Review of Oyster 37

Basic specs.

The Oyster 37 is a sailboat designed by the maritime architect bureau Holman & Pye. The Oyster 37 is built by the British yard Oyster Marine Ltd..

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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.

Rig

Rig of Oyster 37 anno 1982.

Keel

Keel of Oyster 37 anno 1982.

The boat can only enter major marinas as the draft is about 1.99 - 2.09 meter (6.53 - 6.83 ft) dependent on the load. See immersion rate below.

Engine

The boat is typically equipped with an inboard Volvo Penta diesel engine.

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 Oyster 37 is 1.89, 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 Oyster 37 is about 280 kg/cm, alternatively 1568 lbs/inch.
Meaning: if you load 280 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 1568 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 Oyster 37 is 3.04.

Compared with other similar sailboats it is more spacy than 73% of all other designs. It seems that the designer has chosen a slightly more spacy hull design.

Ballast Ratio

What is a Ballast Ratio?

The ballast ratio for Oyster 37 is 41%.

This ballast ratio shows a righting moment that is higher than 58% of all similar sailboat designs. A righting moment (ability to resist heeling) just above average.

RSP (Relative Speed Performance)

What is Relative Speed Performance?

The Relative Speed Performance for Oyster 37 is 42

The relative speed performance is 42 which means that a it is faster than 42% of all similar sailboat designs.

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	11.3 m	(37.0 feet)	14 mm	(0.55 inch)
Genoa sheet	11.3 m	(37.0 feet)	14 mm	(0.55 inch)
Mainsheet	28.2 m	(92.4 feet)	14 mm	(0.55 inch)
Spinnaker sheet	24.8 m	(81.3 feet)	14 mm	(0.55 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 Oyster 37 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.