ASPECT-ui documentation
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    • SOMs of spectra from the Sloan Digital Sky Survey (SDSS)
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SOMs of spectra from the Sloan Digital Sky Survey (SDSS)

SDSS Data Release 12

Galaxies and QSOs

  • 1.6 million spectra of galaxies and QSOs

QSOs clustered in redshift bins

  • 0.7 million QSO spectra binned in 360 redshift intervals

Stripe 82

  • 0.25 million spectra with median S/N > 3
  • 23 000 spectra of QSOs
  • 6 000 spectra of QSOs and galaxies with subclassifications AGN, BROADLINE, AGN_BROADLINE, QSO

Special selections of stars

  • sample 1
  • sample 2
  • sample 3

SDSS Data Release 7

  • about 1 million spectra of stars, galaxies, QSOs and unknowns
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