Fri Vind — ORC Rating

GPH

666.9

OSN

652.9

LOA

8.45 m

Displacement

2800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6339

Medium

0.8257

High

0.9175

Triple Offshore

Low

0.8144

Medium

1.0026

High

1.0934

Boat Specifications

Dimensions

Length overall: 8.45 m
Beam: 2.91 m
Draft: 1.65 m
Displacement: 2800 kg
Crew weight: 473 kg
Wetted surface: 17.21 m²

Sails

Mainsail: 27.08 m²
Genoa: 28.99 m²
Spinnaker: 59.18 m²
Asymmetric spinnaker: 0 m²

Design

Type: FINNGULF 28
Builder: Tabasco Marine
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.

6,42,4.642433,52,5.22,60,5.51,75,5.76,90,5.7,110,5.44,120,5.27,135,4.78,146.5,4.173233,150,4.02
8,41.1,5.427546,52,6.02,60,6.2,75,6.34,90,6.35,110,6.34,120,6.24,135,5.82,150,5.03,151,4.97359
10,39.8,5.753084,52,6.32,60,6.47,75,6.61,90,6.65,110,6.75,120,6.69,135,6.45,150,5.91,152.5,5.794743
12,38.6,5.821984,52,6.42,60,6.58,75,6.8,90,6.9,110,7.1,120,7.07,135,6.81,150,6.48,166,5.998171
14,38.4,5.869642,52,6.47,60,6.64,75,6.92,90,7.14,110,7.4,120,7.49,135,7.21,150,6.82,180,6.37
16,38.8,5.876783,52,6.49,60,6.67,75,6.98,90,7.33,110,7.6,120,7.87,135,7.65,150,7.19,180,6.72
20,39.8,5.974357,52,6.53,60,6.72,75,7.03,90,7.5,110,7.94,120,8.34,135,8.63,150,8.02,180,7.44

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.22	5.51	5.76	5.7	5.44	5.27	4.78	4.02
8	6.02	6.2	6.34	6.35	6.34	6.24	5.82	5.03
10	6.32	6.47	6.61	6.65	6.75	6.69	6.45	5.91
12	6.42	6.58	6.8	6.9	7.1	7.07	6.81	6.48
14	6.47	6.64	6.92	7.14	7.4	7.49	7.21	6.82
16	6.49	6.67	6.98	7.33	7.6	7.87	7.65	7.19
20	6.53	6.72	7.03	7.5	7.94	8.34	8.63	8.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.45	146.5°	3.48
8	41.1°	4.09	151°	4.35
10	39.8°	4.42	152.5°	5.14
12	38.6°	4.55	166°	5.82
14	38.4°	4.6	180°	6.37
16	38.8°	4.58	180°	6.72
20	39.8°	4.59	180°	7.44

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