Deep MOS Spectroscopy of NGC 1316 Globular Clusters

The giant elliptical galaxy NGC 1316 is the brightest galaxy in the Fornax cluster, and displays a number of morphological features that might be interpreted as an intermediate age merger remanent (∼3 Gyr). Based on the idea that globular clusters systems (GCS) constitute genuine tracers of the form...

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Main Authors: Leandro A. Sesto, Favio R. Faifer, Juan C. Forte, Analía V. Smith Castelli
Format: Article
Language:English
Published: MDPI AG 2017-08-01
Series:Galaxies
Subjects:
Online Access:https://www.mdpi.com/2075-4434/5/3/39
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author Leandro A. Sesto
Favio R. Faifer
Juan C. Forte
Analía V. Smith Castelli
author_facet Leandro A. Sesto
Favio R. Faifer
Juan C. Forte
Analía V. Smith Castelli
author_sort Leandro A. Sesto
collection DOAJ
description The giant elliptical galaxy NGC 1316 is the brightest galaxy in the Fornax cluster, and displays a number of morphological features that might be interpreted as an intermediate age merger remanent (∼3 Gyr). Based on the idea that globular clusters systems (GCS) constitute genuine tracers of the formation and evolution of their host galaxies, we conducted a spectroscopic study of approximately 40 globular clusters (GCs) candidates associated with this interesting galaxy. We determined ages, metallicities, and α -element abundances for each GC present in the sample, through the measurement of different Lick indices and their subsequent comparison with simple stellar populations models (SSPs).
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spelling doaj.art-041270709f444a4b8e033ecb107d11042022-12-21T18:42:08ZengMDPI AGGalaxies2075-44342017-08-01533910.3390/galaxies5030039galaxies5030039Deep MOS Spectroscopy of NGC 1316 Globular ClustersLeandro A. Sesto0Favio R. Faifer1Juan C. Forte2Analía V. Smith Castelli3Facultad de Ciencias Astronómicas y Geofísicas, Universidad Nacional de La Plata , Paseo del Bosque s/n, La Plata B1900FWA, ArgentinaFacultad de Ciencias Astronómicas y Geofísicas, Universidad Nacional de La Plata , Paseo del Bosque s/n, La Plata B1900FWA, ArgentinaThe National Scientific and Technical Research Council (CONICET), CABA C1425FQB, ArgentinaInstituto de Astrofísica de La Plata (IALP; CCT La Plata, CONICET-UNLP), Paseo del bosque s/n, La Plata B1900FWA, ArgentinaThe giant elliptical galaxy NGC 1316 is the brightest galaxy in the Fornax cluster, and displays a number of morphological features that might be interpreted as an intermediate age merger remanent (∼3 Gyr). Based on the idea that globular clusters systems (GCS) constitute genuine tracers of the formation and evolution of their host galaxies, we conducted a spectroscopic study of approximately 40 globular clusters (GCs) candidates associated with this interesting galaxy. We determined ages, metallicities, and α -element abundances for each GC present in the sample, through the measurement of different Lick indices and their subsequent comparison with simple stellar populations models (SSPs).https://www.mdpi.com/2075-4434/5/3/39elliptical galaxiesglobular clustersgalaxy haloes
spellingShingle Leandro A. Sesto
Favio R. Faifer
Juan C. Forte
Analía V. Smith Castelli
Deep MOS Spectroscopy of NGC 1316 Globular Clusters
Galaxies
elliptical galaxies
globular clusters
galaxy haloes
title Deep MOS Spectroscopy of NGC 1316 Globular Clusters
title_full Deep MOS Spectroscopy of NGC 1316 Globular Clusters
title_fullStr Deep MOS Spectroscopy of NGC 1316 Globular Clusters
title_full_unstemmed Deep MOS Spectroscopy of NGC 1316 Globular Clusters
title_short Deep MOS Spectroscopy of NGC 1316 Globular Clusters
title_sort deep mos spectroscopy of ngc 1316 globular clusters
topic elliptical galaxies
globular clusters
galaxy haloes
url https://www.mdpi.com/2075-4434/5/3/39
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AT analiavsmithcastelli deepmosspectroscopyofngc1316globularclusters