Publications (36)
The SAMI -- Fornax Dwarfs Survey I: Sample, observations and the specific stellar angular momentum of dwarf elliptical galaxies
Nicholas Scott, F. Sara Eftekhari, Reynier F. Peletier +13
Dwarf ellipticals are the most common galaxy type in cluster environments, however the challenges associated with their observation mean their formation mechanisms are still poorly…
Planetary nebulae as mass tracers of their parent galaxies: biases in the estimate of the kinematical quantities
Nicola R. Napolitano, Magda Arnaboldi, Kenneth C. Freeman +1
Multi-object and multi-fiber spectrographs on 4 and 8 meter telescopes make it possible to use extragalactic planetary nebulae (PNe) in the outer halos of early-type galaxies as ki…
Weak Lensing Study in VOICE Survey I: Shear Measurement
Liping Fu, Dezi Liu, Mario Radovich +15
The VST Optical Imaging of the CDFS and ES1 Fields (VOICE) Survey is a Guaranteed Time program carried out with the ESO/VST telescope to provide deep optical imaging over two 4 deg…
The (, ) Plane of Hot Stellar Systems
Massimo Capaccioli, Nicola Caon, Mauro D'Onofrio
Two families of hot stellar systems, named {\it `ordinary'\/} and {\it 'bright'\/}, are identified in the () plane built with a luminosity--limited sample of ellipt…
Weak Lensing Study in VOICE Survey II: Shear Bias Calibrations
Dezi Liu, Liping Fu, Xiangkun Liu +14
The VST Optical Imaging of the CDFS and ES1 Fields (VOICE) Survey is proposed to obtain deep optical imaging of the CDFS and ES1 fields using the VLT Survey Telescope (VST).…
Polar Ring Galaxies and the Tully-Fisher relation
Magda Arnaboldi, Enrica Iodice, Frederick Bournaud +4
We have investigated the Tully-Fisher relation for Polar Ring Galaxies (PRGs), based on near infrared, optical and HI data available for a sample of these peculiar objects. Many PR…
The VST Early-type GAlaxy Survey: Exploring the Outskirts and Intra-cluster Regions of Galaxies in the Low-surface-brightness Regime
Enrichetta Iodice, Marilena Spavone, Massimo Capaccioli +15
The VST Early-type GAlaxy Survey (VEGAS) is a deep, multi-band (u, g, r, i) imaging survey, carried out with the 2.6-metre VLT Survey Telescope (VST) at ESO's Paranal Observatory i…
The Fornax Deep Survey (FDS) with the VST: IV. A size and magnitude limited catalog of dwarf galaxies in the area of the Fornax cluster
Aku Venhola, Reynier Peletier, Eija Laurikainen +20
The Fornax Deep Survey (FDS), an imaging survey in the u', g', r', and i'-bands, has a supreme resolution and image depth compared to the previous spatially complete Fornax Cluster…
VEGAS: A VST Early-type GAlaxy Survey. I. Presentation, wide-field surface photometry, and substructures in NGC 4472
Massimo Capaccioli, Marilena Spavone, Aniello Grado +10
We present the VST Early-type GAlaxy Survey (VEGAS), which is designed to obtain deep multiband photometry in g, r, i, of about one hundred nearby galaxies down to 27.3, 26.8, and…
On the Cepheid variables of nearby galaxies III. NGC 3109
Ilaria Musella, Giampaolo Piotto, Massimo Capaccioli
We extended to the R and I bands the light curve coverage for 8 Cepheids already studied in B and V by Capaccioli et al [AJ, 103, 1151 (1992)]. Sixteen additional Cepheid candidate…
High resolution kinematics of galactic globular clusters. II. On the significance of velocity dispersion measurements
Simone R. Zaggia, Massimo Capaccioli, Giampaolo Piotto
Small number statistics may heavily affect the structure of the broadening function in integrated spectra of galactic globular cluster centers. As a consequence, it is a priori unk…
Variability and transient search in the SUDARE-VOICE field: a new method to extract the light curves
Dezi Liu, Wenqiang Deng, Zuhui Fan +12
The VST Optical Imaging of the CDFS and ES1 Fields (VOICE) Survey, in synergy with the SUDARE survey, is a deep optical imaging of the CDFS and ES1 fields using the VLT Surv…
Astro-WISE: Chaining to the Universe
Edwin A. Valentijn, John P. McFarland, Jan Snigula +18
The recent explosion of recorded digital data and its processed derivatives threatens to overwhelm researchers when analysing their experimental data or when looking up data items…
Halo mass estimates from the Globular Cluster populations of 175 Low Surface Brightness Galaxies in the Fornax Cluster
Daniel J. Prole, Michael Hilker, Remco F. J. van der Burg +12
The halo masses of low surface brightness (LSB) galaxies are critical measurements for understanding their formation processes. One promising method to estimate a galaxy…
Detection of Radial Surface Brightness Fluctuation and Color Gradients in elliptical galaxies with ACS
Michele Cantiello, John P. Blakeslee, Gabriella Raimondo +3
We study surface brightness fluctuations (SBF) in a sample of 8 elliptical galaxies using Advanced Camera for Surveys (ACS) Wide Field Channel (WFC) data drawn from the Hubble Spac…
The outer gravitational potential of an inhomogeneous torus with an elliptical cross-section
Elena Bannikova, Serhii Skolota, Massimo Capaccioli
Toroidal structures are a common feature in a wide variety of astrophysical objects, including dusty tori in AGNs, rings in galaxies, protoplanetary disks, and others. The matter d…
Machine Learning based photometric redshifts for the KiDS ESO DR2 galaxies
Stefano Cavuoti, Massimo Brescia, Crescenzo Tortora +9
We estimated photometric redshifts (zphot) for more than 1.1 million galaxies of the ESO Public Kilo-Degree Survey (KiDS) Data Release 2. KiDS is an optical wide-field imaging surv…
VEGAS-SSS II: Comparing the globular cluster systems in NGC3115 and NGC1399 using VEGAS and FDS survey data
Michele Cantiello, Raffaele D'Abrusco, Marilena Spavone +15
We analyze the globular cluster (GC) systems in two very different galaxies, N3115 and N1399. With the papers of this series, we aim at highlighting common and different properties…
The Fornax Deep Survey (FDS) with VST. VI. Optical properties of the dwarf galaxies in the Fornax cluster
Aku Venhola, Reynier Peletier, Eija Laurikainen +18
The Fornax Deep Survey Dwarf galaxy Catalog (FDSDC) includes 564 dwarf galaxies in the Fornax cluster and the in-falling Fornax A subgroup. We use the FDSDC galaxies for statistica…
A VST and VISTA study of globular clusters in NGC253
Michele Cantiello, Aniello Grado, Marina Rejkuba +5
Aims. We analyze the properties of the sources in the NGC253 to define an up to date catalog of GC candidates in the galaxy. Methods. Our analysis is based on the science verificat…
Apparent counter-rotation in the torus of NGC 1068: influence of an asymmetric wind
Elena Yu. Bannikova, Nina A. Akerman, Massimo Capaccioli +3
The recent ALMA maps together with observations of HO maser emission seem to suggest the presence of a counter-rotation in the obscuring torus of NGC 1068. We propose to explai…
The Fornax Deep Survey (FDS) with the VST XI. The search for signs of preprocessing between the Fornax main cluster and Fornax A group
Alan H. Su, Heikki Salo, Joachim Janz +15
We investigate the structural properties of cluster and group galaxies by studying the Fornax main cluster and the infalling Fornax A group, exploring the effects of galaxy preproc…
VEGAS: A VST Early-type GAlaxy Survey. III. Mapping the galaxy structure, interactions and intragroup light in the NGC 5018 group
Marilena Spavone, Enrichetta Iodice, Massimo Capaccioli +8
Most of the galaxies in the Universe at present day are in groups, which are key to understanding the galaxy evolution. In this work we present a new deep mosaic of 1.2 x 1.0 squar…
Kinematically cold and warm planetary nebulae samples, HII regions and supernovae remnants in the disc of the face-on spiral galaxy NGC 628 (M74) -- The Planetary Nebulae Spectrograph with the H arm
Magda Arnaboldi, Ortwin Gerhard, Surya Aniyan +14
We present the results for the galaxy NGC 628 observed with the Planetary Nebulae Spectrograph (PN.S) equipped with the H arm. With the third PN.S arm, the H arm, we measur…
The Fornax Deep Survey data release 1
Reynier Peletier, Enrichetta Iodice, Aku Venhola +14
We present the first data release of the Fornax Deep Survey (FDS), an imaging survey using using the wide-field imager OmegaCAM mounted on the VST in the SDSS u', g', r', and i'-ba…
The Next Generation Fornax Survey (NGFS): II. The Central Dwarf Galaxy Population
Paul Eigenthaler, Thomas H. Puzia, Matthew A. Taylor +23
We present a photometric study of the dwarf galaxy population in the core region () of the Fornax galaxy cluster based on deep photometry from the Next Ge…
The Fornax Deep Survey with VST. IX. The catalog of sources in the FDS area, with an example study for globular clusters and background galaxies
Michele Cantiello, Aku Venhola, Aniello Grado +18
This paper continues the series of the Fornax Deep Survey (FDS). Following the previous studies dedicated to extended Fornax cluster members, we present the catalogs of compact ste…
Astroinformatics based search for globular clusters in the Fornax Deep Survey
Giuseppe Angora, Massimo Brescia, Stefano Cavuoti +15
In the last years, Astroinformatics has become a well defined paradigm for many fields of Astronomy. In this work we demonstrate the potential of a multidisciplinary approach to id…
Unveiling a Rich System of Faint Dwarf Galaxies in the Next Generation Fornax Survey
Roberto P. Munoz, Paul Eigenthaler, Thomas H. Puzia +18
We report the discovery of 158 previously undetected dwarf galaxies in the Fornax cluster central regions using a deep coadded and -band image obtained with the DECam wid…
Detection of Surface Brightness Fluctuations in Elliptical Galaxies imaged with the Advanced Camera for Surveys. B- and I-band measurements
Michele Cantiello, Gabriella Raimondo, John P. Blakeslee +2
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 ellipti…
Surface Brightness Fluctuations from archival ACS images: a stellar population and distance study
Michele Cantiello, John P. Blakeslee, Gabriella Raimondo +2
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 galaxi…
VEGAS-SSS. A VST survey of elliptical galaxies in the southern hemisphere: analysis of small stellar systems. Testing the methodology on the globular cluster system in NGC3115
Michele Cantiello, Massimo Capaccioli, Nicola Napolitano +11
We present a study of globular clusters (GCs) and other small stellar systems (SSSs) in the field of NGC3115, observed as part of the VEGAS imaging survey, carried out with the VST…
Global m=1 slow mode in near-Keplerian self-gravitating torus: applications to stellar nuclear disks and AGN molecular tori
Elena Bannikova, Volodymyr Akhmetov, Peter Berczik +3
Global m=1 asymmetries are observed in many self-gravitating astrophysical systems and are often interpreted as large-scale slow modes in near-Keplerian potentials. Prominent examp…
A Dearth of Dark Matter in Ordinary Elliptical Galaxies
Aaron J. Romanowsky, Nigel D. Douglas, Magda Arnaboldi +5
The kinematics of the outer parts of three intermediate-luminosity elliptical galaxies have been studied using the Planetary Nebula Spectrograph. The galaxies' velocity dispersion…
The first and second data releases of the Kilo-Degree Survey
Jelte T. A. de Jong, Gijs A. Verdoes Kleijn, Danny R. Boxhoorn +46
The Kilo-Degree Survey (KiDS) is an optical wide-field imaging survey carried out with the VLT Survey Telescope and the OmegaCAM camera. KiDS will image 1500 square degrees in four…
Narrow band survey for intragroup light in the Leo HI cloud. Constraints on the galaxy background contamination in imaging surveys for intracluster planetary nebulae
Nieves Castro-Rodriguez, J. Alfonso L. Aguerri, Magda Arnaboldi +4
We have observed emission line objects located in a 0.26 deg^2 field in the M96 (Leo) group, coincident with the intergalactic HI cloud. The emission line objects were selected usi…