Review of Balt Family 17
Basic specs.
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The boat is equipped with 4 berths.
Unknown keel type
The boat can sail close to the beach as the draft is just 0.22 - 0.32 meter (0.72 - 1.02 ft) dependent of 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.
What is Capsize Screening Formula (CSF)?
The capsize screening value for Balt Family 17 is 2.87, indicating that this boat would not be accepted to participate in ocean races.
What is Theoretical Maximum Hull Speed?
The theoretical maximal speed of a displacement boat of this length is 5.2 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.
The immersion rate is defined as the weight required to sink the boat a certain level.
The immersion rate for Balt Family 17 is about 70 kg/cm, alternatively 396 lbs/inch.
Meaning: if you load 70 kg cargo on the boat then it will sink 1 cm.
Alternatively, if you load 396 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.
What is Motion Comfort Ratio (MCR)?
The Motion Comfort Ratio for Balt Family 17 is 7.8.
What is L/B (Length Beam Ratio)?
The l/b ratio for Balt Family 17 is 2.20.
The ballast ratio for Balt Family 17 is 17%.
What is Displacement Length Ratio?
The DL-ratio for Balt Family 17 is 151 which categorizes this boat among 'light racers'.
Maintenance
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.
| Usage | Length | Diameter | ||
|---|---|---|---|---|
| Jib sheet | 5.0 m | (16.6 feet) | 8 mm | (5/16 inch) |
| Genoa sheet | 5.0 m | (16.6 feet) | 8 mm | (5/16 inch) |
| Mainsheet | 12.6 m | (41.4 feet) | 8 mm | (5/16 inch) |
| Spinnaker sheet | 11.1 m | (36.5 feet) | 8 mm | (5/16 inch) |
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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