Leavitt Law

GPTKB entity

Statements (16)
Predicate Object
gptkbp:instanceOf astronomical law
gptkbp:alsoKnownAs gptkb:Period-Luminosity_Relation
gptkbp:appliesTo gptkb:Cepheid_variable_stars
gptkbp:basisFor gptkb:cosmic_distance_ladder
gptkbp:describes relationship between luminosity and pulsation period of Cepheid variable stars
gptkbp:discoveredIn 1908
gptkbp:enables determination of distances to galaxies
gptkbp:form linear relationship between log(period) and absolute magnitude
gptkbp:formedBy gptkb:Henrietta_Swan_Leavitt
https://www.w3.org/2000/01/rdf-schema#label Leavitt Law
gptkbp:influenced Edwin Hubble's discovery of the expanding universe
gptkbp:publishedIn gptkb:Annals_of_the_Astronomical_Observatory_of_Harvard_College
gptkbp:significance helped establish the scale of the universe
gptkbp:usedFor measuring cosmic distances
gptkbp:bfsParent gptkb:Henrietta_Swan_Leavitt
gptkbp:bfsLayer 5