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dc.contributor.author
Minniti, Dante
dc.contributor.author
Geisler, Douglas
dc.contributor.author
Alonso-Garcia, Javier
dc.contributor.author
Palma, Tali
dc.contributor.author
Beamin, Juan Carlos
dc.contributor.author
Borissova, Jura
dc.contributor.author
Catelan, Marcio
dc.contributor.author
Claria Olmedo, Juan Jose
dc.contributor.author
Cohen, Roger E.
dc.contributor.author
Ramos, Rodrigo Contreras
dc.contributor.author
Dias, Bruno
dc.contributor.author
Fernández-Trincado, Jose G.
dc.contributor.author
Gómez, Matías Miguel
dc.contributor.author
Hempel, Maren
dc.contributor.author
Ivanov, Valentin D.
dc.contributor.author
Kurtev, Radostin
dc.contributor.author
Lucas, Phillip W.
dc.contributor.author
Moni-Bidin, Christian
dc.contributor.author
Pullen, Joyce
dc.contributor.author
Alegria, Sebastian Ramirez
dc.contributor.author
Saito, Roberto K.
dc.contributor.author
Valenti, Elena
dc.date.available
2019-04-17T14:49:52Z
dc.date.issued
2017-11
dc.identifier.citation
Minniti, Dante; Geisler, Douglas; Alonso-Garcia, Javier; Palma, Tali; Beamin, Juan Carlos; et al.; New VVV Survey Globular Cluster Candidates in the Milky Way Bulge; Institute of Physics Publishing; Astrophysical Journal Letters; 849; 2; 11-2017; 24-29
dc.identifier.issn
2041-8205
dc.identifier.uri
http://hdl.handle.net/11336/74560
dc.description.abstract
It is likely that a number of Galactic globular clusters remain to be discovered, especially toward the Galactic bulge. High stellar density combined with high and differential interstellar reddening are the two major problems for finding globular clusters located toward the bulge. We use the deep near-IR photometry of the VISTA Variables in the Via Láctea (VVV) Survey to search for globular clusters projected toward the Galactic bulge, and hereby report the discovery of 22 new candidate globular clusters. These objects, detected as high density regions in our maps of bulge red giants, are confirmed as globular cluster candidates by their color-magnitude diagrams. We provide their coordinates as well as their near-IR color-magnitude diagrams, from which some basic parameters are derived, such as reddenings and heliocentric distances. The color-magnitude diagrams reveal well defined red giant branches in all cases, often including a prominent red clump. The new globular cluster candidates exhibit a variety of extinctions (0.06 < A Ks < 2.77) and distances (5.3 < D < 9.5 kpc). We also classify the globular cluster candidates into 10 metal-poor and 12 metal-rich clusters, based on the comparison of their color-magnitude diagrams with those of known globular clusters also observed by the VVV Survey. Finally, we argue that the census for Galactic globular clusters still remains incomplete, and that many more candidate globular clusters (particularly the low luminosity ones) await to be found and studied in detail in the central regions of the Milky Way.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Institute of Physics Publishing
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Galaxy: Bulge
dc.subject
Galaxy: General
dc.subject
Globular Clusters: General
dc.subject.classification
Astronomía
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Ciencias Físicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
New VVV Survey Globular Cluster Candidates in the Milky Way Bulge
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-03-18T19:28:22Z
dc.identifier.eissn
2041-8213
dc.journal.volume
849
dc.journal.number
2
dc.journal.pagination
24-29
dc.journal.pais
Reino Unido
dc.journal.ciudad
Londres
dc.description.fil
Fil: Minniti, Dante. Universidad Andrés Bello; Chile. Vatican Observatory; Italia. Instituto Milenio de Astrofísica; Chile
dc.description.fil
Fil: Geisler, Douglas. Universidad de Concepción; Chile
dc.description.fil
Fil: Alonso-Garcia, Javier. Universidad de Antofagasta; Chile. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Palma, Tali. Universidad Nacional de Córdoba. Observatorio Astronómico de Córdoba. Departamento de Astrofísica Estelar; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba; Argentina
dc.description.fil
Fil: Beamin, Juan Carlos. Universidad Andrés Bello; Chile. Universidad de Valparaiso; Chile
dc.description.fil
Fil: Borissova, Jura. Universidad de Valparaiso; Chile. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Catelan, Marcio. Universidad de Concepción; Chile. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Claria Olmedo, Juan Jose. Observatorio Astronomico de la Universidad Nacional de Cordoba; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba; Argentina
dc.description.fil
Fil: Cohen, Roger E.. Space Telescope Science Institute; Estados Unidos
dc.description.fil
Fil: Ramos, Rodrigo Contreras. Universidad Católica de Chile; Chile. Pontificia Universidad Católica de Chile; Chile. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Dias, Bruno. European Southern Observatory Santiago; Chile
dc.description.fil
Fil: Fernández-Trincado, Jose G.. Universidad de Concepción; Chile. Université Bourgogne Franche-Comté; Francia
dc.description.fil
Fil: Gómez, Matías Miguel. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Hempel, Maren. Universidad Católica de Chile; Chile. Pontificia Universidad Católica de Chile; Chile
dc.description.fil
Fil: Ivanov, Valentin D.. European Southern Observatory; Chile
dc.description.fil
Fil: Kurtev, Radostin. Universidad Andrés Bello; Chile. Universidad de Valparaiso; Chile
dc.description.fil
Fil: Lucas, Phillip W.. University Of Hertfordshire; Reino Unido
dc.description.fil
Fil: Moni-Bidin, Christian. Universidad Catolica del Norte; Chile
dc.description.fil
Fil: Pullen, Joyce. Universidad Andrés Bello; Chile
dc.description.fil
Fil: Alegria, Sebastian Ramirez. Universidad Catolica del Norte; Chile
dc.description.fil
Fil: Saito, Roberto K.. Universidade Federal de Santa Catarina; Brasil
dc.description.fil
Fil: Valenti, Elena. European Southern Observatory; Alemania
dc.journal.title
Astrophysical Journal Letters
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.3847/2041-8213/aa95b8
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://iopscience.iop.org/article/10.3847/2041-8213/aa95b8/meta
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