BLU ONE — ORC Rating | RegattaPages

GPH

654.4

OSN

637.6

LOA

11.65 m

Displacement

6500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6134

Medium

0.8249

High

0.9335

Triple Offshore

Low

0.8002

Medium

1.0366

High

1.15

Boat Specifications

Dimensions

Length overall: 11.65 m
Beam: 3.85 m
Draft: 1.46 m
Displacement: 6500 kg
Crew weight: 500 kg
Wetted surface: 27.02 m²

Sails

Mainsail: 31.07 m²
Genoa: 44.63 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 85.46 m²

Design

Type: Dufour 38 Classic
Builder: Dufour
Designer: Chabaud/Poncin
Year built: 1997

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.

6,47,4.618779,52,4.99,60,5.4,75,5.7,90,5.63,110,5.47,120,5.31,135,4.79,144.2,4.339979,150,4.06
8,45.3,5.430806,52,5.94,60,6.3,75,6.56,90,6.55,110,6.58,120,6.44,135,5.94,147.2,5.329738,150,5.17
10,44.3,6.008165,52,6.56,60,6.84,75,7.06,90,7.1,110,7.24,120,7.16,135,6.8,147.6,6.217963,150,6.06
12,43.1,6.327361,52,6.91,60,7.15,75,7.37,90,7.47,110,7.64,120,7.59,135,7.34,148.1,6.855352,150,6.72
14,42.7,6.463336,52,7.09,60,7.33,75,7.58,90,7.7,110,7.98,120,7.95,135,7.71,149.8,7.150504,150,7.14
16,42.6,6.520879,52,7.16,60,7.42,75,7.74,90,7.89,110,8.29,120,8.29,135,8.06,150,7.45,172.7,6.744669
20,43.7,6.528651,52,7.16,60,7.47,75,7.91,90,8.25,110,8.8,120,8.98,135,8.77,150,7.96,175.6,7.472022
24,46,6.478004,52,7.03,60,7.43,75,8,90,8.48,110,9.13,120,9.71,135,9.64,150,8.5,175.6,8.003589

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.99	5.4	5.7	5.63	5.47	5.31	4.79	4.06
8	5.94	6.3	6.56	6.55	6.58	6.44	5.94	5.17
10	6.56	6.84	7.06	7.1	7.24	7.16	6.8	6.06
12	6.91	7.15	7.37	7.47	7.64	7.59	7.34	6.72
14	7.09	7.33	7.58	7.7	7.98	7.95	7.71	7.14
16	7.16	7.42	7.74	7.89	8.29	8.29	8.06	7.45
20	7.16	7.47	7.91	8.25	8.8	8.98	8.77	7.96
24	7.03	7.43	8	8.48	9.13	9.71	9.64	8.5

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	47°	3.15	144.2°	3.52
8	45.3°	3.82	147.2°	4.48
10	44.3°	4.3	147.6°	5.25
12	43.1°	4.62	148.1°	5.82
14	42.7°	4.75	149.8°	6.18
16	42.6°	4.8	172.7°	6.69
20	43.7°	4.72	175.6°	7.45
24	46°	4.5	175.6°	7.98

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