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Review of X49

Basic specs.

sail specifications
The X49 is a large sailboat. The X49 is built by the Danish yard X-Yachts A/S.

Here we would have liked to show you nice photos of the X49.
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Hull

The deck is a double deck which improves the indoor climate.


Interior

The boat is equipped with 3 cabins, 6 berths, a galley, 325.0 liter fresh water capacity and toilet facility.


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 8.9 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 X49 is about 408 kg/cm, alternatively 2287 lbs/inch.
Meaning: if you load 408 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2287 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 X49 is 3.23.

Slim Wide 76% 0 50 100
Compared with other similar sailboats it is more spacy than 76% of all other designs. It seems that the designer has chosen a significantly more spacy hull design.


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 14.5 m(47.6 feet)16 mm(5/8 inch)
Genoa sheet 14.5 m(47.6 feet)16 mm(5/8 inch)
Mainsheet 36.2 m(118.9 feet)16 mm(5/8 inch)
Spinnaker sheet31.9 m(104.7 feet)16 mm(5/8 inch)

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 X49 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
[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.