904 datasets found

Keywords: galaxy classification systems

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  • Rmag surface brightness of HIDEEP galaxies

    Minchin et al. (2004, Cat. ) have recently placed limits on the cosmological significance of gas-rich low surface brightness (LSB) galaxies as a proportion of the total...
  • Bar-induced strengths in spiral galaxies

    Bar-induced perturbation strengths are calculated for a well-defined magnitude-limited sample of 180 spiral galaxies, based on the Ohio State University Bright Galaxy Survey. We...
  • Shape of CL 1358+62 galaxies

    Observations of early-type galaxies, both in the local Universe and in clusters at medium redshifts, suggest that these galaxies often contain discs or disc-like structures....
  • Shape statistics of SDSS superclusters

    We study the supercluster shape properties of the recently compiled Sloan Digital Sky Survey (SDSS) cluster catalogue using an approach based on differential geometry. We detect...
  • Galaxies morphology and IR photometry. VIII

    We present the distribution of a statistical sample of nearby galaxies in the {kappa}-space ({kappa1}{prop.to}logM, {kappa}2{prop.to}log(Ie)^3^*M/L, {kappa}3{prop.to}M/L). Our...
  • Southern Milky Way galaxies velocities

    A redshift survey of galaxies located in the direction of the southern Milky Way has been carried out using the FLAIR multi-objects system on the 1.2-m UK Schmidt Telescope...
  • Morphological classifications of APM galaxies

    We investigate the consistency of visual morphological classifications of galaxies by comparing classifications for 831 galaxies from six independent observers. The galaxies...
  • Abell 85 CCD observations

    A CCD camera survey has been conducted of the X-ray emitting regions of a sample of clusters of galaxies. This sample includes at least one cluster from each of the classes in...
  • Infrared morphology of HII regions

    A search for infrared ring nebulae associated with regions of ionized hydrogen has been carried out. The New GPS Very Large Array survey at 20 cm forms the basis of the search,...
  • Chandra X-Ray galaxy clusters at z <1.4

    A reconstruction of the total mass (the fraction of dark matter, intercluster gas, and the brightest galaxy of the cluster) of 128 X-ray galaxy clusters at redshifts 0.01-1.4...
  • Geometry of radio pulsar magnetospheres

    Data on the profiles and polarization of the 10- and 20-cm emission of radio pulsars are used to calculate the angle {beta} between the rotational axis of the neutron star and...
  • Steep and ultra-steep spectra RC sources

    We present the results of spectroscopy of 71 objects with steep and ultra-steep spectra (alpha<-0.9, S{prop.to}nu^alpha^) from the "Big Trio" (RATAN-600-VLA-BTA) project,...
  • Galaxies with rows

    The results of a search for galaxies with straight structural elements, usually spiral-arm rows ("rows" in the terminology of Vorontsov-Vel'yaminov), are reported. The list of...
  • BV photometry of galactic nuclei

    Using all data in the literature on multiaperture photometry in B and V bands for 237 galaxies, a list of candidates for galaxies with chemically distinct nuclei is compiled....
  • Catalog of Southern Ringed Galaxies

    The Catalog of Southern Ringed Galaxies (CSRG) is a comprehensive compilation of diameters, axis ratios, relative bar position angles, and morphologies of inner and outer rings,...
  • Supergalactic plane redshift survey

    Redshift measurements, about 1000 of which are new, are presented for 1314 galaxies in a survey toward the apex of the large-scale streaming flow for ellipticals. Cone search...
  • UVIT DR1, comprehensive catalog of UVIT obs.

    We present the first comprehensive source catalog (UVIT DR1) of ultraviolet (UV) photometry in four far-UV (FUV~1300-1800{AA}) and five near-UV (NUV~2000-3000{AA}) filters of...
  • COSMOS2020 galaxy morphology classif. with USmorph

    Morphological classification conveys abundant information on the formation, evolution, and environment of galaxies. In this work, we refine a two-step galaxy morphological...
  • Deep u'g'r' obs. of galaxies in A262 & A1656

    In this study, we compare the structural parameters of ultradiffuse galaxies (UDGs) to those of other dwarf galaxies and investigate whether UDGs form a distinct population. We...
  • Siena Galaxy Atlas 2020 (SGA-2020)

    We present the 2020 version of the Siena Galaxy Atlas (SGA-2020), a multiwavelength optical and infrared imaging atlas of 383620 nearby galaxies. The SGA-2020 uses optical grz...
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