ERA ORA 2 — ORC Rating

GPH

631.4

OSN

609.7

LOA

11.71 m

Displacement

7303 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6277

Medium

0.871

High

1.0106

Triple Offshore

Low

0.8111

Medium

1.083

High

1.2243

Boat Specifications

Dimensions

Length overall: 11.71 m
Beam: 3.94 m
Draft: 2.41 m
Displacement: 7303 kg
Crew weight: 630 kg
Wetted surface: 32.65 m²

Sails

Mainsail: 43.76 m²
Genoa: 41.99 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 89.72 m²

Design

Type: Sun Fast 40
Builder: Jeanneau
Designer: Andrieu
Year built: 1998

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.

6,43.7,4.675178,52,5.16,60,5.43,75,5.61,90,5.47,110,5.42,120,5.21,135,4.62,143.9,4.170844,150,3.9
8,41.3,5.550644,52,6.19,60,6.44,75,6.62,90,6.58,110,6.64,120,6.43,135,5.84,146.3,5.240674,150,5.03
10,39.8,6.182613,52,6.88,60,7.09,75,7.24,90,7.32,110,7.4,120,7.26,135,6.8,146.9,6.18346,150,5.98
12,38.5,6.567782,52,7.29,60,7.46,75,7.61,90,7.73,110,7.85,120,7.76,135,7.44,147.5,6.90071,150,6.73
14,37.9,6.729321,52,7.48,60,7.67,75,7.87,90,7.98,110,8.24,120,8.17,135,7.88,149,7.303125,150,7.23
16,37.6,6.815689,52,7.57,60,7.78,75,8.07,90,8.18,110,8.59,120,8.57,135,8.27,150,7.6,172.5,6.828418
20,38.2,6.935105,52,7.64,60,7.88,75,8.28,90,8.6,110,9.08,120,9.35,135,9.08,150,8.22,176.8,7.641916
24,39.1,6.958347,52,7.65,60,7.9,75,8.38,90,8.85,110,9.43,120,10.06,135,10.08,150,8.85,176.8,8.252868

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.43	5.61	5.47	5.42	5.21	4.62	3.9
8	6.19	6.44	6.62	6.58	6.64	6.43	5.84	5.03
10	6.88	7.09	7.24	7.32	7.4	7.26	6.8	5.98
12	7.29	7.46	7.61	7.73	7.85	7.76	7.44	6.73
14	7.48	7.67	7.87	7.98	8.24	8.17	7.88	7.23
16	7.57	7.78	8.07	8.18	8.59	8.57	8.27	7.6
20	7.64	7.88	8.28	8.6	9.08	9.35	9.08	8.22
24	7.65	7.9	8.38	8.85	9.43	10.06	10.08	8.85

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.7°	3.38	143.9°	3.37
8	41.3°	4.17	146.3°	4.36
10	39.8°	4.75	146.9°	5.18
12	38.5°	5.14	147.5°	5.82
14	37.9°	5.31	149°	6.26
16	37.6°	5.4	172.5°	6.77
20	38.2°	5.45	176.8°	7.63
24	39.1°	5.4	176.8°	8.24

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