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Review of Daysailer 650


Basic specs.

sail specifications
The Daysailer 650 is a small sailboat designed by the maritime architect A. Comuzzi.

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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.

Stability and Safety

What is Capsize Screening Formula (CSF)?

The capsize screening value for Daysailer 650 is 2.28, indicating that this boat would not be accepted to participate in ocean races.


Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Daysailer 650 is about 84 kg/cm, alternatively 470 lbs/inch.
Meaning: if you load 84 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 470 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 Daysailer 650 is 3.37.

Wide Slim 96% 0 50 100
Compared with other similar sailboats it is slimmer than 96% of all other designs. It seems that the designer has chosen a significantly more speedy hull design. This type of design is also referred to as 'needle'.


Maintenance

Rig

If you need to renew parts of your running rig and is not quite sure of the dimensions, you may find the estimates computed below useful.



Guiding dimensions of running rig
UsageLengthDiameter
Jib sheet 6.5 m(21.3 feet)10 mm(3/8 inch)
Genoa sheet 6.5 m(21.3 feet)10 mm(3/8 inch)
Mainsheet 16.2 m(53.3 feet)10 mm(3/8 inch)
Spinnaker sheet14.3 m(46.9 feet)10 mm(3/8 inch)

Boat owner's ideas

This section shown boat owner's changes, improvements, etc. Here you might find inspiration for your boat.

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Finally

We are always looking for new photos. If you can contribute with photos for Daysailer 650 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