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Galaxies: star clusters

Globular cluster systems in nearby dwarf galaxies   II  Nuclear star clusters and their relation to massive Galactic globular clusters

Globular cluster systems in nearby dwarf galaxies II Nuclear star clusters and their relation to massive Galactic globular clusters

... many galaxies, irrespectively of their mor- phological type, contain star clusters at their nuclear ...spiral galaxies (Sa- Sc) with little or no bulge has been observed to be ∼ 50 per cent ...

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Globular cluster systems in nearby dwarf galaxies   III  Formation efficiencies of old globular clusters

Globular cluster systems in nearby dwarf galaxies III Formation efficiencies of old globular clusters

... where galaxies have shallower potential wells ...suppressing star formation. In the view of the Dekel & Birnboim models, star forma- tion in massive and dense molecular clouds is effectively ...

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Population Parameters of Intermediate age Star Clusters in the Large Magellanic Cloud  II  New Insights from Extended Main sequence Turnoffs in Seven Star Clusters

Population Parameters of Intermediate age Star Clusters in the Large Magellanic Cloud II New Insights from Extended Main sequence Turnoffs in Seven Star Clusters

... from galaxies at high redshift ...Furthermore, star clusters in this age range are critical for testing predictions of the dynamical evolution of star clusters ...these clusters ...

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A Study of Two Dwarf Irregular Galaxies with Asymmetrical Star Formation Distributions

A Study of Two Dwarf Irregular Galaxies with Asymmetrical Star Formation Distributions

... compact star clusters in the LEGUS sample of galaxies ( Adamo et ...the star clusters in each half of the galaxy. The clusters are compact and centrally concentrated sources ( ...

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VLT Spectroscopy of Globular Clusters in Low Surface Brightness Dwarf Galaxies

VLT Spectroscopy of Globular Clusters in Low Surface Brightness Dwarf Galaxies

... Fe] clusters drops to 15%, which is about ...spiral galaxies are likely to have experienced different dynamical evolution ...histories. Star clusters of similar lu- minosity (mass) we observe ...

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Old Globular Clusters in Magellanic Type Dwarf Irregular Galaxies

Old Globular Clusters in Magellanic Type Dwarf Irregular Galaxies

... ral galaxies in various environments have shown that they con- tain exceedingly rich populations of old GCs ...massive star clusters in merging, starburst, and irregular galaxies ...sive ...

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Massive open star clusters using the VVV survey II  Discovery of six clusters with Wolf Rayet stars

Massive open star clusters using the VVV survey II Discovery of six clusters with Wolf Rayet stars

... embedded clusters (red) closer to the Galactic ...the clusters (the only source of uncertain- ties in this analysis) would not preserve the spiral ...the clusters detected in the optical and those ...

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The detection of globular clusters in galaxies as a data mining problem

The detection of globular clusters in galaxies as a data mining problem

... in galaxies located more than a few Mpc away they appear as unresolved sources in ground-based as- tronomical images and are thus hardly distinguishable from back- ground galaxies which introduce ...

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Ly alpha emission line galaxies at z=3 1 in the extended Chandra Deep Field South

Ly alpha emission line galaxies at z=3 1 in the extended Chandra Deep Field South

... 72 galaxies detected in three independent MUSYC fields confirm the shape of the fil- ter’s transmission curve, but not its central wavelength: accord- ing to the spectroscopy, the mean wavelength of the filter is ...

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On the infant weight loss of low  to intermediate mass star clusters

On the infant weight loss of low to intermediate mass star clusters

... young clusters from the literature (see Weidner & Kroupa 2006, for details on the ...most-massive star in a state-of-the-art hydrodynamical star cluster formation simulation (Bonnell, Bate & ...

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SAO RAS 6 m telescope spectroscopic observations of globular clusters in nearby galaxies

SAO RAS 6 m telescope spectroscopic observations of globular clusters in nearby galaxies

... low surface brightness (LSB) dwarf companions of M81; (5) the spheroidal DDO 71 and (6) the tidal dIrr Holmberg IX (Ho IX) (van den Bergh 1959). Luminosities, heliocentric radial velocities and distances for the ...

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Panchromatic estimation of star formation rates in BzK galaxies at 1 <z< 3

Panchromatic estimation of star formation rates in BzK galaxies at 1 <z< 3

... sBzK galaxies by matching positions in the K-band source catalog with the MUSYC optical catalog and using redshifts from the optical catalog where redshifts in both catalogs are ...

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Dynamical versus stellar masses of ultracompact dwarf galaxies in the Fornax cluster star

Dynamical versus stellar masses of ultracompact dwarf galaxies in the Fornax cluster star

... type galaxies and CSSs. The giant galaxies are repre- sented by 140 early-type galaxies in the Coma cluster from SDSS DR7 (Abazajian et ...cE galaxies including “legacy” objects are from ...

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Discovery of Ram pressure stripped gas around an Elliptical Galaxy in Abell 2670

Discovery of Ram pressure stripped gas around an Elliptical Galaxy in Abell 2670

... the star-forming ...the star-forming blobs are experiencing a ram pressure that accelerates them, leaving the stellar components ...the star-forming blobs, also strips a little ionized gas from the ...

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New Galactic star clusters discovered in the disc area of the VVVX survey

New Galactic star clusters discovered in the disc area of the VVVX survey

... replaced by 2 MASS stars (2MASS PSC; Skrutskie et al. 2006). This procedure is described in detail by Alonso-Garc´ıa et al. (2017) and Borissova et al. (2011, 2014). Fig. 3 shows two examples of colour–magnitude diagrams ...

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The green valley is a red herring : Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early  and late type galaxies

The green valley is a red herring : Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early and late type galaxies

... late-type galaxies, clearly driven by secular processes rather than major mergers ...valley galaxies that host AGN is higher than in blue star-forming galaxies ...nearby star-forming ...

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LLAMA: normal star formation efficiencies of molecular gas in the centres of luminous Seyfert galaxies

LLAMA: normal star formation efficiencies of molecular gas in the centres of luminous Seyfert galaxies

... for star-forming discs, 4 of the 14 CO-detected inactive galax- ies have SFEs depressed by at least a factor of 5 compared to this ...where galaxies with low central SFEs do not easily host luminous ...

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Multiwavelength Study of Massive Galaxies at z~2  I  Star Formation and Galaxy Growth

Multiwavelength Study of Massive Galaxies at z~2 I Star Formation and Galaxy Growth

... 2 galaxies in the field based on the K-band prior position and comparing to radio fluxes derived by direct fit of the profiles, we found that we need to correct the radio flux densities of sources for an ...

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Ly alpha emitting galaxies at z=3 1: L* progenitors experiencing rapid star formation

Ly alpha emitting galaxies at z=3 1: L* progenitors experiencing rapid star formation

... Multi-object spectroscopy of 92 LAE candidates, along with other MUSYC targets, was performed with Magellan- Baade+IMACS on Oct. 26-27, 2003, Oct. 7-8, 2004, Feb. 4-7, 2005, Nov. 2-3, 2005, Oct. 25-27, 2006, Nov. 21-22, ...

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GOODS Herschel: radio excess signature of hidden AGN activity in distant star forming galaxies

GOODS Herschel: radio excess signature of hidden AGN activity in distant star forming galaxies

... in star-forming galaxies out to high redshift (z ≈ 3): i) detailed IR SED decomposition, which allows us to measure the AGN contribution to the total SED, typically dom- inated by star formation ...

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