898 datasets found

Keywords: galaxy classification systems

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  • The Guide Star Catalog, Version 2.3.2 (GSC2.3)

    The GSC II is an all-sky catalog based on 1" resolution scans of the photographic Sky Survey plates, at two epochs and three bandpasses, from the Palomar and UK Schmidt...
  • The Guide Star Catalog, Version 2.2 (GSC2.2)

    The GSC II is an all-sky catalog based on 1" resolution scans of the photographic Sky Survey plates, at two epochs and three bandpasses, from the Palomar and UK Schmidt...
  • Mock catalog of extragalactic radio background

    Radio observations provide a powerful tool to constrain the assembly of galaxies over cosmic time. Recent deep and wide radio continuum surveys have improved significantly our...
  • Compact groups of galaxies in SDSS DR7

    We investigate the properties of photometrically selected compact groups (CGs) in the Sloan Digital Sky Survey. In this paper, the fourth in a series, we focus on understanding...
  • BOSS morphology of galaxies

    We study the morphology and size of the luminous and massive galaxies at 0.3<z<0.7 targeted in the Baryon Oscillation Spectroscopic Survey (BOSS) using publicly available...
  • Tully-Fisher relation for SDSS galaxies

    In this paper, we derive scaling relations between photometric observable quantities and disc galaxy rotation velocity V_rot_ or Tully-Fisher relations (TFRs). Our methodology...
  • Nearby galaxies within 50Mpc from NSA, LVG & Leda

    We assemble a catalog of 15424 nearby galaxies within 50Mpc with consistent and homogenized mass, distance, and morphological type measurements. Our catalog combines galaxies...
  • Tidal features of 126 nearby red galaxies

    We present a study of tidal debris associated with 126 nearby red galaxies, selected from the 1.2{deg}^2^ Multiwavelength Survey by Yale-Chile (MUSYC, Cat. ) and the 9.3{deg}^2^...
  • 78 Galactic Open cluster structural parameters

    Binary stars play a crucial role in the understanding of the formation and evolution of star clusters and their stellar populations. We use Gaia Data Release 3 to homogeneously...
  • Galaxies outside clusters

    Early-type galaxies (ETGs) are divided into slow and fast rotators (FRs and SRs) according to the degree of ordered rotation of their stellar populations. Cosmological...
  • Star-forming low-mass gal. stellar host

    The morphological evolution of star-forming galaxies provides important clues to understand their physical properties, as well as the triggering and quenching mechanisms of star...
  • (16) Psyche images

    Asteroid (16) Psyche is the target of the NASA Psyche mission. It is considered one of the few main-belt bodies that could be an exposed proto-planetary metallic core and that...
  • NGC 3923 MegaCam image

    The elliptical galaxy NGC 3923 is known to be surrounded by a number of stellar shells, probable remnants of an accreted galaxy. Despite its uniqueness, the deepest images of...
  • DPOSS II compact group survey. EMMI-NTT sample

    We present the results of a redshift survey of 138 candidate compact groups from the DPOSS II catalogue, which extends the available redshift range of spectroscopically...
  • Ultra-steep spectrum radio sources

    We present the results of radio (VLA) and optical (ESO/La Silla) imaging of a sample of 52 radio sources having an ultra-steep radio spectrum with {alpha} mostly steeper than...
  • HI data of edge-on spiral galaxies

    Neutral hydrogen observations with the 100-m Effelsberg radio telescope are presented for 268 spiral galaxies from the Revised Flat Galaxy Catalog (). Fluxes, radial velocities...
  • HI data of blue compact dwarf galaxies

    We present HI-observations of 56 blue compact dwarf (BCD) galaxies of which 44 have been detected in the 21-cm line from neutral hydrogen with the 100-m radiotelescope at...
  • Mid-IR galaxies in Virgo cluster. III.

    We present ISOCAM imaging data at 6.75 and 15{mu}m for 145 galaxies in the Virgo cluster and in the Coma/A1367 supercluster. Of these, 99 form a complete, optically-selected,...
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