BLUE DOLPHIN — ORC Rating

GPH

686.3

OSN

663.7

LOA

10.8 m

Displacement

5923 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5929

Medium

0.8094

High

0.94

Triple Offshore

Low

0.7597

Medium

0.9887

High

1.1081

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: 24.83 m²

Sails

Mainsail: 27.29 m²
Genoa: 44 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.

6,43,4.334428,52,4.84,60,5.08,75,5.24,90,5.14,110,5.01,120,4.88,135,4.44,146.9,3.891521,150,3.76
8,41.4,5.092579,52,5.67,60,5.9,75,6.05,90,6,110,6.04,120,5.91,135,5.44,150,4.79,150.7,4.758796
10,40.2,5.616683,52,6.23,60,6.4,75,6.53,90,6.53,110,6.66,120,6.59,135,6.27,150,5.66,153.2,5.512075
12,39.3,5.957302,52,6.54,60,6.68,75,6.82,90,6.87,110,7.04,120,7,135,6.77,150,6.36,158.6,6.014677
14,38.7,6.112012,52,6.7,60,6.85,75,7.01,90,7.08,110,7.32,120,7.31,135,7.13,150,6.8,171.2,6.253615
16,38.1,6.175859,52,6.78,60,6.94,75,7.16,90,7.27,110,7.54,120,7.59,135,7.44,150,7.12,177.2,6.637925
20,37.9,6.222404,52,6.85,60,7.03,75,7.32,90,7.55,110,7.88,120,8.09,135,8.03,150,7.71,179,7.261106

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.84	5.08	5.24	5.14	5.01	4.88	4.44	3.76
8	5.67	5.9	6.05	6	6.04	5.91	5.44	4.79
10	6.23	6.4	6.53	6.53	6.66	6.59	6.27	5.66
12	6.54	6.68	6.82	6.87	7.04	7	6.77	6.36
14	6.7	6.85	7.01	7.08	7.32	7.31	7.13	6.8
16	6.78	6.94	7.16	7.27	7.54	7.59	7.44	7.12
20	6.85	7.03	7.32	7.55	7.88	8.09	8.03	7.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.17	146.9°	3.26
8	41.4°	3.82	150.7°	4.15
10	40.2°	4.29	153.2°	4.92
12	39.3°	4.61	158.6°	5.6
14	38.7°	4.77	171.2°	6.18
16	38.1°	4.86	177.2°	6.63
20	37.9°	4.91	179°	7.26

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