Tuuliviuhu — ORC Rating

GPH

670.6

OSN

654.8

LOA

8.933 m

Displacement

2900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6244

Medium

0.8241

High

0.9303

Triple Offshore

Low

0.8022

Medium

0.9996

High

1.1037

Boat Specifications

Dimensions

Length overall: 8.933 m
Beam: 3.2 m
Draft: 1.76 m
Displacement: 2900 kg
Crew weight: 360 kg
Wetted surface: 16.96 m²

Sails

Mainsail: 31.32 m²
Genoa: 26.63 m²
Spinnaker: 48.23 m²
Asymmetric spinnaker: 0 m²

Design

Type: Quasar 30
Builder: Baltic Sea Craft
Designer: Ahti Kotikoski
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.

6,42,4.642433,52,5.21,60,5.49,75,5.71,90,5.68,110,5.31,120,5.11,135,4.57,147,4.006341,150,3.88
8,40.9,5.424332,52,6.01,60,6.18,75,6.31,90,6.32,110,6.23,120,6.1,135,5.61,150,4.88,151,4.836388
10,39.4,5.7976,52,6.33,60,6.47,75,6.6,90,6.64,110,6.66,120,6.57,135,6.29,150,5.74,154,5.574136
12,38.2,5.904383,52,6.47,60,6.64,75,6.84,90,6.92,110,7.03,120,6.94,135,6.68,150,6.34,170,5.787932
14,37.9,5.968946,52,6.54,60,6.73,75,7.03,90,7.19,110,7.4,120,7.33,135,7.04,150,6.7,180,6.27
16,37.7,6.00336,52,6.58,60,6.79,75,7.15,90,7.42,110,7.7,120,7.69,135,7.42,150,7.04,180,6.63
20,37.9,6.057656,52,6.63,60,6.84,75,7.27,90,7.68,110,8.04,120,8.34,135,8.18,150,7.75,180,7.31

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.21	5.49	5.71	5.68	5.31	5.11	4.57	3.88
8	6.01	6.18	6.31	6.32	6.23	6.1	5.61	4.88
10	6.33	6.47	6.6	6.64	6.66	6.57	6.29	5.74
12	6.47	6.64	6.84	6.92	7.03	6.94	6.68	6.34
14	6.54	6.73	7.03	7.19	7.4	7.33	7.04	6.7
16	6.58	6.79	7.15	7.42	7.7	7.69	7.42	7.04
20	6.63	6.84	7.27	7.68	8.04	8.34	8.18	7.75

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.45	147°	3.36
8	40.9°	4.1	151°	4.23
10	39.4°	4.48	154°	5.01
12	38.2°	4.64	170°	5.7
14	37.9°	4.71	180°	6.27
16	37.7°	4.75	180°	6.63
20	37.9°	4.78	180°	7.31

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