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(P2285)
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English
periapsis date
time for perihelim/perigeum in each orbit for an astronomical object
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Data type
Point in time
Statements
instance of
Wikidata property with datatype 'time'
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Wikidata property for astronomical objects
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subject item of this property
periapsis
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Wikidata property example
Halley's Comet
periapsis date
5 February 1986
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/39#P2285
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Constraints
property constraint
type constraint
class
astronomical object type
planetary system
astronomical object
relation
instance of
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item requires statement constraint
property
parent astronomical body
exception to constraint
4 Vesta
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item requires statement constraint
property
orbital eccentricity
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item requires statement constraint
property
semi-major axis of an orbit
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item requires statement constraint
property
apoapsis
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property scope constraint
constraint status
mandatory constraint
property scope
as main value
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