YachtDatabase.com

Review of DeFever 56 Pilothouse


Basic specs.

sail specifications
The DeFever 56 Pilothouse is a large motorboat designed by the American maritime architect Arthur DeFever. The DeFever 56 Pilothouse is built by the Taiwanese yard POCTA.

Here we would have liked to show you nice photos of the DeFever 56 Pilothouse.
If you have a photo you would like to share: Upload Image

Looking for a new boat? Find a DeFever 56 Pilothouse or similar boat for sale

Interior

The boat is equipped with 1325.0 liter fresh water capacity, toilet facility and 227.0 liter waste water capacity.


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.

Theoretical Maximum Hull Speed

What is Theoretical Maximum Hull Speed?

The theoretical maximal speed of a displacement boat of this length is 9.4 knots. The term "Theoretical Maximum Hull Speed" is widely used even though a boat can sail faster. The term shall be interpreted as above the theoretical speed a great additional power is necessary for a small gain in speed.


Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for DeFever 56 Pilothouse is about 493 kg/cm, alternatively 2764 lbs/inch.
Meaning: if you load 493 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2764 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 DeFever 56 Pilothouse is 3.50.

Slim Wide 58% 0 50 100
Compared with other similar motor boats it is more spacy than 58% of all other designs. It seems that the designer has chosen a slightly 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 not categorized as a Powerboat.
Though, if you install a motor of 295 kW (395 hp), then the boat will become a powerboat, and you will need a Danish 'powerboat driving license'


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 DeFever 56 Pilothouse 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