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Related papers: The local stellar luminosity function and mass-to-…

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We estimate the stellar masses of disk galaxies with two independent methods: a photometrically self-consistent color$-$mass-to-light ratio relation (CMLR) from population synthesis models, and the Baryonic Tully-Fisher relation (BTFR)…

Astrophysics of Galaxies · Physics 2015-03-27 Stacy McGaugh , Jim Schombert

The total infrared (TIR) luminosity from galaxies can be used to examine both star formation and dust physics. We provide here new relations to estimate the TIR luminosity from various Spitzer bands, in particular from the 8 micron and 24…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 M. Boquien , G. Bendo , D. Calzetti , D. Dale , C. Engelbracht , R. Kennicutt , J. C. Lee , L. van Zee , J. Moustakas

We explore the near-infrared properties of galaxies within 27 galaxy clusters using data from the Two Micron All Sky Survey (2MASS). For a subsample of 13 clusters with available X-ray imaging data, we examine both the properties of the…

Astrophysics · Physics 2009-11-07 Yen-Ting Lin , Joseph J. Mohr , S. A. Stanford

This article summarizes the structural parameters of the Galactic bulge and disk, and discusses the interpretation of the bulge microlensing observations and the determination of the Milky Way's luminous mass from the terminal velocity…

Astrophysics · Physics 2007-05-23 Ortwin Gerhard

We present the optical and near-infrared luminosity and mass functions of the local star-forming galaxies in the Universidad Complutense de Madrid Survey. A bivariate method which explicitly deals with the Halpha selection of the survey is…

The 2dFGRS is used in conjunction with the 2MASSXSC to study the near-IR light and stellar mass content of the local Universe. Mock galaxy catalogues, constructed from cosmological N-body simulations and semi-analytical galaxy formation…

Astrophysics · Physics 2016-08-30 V. R. Eke , C. M. Baugh , S. Cole , C. S. Frenk , H. M. King , J. A. Peacock

This study presents a wide-field near-infrared (K-band) survey in two fields; SA 68 and Lynx 2. The survey covers an area of 0.6 deg.$^2$, complete to K=16.5. A total of 867 galaxies are detected in this survey of which 175 have available…

Astrophysics · Physics 2009-10-30 G. P. Szokoly , M. U. Subbarao , A. J. Connolly , B. Mobasher

We present the distribution of a statistical sample of nearby galaxies in the k-space (k1 ~ log M, k2 ~ log Ie, k3 ~ log M/L). Our study is based on near-IR (H-band: lambda = 1.65 micron) observations, for the first time comprising early-…

Astrophysics · Physics 2009-11-07 D. Pierini , G. Gavazzi , P. Franzetti , M. Scodeggio , A. Boselli

We combine Spitzer $3.6\mu$ observations of a sample of disk galaxies spanning over 10 magnitudes in luminosity with optical luminosities and colors to test population synthesis prescriptions for computing stellar mass. Many commonly…

Astrophysics of Galaxies · Physics 2015-03-27 Stacy McGaugh , Jim Schombert

We report on deep near-infrared (NIR) observations of submillimeter-selected galaxies (SMGs) with the Near Infrared Camera (NIRC) on the Keck I telescope. We have identified K-band candidate counterparts for 12 out of 15 sources in the…

Astrophysics · Physics 2009-11-10 D. T. Frayer , N. A. Reddy , L. Armus , A. W. Blain , N. Z. Scoville , Ian Smail

We have developed a Monte Carlo method to compute the luminosity function of galaxies, based on photometric redshifts, which takes into account the non-gaussianity of the probability functions, and the presence of degenerate solutions in…

Astrophysics · Physics 2009-11-07 Micol Bolzonella , Roser Pello' , Dario Maccagni

The first results of an observational programme aimed at mapping a sample of face--on spiral galaxies in the NIR are presented. This paper shows the surface photometry of the first ten galaxies in the sample. The data were taken in the…

Astrophysics · Physics 2008-11-26 N. Castro-Rodriguez , F. Garzon

The population of newly formed massive stars, while still embedded in their parent molecular clouds, is studied on the galactic disk scale. We analyse the luminosity function of IRAS point-like sources, with far-infrared (FIR) colours of…

Astrophysics · Physics 2008-11-26 S. Casassus , L. Bronfman , J. May , L. -A. Nyman

We present near-IR, deep (4 mag deeper than 2MASS) imaging of 56 Local Volume galaxies. Global parameters such as total magnitudes and stellar masses have been derived and the new near-IR data combined with existing 21cm and optical B-band…

Astrophysics · Physics 2015-05-13 Emma Kirby , Helmut Jerjen , Stuart Ryder , Simon Driver

We present deep H-band surface photometry and analysis of 40 Local Volume galaxies, a sample primarily composed of dwarf irregulars in the Cen A group, obtained using the IRIS2 detector at the 3.9m Anglo-Australian Telescope. We probe to a…

Astrophysics of Galaxies · Physics 2014-08-14 T. Young , H. Jerjen , Á. R. López-Sánchez , B. S. Koribalski

Stellar population synthesis models can now reproduce the photometry of old stellar systems (age $>$ 2 Gyr) in the near-infrared (NIR) bands at 3.4 and 4.6$\mu$m (WISE W1 $\&$ W2 or IRAC 1 $\&$ 2). In this paper we derive stellar…

Using the near infrared fluxes of local galaxies derived from COBE/DIRBE J(1.25 $\mu$m) K (2.2 $\mu$m) \& L (3.5 $\mu$m) band maps and published Cepheid distances, we construct Tully-Fisher (TF) diagrams for the nearby galaxies. The…

Astrophysics · Physics 2016-08-30 Sangeeta Malhotra , David N Spergel , James E Rhoads , Jing Li

(abridged) The present work is a first step to collect homogeneous abundances and near-infrared (NIR) luminosities for a sample of dwarf irregular (dIrr) galaxies, located in nearby groups. The use of NIR luminosities is intended to provide…

The color - stellar mass-to-light ratio relation (CMLR) is a widely accepted tool to estimate the stellar mass (M*) of a galaxy. However, an individual CMLR tends to give distinct M* for a same galaxy when it is applied in different bands.…

Astrophysics of Galaxies · Physics 2020-07-22 Wei Du , Stacy S. McGaugh

We present measurements of the luminosity and mass functions of low-mass stars constructed from a catalog of matched Sloan Digital Sky Survey (SDSS) and 2 Micron All Sky Survey (2MASS) detections. This photometric catalog contains more than…