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Galaxies: photometry

PGC 0029664 1188757: Photometry of two interacting galaxies and their debris

PGC 0029664 1188757: Photometry of two interacting galaxies and their debris

... interacting galaxies PGC0029664 and PGC1188757, and their ...deep photometry and colors obtained with the Magellan telescope with models of galaxy evolution, we estimate ages and metallicities of the ...

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A HUBBLE DIAGRAM FROM TYPE II SUPERNOVAE BASED SOLELY ON PHOTOMETRY: THE PHOTOMETRIC COLOR METHOD

A HUBBLE DIAGRAM FROM TYPE II SUPERNOVAE BASED SOLELY ON PHOTOMETRY: THE PHOTOMETRIC COLOR METHOD

... et al. 2011 ) . All optical images were reduced in a standard way including bias subtractions, fl at- fi eld corrections, applica- tion of a linearity correction, and an exposure time correction for a shutter time delay. ...

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Early type galaxies in the Antlia cluster: Catalogue and isophotal analysis

Early type galaxies in the Antlia cluster: Catalogue and isophotal analysis

... of galaxies affect both regions differently (Chaware et ...the galaxies in our sample have discy isophotes, but they tend to change along radius, turning into ...the galaxies are presumably ...

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The age structure of globular cluster systems in early type galaxies and its dependence on host galaxy properties

The age structure of globular cluster systems in early type galaxies and its dependence on host galaxy properties

... near-infrared photometry of globular clusters ...early-type galaxies, which includes 8 galaxies, varying in parameters such as environment (represented by the Tully density parameter ρ), luminosity, ...

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Recent Galaxy Mergers and Residual Star Formation of Red Sequence Galaxies in Galaxy Clusters

Recent Galaxy Mergers and Residual Star Formation of Red Sequence Galaxies in Galaxy Clusters

... represent galaxies matched with valid ( note that GALEX photometry failed to derive magnitudes on some detections ) NUV ...for galaxies brighter than r ¢ = 23 in A2670, A3330, and A389, which were ...

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The multiwavelength survey by Yale Chile (Musyc): Deep near infrared imaging and the selection of distant galaxies

The multiwavelength survey by Yale Chile (Musyc): Deep near infrared imaging and the selection of distant galaxies

... We use the IRAF tasks geomap and geotran to resample the NIR images so that they follow the same logical and world co- ordinate system (i.e., x-y pixel coordinates and right ascension and declination) as a set of trimmed ...

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New variable stars in the globular cluster NGC 5694

New variable stars in the globular cluster NGC 5694

... Lee et al. (2006) performed a chemical abundance analysis of one RGB star in NGC 5694, and found that the cluster has a very distinctive elemental abundance pat- tern, similar in some respects to those of nearby dwarf ...

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The ESSENCE supernova survey: Survey optimization, observations, and supernova photometry

The ESSENCE supernova survey: Survey optimization, observations, and supernova photometry

... While the above gives the general defining features of Ia spectra, in practice, identfying SNe Ia can be difficult in low signal-to-noise spectra, particular when trying to discrimi- nate between SNe Ia and SNe Ib/c. In ...

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Luminosity functions of local infrared galaxies with AKARI : implications for the cosmic star formation history and AGN evolution

Luminosity functions of local infrared galaxies with AKARI : implications for the cosmic star formation history and AGN evolution

... We compute the MIR monochromatic luminosity at 8, 9, 12, 15, 18, 22 and 24 µ m using the AKARI photometry at 9 and 18 µ m, and the best-fitting CHEL model from Section 3.1. For precise and easily reproducible ...

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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

... infrared photometry of the LLAMA galaxies from 2MASS, the Wide-field Infrared Survey Explorer the Infrared Astronomical Satellite and the Herschel Space Observatory (Herschel), corrected for nuclear ...

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Field spheroid dominated galaxies in a Λ CDM Universe

Field spheroid dominated galaxies in a Λ CDM Universe

... The simulation was run using GADGET-3, an updated ver- sion of GADGET-2 (Springel & Hernquist 2003; Springel 2005), optimised for massive parallel simulations of highly inhomo- geneous systems. It includes treatments ...

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A massive, distant proto cluster at z = 2 47 caught in a phase of rapid formation?

A massive, distant proto cluster at z = 2 47 caught in a phase of rapid formation?

... for galaxies not directly detected in the far-infrared, to estimate stellar masses for all galaxies ( comparing stellar mass estimates of DSFGs with other techniques ) , and to compare physical properties ...

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THE ACS FORNAX CLUSTER SURVEY  IV  DEPROJECTION OF THE SURFACE BRIGHTNESS PROFILES OF EARLY TYPE GALAXIES IN THE VIRGO AND FORNAX CLUSTERS: INVESTIGATING THE "CORE/POWER LAW DICHOTOMY

THE ACS FORNAX CLUSTER SURVEY IV DEPROJECTION OF THE SURFACE BRIGHTNESS PROFILES OF EARLY TYPE GALAXIES IN THE VIRGO AND FORNAX CLUSTERS: INVESTIGATING THE "CORE/POWER LAW DICHOTOMY

... oriented galaxies, our “edge-on” approximation would lead us to overestimate the luminosity density and inner slopes (by amounts which depend on the inclination and on the shape of the observed ...(“core”) ...

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Host galaxy active galactic nucleus alignments in the Sloan Digital Sky Survey Data Release 7

Host galaxy active galactic nucleus alignments in the Sloan Digital Sky Survey Data Release 7

... Seyfert galaxies, Osterbrock 1984), is via the measurement of the inclination angles relative to the line of sight of AGN host galaxies, since narrow-line (Seyfert II) and broad-line (Seyfert I) AGN are ...

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Dust corrected Colors Reveal Bimodality in the Host galaxy Colors of Active Galactic Nuclei at z ~ 1

Dust corrected Colors Reveal Bimodality in the Host galaxy Colors of Active Galactic Nuclei at z ~ 1

... for galaxies in the ECDF-S, with the region occupied by passive galaxies indicated by a solid black line (red U − V and blue V − J; Labb´e et ...of galaxies in the blue cloud for the first ∼ 300 Myr, ...

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The Evolution of AGN Host Galaxies: From Blue to Red and the Influence of Large Scale Structures

The Evolution of AGN Host Galaxies: From Blue to Red and the Influence of Large Scale Structures

... host galaxies in the ‘‘field’’ ...host galaxies at z P 0:6 are predominately red (U V > 0:7; ...host galaxies and each has a strong 4000 8 break characteristic of an old stellar ...host ...

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Effects of AGN feedback on ΛCDM galaxies

Effects of AGN feedback on ΛCDM galaxies

... dio galaxies and quasars containing jets that transport energy from the AGN to the surrounding ...radio galaxies has been interpreted as an additional contribution from cold gas acting in high-excitation ...

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A NuSTAR survey of nearby ultraluminous infrared galaxies

A NuSTAR survey of nearby ultraluminous infrared galaxies

... We present a Nuclear Spectroscopic Telescope Array ( NuSTAR ) , Chandra, and XMM-Newton survey of nine of the nearest ultraluminous infrared galaxies ( ULIRGs ) . The unprecedented sensitivity of NuSTAR at ...

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ALMA Observations of Gas rich Galaxies in z ~ 1 6 Galaxy Clusters: Evidence for Higher Gas Fractions in High density Environments

ALMA Observations of Gas rich Galaxies in z ~ 1 6 Galaxy Clusters: Evidence for Higher Gas Fractions in High density Environments

... which galaxies grow through an in fl ux of fresh gas that fuels star formation and is subsequently balanced by feedback ( Bouché et ...eld galaxies further above the main sequence display higher gas ...

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Low ionization galaxies and evolution in a pilot survey up to z = 1

Low ionization galaxies and evolution in a pilot survey up to z = 1

... cD galaxies in the center, two of which are clearly ...individual galaxies in the field by taking advantage of the multi-object spectroscopic mode of the FORS2 in- strument on ...654 galaxies, of ...

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