SKAGERAK — ORC Rating

GPH

691.8

OSN

673.2

LOA

9.07 m

Displacement

2031 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5984

Medium

0.796

High

0.8992

Triple Offshore

Low

0.7713

Medium

0.9741

High

1.0725

Boat Specifications

Dimensions

Length overall: 9.07 m
Beam: 1.9 m
Draft: 1.35 m
Displacement: 2031 kg
Crew weight: 250 kg
Wetted surface: 14.38 m²

Sails

Mainsail: 22.11 m²
Genoa: 9.8 m²
Spinnaker: 52.01 m²
Asymmetric spinnaker: 0 m²

Design

Type: International 5.5m
Builder: LARS HALVORSEN & S
Designer: LUDERS
Year built: 1970
Stability index: 108.4

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.

6,43,4.238715,52,4.72,60,4.98,75,5.15,90,5.3,110,5.43,120,5.26,135,4.66,143.3,4.228115,150,3.91
8,40.8,4.980217,52,5.58,60,5.8,75,5.97,90,6.08,110,6.32,120,6.27,135,5.8,148.2,5.082995,150,4.99
10,40,5.404386,52,6.03,60,6.23,75,6.41,90,6.43,110,6.71,120,6.75,135,6.54,150,5.9,150.9,5.859651
12,39.6,5.567717,52,6.19,60,6.4,75,6.63,90,6.73,110,6.93,120,7.09,135,6.98,150,6.56,158.6,6.240227
14,39.4,5.655248,52,6.28,60,6.49,75,6.76,90,6.94,110,7.12,120,7.35,135,7.42,150,6.99,173.6,6.399885
16,39.4,5.719953,52,6.34,60,6.55,75,6.85,90,7.11,110,7.29,120,7.58,135,7.86,150,7.43,177.2,6.788104
20,39.9,5.774506,52,6.39,60,6.61,75,6.96,90,7.33,110,7.6,120,8.04,135,9.1,150,8.49,176.6,7.603383

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.72	4.98	5.15	5.3	5.43	5.26	4.66	3.91
8	5.58	5.8	5.97	6.08	6.32	6.27	5.8	4.99
10	6.03	6.23	6.41	6.43	6.71	6.75	6.54	5.9
12	6.19	6.4	6.63	6.73	6.93	7.09	6.98	6.56
14	6.28	6.49	6.76	6.94	7.12	7.35	7.42	6.99
16	6.34	6.55	6.85	7.11	7.29	7.58	7.86	7.43
20	6.39	6.61	6.96	7.33	7.6	8.04	9.1	8.49

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.1	143.3°	3.39
8	40.8°	3.77	148.2°	4.32
10	40°	4.14	150.9°	5.12
12	39.6°	4.29	158.6°	5.81
14	39.4°	4.37	173.6°	6.36
16	39.4°	4.42	177.2°	6.78
20	39.9°	4.43	176.6°	7.59

Loading polar chart…