1,106 datasets found

Keywords: line intensities

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  • Fe equivalent widths of BHLMXBs

    The presence of blueshifted absorption lines in the X-ray spectra of black hole low-mass X-ray binaries is the telltale mark of massive outflows called winds. These signatures...
  • Gaia-ESO catalogue version 5.1

    The Gaia-ESO Survey is a public spectroscopic survey that targeted 100000 stars covering all major components of the Milky Way from the end of 2011 to 2018, delivering its final...
  • BPT class and AGN classification

    Accurate active galactic nucleus (AGN) identifications in large galaxy samples are crucial for the assessment of the role of AGN and AGN feedback in the co-evolution of galaxies...
  • Abundances of 6 Carina dSph CEMP stars

    Carbon Enhanced Metal-Poor (CEMP) stars ([C/Fe]>0.7) are known to exist in large numbers at low metallicity in the Milky Way halo and are important tracers of early Galactic...
  • Ionizing photons in UV-faint z~3-7 galaxies

    The demographics of the production and escape of ionizing photons from UV-faint early galaxies is a key unknown in discovering the primary drivers of reionization. With the...
  • SPRING catalogue

    With the aim of providing the complete demography of galaxies in the local Universe, including their nuclear properties, we present SPRING, a complete census of local galaxies...
  • GRB 210731A flux measurements

    GRB 210731A was a long-duration (T_90_=22.5s) gamma-ray burst discovered by the Burst Alert Telescope aboard the Neil Gehrels Swift Observatory. Swift triggered the wide-field,...
  • SDSS QSOs Al III and C III] emission lines

    We test the usefulness of the intermediate ionisation lines AlIII 1860 and CIII] 1909 as reliable virial mass estimators for quasars. We identify a sample of 309 quasars from...
  • Galactic Bulge GC stars CaT and RV

    Globular clusters (GCs) are excellent tracers of the formation and early evolution of the Milky Way. The bulge GCs (BGCs) are particularly important because they can reveal...
  • Accretion variability in RU Lup

    The process of accretion in classical T Tauri stars (CTTSs) has been observed to vary on different timescales. Studying this variability is vital to understanding a star's...
  • Center-to-limb distribution of SiI line width

    The SiI 6560.58{AA} line in the H{alpha} blue wing is blended with a telluric absorption line from water vapor in ground-based observations. Recent observations with the...
  • Extreme emission line galaxies in J-PLUS

    We searched for extreme emission line galaxies (EELGs) in the J-PLUS multiband survey (Cenarro et al., 2019A&A...622A.176C). We selected them by their excess of flux in the...
  • Stellar population of Rosette Nebula and NGC 2244

    Measurements of internal dynamics of young clusters and star-forming regions are crucial to fully understand the process of their formation. A basic prerequisite for this is a...
  • Peculiar Hydrogen-deficient Carbon stars

    R Coronae Borealis (RCB) variables and their non-variable counterparts, the dustless Hydrogen-Deficient Carbon (dLHdC) stars have been known to exhibit enhanced s-processed...
  • High-precision abundance of the Helmi streams

    The Helmi streams are a kinematic substructure whose progenitor is likely a dwarf galaxy. Although 20 years have passed since their discovery, it is still unclear whether their...
  • Kepler targets class based on LAMOST spectra

    In this work we present the results of our analysis of 16300 medium-resolution LAMOST spectra of late-type stars in the Kepler field aimed at the determination of the stellar...
  • Lithium depletion boundary in stellar assoc.

    Stellar ages are key to improving our understanding of different astrophysical phenomena. However, many techniques to estimate stellar ages are highly model-dependent. The...
  • CaII spectroscopy of SMC red giants. VI.

    We aim to analyze the chemical evolution of the Main Body of the SMC, adding six additional clusters to previously published samples, based on homogeneously determined and...
  • Low-Redshift Lyman Continuum Survey

    Combining 66 ultraviolet (UV) spectra and ancillary data from the recent Low-Redshift Lyman Continuum Survey (LzLCS) and 23 LyC observations by earlier studies, we form a...
  • NGC 3532 stars chromospheric activity

    The coeval stars of young open clusters provide insights into the formation of the rotation-activity relationship that elude studies of multi-age field populations. We measure...
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