ATHINA — ORC Rating | RegattaPages

GPH

681.4

OSN

659.7

LOA

12.884 m

Displacement

14088 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5786

Medium

0.7941

High

0.9554

Triple Offshore

Low

0.7503

Medium

0.9995

High

1.1539

Boat Specifications

Dimensions

Length overall: 12.884 m
Beam: 3.82 m
Draft: 1.96 m
Displacement: 14088 kg
Crew weight: 550 kg
Wetted surface: 38.58 m²

Sails

Mainsail: 34.51 m²
Genoa: 42.71 m²
Spinnaker: 132.19 m²
Asymmetric spinnaker: 113.28 m²

Design

Type: CAPE NORTH 43
Builder: CAPE YACHTS
Designer: BREWER
Year built: 1977
Stability index: 121

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.

6,46.2,4.088749,52,4.45,60,4.79,75,5.05,90,5.17,110,5.3,120,5.2,135,4.78,145.2,4.286675,150,4.06
8,44.2,4.812315,52,5.3,60,5.62,75,5.88,90,6.18,110,6.38,120,6.27,135,5.81,150,5.11,151.4,5.045656
10,43.2,5.336306,52,5.93,60,6.29,75,6.62,90,7.02,110,7.2,120,7.14,135,6.75,150,6.01,152,5.90069
12,43.5,5.845258,52,6.5,60,6.85,75,7.11,90,7.46,110,7.61,120,7.58,135,7.35,150,6.85,154.7,6.61444
14,44.2,6.332728,52,6.91,60,7.18,75,7.39,90,7.68,110,7.89,120,7.88,135,7.69,150,7.37,162.8,6.919449
16,44.1,6.614435,52,7.15,60,7.38,75,7.59,90,7.78,110,8.16,120,8.16,135,7.98,150,7.69,175.4,7.163073
20,43.5,6.768919,52,7.33,60,7.59,75,7.87,90,8.02,110,8.51,120,8.71,135,8.6,150,8.25,179,7.791187

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.45	4.79	5.05	5.17	5.3	5.2	4.78	4.06
8	5.3	5.62	5.88	6.18	6.38	6.27	5.81	5.11
10	5.93	6.29	6.62	7.02	7.2	7.14	6.75	6.01
12	6.5	6.85	7.11	7.46	7.61	7.58	7.35	6.85
14	6.91	7.18	7.39	7.68	7.89	7.88	7.69	7.37
16	7.15	7.38	7.59	7.78	8.16	8.16	7.98	7.69
20	7.33	7.59	7.87	8.02	8.51	8.71	8.6	8.25

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.2°	2.83	145.2°	3.52
8	44.2°	3.45	151.4°	4.43
10	43.2°	3.89	152°	5.21
12	43.5°	4.24	154.7°	5.98
14	44.2°	4.54	162.8°	6.61
16	44.1°	4.75	175.4°	7.14
20	43.5°	4.91	179°	7.79

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