YachtDatabase.com

Review of Alena 46


Basic specs.

sail specifications
The Alena 46 is a large motorboat.

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Hull

The hull is made of fibreglass. Generally, a hull made of fibreglass requires only a minimum of maintenance during the sailing season.


Interior

The boat is equipped with 6 berths and 320.0 liter fresh water capacity.


Engine

The boat is typically equipped with dual inboard Volvo Penta IPS600 diesel engines at 435.0 hp (324 kW).

The fuel tank has a capacity of 1100.0 liters (290 US gallons, 241 imperial gallons).


Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

EU classification

Alena 46 holds one CE certification:

The boat is by European Union certified as Class B. OFFSHORE:
Designed for offshore voyages where conditions up to, and including, wind force 8 (Beaufort scale) and significant wave heights up to, and including, 4 m may be experienced.


Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Alena 46 is about 416 kg/cm, alternatively 2331 lbs/inch.
Meaning: if you load 416 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2331 lbs cargo on the boat it will sink 1 inch.


Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

L/B (Length Beam Ratio)

What is L/B (Length Beam Ratio)?

The l/b ratio for Alena 46 is 2.94.

Slim Wide 82% 0 50 100
Compared with other similar motor boats it is more spacy than 82% of all other designs. It seems that the designer has chosen a significantly more spacy hull design.


Curiosities

Powerboat?

In Denmark, you are required to have achieved a 'powerboat driving license' in order to sail a powerboat.
In this context a boat is considered a powerboat if:

Equation for Danish definition of a powerboat
Danish definition of a powerboat
According to this definition this boat is categorized as a Powerboat.


Maintenance

Boat owner's ideas

This section is reserved boat owner's modifications, improvements, etc. Here you might find (or contribute with) inspiration for your boat.

Do you have changes/improvements you would like to share? Upload a photo and describe what you have done.



Finally

We are always looking for new photos. If you can contribute with photos for Alena 46 it would be a great help.

If you have any comments to the review, improvement suggestions, or the like, feel free to contact us. Criticism helps us to improve.



References