English
Related papers

Related papers: New Optical and Near-Infrared Surface Brightness F…

200 papers

We present new theoretical models for Surface Brightness Fluctuations (SBF) both for optical and near-infrared bands in standard ground-based and Hubble Space Telescope filter systems. Simple Stellar Population simulations are adopted.…

Astrophysics · Physics 2009-11-07 M. Cantiello , G. Raimondo , E. Brocato , M. Capaccioli

We present new theoretical evaluations of optical and near-IR Surface Brightness Fluctuations (SBF) magnitudes for single-burst stellar populations in the age range t=5-15 Gyr and metallicity from $Z_{\sun}/200$ to $2Z_{\sun}$. Our…

Astrophysics · Physics 2007-05-23 M. Cantiello , G. Raimondo , E. Brocato , M. Capaccioli

We examine the use of surface brightness fluctuations (SBF) for both stellar population and distance studies. New V-band SBF data are reported for five Fornax cluster galaxies and combined with literature data to define a new V-band SBF…

Astrophysics · Physics 2009-10-31 John P. Blakeslee , Alexandre Vazdekis , Edward A. Ajhar

Surface brightness fluctuations have been proved to be a very powerful technique to determine the distance and characterize the stellar content in extragalactic systems. Nevertheless, before facing the problem of stellar content in distant…

Astrophysics of Galaxies · Physics 2009-07-22 G. Raimondo

We present surface brightness fluctuations (SBFs) in the near--IR for 191 Magellanic star clusters available in the Second Incremental and All Sky Data releases of the Two Micron All Sky Survey (2MASS), and compare them with SBFs of Fornax…

Astrophysics · Physics 2009-11-10 Rosa A. Gonzalez , Michael C. Liu , Gustavo Bruzual-A.

Surface Brightness Fluctuations (SBF) can provide useful information about the unresolved stellar content of early-type galaxies and spiral bulges. The absolute SBF magnitude Mbar in a given passband depends on the properties of the stellar…

Astrophysics of Galaxies · Physics 2015-05-13 John P. Blakeslee

(Abridged) We present new theoretical predictions for surface brightness fluctuations (SBFs) using models optimized for this purpose. Our predictions agree well with SBF data for globular clusters and elliptical galaxies. We provide refined…

Astrophysics · Physics 2009-10-31 Michael C. Liu , Stephane Charlot , James R. Graham

We present a new set of Surface Brightness Fluctuation spectra computed with the E-MILES stellar population synthesis models. The model SBF spectra cover the range 1680-50000 Angstrom at moderately high resolution, all based on extensive…

Astrophysics of Galaxies · Physics 2020-03-11 A. Vazdekis , M. Cerviño , M. Montes , I. Martín-Navarro , M. Beasley

We derive Surface Brightness Fluctuations (SBF) and integrated magnitudes in the V- and I-bands using Advanced Camera for Surveys (ACS) archival data. The sample includes 14 galaxies covering a wide range of physical properties: morphology,…

We present an in-depth study of surface brightness fluctuations (SBFs) in low-luminosity stellar systems. Using the MIST models, we compute theoretical predictions for absolute SBF magnitudes in the LSST, HST ACS/WFC, and proposed Roman…

Astrophysics of Galaxies · Physics 2021-02-23 Johnny P. Greco , Pieter van Dokkum , Shany Danieli , Scott G. Carlsten , Charlie Conroy

We present new theoretical models for surface brightness fluctuations in the near-infrared. We show the time evolution of near-infrared brightness fluctuation properties over large age and metallicity ranges, i.e., from 12 Myr to 16 Gyr,…

Astrophysics · Physics 2009-11-13 M. Mouhcine , R. A. Gonzalez , M. C. Liu

Recent applications have proved that the Surface Brightness Fluctuations (SBF) technique is a reliable distance indicator in a wide range of distances, and a promising tool to analyze the physical and chemical properties of unresolved…

Astrophysics · Physics 2007-05-23 M. Cantiello , G. Raimondo , J. P. Blakeslee , E. Brocato , M. Capaccioli

We are using optical/IR surface brightness fluctuations (SBFs) to validate the latest stellar population synthesis models and to understand the stellar populations of ellipticals. Integrated light and spectra measure only the first moment…

Astrophysics · Physics 2007-05-23 Michael C. Liu , Stephane Charlot , James R. Graham

I present integrated colors and surface brightness fluctuation magnitudes in the mid-IR, derived from stellar population synthesis models that include the effects of the dusty envelopes around thermally pulsing asymptotic giant branch…

Astrophysics of Galaxies · Physics 2018-04-25 Rosa A. González-Lópezlira

The aim of this work is to explore the potential of Surface Brightness Fluctuations (SBF) for studying composite stellar populations (CSP). To do so, we have computed the standard (mean) and SBF spectra with E-MILES stellar population…

Astrophysics of Galaxies · Physics 2021-09-07 Pablo Rodriguez Beltran , Alexandre Vazdekis , Miguel Cervino , Michael Beasley

Taking advantage of the exceptional capabilities of ACS on board of HST, we derive Surface Brightness Fluctuation (SBF) measurements in the B and I bands from images of six elliptical galaxies with $1500 \leq cz \leq 3500$. Given the low…

We have measured K-band surface brightness fluctuations (SBFs) of 19 early-type galaxies in the Fornax cluster. Combining our results with published data, we find the absolute SBF magnitude Mbar_K = (-5.84)+(3.6)*[(V-I)-1.15]. The intrinsic…

Astrophysics · Physics 2009-11-06 Michael C. Liu , James R. Graham , Stephane Charlot

Surface brightness fluctuation (SBF) magnitudes are a powerful standard candle to measure distances to semi-resolved galaxies in the local universe, a majority of which are dwarf galaxies that have often bluer colors than bright early-type…

Astrophysics of Galaxies · Physics 2022-01-05 Yoo Jung Kim , Myung Gyoon Lee

We present optical and IR integrated colours and SBF magnitudes, computed from stellar population synthesis models that include emission from the dusty envelopes surrounding TP-AGB stars undergoing mass-loss. We explore the effects of…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Rosa A. Gonzalez-Lopezlira , Gustavo Bruzual-A. , Stephane Charlot , Javier Ballesteros-Paredes , Laurent Loinard

We measure F814W Surface Brightness Fluctuations (SBF) for a sample of distant shell galaxies with radial velocities ranging from 4000 to 8000 km/s. The distance at galaxies is then evaluated by using the SBF method. For this purpose,…

Astrophysics · Physics 2009-11-13 I. Biscardi , G. Raimondo , M. Cantiello , E. Brocato
‹ Prev 1 2 3 10 Next ›