Review of Telfa 26

Basic specs.

The Telfa 26 is a motorsailer designed by the maritime architect Gunnar Andersson.

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Interior

The boat is equipped with 4 berths, a galley and toilet facility.

Keel

DaggerBoard

The Telfa 26 is equipped with a daggerboard keel. A daggerboard is a lifting keel that can be lowered and raised, allowing the boat to enter shallow waters as well.

Engine

The boat is typically equipped with an inboard Volvo Penta MD21A diesel engine at 75 hp (55 kW). The speed is 14.0 knots.

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 Telfa 26 is about 165 kg/cm, alternatively 926 lbs/inch.
Meaning: if you load 165 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 926 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 Telfa 26 is 2.66.

Compared with other similar sailboats it is more spacy than 90% 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**
Usage	Length		Diameter
Jib sheet	8.1 m	(26.6 feet)	10 mm	(3/8 inch)
Genoa sheet	8.1 m	(26.6 feet)	10 mm	(3/8 inch)
Mainsheet	20.2 m	(66.4 feet)	10 mm	(3/8 inch)
Spinnaker sheet	17.8 m	(58.5 feet)	10 mm	(3/8 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.

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Finally

We are always looking for new photos. If you can contribute with photos for Telfa 26 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.