Property talk:P2254

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maximum operating altitude
ceiling or maximum density altitude at which an aircraft can operate

Description	ceiling or maximum density altitude specified for an aircraft to operate at
Represents	ceiling (Q1221006)
Has quality	maximum (Q10578722)
Data type	Quantity
Template parameter	"ceiling main" in en:template:Aircraft specifications
Domain	aircraft (Q11436) (note: this should be moved to the property statements)
Allowed values	quantity with units of distance (note: this should be moved to the property statements)
Allowed units	metre (Q11573) or foot (Q3710)
Example	Stout 2-AT Pullman (Q7620606) → 15,000 foot
Tracking: usage	Category:Pages using Wikidata property P2254 (Q104929844)
Lists	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 Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P2254 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 781 Main statement 780 99.9% of uses Qualifier 1 0.1% of uses

[create Create a translatable help page (preferably in English) for this property to be included here]

Units: “metre (Q11573), foot (Q3710)”: value unit must be one of listed. (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/P2254#Units

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2254#Scope, hourly updated report, SPARQL

No bounds: values can't have any bounds (e.g. 1 not 1±0) (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/P2254#No Bounds, SPARQL

This property is being used by: pt:Predefinição:Info/Aeronave/Testes, pt:Predefinição:Info/Aeronave/Wikidata ca:Plantilla:Infotaula aeronau he:תבנית:מטוס eu:Txantiloi:Aireontzi infotaula automatikoa Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)

Old statements which need fixing

There are some items which need updating to use this property. I've fixed some, but perhaps other people could help. See the items linked from Special:WhatLinksHere/Q1221006. - Nikki (talk) 17:26, 29 May 2016 (UTC)