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The properties of 939 star clusters in the Large and Small Magellanic Clouds were determined from ground-based CCD images in UBVR passbands. The areal coverage was extensive, corresponding to 11.0 sq-kpc in the LMC and 8.3 sq-kpc in the…

Astrophysics · Physics 2008-11-26 D. A. Hunter , B. G. Elmegreen , T. J. Dupuy , M. Mortonson

Aim: We aim to estimate the age and reddening parameters of already identified star clusters within the Small Magellanic Cloud (SMC) in a consistent way using available photometric data, classify them based on their mass and strength, and…

Astrophysics of Galaxies · Physics 2018-09-12 P. K. Nayak , A. Subramaniam , S. Choudhury , Ram Sagar

To enlarge our growing sample of well-studied star clusters in the Large Magellanic Cloud (LMC), we present CCD Washington CT1 photometry to T1 ~ 23 in the fields of twenty-three mostly unstudied clusters located in the inner disc and outer…

Astrophysics of Galaxies · Physics 2015-06-16 Tali Palma , Juan J. Clariá , Doug Geisler , Andrés E. Piatti , Andrea V. Ahumada

We present new age and mass estimates for 920 stellar clusters in the Large Magellanic Cloud (LMC) based on previously published broad-band photometry and the stellar cluster analysis package, MASSCLEANage. Expressed in the generic fitting…

Astrophysics of Galaxies · Physics 2015-06-04 Bogdan Popescu , M. M. Hanson , Bruce G. Elmegreen

We present for the first time Washington CT1 photometry for 11 unstudied or poorly studied candidate star clusters. The selected objects are of small angular size, contain a handful of stars, and are projected towards the innermost regions…

Astrophysics of Galaxies · Physics 2015-06-05 Andrés E. Piatti , Eduardo Bica

The main goal of this study is to compile a catalogue including the fundamental parameters of a complete sample of 277 star clusters (SCs) of the Large Magellanic Cloud (LMC) observed in the Washington photometric system, including 82…

Solar and Stellar Astrophysics · Physics 2016-01-27 Tali Palma , Luciana V. Gramajo , Juan J. Clariá , Marcelo Lares , Doug Geisler , Andrea V. Ahumada

We present in this study flux-calibrated integrated spectra in the range 3600-6800A for 18 concentrated SMC clusters. Cluster reddening values were estimated by interpolation between the extinction maps of Burstein & Heiles (1982, AJ, 87,…

Astrophysics · Physics 2009-11-11 A. E. Piatti , J. F. C. Santos , J. J. Claria , E. Bica , A. V. Ahumada , M. C. Parisi

We report results on star clusters located in the South-Eastern half of the Large Magellanic (LMC) bar from Washington $CT_1$ photometry. Using appropriate kernel density estimators we detected 73 star cluster candidates, three of which do…

Astrophysics of Galaxies · Physics 2017-10-04 Andrés E. Piatti

In this paper we discuss the age and spatial distribution of young (age$<$1Gyr) SMC and LMC clusters using data from the Magellanic Cloud Photometric Surveys. Luminosities are calculated for all age-dated clusters. Ages of 324 and 1193…

Astrophysics of Galaxies · Physics 2015-05-18 Katharina Glatt , Eva K. Grebel , Andreas Koch

We present deep Washington photometry of 45 poorly populated star cluster candidates in the Large Magellanic Cloud (LMC). We have performed a systematic study to estimate the parameters of the cluster candidates by matching theoretical…

Astrophysics of Galaxies · Physics 2015-06-23 Samyaday Choudhury , Annapurni Subramaniam , Andrés E. Piatti

A comparative analysis of Washington color-magnitude diagrams (CMDs) for 14 star clusters and respective surrounding fields in the Large Magellanic Cloud (LMC) outer disk is presented. Each CCD frame including field and respective cluster…

Astrophysics · Physics 2009-10-31 J. F. C. Santos , A. E. Piatti , J. J. Claria , E. Bica , D. Geisler , H. Dottori

We present age measurements for 195 star clusters in the Small Magellanic Cloud based on comparison of integrated colors measured from the Magellanic Clouds Photometric Survey with models of simple stellar populations. We find that the…

Astrophysics · Physics 2008-11-26 Marc Rafelski , Dennis Zaritsky

We present Washington system colour-magnitude diagrams (CMDs) for 17 practically unstudied star clusters located in the bar as well as in the inner disc and outer regions of the Large Magellanic Cloud (LMC). Cluster sizes were estimated…

Solar and Stellar Astrophysics · Physics 2015-06-24 Tali Palma , Juan J. Clariá , Doug Geisler , Luciana V. Gramajo , Andrea V. Ahumada

We analysed Washington $CMT_1$ photometry of star clusters located along the minor axis of the LMC, from the LMC optical centre up to $\sim$ 39 degrees outwards to the North-West. The data base was exploited in order to search for new star…

Astrophysics of Galaxies · Physics 2017-10-18 Andrés E. Piatti , Andrew A. Cole , Bryn Emptage

Context. We use Hubble Space Telescope photometry of six rich, compact star clusters in the Large Magellanic Cloud (LMC), with ages ranging from 0.01 to 1.0 Gyr, to derive the clusters' stellar mass functions (MFs) at their half-mass radii.…

Solar and Stellar Astrophysics · Physics 2015-05-13 Q. Liu , R. de Grijs , L. C. Deng , Y. Hu , S. F. Beaulieu

[ABRIDGED] The LMC star cluster system offers the unique opportunity to independently check the accuracy of age and mass determinations based on a number of complementary techniques, including isochrone analysis. Using our sophisticated…

Astrophysics · Physics 2009-11-13 Richard de Grijs , Peter Anders

We present CCD photometric and mass function study of 9 young Large Magellanic Cloud star clusters namely NGC 1767, NGC 1994, NGC 2002, NGC 2003, NGC 2006, SL 538, NGC 2011, NGC 2098 and NGC 2136. The BVRI data reaching down to V ~ 21 mag,…

Astrophysics · Physics 2009-11-13 B. Kumar , R. Sagar , J. Melnick

We present Washington system C,T_1 CMDs of 13 star clusters and their surrounding fields which lie in the outer parts of the LMC disk. Ages are determined by means of the magnitude difference between the giant branch clump and the turnoff,…

In this paper we discuss the cluster and field star formation in the central part of the Small Magellanic Cloud. The main goal is to study the correlation between young objects and their interstellar environment. The ages of about 164…

Astrophysics · Physics 2009-11-11 E. Chiosi , A. Vallenari , E. V. Held , L. Rizzi , A. Moretti

The Magellanic Clouds (MCs) present a rich system of stellar clusters that can be used to probe the dynamical and chemical evolution of these neighboring and interacting irregular galaxies. In particular, these stellar clusters (SCs)…

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