ANTIGONI — ORC Rating

GPH

764.5

OSN

738.9

LOA

7.446 m

Displacement

1750 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5345

Medium

0.7309

High

0.8355

Triple Offshore

Low

0.684

Medium

0.8876

High

0.9888

Boat Specifications

Dimensions

Length overall: 7.446 m
Beam: 2.73 m
Draft: 1.49 m
Displacement: 1750 kg
Crew weight: 400 kg
Wetted surface: 12.92 m²

Sails

Mainsail: 15.16 m²
Genoa: 18.43 m²
Spinnaker: 37.54 m²
Asymmetric spinnaker: 0 m²

Design

Type: CONTEST 250C
Builder: CONYPLEX
Designer: DE RIDER
Year built: 1977
Stability index: 115.8

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.

6,43,3.910557,52,4.33,60,4.54,75,4.66,90,4.56,110,4.6,120,4.45,135,3.93,148.4,3.451811,150,3.39
8,41.4,4.585988,52,5.12,60,5.3,75,5.4,90,5.44,110,5.49,120,5.36,135,4.9,150,4.33,152.3,4.246699
10,40,5.051926,52,5.56,60,5.7,75,5.81,90,5.92,110,5.97,120,5.89,135,5.62,150,5.13,155,4.932099
12,38.2,5.268135,52,5.8,60,5.92,75,6.05,90,6.2,110,6.31,120,6.23,135,6.02,150,5.71,166.4,5.267701
14,38.1,5.4007,52,5.93,60,6.07,75,6.24,90,6.39,110,6.62,120,6.56,135,6.34,150,6.06,177.2,5.636729
16,38.1,5.45153,52,5.99,60,6.16,75,6.4,90,6.5,110,6.88,120,6.87,135,6.66,150,6.36,179,5.980911
20,39,5.468728,52,6.01,60,6.22,75,6.56,90,6.81,110,7.3,120,7.5,135,7.34,150,6.96,179,6.550998

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.33	4.54	4.66	4.56	4.6	4.45	3.93	3.39
8	5.12	5.3	5.4	5.44	5.49	5.36	4.9	4.33
10	5.56	5.7	5.81	5.92	5.97	5.89	5.62	5.13
12	5.8	5.92	6.05	6.2	6.31	6.23	6.02	5.71
14	5.93	6.07	6.24	6.39	6.62	6.56	6.34	6.06
16	5.99	6.16	6.4	6.5	6.88	6.87	6.66	6.36
20	6.01	6.22	6.56	6.81	7.3	7.5	7.34	6.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	2.86	148.4°	2.94
8	41.4°	3.44	152.3°	3.76
10	40°	3.87	155°	4.47
12	38.2°	4.14	166.4°	5.12
14	38.1°	4.25	177.2°	5.63
16	38.1°	4.29	179°	5.98
20	39°	4.25	179°	6.55

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