BLUE DOLPHIN — ORC Rating

GPH

685

OSN

662.9

LOA

10.8 m

Displacement

5923 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5894

Medium

0.8079

High

0.9428

Triple Offshore

Low

0.7584

Medium

0.9916

High

1.1151

Boat Specifications

Dimensions

Length overall: 10.8 m
Beam: 3.48 m
Draft: 1.99 m
Displacement: 5923 kg
Crew weight: 450 kg
Wetted surface: 24.84 m²

Sails

Mainsail: 27.09 m²
Genoa: 43.77 m²
Spinnaker: 79.75 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dullia 36
Builder: Dullia
Designer: Schimachen
Year built: 1980
Stability index: 121.3

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.

6,43.2,4.252584,52,4.74,60,5.01,75,5.22,90,5.17,110,5.05,120,4.92,135,4.51,146.9,3.963144,150,3.83
8,41.8,4.9901,52,5.59,60,5.89,75,6.12,90,6.1,110,6.14,120,6,135,5.49,150,4.84,151.4,4.772302
10,41.8,5.633984,52,6.26,60,6.45,75,6.59,90,6.63,110,6.74,120,6.67,135,6.36,150,5.71,152,5.606222
12,40.8,6.050238,52,6.57,60,6.73,75,6.86,90,6.96,110,7.09,120,7.04,135,6.82,150,6.45,157.4,6.152445
14,39.4,6.172891,52,6.74,60,6.9,75,7.06,90,7.13,110,7.4,120,7.36,135,7.15,150,6.85,171.2,6.334568
16,38.8,6.236062,52,6.81,60,6.99,75,7.22,90,7.34,110,7.68,120,7.68,135,7.48,150,7.15,178.4,6.692609
20,38.7,6.278587,52,6.86,60,7.06,75,7.42,90,7.7,110,8,120,8.25,135,8.15,150,7.77,179,7.281109

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.74	5.01	5.22	5.17	5.05	4.92	4.51	3.83
8	5.59	5.89	6.12	6.1	6.14	6	5.49	4.84
10	6.26	6.45	6.59	6.63	6.74	6.67	6.36	5.71
12	6.57	6.73	6.86	6.96	7.09	7.04	6.82	6.45
14	6.74	6.9	7.06	7.13	7.4	7.36	7.15	6.85
16	6.81	6.99	7.22	7.34	7.68	7.68	7.48	7.15
20	6.86	7.06	7.42	7.7	8	8.25	8.15	7.77

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.1	146.9°	3.32
8	41.8°	3.72	151.4°	4.19
10	41.8°	4.2	152°	4.95
12	40.8°	4.58	157.4°	5.68
14	39.4°	4.77	171.2°	6.26
16	38.8°	4.86	178.4°	6.69
20	38.7°	4.9	179°	7.28

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