Review of Westerly Corsair 36

Basic specs.

The Westerly Corsair 36 is a sailboat designed by the French maritime architect Edward George Dubois.

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Hull

The hull is made of fibreglass. Generally, a hull made of fibreglass requires only a minimum of maintenance during the sailing season.

Interior

The boat is equipped with 5 berths.

Keel

The boat can enter most marinas as the draft is just about 1.50 - 1.60 meter (4.92 - 5.22 ft) dependent on the load. See immersion rate below.

Engine

Westerly Corsair 36 is typically equipped with a diesel engine at 28.0 hp (20 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.

Stability and Safety

What is Capsize Screening Formula (CSF)?

The capsize screening value for Westerly Corsair 36 is 2.00, indicating that this boat could - if evaluated by this formula alone - 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 Westerly Corsair 36 is about 277 kg/cm, alternatively 1553 lbs/inch.
Meaning: if you load 277 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 1553 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 Westerly Corsair 36 is 2.85.

Compared with other similar sailboats it is more spacy than 86% of all other designs. It seems that the designer has chosen a significantly more spacy hull design.

SA/D (Sail Area Displacement ratio)

What is SA/D (Sail Area Displacement ratio)?

The SA/D for Westerly Corsair 36 with ISO 8666 reference sail is 16.6, with a 135% genua the SA/D is 19.8.

The SA/D ratio indicates that it is faster than 46% of all similar sailboat designs in light wind.

Maintenance

Rig

Dimensions of sail.

Are your sails worn out? You might find your next sail here: Sails for Sale

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
Mainsail halyard	32.4 m	(106.3 feet)	12 mm	(1/2 inch)
Jib/genoa halyard	32.4 m	(106.3 feet)	12 mm	(1/2 inch)
Spinnaker halyard	32.4 m	(106.3 feet)	12 mm	(1/2 inch)
Jib sheet	10.9 m	(35.7 feet)	14 mm	(0.55 inch)
Genoa sheet	10.9 m	(35.7 feet)	14 mm	(0.55 inch)
Mainsheet	27.2 m	(89.2 feet)	14 mm	(0.55 inch)
Spinnaker sheet	23.9 m	(78.5 feet)	14 mm	(0.55 inch)
Cunningham	4.3 m	(14.1 feet)	12 mm	(1/2 inch)
Kickingstrap	8.6 m	(28.2 feet)	12 mm	(1/2 inch)
Clew-outhaul	8.6 m	(28.2 feet)	12 mm	(1/2 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

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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.