ATENA — ORC Rating | RegattaPages

GPH

588.3

OSN

572.8

LOA

11.948 m

Displacement

7582 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7106

Medium

0.936

High

1.0478

Triple Offshore

Low

0.9098

Medium

1.1439

High

1.2535

Boat Specifications

Dimensions

Length overall: 11.948 m
Beam: 3.73 m
Draft: 2.4 m
Displacement: 7582 kg
Crew weight: 630 kg
Wetted surface: 31.49 m²

Sails

Mainsail: 43.49 m²
Genoa: 53.43 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 138.3 m²

Design

Type: Este 39
Builder: Cantieri d'Este
Designer: A.Vallicelli & C.
Year built: 1994

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.

6,42.1,5.269713,52,5.87,60,6.13,75,6.29,90,6.16,110,6.01,120,5.88,135,5.22,143.1,4.776883,150,4.41
8,40,6.109306,52,6.8,60,7,75,7.11,90,7.09,110,7.14,120,7.05,135,6.54,147.1,5.764513,150,5.59
10,38.3,6.549637,52,7.25,60,7.41,75,7.53,90,7.59,110,7.69,120,7.65,135,7.38,147.8,6.771504,150,6.62
12,37.2,6.729189,52,7.46,60,7.62,75,7.77,90,7.87,110,8.03,120,8.06,135,7.85,149.9,7.316638,150,7.31
14,36.6,6.82596,52,7.56,60,7.74,75,7.95,90,8.07,110,8.3,120,8.41,135,8.25,150,7.68,150.9,7.610679
16,36.2,6.877662,52,7.62,60,7.8,75,8.07,90,8.24,110,8.59,120,8.74,135,8.66,150,7.96,172.9,7.154864
20,36.4,6.982288,52,7.7,60,7.89,75,8.22,90,8.54,110,9.11,120,9.31,135,9.57,150,8.53,176.3,7.856376
24,37.1,7.021205,52,7.71,60,7.92,75,8.32,90,8.73,110,9.51,120,10.07,135,10.98,150,9.2,176.2,8.448574

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.87	6.13	6.29	6.16	6.01	5.88	5.22	4.41
8	6.8	7	7.11	7.09	7.14	7.05	6.54	5.59
10	7.25	7.41	7.53	7.59	7.69	7.65	7.38	6.62
12	7.46	7.62	7.77	7.87	8.03	8.06	7.85	7.31
14	7.56	7.74	7.95	8.07	8.3	8.41	8.25	7.68
16	7.62	7.8	8.07	8.24	8.59	8.74	8.66	7.96
20	7.7	7.89	8.22	8.54	9.11	9.31	9.57	8.53
24	7.71	7.92	8.32	8.73	9.51	10.07	10.98	9.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.91	143.1°	3.82
8	40°	4.68	147.1°	4.84
10	38.3°	5.14	147.8°	5.73
12	37.2°	5.36	149.9°	6.33
14	36.6°	5.48	150.9°	6.65
16	36.2°	5.55	172.9°	7.1
20	36.4°	5.62	176.3°	7.84
24	37.1°	5.6	176.2°	8.43

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