Property talk:P426

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aircraft registration
identifier assigned to an individual aircraft by civil aircraft registry

Description	A plane's registration. Aircraft registration is a unique alphanumeric string that identifies a civil aircraft. In accordance with the Convention on International Civil Aviation all aircraft must be registered with a national aviation authority and they must carry proof of this registration in the form of a legal document called a Certificate of Registration at all times when in operation.
Represents	aircraft registration (Q838849)
Has quality	all caps (Q3960579)
Data type	String
Template parameter	"civil registration" in en:Template:Infobox aircraft career
Domain	According to this template: instances of aircraft (Q11436) or aviation incident (Q15733640) According to statements in the property: aircraft (Q11436) or occurrence (Q1190554) When possible, data should only be stored as statements
Allowed values	According to this template: ?? letters and digits, and dashes, in general According to statements in the property: [A-Z0-9- ]+ When possible, data should only be stored as statements
Example	Spirit of St. Louis (Q939784) → N-X-211 Clipper Victor (Q867995) → N736PA Concorde 002 (Q41173878) → G-BSST
Formatter URL	https://www.airport-data.com/aircraft/$1.html https://wikidata-externalid-url.toolforge.org/index.php?url=https:%2f%2fwww.caa.co.uk%2fapplication.aspx%3fcatid%3d60%26pagetype%3d65%26appid%3d1%26mode%3ddetailnosummary%26fullregmark%3d%251&exp=G-(.*)&id=$1 https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?NNumbertxt=$1
Tracking: usage	Category:Pages using Wikidata property P426 (Q26250083)
See also	Planespotters.net aircraft ID (P7180)
Lists	<search Commons for files with depicts-statement and this property as qualifier> Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P426 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,731 Main statement 1,236 71.4% of uses Qualifier 489 28.2% of uses Reference 6 0.3% of uses
Search for values

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Type “aircraft (Q11436), occurrence (Q1190554)”: item must contain property “instance of (P31)” with classes “aircraft (Q11436), occurrence (Q1190554)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P426#Type Q11436, Q1190554, SPARQL

Format “[A-Z0-9- ]+”: value must be formatted using this pattern (PCRE syntax). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P426#Format, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P426#Unique value, SPARQL (every item), SPARQL (by value)

Allowed entity types are Wikibase item (Q29934200), Wikibase MediaInfo (Q59712033): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P426#Entity types

This property is being used by: hy:Կաղապար:Տեղեկաքարտ Ավիավթար commons:Template:Wikidata Infobox/core, commons:Template:Individual aircraft/box cy:Nodyn:Wikidata Infobox es:Plantilla:Wikidata Infobox id:Templat:Wikidata infobox, id:Templat:Kotak info Wikidata/inti mw:Template:Wikidata Infobox/core mr:साचा:विकिडाटा माहितीचौकट/core, mr:साचा:विकिडेटा माहितीचौकट/core sa:फलकम्:Wikidata Infobox ur:سانچہ:خانہ معلومات ویکی ڈیٹا/کور, ur:سانچہ:Wikidata Infobox/core q:fr:Modèle:Wikidata Infobox/core de:Vorlage:Wikidata Infobox/core gu:ઢાંચો:Wikidata Infobox/core ta:வார்ப்புரு:Wikidata Infobox/core az:Şablon:Aviasiya qəzası hi:साँचा:Wikidata Infobox/core sv:Mall:Wikidata Infobox/core s:zh:Template:Wikidata Infobox/core ckb:داڕێژە:Wikidata Infobox/core pt:Predefinição:Wikidata Infobox/core it:Template:Infobox incidente aereo, it:Template:Incidente aereo ku:Şablon:Wikidata Infobox/core mnw:ထာမ်ပလိက်:Wikidata Infobox/core d:Template:Wikidata Infobox/core no:Mal:Wikidata Infobox/core s:ban:Mal:Wikidata Infobox/core ban:Mal:Wikidata Infobox/core lv:Veidne:Wikidata Infobox/core voy:shn:ထႅမ်းပလဵတ်ႉ:Wikidata Infobox s:hi:साँचा:Wikidata Infobox/core hu:Sablon:Légikatasztrófa infobox Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)

formatter URL

For aircraft registrations which can't be looked up on http://registry.faa.gov, http://www.airport-data.com/aircraft/$1.html is an alternative formatter URL. --Pasleim (talk) 17:27, 14 October 2016 (UTC)