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Related papers: A Survey of Compact Star Clusters in the South-Wes…

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The King and the EFF (Elson, Fall & Freeman 1987) analytical models are employed to determine the structural parameters of star clusters using an 1-D surface brightness profile fitting method. The structural parameters are derived and a…

Astrophysics · Physics 2008-11-26 I. Sableviciute , V. Vansevicius , K. Kodaira , D. Narbutis , R. Stonkute , A. Bridzius

In this paper, we present surface brightness profiles for 79 globular clusters in M31, using images observed with {\it Hubble Space Telescope}, some of which are from new observations. The structural and dynamical parameters are derived…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-15 Song Wang , Jun Ma

We analyze the structural parameters of the largest-available sample of spatially resolved extragalactic globular clusters. The images of M31 GCs were found in a search of HST archival data, described in a companion paper. We measure the…

Astrophysics · Physics 2007-05-23 P. Barmby , S. Holland , J. P. Huchra

Surface brightness profiles for 23 M31 star clusters were measured using images from the Wide Field Planetary Camera 2 on the Hubble Space Telescope, and fit to two types of models to determine the clusters' structural properties. The…

Astrophysics of Galaxies · Physics 2011-01-07 P. Barmby , S. Perina , M. Bellazzini , J. G. Cohen , P. W. Hodge , J. P. Huchra , M. Kissler-Patig , T. H. Puzia , J. Strader

The structures of globular clusters (GCs) reflect their dynamical states and past histories. High-resolution imaging allows the exploration of morphologies of clusters in other galaxies. Surface brightness profiles from new Hubble Space…

Astrophysics · Physics 2009-06-23 P. Barmby , D. E. McLaughlin , W. E. Harris , G. L. H. Harris , D. A. Forbes

We present structural parameters for 204 stellar clusters in the Small Magellanic Cloud derived from fitting King and Elson, Fall, & Freeman model profiles to the V-band surface brightness profiles as measured from the Magellanic Clouds…

Astrophysics · Physics 2016-08-30 Andrew Hill , Dennis Zaritsky

In this paper, we present the properties of 10 halo globular clusters with luminosities $L\simeq 5-7\times 10^5{L_\odot}$ in the Local Group galaxy M33 using the images of {\it Hubble Space Telescope} Wide Field Planetary Camera 2 in the…

Astrophysics of Galaxies · Physics 2015-06-24 Jun Ma

We present the results of UBVRI broad-band aperture CCD photometry of 51 compact star clusters located in the South-West part of the M31 disk. The mean rms errors of all measured star cluster colors are less than 0.02 mag. In color vs.…

Astrophysics · Physics 2007-05-23 D. Narbutis , V. Vansevicius , K. Kodaira , I. Sableviciute , R. Stonkute , A. Bridzius

We present the morphological properties of 161 star clusters in M33 using the Advanced Camera For Surveys Wide Field Channel onboard the Hubble Space Telescope using observations with the F606W and F814W filters. We obtain, for the first…

Astrophysics of Galaxies · Physics 2015-06-05 Izaskun San Roman , Ata Sarajedini , Jon A. Holtzman , Donald R. Garnett

We have carried out a survey of compact star clusters (apparent size <3 arcsec) in the southwest part of the M31 galaxy, based on the high-resolution Suprime-Cam images (17.5 arcmin x 28.5 arcmin), covering ~15% of the deprojected galaxy…

Astrophysics of Galaxies · Physics 2009-11-18 V. Vansevicius , K. Kodaira , D. Narbutis , R. Stonkute , A. Bridzius , V. Deveikis , D. Semionov

We present and analyze the radial luminosity profiles of a sample of 1066 stellar clusters in the Large Magellanic Cloud. By design, this study closely follows the compilation by Hill & Zaritsky of the structural parameters of stellar…

Astrophysics of Galaxies · Physics 2015-05-28 Felicia Werchan , Dennis Zaritsky

In this paper, we present internal surface brightness profiles, using images in the F606W and F814W filter bands observed with the Advanced Camera for Surveys on the {\it Hubble Space Telescope}, for ten globular clusters (GCs) in the outer…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 Song Wang , Jun Ma

We analyze post-refurbishment Hubble Space Telescope images of four globular clusters in M31. The ability to resolve stars to below the horizontal branch permits us to use star counts to extend the surface brightness profiles determined…

We present an updated catalog of 1300 objects in the field of M31, including 670 likely star clusters of various types. Archival images were inspected to confirm cluster classifications where possible, but most of the classifications were…

[Abridged]: We present a database of structural and dynamical properties for 153 spatially resolved star clusters (50 "young massive clusters" and 103 old globulars) in the Milky Way, the Large and Small Magellanic Clouds, and the Fornax…

Astrophysics · Physics 2010-04-06 Dean E. McLaughlin , Roeland P. van der Marel

Globular clusters at the distance of M31 have apparent angular sizes of a few arcseconds. While many M31 GCs have been detected and studied from ground-based images, the high spatial resolution of HST allows much more robust detection and…

Astrophysics · Physics 2007-05-23 P. Barmby , J. P. Huchra

Stochasticity of bright stars introduces uncertainty and bias into derived structural parameters of star clusters. We have simulated a grid of cluster $V$-band images, observed with Subaru Suprime-Cam with age, mass, and size representing a…

Astrophysics of Galaxies · Physics 2018-03-14 D. Narbutis , R. Stonkutė , P. de Meulenaer , T. Mineikis , V. Vansevičius

We present a structural analysis of halo star clusters in M31 based on deep Hubble Space Telescope (HST) Advanced Camera for Surveys (ACS) imaging. The clusters in our sample span a range in galactocentric projected distance from 13 to 100…

Aims. To produce an homogeneous catalog of astrophysical parameters of 239 resolved star clusters located in the Small and Large Magellanic Clouds, observed in the Washington photometric system. Methods. The cluster sample was processed…

Astrophysics of Galaxies · Physics 2017-06-21 Gabriel I. Perren , Andrés E. Piatti , Rubén A. Vázquez

A survey of 49 HST WFPC2 pointings in M31 has resulted in a photometric catalog of 344 disk clusters ("open clusters"). We have analyzed the color-magnitude diagram, the luminosity function, the size distribution and the age distribution of…

Astrophysics · Physics 2009-11-13 O. K. Krienke , P. W. Hodge
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