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We construct dynamical models for a sample of 36 nearby galaxies with Hubble Space Telescope photometry and ground-based kinematics. The models assume that each galaxy is axisymmetric, with a two-integral distribution function, arbitrary…

Hubble Space Telescope imaging for 26 giant early-type galaxies, all drawn from the MAST archive, is used to carry out photometry of their surrounding globular cluster (GC) systems. Most of these targets are Brightest Cluster Galaxies…

Astrophysics of Galaxies · Physics 2023-03-01 William E. Harris

We present a photometric catalogue of compact groups of galaxies (p2MCGs) automatically extracted from the 2MASS extended source catalogue. A total of 262 p2MCGs are identified, following the criteria of Hickson (1982), of which 230 survive…

Cosmology and Nongalactic Astrophysics · Physics 2012-10-03 E. Diaz-Gimenez , G. A. Mamon , M. Pacheco , C. Mendes de Oliveira , M. V. Alonso

Updated data of the 153 Galactic globular clusters are used to readdress fundamental parameters of the Milky Way. We build a reduced sample, decontaminated of the clusters younger than 10Gyr, those with retrograde orbits and/or evidence of…

Astrophysics · Physics 2011-03-28 Eduardo Bica , Charles Bonatto , Beatriz Barbuy , Sergio Ortolani

We make available in electronic form the stellar catalog of 19,494 objects from the Deep Multicolor Survey (DMS). The DMS is based on CCD imaging with the Mayall 4-m telescope in U,B,V,R',I75,I86 and covers 0.83 sq. deg. in six fields at…

Astrophysics · Physics 2009-10-30 Patrick S. Osmer , Julia D. Kennefick , Patrick B. Hall , Richard F. Green

We present two catalogues of galaxies in the direction of the rich cluster Abell 496. The first one includes 3,879 galaxies located in a region of roughly 1.3 degrees from the cluster centre. It has been obtained from a list of more than…

Astrophysics · Physics 2017-03-22 Eric Slezak , Florence Durret , Jean Guibert , Catarina Lobo

Strongly Mg-enhanced stars with [Mg/Fe] $>$ 1.0 show peculiar abundance patterns and hence are of great interest for our understanding of stellar formation and chemical evolution of the Galaxy. A systematical search for strongly Mg-enhanced…

Solar and Stellar Astrophysics · Physics 2015-06-19 Xiang Li , Gang Zhao , Yu-Qin Chen , Hai-Ning Li

We present the spectroscopic redshift catalog from a wide-field survey of the fields of 28 galaxy-mass strong gravitational lenses. We discuss the acquisition and reduction of the survey data, collected over 40 nights of 6.5m MMT and…

Cosmology and Nongalactic Astrophysics · Physics 2015-08-26 Ivelina Momcheva , Kurtis A. Williams , Richard J. Cool , Charles R. Keeton , Ann I. Zabludoff

We present the statistically complete and cosmologically most relevant subset of the twelve most distant galaxy clusters detected at z>0.5 by the MAssive Cluster Survey (MACS). Ten of these systems are new discoveries; only two…

Astrophysics · Physics 2009-11-13 H. Ebeling , E. Barrett , D. Donovan , C. -J. Ma , A. C. Edge , L. van Speybroeck

We present a catalog of 799 clusters of galaxies in the redshift range z_est = 0.05 - 0.3 selected from ~400 deg^2 of early SDSS commissioning data along the celestial equator. The catalog is based on merging two independent selection…

From a volume limited sample of 45,542 galaxies and 6,000 groups with $z \leq 0.213$ we use an adapted minimal spanning tree algorithm to identify and classify large scale structures within the Galaxy and Mass Assembly (GAMA) survey. Using…

We used the Revised Flat Galaxy Catalog (RFGC) to create a sample of ultra-flat galaxies (UFG) covering the whole northern and southern sky apart from the Milky Way zone. It contains 817 spiral galaxies seen edge-on, selected into the UFG…

Astrophysics of Galaxies · Physics 2016-02-25 V. E. Karachentseva , Yu. N. Kudrya , I. D. Karachentsev , D. I. Makarov , O. V. Melnyk

In this thesis, we derive a catalogue of robust structural parameters for the components of a large sample of nearby GAMA galaxies while at the same time contributing to the advancement of image analysis, surface brightness fitting and…

Astrophysics of Galaxies · Physics 2023-03-20 Sarah Casura

We identify 47,600 clusters of galaxies from photometric data of Two Micron All Sky Survey (2MASS), Wide-field Infrared Survey Explorer (WISE), and SuperCOSMOS, among which 26,125 clusters are recognized for the first time and mostly in the…

Astrophysics of Galaxies · Physics 2018-01-31 Z. L. Wen , J. L. Han , F. Yang

Hubble Space Telescope (HST) imaging of four rich, X-ray luminous, galaxy clusters (0.33<z<0.83) is used to produce quantitative morphological measurements for galaxies in their fields. Catalogs of these measurements are presented for 1642…

Weak gravitational lensing has become a widely used effect to characterise the dark-matter distribution on large scales in the Universe by measuring galaxy ellipticities and their statistical correlations. We present the first weak…

The Milky Way has distinct structural stellar components linked to its formation and subsequent evolution, but disentangling them is nontrivial. With the recent availability of high-quality data for a large numbers of stars in the Milky…

Astrophysics of Galaxies · Physics 2023-07-05 Amalie Stokholm , Víctor Aguirre Børsen-Koch , Dennis Stello , Marc Hon , Claudia Reyes

Massive Ultracompact Galaxies (MUGs) are common at z=2-3, but very rare in the nearby Universe. Simulations predict that the few surviving MUGs should reside in galaxy clusters, whose large relative velocities prevent them from merging,…

We applied computer analysis to classify the broad morphological type of ~3,000,000 SDSS galaxies. The catalog provides for each galaxy the DR8 object ID, right ascension, declination, and the certainty of the automatic classification to…

Astrophysics of Galaxies · Physics 2016-04-20 Evan Kuminski , Lior Shamir

We present a new photometric catalogue of the rich globular cluster (GC) system around M87, the brightest cluster galaxy in Virgo. Using archival Next Generation Virgo cluster Survey (NGVS) images in the ugriz bands, observed with…

Astrophysics of Galaxies · Physics 2015-11-24 L. J. Oldham , M. W. Auger
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