Review of Uniesse 42 Open

Basic specs.

The Uniesse 42 Open is a large motorboat designed by the maritime architect Fred Hudson Miami. The Uniesse 42 Open is built by the Italian yard Uniesse.

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Interior

The boat is equipped with 550.0 liter fresh water capacity.

Engine

The Uniesse 42 Open has been equipped with different engine alternatives.

Alternative 1:

The boat may be equipped with dual inboard Cummins diesel engines at 540 hp (402 kW). The speed is 35.0 knots.

Alternative 2:

Uniesse 42 Open may be equipped with dual engines at 900 hp (670 kW). Max speed is 38.0 knots..

The fuel tank has a capacity of 1500.0 liters (396 US gallons, 329 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.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Uniesse 42 Open is about 372 kg/cm, alternatively 2087 lbs/inch.
Meaning: if you load 372 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2087 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 Uniesse 42 Open is 3.31.

Compared with other similar motor boats it is more spacy than 50% of all other designs. It seems that the designer has chosen an average 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:

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.

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Finally

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

References

[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.