5 Metre
{{Infobox sailboat specifications
|name =
|image = Hz 1921.JPG
|imagesize =
|alt =
|caption = Two 5 Metres in 1940: the left yacht is Hazard designed by Knud Reimers and the right one is Maribell by Tore Holm.
|class_symbol =
|class_image = 5 Metre insigna.svg
|class_imagealt =
|class_imagesize =
|crew = 3
|type = Monohull
|design = Development class
|construction =
|rig = Bermuda rig
|keel = Fixed
|trapeze =
|loa = About: {{convert|8.5|m|abbr=on}}
|loh =
|lwl =
|beam =
|draft = Maximum: {{convert|1.1|m|abbr=on}}
|hull = Minimum: {{convert|1500|kg|abbr=on}}
|mastheight =
|mainsailandjib =
|sailarea =
|mainsail =
|jib =
|spinnaker =
|d-pn =
|rya-pn =
|phrf =
|year = 1929 (rule design)
|designer =
|location =
|builder =
|role =
|updated =
|olympic =
}}
5 Metre is a development sailing class of French origin.{{citation |last=Gelin |first=Curt |title=500 segelbåtar i test: bakgrund, egenskaper, omdömen |year=2005 |publisher=Nautiska förlaget |location=Stockholm |language=sv |isbn=91-89564-19-7 |page=194 }}
History
The 5 Metre rule was created in France in 1929 and not a according of the International rule in contrast to other Metre yachts.{{citation |last=Gelin |first=Curt |title=500 segelbåtar i test: bakgrund, egenskaper, omdömen |year=2005 |publisher=Nautiska förlaget |location=Stockholm |language=sv |isbn=91-89564-19-7 |page=194 }}
= The formula =
The measurement formula is given in the [https://www.5metre.fi/the-five 2021 International Five Metre Rating Rules]:
:
5.000 \mbox{ metres} = \frac{L + \sqrt[2]{S} - F - \frac{B} {2}} {2}
where
- = length for rating (as defined by rule 3.4)
- = measured sail area
- = freeboard in metres (as defined by rule 3.5)
- = width in metres (as defined by rule 3.6)
See also
References
{{Reflist}}
External links
- [https://www.5metre.fi/the-five The Five – sporty open racer for a group of three]