SIMBAD references

2009MNRAS.393..653C - Mon. Not. R. Astron. Soc., 393, 653-662 (2009/February-3)

The local far-infrared galaxy colour-luminosity distribution: a reference for BLAST and Herschel/SPIRE submillimetre surveys.

CHAPIN E.L., HUGHES D.H. and ARETXAGA I.

Abstract (from CDS):

We measure the local galaxy far-infrared (FIR) 60 to 100µm colour-luminosity distribution using an all-sky IRAS survey. This distribution is an important reference for the next generation of FIR-submillimetre surveys that have and will conduct deep extragalactic surveys at 250-500µm. With the peak in dust-obscured star-forming activity leading to present-day giant ellipticals now believed to occur in submillimetre galaxies near z ∼ 2.5, these new FIR-submillimetre surveys will directly sample the spectral energy distributions of these distant objects at rest-frame FIR wavelengths similar to those at which local galaxies were observed by IRAS. We have taken care to correct for the temperature bias and the evolution effects in our IRAS 60-µm-selected sample. We verify that our colour-luminosity distribution is consistent with the measurements of the local FIR luminosity function, before applying it to the higher redshift Universe. We compare our colour-luminosity correlation with recent dust-temperature measurements of submillimetre galaxies and find evidence for pure luminosity evolution of the form (1 + z)3. This distribution will be useful for the development of evolutionary models for Balloon-borne Large Aperture Submillimeter Telescope (BLAST) and Spectral and Photometric Imaging Receiver (SPIRE) surveys as it provides a statistical distribution of the rest-frame dust temperatures for galaxies as a function of luminosity.

Abstract Copyright: © 2009 The Authors. Journal compilation © 2009 RAS

Journal keyword(s): galaxies: evolution - galaxies: high-redshift - galaxies: luminosity function, mass function - infrared: galaxies - submillimetre

Simbad objects: 4

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