Property talk:P2221

Documentation

• Start a query
• Current uses
• Statistics by class
• Units
• Scale of values
• List of qualifiers
• Count

flux
the observed flux in a particular wavelength band of an astronomical object

Description	the observed flux in a particular wavelength band of an astronomical object. It is direct correlated with magnitude and it is used especially in radio, far-infrared, X-ray, and gamma-ray astronomy
Represents	flux (Q6485344)
Data type	Quantity
Template parameter	en:Template:Infobox galaxy cluster flux, en:Template:Infobox supercluster flux
Domain	astronomical objects (note: this should be moved to the property statements)
Allowed values	positive numbers (note: this should be moved to the property statements)
Allowed units	erg per second square centimetre (Q28657331)
Example	<Abell 2218> flux (X-Ray)<(7.50 ± 9.1%)×10−12 erg s-1 cm-2> (note: this information should be moved to a property statement; use property Wikidata property example (P1855), Wikidata property example for properties (P2271), Wikidata property example for lexemes (P5192), Wikidata property example for forms (P5193) or Wikidata property example for senses (P5977))
Source	see en:apparent magnitude for the definition of flux and the correlation with apparent magnitude (note: this information should be moved to a property statement; use property source website for the property (P1896))
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) Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P2221 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 4 Main statement 4 100% of uses

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

Units: “erg per second square centimetre (Q28657331)”: 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/P2221#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/P2221#Scope, hourly updated report, SPARQL