Otern — ORC Rating | RegattaPages

GPH

749.4

OSN

725.6

LOA

8.3 m

Displacement

2981 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5356

Medium

0.7388

High

0.8611

Triple Offshore

Low

0.6923

Medium

0.9071

High

1.0209

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 2.9 m
Draft: 1.55 m
Displacement: 2981 kg
Crew weight: 410 kg
Wetted surface: 16.93 m²

Sails

Mainsail: 22.06 m²
Genoa: 20.31 m²
Spinnaker: 42.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: FENIX
Builder: Maxi
Designer: Pelle Petterson
Year built: 1981
Stability index: 123.1

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.

6,43.9,3.885914,52,4.31,60,4.57,75,4.75,90,4.72,110,4.74,120,4.57,135,4.08,148.4,3.557478,150,3.5
8,42.1,4.528449,52,5.1,60,5.4,75,5.6,90,5.68,110,5.72,120,5.56,135,5.02,150,4.43,153.8,4.290849
10,42.4,5.132335,52,5.67,60,5.87,75,6.02,90,6.17,110,6.21,120,6.12,135,5.83,150,5.27,153.8,5.093293
12,40.6,5.465767,52,5.97,60,6.12,75,6.26,90,6.45,110,6.52,120,6.44,135,6.23,150,5.92,161.9,5.554879
14,39.6,5.632609,52,6.14,60,6.29,75,6.45,90,6.66,110,6.83,120,6.75,135,6.53,150,6.27,176.6,5.84028
16,39.3,5.685928,52,6.21,60,6.39,75,6.61,90,6.78,110,7.13,120,7.07,135,6.84,150,6.55,179,6.200944
20,39.9,5.735401,52,6.24,60,6.45,75,6.83,90,7.11,110,7.55,120,7.67,135,7.49,150,7.15,179,6.741027

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.31	4.57	4.75	4.72	4.74	4.57	4.08	3.5
8	5.1	5.4	5.6	5.68	5.72	5.56	5.02	4.43
10	5.67	5.87	6.02	6.17	6.21	6.12	5.83	5.27
12	5.97	6.12	6.26	6.45	6.52	6.44	6.23	5.92
14	6.14	6.29	6.45	6.66	6.83	6.75	6.53	6.27
16	6.21	6.39	6.61	6.78	7.13	7.07	6.84	6.55
20	6.24	6.45	6.83	7.11	7.55	7.67	7.49	7.15

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	2.8	148.4°	3.03
8	42.1°	3.36	153.8°	3.85
10	42.4°	3.79	153.8°	4.57
12	40.6°	4.15	161.9°	5.28
14	39.6°	4.34	176.6°	5.83
16	39.3°	4.4	179°	6.2
20	39.9°	4.4	179°	6.74

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