YachtDatabase.com

Review of b1


Basic specs.

sail specifications
The b1 is a small motorboat. The b1 is built by the German yard Primaboot GmbH.

Here we would have liked to show you nice photos of the b1.
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Hull

The hull is made of plywood.


Engine

The boat may be equipped with an engine at 18 hp (13 kW)..


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 b1 is about 37 kg/cm, alternatively 208 lbs/inch.
Meaning: if you load 37 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 208 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 b1 is 2.34.

Slim Wide 66% 0 50 100
Compared with other similar motor boats it is more spacy than 66% 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 15 kW (21 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 b1 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