|
gptkbp:instanceOf
|
astronomer
|
|
gptkbp:causedBy
|
gptkb:Doppler_effect
cosmic expansion
|
|
gptkbp:describes
|
increase in wavelength of electromagnetic radiation
|
|
gptkbp:explains
|
gptkb:Edwin_Hubble
|
|
gptkbp:firstObserved
|
gptkb:Vesto_Melvin_Slipher
|
|
gptkbp:form
|
z = (λ_observed - λ_emitted) / λ_emitted
|
|
gptkbp:hasUnit
|
z (dimensionless)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Redshift
|
|
gptkbp:importantFor
|
gptkb:Big_Bang_theory
|
|
gptkbp:measures
|
spectroscopy
recessional velocity of galaxies
distance to astronomical objects
|
|
gptkbp:observedBy
|
quasars
galaxies
supernovae
|
|
gptkbp:opposedBy
|
gptkb:blueshift
|
|
gptkbp:relatedTo
|
gptkb:astronomy
gptkb:cosmology
gptkb:general_relativity
gptkb:special_relativity
spectrometer
light from distant objects
|
|
gptkbp:symbol
|
z
|
|
gptkbp:type
|
gptkb:Doppler_redshift
gptkb:cosmological_redshift
gravitational redshift
|
|
gptkbp:usedIn
|
measuring Hubble constant
determining universe expansion rate
|
|
gptkbp:bfsParent
|
gptkb:Postman
gptkb:Amazon_CloudWatch
gptkb:us-east-1
gptkb:Informatica_Cloud
gptkb:Linux_apps
|
|
gptkbp:bfsLayer
|
5
|