Assertion: quasar's redshift | /r/HasProperty | measured
Facets:
value: from the strong spectral lines
type: OTHER
Source sentences:
text: Quasar redshifts are measured from the strong spectral lines that dominate their visible and ultraviolet emission spectra.
text: When the redshift of various absorption and emission lines from a single astronomical object is measured, z is found to be remarkably constant.
text: Quasar redshifts are measured from the strong spectral lines that dominate their optical and ultraviolet spectra.
text: Quasar redshifts are measured from the strong spectral lines that dominate their optical and ultraviolet spectra.