BLUE SHARK — ORC Rating

GPH

639

OSN

621.2

LOA

9.99 m

Displacement

4287 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7207

Medium

0.9725

High

1.1083

Triple Offshore

Low

0.928

Medium

1.1917

High

1.3217

Boat Specifications

Dimensions

Length overall: 9.99 m
Beam: 2.98 m
Draft: 1.77 m
Displacement: 4287 kg
Crew weight: 530 kg
Wetted surface: 23.24 m²

Sails

Mainsail: 32.89 m²
Genoa: 26.69 m²
Spinnaker: 89.52 m²
Asymmetric spinnaker: 0 m²

Design

Type: DEHLER 33 CRUISING
Builder: DEHLER
Designer: JUDEL/VROLIJK
Year built: 1977

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.

6,42.8,4.511197,52,5.04,60,5.31,75,5.54,90,5.53,110,5.65,120,5.53,135,5.04,145.3,4.476101,150,4.25
8,41.1,5.321384,52,6.01,60,6.3,75,6.51,90,6.6,110,6.78,120,6.68,135,6.2,149.4,5.355844,150,5.33
10,40.7,5.962004,52,6.63,60,6.84,75,7,90,7,110,7.27,120,7.24,135,6.98,150,6.31,150.1,6.309863
12,39.9,6.217696,52,6.87,60,7.07,75,7.25,90,7.3,110,7.55,120,7.63,135,7.4,150,7,158.2,6.655998
14,39.2,6.297225,52,6.96,60,7.16,75,7.43,90,7.55,110,7.76,120,8.02,135,7.83,150,7.38,180,6.77
16,39,6.343725,52,7,60,7.21,75,7.52,90,7.78,110,7.97,120,8.29,135,8.34,150,7.78,180,7.21
20,38.9,6.424727,52,7.07,60,7.26,75,7.6,90,8.08,110,8.35,120,8.77,135,9.47,150,8.75,180,7.97

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.04	5.31	5.54	5.53	5.65	5.53	5.04	4.25
8	6.01	6.3	6.51	6.6	6.78	6.68	6.2	5.33
10	6.63	6.84	7	7	7.27	7.24	6.98	6.31
12	6.87	7.07	7.25	7.3	7.55	7.63	7.4	7
14	6.96	7.16	7.43	7.55	7.76	8.02	7.83	7.38
16	7	7.21	7.52	7.78	7.97	8.29	8.34	7.78
20	7.07	7.26	7.6	8.08	8.35	8.77	9.47	8.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.31	145.3°	3.68
8	41.1°	4.01	149.4°	4.61
10	40.7°	4.52	150.1°	5.47
12	39.9°	4.77	158.2°	6.18
14	39.2°	4.88	180°	6.77
16	39°	4.93	180°	7.21
20	38.9°	5	180°	7.97

Loading polar chart…