Morgenster — ORC Rating

GPH

650.9

OSN

631.2

LOA

10.53 m

Displacement

4180 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6887

Medium

0.9514

High

1.1088

Triple Offshore

Low

0.8946

Medium

1.1749

High

1.3329

Boat Specifications

Dimensions

Length overall: 10.53 m
Beam: 3.33 m
Draft: 2.03 m
Displacement: 4180 kg
Crew weight: 604 kg
Wetted surface: 24.07 m²

Sails

Mainsail: 32.39 m²
Genoa: 29.78 m²
Spinnaker: 73.51 m²
Asymmetric spinnaker: 0 m²

Design

Type: Laranos 34
Builder: John Robertson
Designer: Angelo Lavranos
Year built: 1986

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.

6,43.4,4.417991,52,4.94,60,5.26,75,5.55,90,5.53,110,5.4,120,5.23,135,4.72,146,4.137328,150,3.96
8,42.1,5.256236,52,5.91,60,6.25,75,6.51,90,6.5,110,6.53,120,6.37,135,5.81,150,5.03,150.3,5.01939
10,41.8,5.942512,52,6.58,60,6.81,75,6.98,90,7.07,110,7.11,120,7.02,135,6.67,150,5.97,151.7,5.871815
12,40,6.292063,52,6.92,60,7.11,75,7.29,90,7.37,110,7.53,120,7.42,135,7.14,150,6.72,158.1,6.369658
14,38.8,6.40287,52,7.07,60,7.29,75,7.57,90,7.61,110,8,120,7.87,135,7.52,150,7.14,180,6.55
16,38.8,6.505522,52,7.14,60,7.38,75,7.8,90,7.94,110,8.32,120,8.37,135,7.97,150,7.5,180,7.02
20,39.2,6.542404,52,7.18,60,7.44,75,7.97,90,8.48,110,8.77,120,9.2,135,9,150,8.36,180,7.74

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.94	5.26	5.55	5.53	5.4	5.23	4.72	3.96
8	5.91	6.25	6.51	6.5	6.53	6.37	5.81	5.03
10	6.58	6.81	6.98	7.07	7.11	7.02	6.67	5.97
12	6.92	7.11	7.29	7.37	7.53	7.42	7.14	6.72
14	7.07	7.29	7.57	7.61	8	7.87	7.52	7.14
16	7.14	7.38	7.8	7.94	8.32	8.37	7.97	7.5
20	7.18	7.44	7.97	8.48	8.77	9.2	9	8.36

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.4°	3.21	146°	3.43
8	42.1°	3.9	150.3°	4.36
10	41.8°	4.43	151.7°	5.17
12	40°	4.82	158.1°	5.91
14	38.8°	4.99	180°	6.55
16	38.8°	5.07	180°	7.02
20	39.2°	5.07	180°	7.74

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