ZEFIREK — ORC Rating | RegattaPages

GPH

780.7

OSN

756.6

LOA

7.265 m

Displacement

1629 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5227

Medium

0.7091

High

0.8264

Triple Offshore

Low

0.6696

Medium

0.8664

High

0.9826

Boat Specifications

Dimensions

Length overall: 7.265 m
Beam: 2.66 m
Draft: 1.54 m
Displacement: 1629 kg
Crew weight: 350 kg
Wetted surface: 12.25 m²

Sails

Mainsail: 12.28 m²
Genoa: 16.04 m²
Spinnaker: 37.78 m²
Asymmetric spinnaker: 0 m²

Design

Type: Conrad 24
Builder: Stocznia "Conrada"
Designer: M. Dufour
Year built: 1976

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.

6,43.1,3.670417,52,4.08,60,4.31,75,4.48,90,4.49,110,4.59,120,4.46,135,4.07,149,3.569898,150,3.53
8,42,4.292568,52,4.83,60,5.07,75,5.24,90,5.39,110,5.46,120,5.36,135,4.98,150,4.41,152,4.326418
10,42,4.817365,52,5.33,60,5.51,75,5.64,90,5.84,110,5.9,120,5.83,135,5.62,150,5.16,154.5,4.996758
12,40.5,5.128839,52,5.61,60,5.75,75,5.89,90,6.15,110,6.26,120,6.19,135,5.97,150,5.68,174,5.168313
14,38.6,5.297366,52,5.8,60,5.95,75,6.1,90,6.38,110,6.6,120,6.54,135,6.31,150,5.99,180,5.62
16,38.2,5.395384,52,5.93,60,6.11,75,6.32,90,6.5,110,6.9,120,6.86,135,6.64,150,6.3,180,5.93
20,39,5.40439,52,5.98,60,6.23,75,6.62,90,6.8,110,7.27,120,7.46,135,7.26,150,6.9,180,6.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.08	4.31	4.48	4.49	4.59	4.46	4.07	3.53
8	4.83	5.07	5.24	5.39	5.46	5.36	4.98	4.41
10	5.33	5.51	5.64	5.84	5.9	5.83	5.62	5.16
12	5.61	5.75	5.89	6.15	6.26	6.19	5.97	5.68
14	5.8	5.95	6.1	6.38	6.6	6.54	6.31	5.99
16	5.93	6.11	6.32	6.5	6.9	6.86	6.64	6.3
20	5.98	6.23	6.62	6.8	7.27	7.46	7.26	6.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	2.68	149°	3.06
8	42°	3.19	152°	3.82
10	42°	3.58	154.5°	4.51
12	40.5°	3.9	174°	5.14
14	38.6°	4.14	180°	5.62
16	38.2°	4.24	180°	5.93
20	39°	4.2	180°	6.51

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