Blue Bird — ORC Rating

GPH

711.9

OSN

693.2

LOA

7.315 m

Displacement

1150 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5742

Medium

0.7713

High

0.8555

Triple Offshore

Low

0.7431

Medium

0.9483

High

1.0537

Boat Specifications

Dimensions

Length overall: 7.315 m
Beam: 2.47 m
Draft: 1.34 m
Displacement: 1150 kg
Crew weight: 300 kg
Wetted surface: 11.8 m²

Sails

Mainsail: 18.13 m²
Genoa: 12.72 m²
Spinnaker: 34.95 m²
Asymmetric spinnaker: 0 m²

Design

Type: JOD 24
Builder: JEANNEAU
Designer: D.ANDRIEU
Year built: 1994

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.

6,43.1,4.122371,52,4.64,60,4.92,75,5.13,90,5.13,110,5.15,120,4.98,135,4.49,147,3.851333,150,3.73
8,42,4.884647,52,5.46,60,5.69,75,5.85,90,5.95,110,6.01,120,5.91,135,5.46,150,4.73,151,4.687752
10,40.5,5.365555,52,5.9,60,6.05,75,6.19,90,6.37,110,6.51,120,6.41,135,6.11,150,5.58,153.5,5.430566
12,40.1,5.52998,52,6.06,60,6.26,75,6.5,90,6.65,110,7.04,120,6.94,135,6.56,150,6.15,172,5.614641
14,40.1,5.556126,52,6.11,60,6.34,75,6.76,90,6.96,110,7.53,120,7.51,135,7.08,150,6.58,180,6.07
16,40.9,5.583093,52,6.11,60,6.37,75,6.87,90,7.29,110,7.86,120,8.17,135,7.67,150,7.06,180,6.47
20,43.5,5.624682,52,6.09,60,6.36,75,6.91,90,7.61,110,8.45,120,9.2,135,9.32,150,8.23,180,7.38

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.64	4.92	5.13	5.13	5.15	4.98	4.49	3.73
8	5.46	5.69	5.85	5.95	6.01	5.91	5.46	4.73
10	5.9	6.05	6.19	6.37	6.51	6.41	6.11	5.58
12	6.06	6.26	6.5	6.65	7.04	6.94	6.56	6.15
14	6.11	6.34	6.76	6.96	7.53	7.51	7.08	6.58
16	6.11	6.37	6.87	7.29	7.86	8.17	7.67	7.06
20	6.09	6.36	6.91	7.61	8.45	9.2	9.32	8.23

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.01	147°	3.23
8	42°	3.63	151°	4.1
10	40.5°	4.08	153.5°	4.86
12	40.1°	4.23	172°	5.56
14	40.1°	4.25	180°	6.07
16	40.9°	4.22	180°	6.47
20	43.5°	4.08	180°	7.38

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