	4.79	145°	6.86
16	37.8°	4.8	144.9°	7.77
20	38.2°	4.87	141.6°	10.96

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