The clustering of galaxies as a function of their photometrically-estimated atomic gas content

Details The clustering of galaxies as a function of their photometrically-estimated atomic gas content The clustering of galaxies as a function of their photometrically-estimated atomic gas content

2012-02-13

arxiv.org/abs/1202.2857v1

Astronomy and Astrophysics

Astrophysics

Cosmology and Extragalactic Astrophysics

14 pages, 10 figures, submitted for publication in MNRAS

Scientific paper

We introduce a new photometric estimator of the HI mass fraction (M_HI/M_*) in local galaxies, which is a linear combination of four parameters: stellar mass, stellar surface mass density, NUV-r colour, and g-i colour gradient. It is calibrated using samples of nearby galaxies (0.025

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