BLUE FLAG — ORC Rating

GPH

646.1

OSN

628.9

LOA

10.698 m

Displacement

5318 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.634

Medium

0.8501

High

0.9709

Triple Offshore

Low

0.8162

Medium

1.0473

High

1.1606

Boat Specifications

Dimensions

Length overall: 10.698 m
Beam: 3.38 m
Draft: 1.99 m
Displacement: 5318 kg
Crew weight: 245 kg
Wetted surface: 26.23 m²

Sails

Mainsail: 36.32 m²
Genoa: 31.54 m²
Spinnaker: 83.81 m²
Asymmetric spinnaker: 83.5 m²

Design

Type: J-35
Builder: BASHFORD
Designer: JOHNSTONE
Year built: 1983

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.

6,42.4,4.522955,52,5.07,60,5.34,75,5.57,90,5.52,110,5.53,120,5.37,135,4.85,145.5,4.319727,150,4.11
8,40.5,5.28665,52,6,60,6.29,75,6.51,90,6.55,110,6.65,120,6.5,135,5.96,150,5.184605
10,40.9,5.940305,52,6.61,60,6.82,75,6.99,90,7.08,110,7.2,120,7.12,135,6.81,150,6.11,151.5,6.030834
12,40.3,6.188798,52,6.85,60,7.05,75,7.23,90,7.3,110,7.54,120,7.5,135,7.27,150,6.84,157,6.529026
14,39.8,6.273726,52,6.94,60,7.14,75,7.4,90,7.52,110,7.82,120,7.88,135,7.63,150,7.26,180,6.64
16,39.8,6.312774,52,6.98,60,7.19,75,7.5,90,7.73,110,8.01,120,8.26,135,8.03,150,7.6,180,7.12
20,39.8,6.442934,52,7.09,60,7.27,75,7.59,90,8.05,110,8.34,120,8.73,135,8.89,150,8.39,180,7.8

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.34	5.57	5.52	5.53	5.37	4.85	4.11
8	6	6.29	6.51	6.55	6.65	6.5	5.96	5.18
10	6.61	6.82	6.99	7.08	7.2	7.12	6.81	6.11
12	6.85	7.05	7.23	7.3	7.54	7.5	7.27	6.84
14	6.94	7.14	7.4	7.52	7.82	7.88	7.63	7.26
16	6.98	7.19	7.5	7.73	8.01	8.26	8.03	7.6
20	7.09	7.27	7.59	8.05	8.34	8.73	8.89	8.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.34	145.5°	3.56
8	40.5°	4.02	150°	4.49
10	40.9°	4.49	151.5°	5.3
12	40.3°	4.72	157°	6.01
14	39.8°	4.82	180°	6.64
16	39.8°	4.85	180°	7.12
20	39.8°	4.95	180°	7.8

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