Review of Tom 11

Basic specs.

The Tom 11 is a small dinghy designed by the maritime architect Alan Warwick. The Tom 11 is built by the German yard BWC Bootswerft u. Charterbetrieb Illmensee GmbH.

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Hull

The hull is made of plywood.

Interior

Note: the boat has also been sold to be self-made/-interiored, which means that the quality of each boat may vary.

Keel

The boat can enter even shallow marinas as the draft is just about 0.70 - 0.80 meter (2.30 - 2.60 ft) dependent on the load. See immersion rate below.

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 Tom 11 is about 30 kg/cm, alternatively 173 lbs/inch.
Meaning: if you load 30 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 173 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 Tom 11 is 2.36.

Compared with other similar dinghies it is more spacy than 54% of all other designs. It seems that the designer has chosen a slightly more spacy hull design.

Maintenance

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 Tom 11 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.