The Broadband Optical Properties of Galaxies with Redshifts 0.02 < z < 0.22
New York University · Princeton University · +11 more institutions
Abstract
Using photometry and spectroscopy of 183,487 galaxies from the Sloan Digital Sky Survey, we present bivariate distributions of pairs of seven galaxy properties: four optical colors, surface brightness, radial profile shape as measured by the Sersic index, and absolute magnitude. In addition, we present the dependence of local galaxy density (smoothed on 8 h(-1) Mpc scales) on all of these properties. Several classic, well-known relations among galaxy properties are evident at extremely high signal-to-noise ratio: the color-color relations of galaxies, the color-magnitude relations, the magnitude-surface brightness relation, and the dependence of density on color and absolute magnitude. We show that most of the…
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Authors
21Topics & keywords
- Astrophysics
- Physics
- Absolute magnitude
- Surface brightness fluctuation
- Magnitude (astronomy)
- Photometry (optics)
- Galaxy
- Luminous infrared galaxy