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The surface brightness fluctuations (SBF) method measures the variance in a galaxy's light distribution arising from fluctuations in the numbers and luminosities of individual stars per resolution element. Once calibrated for stellar…

Cosmology and Nongalactic Astrophysics · Physics 2012-02-06 John Blakeslee

We evaluate the method of optical and infrared Surface Brightness Fluctuations (SBF) as a distance indicator and its application on 8-m class telescopes, such as the Very Large Telescope (VLT). The novelty of our approach resides in the…

Astrophysics · Physics 2009-11-06 S. Mei , P. J. Quinn , D. Silva

We measured high-quality surface brightness fluctuation (SBF) distances for a sample of 63 massive early-type galaxies using the WFC3/IR camera on the Hubble Space Telescope. The median uncertainty on the SBF distance measurements is 0.085…

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 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

(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 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

The Surface Brightness Fluctuation (SBF) method is a powerful tool for determining distances to early-type galaxies. The method measures the intrinsic variance in a galaxy's surface brightness distribution to determine its distance with an…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-29 Michele Cantiello , John P. Blakeslee

The surface brightness fluctuation (SBF) method is a robust and efficient way of measuring distances to galaxies containing evolved stellar populations. Although many recent applications of the method have used space-based imaging, SBF…

We explore the use of ground-based surface brightness fluctuation (SBF) measurements to constrain distances to nearby dwarf galaxies. Using archival CFHT Megacam imaging data for a sample of 27 nearby dwarfs, we demonstrate that reliable…

Astrophysics of Galaxies · Physics 2019-07-10 Scott Carlsten , Rachael Beaton , Johnny Greco , Jenny Greene

We present new calibrations of the near-infrared surface brightness fluctuation (SBF) distance method for the F110W (J) and F160W (H) bandpasses of the Wide Field Camera 3 Infrared Channel (WFC3/IR) on the Hubble Space Telescope. The…

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 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 g-z color and z-band surface brightness fluctuations (SBF) measurements for 43 early-type galaxies in the Fornax cluster imaged with HST/ACS. These are combined with measurements for Virgo cluster galaxies to derive a revised,…

Cosmology and Nongalactic Astrophysics · Physics 2011-02-11 John P. Blakeslee , Andres Jordan , Simona Mei , Patrick Cote , Laura Ferrarese , Leopoldo Infante , Eric W. Peng , John L. Tonry , Michael J. West

Surface Brightness Fluctuations (SBFs) are one of the most powerful techniques to measure the distance and to constrain the unresolved stellar content of extragalactic systems. For a given bandpass, the absolute SBF magnitude \bar{M}…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 Alexander Fritz

The potential of the Surface Brightness Fluctuation (SBF) method to determine distances to dwarf ellipticals in nearby clusters is investigated. We find that for the Fornax cluster, the SBF method yields reliable results down to very faint…

Astrophysics · Physics 2007-05-23 S. Mieske , M. Hilker , L. Infante

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…

To empirically calibrate the IR surface brightness fluctuation (SBF) distance scale and probe the properties of unresolved stellar populations, we measured fluctuations in 65 galaxies using NICMOS on the Hubble Space Telescope. The…

Dwarf galaxies are important tracers of small-scale cosmological structure, yet much of our knowledge about these systems comes from the limited sample of dwarf galaxies within the Local Group. To make a comprehensive inventory of dwarf…

Astrophysics of Galaxies · Physics 2023-10-27 Lauren M. Foster , James E. Taylor , John P. Blakeslee

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
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