Results 81 to 90 of about 12,590,287 (391)

The dynamical status of ZwCl 2341.1+0000: a very elongated galaxy structure with a complex radio emission [PDF]

open access: yes, 2013
We study the dynamical status of the galaxy system ZwCl 2341.1+0000, a filamentary multi-Mpc galaxy structure associated with a complex diffuse radio emission.
W. Boschin, M. Girardi, R. Barrena
semanticscholar   +1 more source

MRC B0319-454: Probing the large-scale structure with a giant radio galaxy

open access: yes, 2008
We present an investigation of the relationships between the radio properties of a giant radio galaxy MRC B0319-454 and the surrounding galaxy distribution with the aim of examining the influence of intergalactic gas and gravity associated with the large-
Begelman   +51 more
core   +1 more source

MegaMorph – multiwavelength measurement of galaxy structure. Sérsic profile fits to galaxies near and far [PDF]

open access: yes, 2013
We demonstrate a new multiwavelength technique for two-dimensional parametric modelling of galaxy surface-brightness profiles, which we have incorporated into the widely used software galfit.
M. Vika   +5 more
semanticscholar   +1 more source

UGC 7388: a galaxy with two tidal loops

open access: yes, 2009
We present the results of spectroscopic and morphological studies of the galaxy UGC7388 with the 8.1-m Gemini North telescope. Judging by its observed characteristics, UGC7388 is a giant late-type spiral galaxy seen almost edge-on.
B. C. Whitmore   +23 more
core   +1 more source

The Thick Disk in the Galaxy NGC 4244 from S^4G Imaging [PDF]

open access: yes, 2010
If thick disks are ubiquitous and a natural product of disk galaxy formation and/or evolution processes, all undisturbed galaxies that have evolved during a significant fraction of a Hubble time should have a thick disk. The late-type spiral galaxy NGC
Athanassoula, E.   +18 more
core   +5 more sources

MegaMorph - multiwavelength measurement of galaxy structure: complete Sersic profile information from modern surveys [PDF]

open access: yes, 2012
In this paper, we demonstrate a new method for fitting galaxy p rofiles which makes use of the full multi-wavelength data provided by modern large optical-near-infrared imaging sur- veys.
B. Haeussler   +21 more
semanticscholar   +1 more source

Stochastic Biasing and Galaxy-Mass Density Relation in the Weakly Non-linear Regime

open access: yes, 1999
It is believed that the biasing of the galaxies plays an important role for understanding the large-scale structure of the universe. In general, the biasing of galaxy formation could be stochastic.
Chodorowski M. J., Mo H. J., Mo H. J.
core   +2 more sources

Kinematical Fluctuations Vary with Galaxy Surface Mass Density

open access: yesThe Astrophysical Journal Letters, 2023
The Galaxy inner parts are generally considered to be optically symmetric, as well as kinematically symmetric for most massive early-type galaxies. At the lower-mass end, many galaxies contain lots of small patches in their velocity maps, causing their ...
Ze-Hao Zhong   +3 more
doaj   +1 more source

Something about the structure of the Galaxy [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1999
18 pages, 15 figures, TeX, accepted for publication in ...
openaire   +4 more sources

Structure of the Draco Dwarf Spheroidal Galaxy [PDF]

open access: yes, 2002
This article studies the structure of the Draco dwarf spheroidal galaxy with an emphasis on the question of whether the spatial distribution of its stars has been affected by the tidal interaction with the Milky Way, using R- and V-band CCD photometry ...
Carlton Pryor   +6 more
core   +2 more sources

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