ALBATROS — ORC Rating

GPH

891.2

OSN

860.2

LOA

8.48 m

Displacement

3112 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.4879

Medium

0.6836

High

0.8064

Triple Offshore

Low

0.6359

Medium

0.8655

High

0.9979

Boat Specifications

Dimensions

Length overall: 8.48 m
Beam: 2.73 m
Draft: 1.05 m
Displacement: 3112 kg
Crew weight: 240 kg
Wetted surface: 16.37 m²

Sails

Mainsail: 16.33 m²
Genoa: 19.13 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: CORINTHIAN 28
Builder: DROMOR
Designer: Martzoucos
Year built: 1972

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.

6,49,3.368599,52,3.56,60,3.91,75,4.14,90,4.12,110,3.87,120,3.63,135,3.2,150,2.77,171.6,2.496785
8,47.6,3.974478,52,4.27,60,4.6,75,4.89,90,4.91,110,4.69,120,4.47,135,4.06,150,3.61,172.5,3.28813
10,47.1,4.407093,52,4.76,60,5.16,75,5.53,90,5.59,110,5.44,120,5.2,135,4.74,150,4.32,174.2,3.980377
12,47.9,4.84766,52,5.19,60,5.61,75,5.91,90,5.98,110,5.93,120,5.79,135,5.4,150,4.93,175,4.587457
14,49.1,5.238714,52,5.5,60,5.87,75,6.13,90,6.26,110,6.22,120,6.13,135,5.87,150,5.52,175,5.169672
16,49,5.334886,52,5.6,60,5.98,75,6.29,90,6.48,110,6.45,120,6.37,135,6.17,150,5.93,176.8,5.678855
20,50.4,5.318281,52,5.48,60,5.98,75,6.42,90,6.74,110,6.91,120,6.83,135,6.62,150,6.41,178.3,6.272761

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.56	3.91	4.14	4.12	3.87	3.63	3.2	2.77
8	4.27	4.6	4.89	4.91	4.69	4.47	4.06	3.61
10	4.76	5.16	5.53	5.59	5.44	5.2	4.74	4.32
12	5.19	5.61	5.91	5.98	5.93	5.79	5.4	4.93
14	5.5	5.87	6.13	6.26	6.22	6.13	5.87	5.52
16	5.6	5.98	6.29	6.48	6.45	6.37	6.17	5.93
20	5.48	5.98	6.42	6.74	6.91	6.83	6.62	6.41

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	49°	2.21	171.6°	2.47
8	47.6°	2.68	172.5°	3.26
10	47.1°	3	174.2°	3.96
12	47.9°	3.25	175°	4.57
14	49.1°	3.43	175°	5.15
16	49°	3.5	176.8°	5.67
20	50.4°	3.39	178.3°	6.27

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