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Evolution of dwarf galaxies in the Centaurus A group

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Evolution of dwarf galaxies in the Centaurus A group. / Crnojevic, D.; Grebel, E. K.; Koch, Andreas.
In: Astronomical Notes / Astronomische Nachrichten, Vol. 330, No. 9-10, 04.11.2009, p. 1001-1003.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Crnojevic, D, Grebel, EK & Koch, A 2009, 'Evolution of dwarf galaxies in the Centaurus A group', Astronomical Notes / Astronomische Nachrichten, vol. 330, no. 9-10, pp. 1001-1003. https://doi.org/10.1002/asna.200911280

APA

Crnojevic, D., Grebel, E. K., & Koch, A. (2009). Evolution of dwarf galaxies in the Centaurus A group. Astronomical Notes / Astronomische Nachrichten, 330(9-10), 1001-1003. https://doi.org/10.1002/asna.200911280

Vancouver

Crnojevic D, Grebel EK, Koch A. Evolution of dwarf galaxies in the Centaurus A group. Astronomical Notes / Astronomische Nachrichten. 2009 Nov 4;330(9-10):1001-1003. doi: 10.1002/asna.200911280

Author

Crnojevic, D. ; Grebel, E. K. ; Koch, Andreas. / Evolution of dwarf galaxies in the Centaurus A group. In: Astronomical Notes / Astronomische Nachrichten. 2009 ; Vol. 330, No. 9-10. pp. 1001-1003.

Bibtex

@article{f4648727f2284ce0bee839cfa55a6c70,
title = "Evolution of dwarf galaxies in the Centaurus A group",
abstract = "The study of (dwarf) galaxies in nearby groups is one among the most powerful tools that can be used to investigate galaxy evolution, chemical enrichment and environmental effects on these objects. The Centaurus A group (at a distance of ∼4 Mpc) is dynamically evolved and contains about 30 dwarf companions of different morphologies and stellar contents. Here we present the first results for the dwarf spheroidal galaxy population in this group. We use archival HST/ACS data to study their resolved stellar content. The resulting metallicity distribution functions reveal metal-poor populations and wide metallicity spreads for each galaxy. We find no clear trend of the derived physical properties as a function of galaxy position in the group. Finally, we compare our results to the dwarf population of the Local Group, and find no outstanding differences.",
author = "D. Crnojevic and Grebel, {E. K.} and Andreas Koch",
year = "2009",
month = nov,
day = "4",
doi = "10.1002/asna.200911280",
language = "English",
volume = "330",
pages = "1001--1003",
journal = "Astronomical Notes / Astronomische Nachrichten",
issn = "0004-6337",
publisher = "Wiley",
number = "9-10",

}

RIS

TY - JOUR

T1 - Evolution of dwarf galaxies in the Centaurus A group

AU - Crnojevic, D.

AU - Grebel, E. K.

AU - Koch, Andreas

PY - 2009/11/4

Y1 - 2009/11/4

N2 - The study of (dwarf) galaxies in nearby groups is one among the most powerful tools that can be used to investigate galaxy evolution, chemical enrichment and environmental effects on these objects. The Centaurus A group (at a distance of ∼4 Mpc) is dynamically evolved and contains about 30 dwarf companions of different morphologies and stellar contents. Here we present the first results for the dwarf spheroidal galaxy population in this group. We use archival HST/ACS data to study their resolved stellar content. The resulting metallicity distribution functions reveal metal-poor populations and wide metallicity spreads for each galaxy. We find no clear trend of the derived physical properties as a function of galaxy position in the group. Finally, we compare our results to the dwarf population of the Local Group, and find no outstanding differences.

AB - The study of (dwarf) galaxies in nearby groups is one among the most powerful tools that can be used to investigate galaxy evolution, chemical enrichment and environmental effects on these objects. The Centaurus A group (at a distance of ∼4 Mpc) is dynamically evolved and contains about 30 dwarf companions of different morphologies and stellar contents. Here we present the first results for the dwarf spheroidal galaxy population in this group. We use archival HST/ACS data to study their resolved stellar content. The resulting metallicity distribution functions reveal metal-poor populations and wide metallicity spreads for each galaxy. We find no clear trend of the derived physical properties as a function of galaxy position in the group. Finally, we compare our results to the dwarf population of the Local Group, and find no outstanding differences.

U2 - 10.1002/asna.200911280

DO - 10.1002/asna.200911280

M3 - Journal article

VL - 330

SP - 1001

EP - 1003

JO - Astronomical Notes / Astronomische Nachrichten

JF - Astronomical Notes / Astronomische Nachrichten

SN - 0004-6337

IS - 9-10

ER -