Albatros — ORC Rating

GPH

880.5

OSN

850.7

LOA

7.618 m

Displacement

2900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.4439

Medium

0.6181

High

0.7568

Triple Offshore

Low

0.5754

Medium

0.7753

High

0.906

Boat Specifications

Dimensions

Length overall: 7.618 m
Beam: 2.57 m
Draft: 1.37 m
Displacement: 2900 kg
Crew weight: 320 kg
Wetted surface: 17.44 m²

Sails

Mainsail: 15.88 m²
Genoa: 11.19 m²
Spinnaker: 34.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: Amigo 27
Builder: Arne Arksunds
Designer: Carl Andersson
Year built: 1971
Stability index: 118.7

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.

6,45,3.040559,52,3.34,60,3.55,75,3.77,90,4.08,110,4.14,120,4.01,135,3.58,149.6,3.141979,150,3.13
8,43.6,3.645543,52,4.03,60,4.24,75,4.57,90,4.96,110,5.02,120,4.88,135,4.42,150,3.97,154.1,3.835218
10,43.2,4.101685,52,4.55,60,4.8,75,5.21,90,5.56,110,5.59,120,5.51,135,5.19,150,4.69,157.4,4.430194
12,42.9,4.463902,52,4.99,60,5.23,75,5.58,90,5.87,110,5.9,120,5.83,135,5.64,150,5.32,162.2,4.946807
14,43,4.854012,52,5.33,60,5.52,75,5.73,90,6.07,110,6.17,120,6.08,135,5.92,150,5.7,175.4,5.276998
16,41.8,5.070586,52,5.55,60,5.7,75,5.84,90,6.17,110,6.43,120,6.35,135,6.17,150,5.95,179,5.640859
20,41.5,5.247306,52,5.71,60,5.9,75,6.13,90,6.32,110,6.8,120,6.85,135,6.69,150,6.43,179,6.110931

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.34	3.55	3.77	4.08	4.14	4.01	3.58	3.13
8	4.03	4.24	4.57	4.96	5.02	4.88	4.42	3.97
10	4.55	4.8	5.21	5.56	5.59	5.51	5.19	4.69
12	4.99	5.23	5.58	5.87	5.9	5.83	5.64	5.32
14	5.33	5.52	5.73	6.07	6.17	6.08	5.92	5.7
16	5.55	5.7	5.84	6.17	6.43	6.35	6.17	5.95
20	5.71	5.9	6.13	6.32	6.8	6.85	6.69	6.43

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.15	149.6°	2.71
8	43.6°	2.64	154.1°	3.45
10	43.2°	2.99	157.4°	4.09
12	42.9°	3.27	162.2°	4.71
14	43°	3.55	175.4°	5.26
16	41.8°	3.78	179°	5.64
20	41.5°	3.93	179°	6.11

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