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Related papers: Young stellar clusters and associations in M33

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This contribution addresses the question of whether the initial cluster mass function (ICMF) has a fundamental limit (or truncation) at high masses. The shape of the ICMF at high masses can be studied using the most massive young (<10 Myr)…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 N. Bastian , I. S. Konstantopoulos , G. Trancho , D. R. Weisz , S. S. Larsen , M. Fouesneau , C. B. Kaschinski , M. Gieles

We provide a new view on the Cygnus-X north complex by accessing for the first time the low mass content of young stellar populations in the region. CFHT/WIRCam camera was used to perform a deep near-IR survey of this complex, sampling…

Solar and Stellar Astrophysics · Physics 2016-03-16 F. F. S. Maia , E. Moraux , I. Joncour

Many recent works have attempted to constrain the stellar initial mass function (IMF) inside massive clusters by comparing their dynamical mass estimates to the measured light. These studies have come to different conclusions, with some…

Astrophysics · Physics 2009-11-11 N. Bastian , S. P. Goodwin

Deep, near-infrared JHK-maps were observed for 10 nearby, grand-design, spiral galaxies using HAWK-I/VLT to study the distribution of young stellar clusters in them and thereby determine whether strong spiral perturbations can influence…

Cosmology and Nongalactic Astrophysics · Physics 2012-06-04 P. Grosbol , H. Dottori

The newly installed Wide Field Camera 3 (WFC3) on the Hubble Space Telescope has been used to obtain multi-band images of the nearby spiral galaxy M83. These new observations are the deepest and highest resolution images ever taken of a…

Aims. We study the connection between spatially resolved star formation and young star clusters across the disc of M51. Methods. We combine star cluster data based on B, V, and I-band Hubble Space Telescope ACS imaging, together with new…

Astrophysics · Physics 2009-11-13 R. A. Scheepmaker , H. J. G. L. M. Lamers , P. Anders , S. S. Larsen

We present a combined HST and JWST 0.2 - to - 5 $\mu$m analysis of the spectral energy distributions (SEDs) of emerging young star clusters (eYSCs) in four nearby galaxies from the Feedback in Emerging extrAgalactic Star clusTers (FEAST)…

Accurately determining the star formation history in NGC 4038/4039 -- ``The Antennae'' is hampered by extinction. We therefore used near infrared images obtained with ISAAC at the VLT and with SOFI at the NTT to determine the recent star…

Astrophysics · Physics 2009-11-11 Sabine Mengel , Matthew D. Lehnert , Niranjan Thatte , Reinhard Genzel

Recent near- and mid-infrared surveys have brought evidence that the Milky Way continues to form massive clusters. We carry out a program to determine the basic physical properties of the new massive cluster candidate [DBS2003]179.…

Astrophysics · Physics 2009-11-13 J. Borissova , V. D. Ivanov , M. M. Hanson , L. Georgiev , D. Minniti , R. Kurtev , D. Geisler

We present a method for finding clusters of young stars in M31 using broadband WFPC2 data from the HST data archive. Applying our identification method to 13 WFPC2 fields, covering an area of ~60 arcmin^2, has revealed 79 new candidate…

Astrophysics · Physics 2009-11-06 Benjamin F. Williams , Paul W. Hodge

Currently clusters/associations of stars are mainly detected as surface density enhancements relative to the background field. While clusters form, their surface density increases. It likely decreases again at the end of the star formation…

Astrophysics of Galaxies · Physics 2015-06-23 Susanne Pfalzner , Kirsten Vincke , Mai Xiang

We present an analysis of Hubble Space Telescope (HST) data from WFC3/UVIS, WFC3/IR and ACS, investigating the young stellar cluster (YSC) population in the face-on spiral galaxy M83. Within the field of view of the IR pointings, we…

We have used multi-band imaging to investigate the nature of the extreme starburst environment in Haro 11 galaxy. The central starburst region has been observed in 8 HST wavebands and at 2.16 micron at the ESO-VLT. We constructed integrated…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 A. Adamo , G. Ostlin , E. Zackrisson , M. Hayes , R. Cumming , G. Micheva

We present broad-band (U, V, I,and H) and narrow-band(H-alpha+[N II] and Paschen-alpha) images of the circumnuclear starburst rings in two nearby spiral galaxies, NGC 1512 and NGC 5248, obtained with WFPC2 and NICMOS on HST. Combined with…

Astrophysics · Physics 2009-11-06 Dan Maoz , Aaron J. Barth , Luis C. Ho , Amiel Sternberg , Alexei V. Filippenko

We present new optical spectroscopy with FLAMES/VLT, near-IR imaging with HAWK-I/VLT, and 870 micron mapping with APEX/LABOCA of the Coronet cluster. The optical data allow to estimate spectral types, extinction and the presence of…

Solar and Stellar Astrophysics · Physics 2015-05-28 Aurora Sicilia-Aguilar , Thomas Henning , Jouni Kainulainen , Veronica Roccatagliata

We present new spectroscopic observations of the stellar cluster population of region B in the prototype starburst galaxy M82 obtained with the Gillett Gemini-North 8.1-metre telescope. By coupling the spectroscopy with UBVI photometry…

We present a multiwavelength study of a sample of far-infrared (FIR) sources detected on the Herschel broad--band maps of the nearby galaxy M33. We perform source photometry on the FIR maps as well as mid-infrared (MIR), H$\alpha$,…

Astrophysics of Galaxies · Physics 2015-06-19 G. Natale , K. Foyle , C. D. Wilson , N. Kuno

We present a comprehensive catalog of 700 confirmed star clusters in the field of M31 compiled from three major existing catalogs. We detect 418 and 257 star clusters in Galaxy Evolution Explorer (GALEX) near-ultraviolet (NUV) and…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Yongbeom Kang , Soo-Chang Rey , Luciana Bianchi , Kyungsook Lee , YoungKwang Kim , Sangmo Tony Sohn

The main aim of this paper is to study both the Interstellar Medium (ISM) and the young stellar population in the three star-forming regions, namely IRAS 05137+3919, 05168+3634, and 19110+1045. The study of the ISM includes determination of…

Astrophysics of Galaxies · Physics 2024-04-09 Naira Azatyan

The massive stellar content, the OB associations and the star clusters in an HST field in M101 = NGC 5457 are investigated. A clustering algorithm yields 79 putative associations. Their size distribution is similar to that found in the…

Astrophysics · Physics 2009-10-28 F. Bresolin , R. Kennicutt , P. Stetson
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