J/70

{{Short description|Sailboat class}}

{{Use dmy dates|date=January 2022}}

{{Use American English|date=January 2022}}

{{Infobox sailboat specifications

|name = J/70

|insignia =

|insignia size =

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|line drawing =

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|image boat = File:J70 sailboat 3333.jpg

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|designer = Alan Johnstone

|location = United States

|year = 2012

|no built = more than 1324 (2018){{Cite web|url=https://yachtscoring.com/event_results_detail.cfm?Race_Number=11&eID=4512|title = 2018 J 70 World Championship on Yacht Scoring - A complete web based regatta administration and yacht scoring program}}

|design =

|class =

|brand =

|builder = J Boats

|role =

|boats =

|crew =

|trapeze =

|draft =

|air draft =

|displacement = {{convert|1790|lb|kg|abbr=on}}

|hulls =

|hull type =

|construction = Fiberglass

|loa = {{convert|22.74|ft|m|abbr=on}}

|loh =

|lwl = {{convert|20.47|ft|m|abbr=on}}

|beam = {{convert|7.38|ft|m|abbr=on}}

|hull draft = {{convert|4.92|ft|m|abbr=on}}

|hull weight =

|engine =

|appendages =

|keel type = fin keel

|ballast = {{convert|628|lb|kg|abbr=on}}

|rudder type = transom-hung

|rigs =

|rig type = Fractional rigged sloop

|I = {{convert|26.77|ft|m|abbr=on}}

|J = {{convert|7.68|ft|m|abbr=on}}

|P = {{convert|26.16|ft|m|abbr=on}}

|E = {{convert|9.44|ft|m|abbr=on}}

|mast length =

|rig other =

|sails =

|sailplan =

|sailarea main = {{convert|123.48|sqft|m2|abbr=on}}

|sailarea headsail = {{convert|102.80|sqft|m2|abbr=on}}

|lp =

|sailarea spin = {{convert|491|sqft|m2|abbr=on}}

|sailarea gen =

|sails other =

|sailarea upwind =

|sailarea downwind =

|sailarea total = {{convert|226.27|sqft|m2|abbr=on}}

|rating =

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|previous =

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}}

J/70 is a trailerable, {{convert|6.93|m|ft|adj=on}} American sailboat class designed by Alan Johnstone and first built in 2012.{{cite web|url = http://sailboatdata.com/viewrecord.asp?class_id=7523|title = J/70 sailboat specifications and details|access-date = 23 June 2017|last = Browning|first = Randy|work = sailboatdata.com|year = 2017|archive-date = 4 March 2016|archive-url = https://web.archive.org/web/20160304084912/http://sailboatdata.com/viewrecord.asp?class_id=7523|url-status = dead}}

==Production==

The boat is built for J Boats by three builders, CCF Composites in the United States, J/Composites in Europe and J/Boats Argentina in South America.{{cite web|url = http://www.jboats.com/contact-us/builders|title = List of J Boats builders|access-date = 26 November 2017}} At least 1451 had been constructed by 2019.{{cite web|url = https://yachtscoring.com/current_event_entries.cfm?eID=6149|title = Partial list of hull number built and operational in July 2019|access-date = 7 December 2018}}